SuperSlicer/resources/web/guide/swiper/swiper-bundle.esm.browser.js

/**
 * Swiper 7.2.0
 * Most modern mobile touch slider and framework with hardware accelerated transitions
 * https://swiperjs.com
 *
 * Copyright 2014-2021 Vladimir Kharlampidi
 *
 * Released under the MIT License
 *
 * Released on: October 27, 2021
 */

/**
 * SSR Window 4.0.1
 * Better handling for window object in SSR environment
 * https://github.com/nolimits4web/ssr-window
 *
 * Copyright 2021, Vladimir Kharlampidi
 *
 * Licensed under MIT
 *
 * Released on: October 27, 2021
 */

/* eslint-disable no-param-reassign */
function isObject$1(obj) {
  return obj !== null && typeof obj === 'object' && 'constructor' in obj && obj.constructor === Object;
}

function extend$1(target = {}, src = {}) {
  Object.keys(src).forEach(key => {
    if (typeof target[key] === 'undefined') target[key] = src[key];else if (isObject$1(src[key]) && isObject$1(target[key]) && Object.keys(src[key]).length > 0) {
      extend$1(target[key], src[key]);
    }
  });
}

const ssrDocument = {
  body: {},

  addEventListener() {},

  removeEventListener() {},

  activeElement: {
    blur() {},

    nodeName: ''
  },

  querySelector() {
    return null;
  },

  querySelectorAll() {
    return [];
  },

  getElementById() {
    return null;
  },

  createEvent() {
    return {
      initEvent() {}

    };
  },

  createElement() {
    return {
      children: [],
      childNodes: [],
      style: {},

      setAttribute() {},

      getElementsByTagName() {
        return [];
      }

    };
  },

  createElementNS() {
    return {};
  },

  importNode() {
    return null;
  },

  location: {
    hash: '',
    host: '',
    hostname: '',
    href: '',
    origin: '',
    pathname: '',
    protocol: '',
    search: ''
  }
};

function getDocument() {
  const doc = typeof document !== 'undefined' ? document : {};
  extend$1(doc, ssrDocument);
  return doc;
}

const ssrWindow = {
  document: ssrDocument,
  navigator: {
    userAgent: ''
  },
  location: {
    hash: '',
    host: '',
    hostname: '',
    href: '',
    origin: '',
    pathname: '',
    protocol: '',
    search: ''
  },
  history: {
    replaceState() {},

    pushState() {},

    go() {},

    back() {}

  },
  CustomEvent: function CustomEvent() {
    return this;
  },

  addEventListener() {},

  removeEventListener() {},

  getComputedStyle() {
    return {
      getPropertyValue() {
        return '';
      }

    };
  },

  Image() {},

  Date() {},

  screen: {},

  setTimeout() {},

  clearTimeout() {},

  matchMedia() {
    return {};
  },

  requestAnimationFrame(callback) {
    if (typeof setTimeout === 'undefined') {
      callback();
      return null;
    }

    return setTimeout(callback, 0);
  },

  cancelAnimationFrame(id) {
    if (typeof setTimeout === 'undefined') {
      return;
    }

    clearTimeout(id);
  }

};

function getWindow() {
  const win = typeof window !== 'undefined' ? window : {};
  extend$1(win, ssrWindow);
  return win;
}

/**
 * Dom7 4.0.1
 * Minimalistic JavaScript library for DOM manipulation, with a jQuery-compatible API
 * https://framework7.io/docs/dom7.html
 *
 * Copyright 2021, Vladimir Kharlampidi
 *
 * Licensed under MIT
 *
 * Released on: October 27, 2021
 */
/* eslint-disable no-proto */

function makeReactive(obj) {
  const proto = obj.__proto__;
  Object.defineProperty(obj, '__proto__', {
    get() {
      return proto;
    },

    set(value) {
      proto.__proto__ = value;
    }

  });
}

class Dom7 extends Array {
  constructor(items) {
    super(...(items || []));
    makeReactive(this);
  }

}

function arrayFlat(arr = []) {
  const res = [];
  arr.forEach(el => {
    if (Array.isArray(el)) {
      res.push(...arrayFlat(el));
    } else {
      res.push(el);
    }
  });
  return res;
}

function arrayFilter(arr, callback) {
  return Array.prototype.filter.call(arr, callback);
}

function arrayUnique(arr) {
  const uniqueArray = [];

  for (let i = 0; i < arr.length; i += 1) {
    if (uniqueArray.indexOf(arr[i]) === -1) uniqueArray.push(arr[i]);
  }

  return uniqueArray;
}


function qsa(selector, context) {
  if (typeof selector !== 'string') {
    return [selector];
  }

  const a = [];
  const res = context.querySelectorAll(selector);

  for (let i = 0; i < res.length; i += 1) {
    a.push(res[i]);
  }

  return a;
}

function $(selector, context) {
  const window = getWindow();
  const document = getDocument();
  let arr = [];

  if (!context && selector instanceof Dom7) {
    return selector;
  }

  if (!selector) {
    return new Dom7(arr);
  }

  if (typeof selector === 'string') {
    const html = selector.trim();

    if (html.indexOf('<') >= 0 && html.indexOf('>') >= 0) {
      let toCreate = 'div';
      if (html.indexOf('<li') === 0) toCreate = 'ul';
      if (html.indexOf('<tr') === 0) toCreate = 'tbody';
      if (html.indexOf('<td') === 0 || html.indexOf('<th') === 0) toCreate = 'tr';
      if (html.indexOf('<tbody') === 0) toCreate = 'table';
      if (html.indexOf('<option') === 0) toCreate = 'select';
      const tempParent = document.createElement(toCreate);
      tempParent.innerHTML = html;

      for (let i = 0; i < tempParent.childNodes.length; i += 1) {
        arr.push(tempParent.childNodes[i]);
      }
    } else {
      arr = qsa(selector.trim(), context || document);
    } // arr = qsa(selector, document);

  } else if (selector.nodeType || selector === window || selector === document) {
    arr.push(selector);
  } else if (Array.isArray(selector)) {
    if (selector instanceof Dom7) return selector;
    arr = selector;
  }

  return new Dom7(arrayUnique(arr));
}

$.fn = Dom7.prototype; // eslint-disable-next-line

function addClass(...classes) {
  const classNames = arrayFlat(classes.map(c => c.split(' ')));
  this.forEach(el => {
    el.classList.add(...classNames);
  });
  return this;
}

function removeClass(...classes) {
  const classNames = arrayFlat(classes.map(c => c.split(' ')));
  this.forEach(el => {
    el.classList.remove(...classNames);
  });
  return this;
}

function toggleClass(...classes) {
  const classNames = arrayFlat(classes.map(c => c.split(' ')));
  this.forEach(el => {
    classNames.forEach(className => {
      el.classList.toggle(className);
    });
  });
}

function hasClass(...classes) {
  const classNames = arrayFlat(classes.map(c => c.split(' ')));
  return arrayFilter(this, el => {
    return classNames.filter(className => el.classList.contains(className)).length > 0;
  }).length > 0;
}

function attr(attrs, value) {
  if (arguments.length === 1 && typeof attrs === 'string') {
    // Get attr
    if (this[0]) return this[0].getAttribute(attrs);
    return undefined;
  } // Set attrs


  for (let i = 0; i < this.length; i += 1) {
    if (arguments.length === 2) {
      // String
      this[i].setAttribute(attrs, value);
    } else {
      // Object
      for (const attrName in attrs) {
        this[i][attrName] = attrs[attrName];
        this[i].setAttribute(attrName, attrs[attrName]);
      }
    }
  }

  return this;
}

function removeAttr(attr) {
  for (let i = 0; i < this.length; i += 1) {
    this[i].removeAttribute(attr);
  }

  return this;
}

function transform(transform) {
  for (let i = 0; i < this.length; i += 1) {
    this[i].style.transform = transform;
  }

  return this;
}

function transition$1(duration) {
  for (let i = 0; i < this.length; i += 1) {
    this[i].style.transitionDuration = typeof duration !== 'string' ? `${duration}ms` : duration;
  }

  return this;
}

function on(...args) {
  let [eventType, targetSelector, listener, capture] = args;

  if (typeof args[1] === 'function') {
    [eventType, listener, capture] = args;
    targetSelector = undefined;
  }

  if (!capture) capture = false;

  function handleLiveEvent(e) {
    const target = e.target;
    if (!target) return;
    const eventData = e.target.dom7EventData || [];

    if (eventData.indexOf(e) < 0) {
      eventData.unshift(e);
    }

    if ($(target).is(targetSelector)) listener.apply(target, eventData);else {
      const parents = $(target).parents(); // eslint-disable-line

      for (let k = 0; k < parents.length; k += 1) {
        if ($(parents[k]).is(targetSelector)) listener.apply(parents[k], eventData);
      }
    }
  }

  function handleEvent(e) {
    const eventData = e && e.target ? e.target.dom7EventData || [] : [];

    if (eventData.indexOf(e) < 0) {
      eventData.unshift(e);
    }

    listener.apply(this, eventData);
  }

  const events = eventType.split(' ');
  let j;

  for (let i = 0; i < this.length; i += 1) {
    const el = this[i];

    if (!targetSelector) {
      for (j = 0; j < events.length; j += 1) {
        const event = events[j];
        if (!el.dom7Listeners) el.dom7Listeners = {};
        if (!el.dom7Listeners[event]) el.dom7Listeners[event] = [];
        el.dom7Listeners[event].push({
          listener,
          proxyListener: handleEvent
        });
        el.addEventListener(event, handleEvent, capture);
      }
    } else {
      // Live events
      for (j = 0; j < events.length; j += 1) {
        const event = events[j];
        if (!el.dom7LiveListeners) el.dom7LiveListeners = {};
        if (!el.dom7LiveListeners[event]) el.dom7LiveListeners[event] = [];
        el.dom7LiveListeners[event].push({
          listener,
          proxyListener: handleLiveEvent
        });
        el.addEventListener(event, handleLiveEvent, capture);
      }
    }
  }

  return this;
}

function off(...args) {
  let [eventType, targetSelector, listener, capture] = args;

  if (typeof args[1] === 'function') {
    [eventType, listener, capture] = args;
    targetSelector = undefined;
  }

  if (!capture) capture = false;
  const events = eventType.split(' ');

  for (let i = 0; i < events.length; i += 1) {
    const event = events[i];

    for (let j = 0; j < this.length; j += 1) {
      const el = this[j];
      let handlers;

      if (!targetSelector && el.dom7Listeners) {
        handlers = el.dom7Listeners[event];
      } else if (targetSelector && el.dom7LiveListeners) {
        handlers = el.dom7LiveListeners[event];
      }

      if (handlers && handlers.length) {
        for (let k = handlers.length - 1; k >= 0; k -= 1) {
          const handler = handlers[k];

          if (listener && handler.listener === listener) {
            el.removeEventListener(event, handler.proxyListener, capture);
            handlers.splice(k, 1);
          } else if (listener && handler.listener && handler.listener.dom7proxy && handler.listener.dom7proxy === listener) {
            el.removeEventListener(event, handler.proxyListener, capture);
            handlers.splice(k, 1);
          } else if (!listener) {
            el.removeEventListener(event, handler.proxyListener, capture);
            handlers.splice(k, 1);
          }
        }
      }
    }
  }

  return this;
}

function trigger(...args) {
  const window = getWindow();
  const events = args[0].split(' ');
  const eventData = args[1];

  for (let i = 0; i < events.length; i += 1) {
    const event = events[i];

    for (let j = 0; j < this.length; j += 1) {
      const el = this[j];

      if (window.CustomEvent) {
        const evt = new window.CustomEvent(event, {
          detail: eventData,
          bubbles: true,
          cancelable: true
        });
        el.dom7EventData = args.filter((data, dataIndex) => dataIndex > 0);
        el.dispatchEvent(evt);
        el.dom7EventData = [];
        delete el.dom7EventData;
      }
    }
  }

  return this;
}

function transitionEnd$1(callback) {
  const dom = this;

  function fireCallBack(e) {
    if (e.target !== this) return;
    callback.call(this, e);
    dom.off('transitionend', fireCallBack);
  }

  if (callback) {
    dom.on('transitionend', fireCallBack);
  }

  return this;
}

function outerWidth(includeMargins) {
  if (this.length > 0) {
    if (includeMargins) {
      const styles = this.styles();
      return this[0].offsetWidth + parseFloat(styles.getPropertyValue('margin-right')) + parseFloat(styles.getPropertyValue('margin-left'));
    }

    return this[0].offsetWidth;
  }

  return null;
}

function outerHeight(includeMargins) {
  if (this.length > 0) {
    if (includeMargins) {
      const styles = this.styles();
      return this[0].offsetHeight + parseFloat(styles.getPropertyValue('margin-top')) + parseFloat(styles.getPropertyValue('margin-bottom'));
    }

    return this[0].offsetHeight;
  }

  return null;
}

function offset() {
  if (this.length > 0) {
    const window = getWindow();
    const document = getDocument();
    const el = this[0];
    const box = el.getBoundingClientRect();
    const body = document.body;
    const clientTop = el.clientTop || body.clientTop || 0;
    const clientLeft = el.clientLeft || body.clientLeft || 0;
    const scrollTop = el === window ? window.scrollY : el.scrollTop;
    const scrollLeft = el === window ? window.scrollX : el.scrollLeft;
    return {
      top: box.top + scrollTop - clientTop,
      left: box.left + scrollLeft - clientLeft
    };
  }

  return null;
}

function styles() {
  const window = getWindow();
  if (this[0]) return window.getComputedStyle(this[0], null);
  return {};
}

function css(props, value) {
  const window = getWindow();
  let i;

  if (arguments.length === 1) {
    if (typeof props === 'string') {
      // .css('width')
      if (this[0]) return window.getComputedStyle(this[0], null).getPropertyValue(props);
    } else {
      // .css({ width: '100px' })
      for (i = 0; i < this.length; i += 1) {
        for (const prop in props) {
          this[i].style[prop] = props[prop];
        }
      }

      return this;
    }
  }

  if (arguments.length === 2 && typeof props === 'string') {
    // .css('width', '100px')
    for (i = 0; i < this.length; i += 1) {
      this[i].style[props] = value;
    }

    return this;
  }

  return this;
}

function each(callback) {
  if (!callback) return this;
  this.forEach((el, index) => {
    callback.apply(el, [el, index]);
  });
  return this;
}

function filter(callback) {
  const result = arrayFilter(this, callback);
  return $(result);
}

function html(html) {
  if (typeof html === 'undefined') {
    return this[0] ? this[0].innerHTML : null;
  }

  for (let i = 0; i < this.length; i += 1) {
    this[i].innerHTML = html;
  }

  return this;
}

function text(text) {
  if (typeof text === 'undefined') {
    return this[0] ? this[0].textContent.trim() : null;
  }

  for (let i = 0; i < this.length; i += 1) {
    this[i].textContent = text;
  }

  return this;
}

function is(selector) {
  const window = getWindow();
  const document = getDocument();
  const el = this[0];
  let compareWith;
  let i;
  if (!el || typeof selector === 'undefined') return false;

  if (typeof selector === 'string') {
    if (el.matches) return el.matches(selector);
    if (el.webkitMatchesSelector) return el.webkitMatchesSelector(selector);
    if (el.msMatchesSelector) return el.msMatchesSelector(selector);
    compareWith = $(selector);

    for (i = 0; i < compareWith.length; i += 1) {
      if (compareWith[i] === el) return true;
    }

    return false;
  }

  if (selector === document) {
    return el === document;
  }

  if (selector === window) {
    return el === window;
  }

  if (selector.nodeType || selector instanceof Dom7) {
    compareWith = selector.nodeType ? [selector] : selector;

    for (i = 0; i < compareWith.length; i += 1) {
      if (compareWith[i] === el) return true;
    }

    return false;
  }

  return false;
}

function index() {
  let child = this[0];
  let i;

  if (child) {
    i = 0; // eslint-disable-next-line

    while ((child = child.previousSibling) !== null) {
      if (child.nodeType === 1) i += 1;
    }

    return i;
  }

  return undefined;
}

function eq(index) {
  if (typeof index === 'undefined') return this;
  const length = this.length;

  if (index > length - 1) {
    return $([]);
  }

  if (index < 0) {
    const returnIndex = length + index;
    if (returnIndex < 0) return $([]);
    return $([this[returnIndex]]);
  }

  return $([this[index]]);
}

function append(...els) {
  let newChild;
  const document = getDocument();

  for (let k = 0; k < els.length; k += 1) {
    newChild = els[k];

    for (let i = 0; i < this.length; i += 1) {
      if (typeof newChild === 'string') {
        const tempDiv = document.createElement('div');
        tempDiv.innerHTML = newChild;

        while (tempDiv.firstChild) {
          this[i].appendChild(tempDiv.firstChild);
        }
      } else if (newChild instanceof Dom7) {
        for (let j = 0; j < newChild.length; j += 1) {
          this[i].appendChild(newChild[j]);
        }
      } else {
        this[i].appendChild(newChild);
      }
    }
  }

  return this;
}

function prepend(newChild) {
  const document = getDocument();
  let i;
  let j;

  for (i = 0; i < this.length; i += 1) {
    if (typeof newChild === 'string') {
      const tempDiv = document.createElement('div');
      tempDiv.innerHTML = newChild;

      for (j = tempDiv.childNodes.length - 1; j >= 0; j -= 1) {
        this[i].insertBefore(tempDiv.childNodes[j], this[i].childNodes[0]);
      }
    } else if (newChild instanceof Dom7) {
      for (j = 0; j < newChild.length; j += 1) {
        this[i].insertBefore(newChild[j], this[i].childNodes[0]);
      }
    } else {
      this[i].insertBefore(newChild, this[i].childNodes[0]);
    }
  }

  return this;
}

function next(selector) {
  if (this.length > 0) {
    if (selector) {
      if (this[0].nextElementSibling && $(this[0].nextElementSibling).is(selector)) {
        return $([this[0].nextElementSibling]);
      }

      return $([]);
    }

    if (this[0].nextElementSibling) return $([this[0].nextElementSibling]);
    return $([]);
  }

  return $([]);
}

function nextAll(selector) {
  const nextEls = [];
  let el = this[0];
  if (!el) return $([]);

  while (el.nextElementSibling) {
    const next = el.nextElementSibling; // eslint-disable-line

    if (selector) {
      if ($(next).is(selector)) nextEls.push(next);
    } else nextEls.push(next);

    el = next;
  }

  return $(nextEls);
}

function prev(selector) {
  if (this.length > 0) {
    const el = this[0];

    if (selector) {
      if (el.previousElementSibling && $(el.previousElementSibling).is(selector)) {
        return $([el.previousElementSibling]);
      }

      return $([]);
    }

    if (el.previousElementSibling) return $([el.previousElementSibling]);
    return $([]);
  }

  return $([]);
}

function prevAll(selector) {
  const prevEls = [];
  let el = this[0];
  if (!el) return $([]);

  while (el.previousElementSibling) {
    const prev = el.previousElementSibling; // eslint-disable-line

    if (selector) {
      if ($(prev).is(selector)) prevEls.push(prev);
    } else prevEls.push(prev);

    el = prev;
  }

  return $(prevEls);
}

function parent(selector) {
  const parents = []; // eslint-disable-line

  for (let i = 0; i < this.length; i += 1) {
    if (this[i].parentNode !== null) {
      if (selector) {
        if ($(this[i].parentNode).is(selector)) parents.push(this[i].parentNode);
      } else {
        parents.push(this[i].parentNode);
      }
    }
  }

  return $(parents);
}

function parents(selector) {
  const parents = []; // eslint-disable-line

  for (let i = 0; i < this.length; i += 1) {
    let parent = this[i].parentNode; // eslint-disable-line

    while (parent) {
      if (selector) {
        if ($(parent).is(selector)) parents.push(parent);
      } else {
        parents.push(parent);
      }

      parent = parent.parentNode;
    }
  }

  return $(parents);
}

function closest(selector) {
  let closest = this; // eslint-disable-line

  if (typeof selector === 'undefined') {
    return $([]);
  }

  if (!closest.is(selector)) {
    closest = closest.parents(selector).eq(0);
  }

  return closest;
}

function find(selector) {
  const foundElements = [];

  for (let i = 0; i < this.length; i += 1) {
    const found = this[i].querySelectorAll(selector);

    for (let j = 0; j < found.length; j += 1) {
      foundElements.push(found[j]);
    }
  }

  return $(foundElements);
}

function children(selector) {
  const children = []; // eslint-disable-line

  for (let i = 0; i < this.length; i += 1) {
    const childNodes = this[i].children;

    for (let j = 0; j < childNodes.length; j += 1) {
      if (!selector || $(childNodes[j]).is(selector)) {
        children.push(childNodes[j]);
      }
    }
  }

  return $(children);
}

function remove() {
  for (let i = 0; i < this.length; i += 1) {
    if (this[i].parentNode) this[i].parentNode.removeChild(this[i]);
  }

  return this;
}

const Methods = {
  addClass,
  removeClass,
  hasClass,
  toggleClass,
  attr,
  removeAttr,
  transform,
  transition: transition$1,
  on,
  off,
  trigger,
  transitionEnd: transitionEnd$1,
  outerWidth,
  outerHeight,
  styles,
  offset,
  css,
  each,
  html,
  text,
  is,
  index,
  eq,
  append,
  prepend,
  next,
  nextAll,
  prev,
  prevAll,
  parent,
  parents,
  closest,
  find,
  children,
  filter,
  remove
};
Object.keys(Methods).forEach(methodName => {
  Object.defineProperty($.fn, methodName, {
    value: Methods[methodName],
    writable: true
  });
});

function deleteProps(obj) {
  const object = obj;
  Object.keys(object).forEach(key => {
    try {
      object[key] = null;
    } catch (e) {// no getter for object
    }

    try {
      delete object[key];
    } catch (e) {// something got wrong
    }
  });
}

function nextTick(callback, delay = 0) {
  return setTimeout(callback, delay);
}

function now() {
  return Date.now();
}

function getComputedStyle$1(el) {
  const window = getWindow();
  let style;

  if (window.getComputedStyle) {
    style = window.getComputedStyle(el, null);
  }

  if (!style && el.currentStyle) {
    style = el.currentStyle;
  }

  if (!style) {
    style = el.style;
  }

  return style;
}

function getTranslate(el, axis = 'x') {
  const window = getWindow();
  let matrix;
  let curTransform;
  let transformMatrix;
  const curStyle = getComputedStyle$1(el);

  if (window.WebKitCSSMatrix) {
    curTransform = curStyle.transform || curStyle.webkitTransform;

    if (curTransform.split(',').length > 6) {
      curTransform = curTransform.split(', ').map(a => a.replace(',', '.')).join(', ');
    } // Some old versions of Webkit choke when 'none' is passed; pass
    // empty string instead in this case


    transformMatrix = new window.WebKitCSSMatrix(curTransform === 'none' ? '' : curTransform);
  } else {
    transformMatrix = curStyle.MozTransform || curStyle.OTransform || curStyle.MsTransform || curStyle.msTransform || curStyle.transform || curStyle.getPropertyValue('transform').replace('translate(', 'matrix(1, 0, 0, 1,');
    matrix = transformMatrix.toString().split(',');
  }

  if (axis === 'x') {
    // Latest Chrome and webkits Fix
    if (window.WebKitCSSMatrix) curTransform = transformMatrix.m41; // Crazy IE10 Matrix
    else if (matrix.length === 16) curTransform = parseFloat(matrix[12]); // Normal Browsers
    else curTransform = parseFloat(matrix[4]);
  }

  if (axis === 'y') {
    // Latest Chrome and webkits Fix
    if (window.WebKitCSSMatrix) curTransform = transformMatrix.m42; // Crazy IE10 Matrix
    else if (matrix.length === 16) curTransform = parseFloat(matrix[13]); // Normal Browsers
    else curTransform = parseFloat(matrix[5]);
  }

  return curTransform || 0;
}

function isObject(o) {
  return typeof o === 'object' && o !== null && o.constructor && Object.prototype.toString.call(o).slice(8, -1) === 'Object';
}

function isNode(node) {
  // eslint-disable-next-line
  if (typeof window !== 'undefined' && typeof window.HTMLElement !== 'undefined') {
    return node instanceof HTMLElement;
  }

  return node && (node.nodeType === 1 || node.nodeType === 11);
}

function extend(...args) {
  const to = Object(args[0]);
  const noExtend = ['__proto__', 'constructor', 'prototype'];

  for (let i = 1; i < args.length; i += 1) {
    const nextSource = args[i];

    if (nextSource !== undefined && nextSource !== null && !isNode(nextSource)) {
      const keysArray = Object.keys(Object(nextSource)).filter(key => noExtend.indexOf(key) < 0);

      for (let nextIndex = 0, len = keysArray.length; nextIndex < len; nextIndex += 1) {
        const nextKey = keysArray[nextIndex];
        const desc = Object.getOwnPropertyDescriptor(nextSource, nextKey);

        if (desc !== undefined && desc.enumerable) {
          if (isObject(to[nextKey]) && isObject(nextSource[nextKey])) {
            if (nextSource[nextKey].__swiper__) {
              to[nextKey] = nextSource[nextKey];
            } else {
              extend(to[nextKey], nextSource[nextKey]);
            }
          } else if (!isObject(to[nextKey]) && isObject(nextSource[nextKey])) {
            to[nextKey] = {};

            if (nextSource[nextKey].__swiper__) {
              to[nextKey] = nextSource[nextKey];
            } else {
              extend(to[nextKey], nextSource[nextKey]);
            }
          } else {
            to[nextKey] = nextSource[nextKey];
          }
        }
      }
    }
  }

  return to;
}

function setCSSProperty(el, varName, varValue) {
  el.style.setProperty(varName, varValue);
}

function animateCSSModeScroll({
  swiper,
  targetPosition,
  side
}) {
  const window = getWindow();
  const startPosition = -swiper.translate;
  let startTime = null;
  let time;
  const duration = swiper.params.speed;
  swiper.wrapperEl.style.scrollSnapType = 'none';
  window.cancelAnimationFrame(swiper.cssModeFrameID);
  const dir = targetPosition > startPosition ? 'next' : 'prev';

  const isOutOfBound = (current, target) => {
    return dir === 'next' && current >= target || dir === 'prev' && current <= target;
  };

  const animate = () => {
    time = new Date().getTime();

    if (startTime === null) {
      startTime = time;
    }

    const progress = Math.max(Math.min((time - startTime) / duration, 1), 0);
    const easeProgress = 0.5 - Math.cos(progress * Math.PI) / 2;
    let currentPosition = startPosition + easeProgress * (targetPosition - startPosition);

    if (isOutOfBound(currentPosition, targetPosition)) {
      currentPosition = targetPosition;
    }

    swiper.wrapperEl.scrollTo({
      [side]: currentPosition
    });

    if (isOutOfBound(currentPosition, targetPosition)) {
      swiper.wrapperEl.style.overflow = 'hidden';
      swiper.wrapperEl.style.scrollSnapType = '';
      setTimeout(() => {
        swiper.wrapperEl.style.overflow = '';
        swiper.wrapperEl.scrollTo({
          [side]: currentPosition
        });
      });
      window.cancelAnimationFrame(swiper.cssModeFrameID);
      return;
    }

    swiper.cssModeFrameID = window.requestAnimationFrame(animate);
  };

  animate();
}

let support;

function calcSupport() {
  const window = getWindow();
  const document = getDocument();
  return {
    smoothScroll: document.documentElement && 'scrollBehavior' in document.documentElement.style,
    touch: !!('ontouchstart' in window || window.DocumentTouch && document instanceof window.DocumentTouch),
    passiveListener: function checkPassiveListener() {
      let supportsPassive = false;

      try {
        const opts = Object.defineProperty({}, 'passive', {
          // eslint-disable-next-line
          get() {
            supportsPassive = true;
          }

        });
        window.addEventListener('testPassiveListener', null, opts);
      } catch (e) {// No support
      }

      return supportsPassive;
    }(),
    gestures: function checkGestures() {
      return 'ongesturestart' in window;
    }()
  };
}

function getSupport() {
  if (!support) {
    support = calcSupport();
  }

  return support;
}

let deviceCached;

function calcDevice({
  userAgent
} = {}) {
  const support = getSupport();
  const window = getWindow();
  const platform = window.navigator.platform;
  const ua = userAgent || window.navigator.userAgent;
  const device = {
    ios: false,
    android: false
  };
  const screenWidth = window.screen.width;
  const screenHeight = window.screen.height;
  const android = ua.match(/(Android);?[\s\/]+([\d.]+)?/); // eslint-disable-line

  let ipad = ua.match(/(iPad).*OS\s([\d_]+)/);
  const ipod = ua.match(/(iPod)(.*OS\s([\d_]+))?/);
  const iphone = !ipad && ua.match(/(iPhone\sOS|iOS)\s([\d_]+)/);
  const windows = platform === 'Win32';
  let macos = platform === 'MacIntel'; // iPadOs 13 fix

  const iPadScreens = ['1024x1366', '1366x1024', '834x1194', '1194x834', '834x1112', '1112x834', '768x1024', '1024x768', '820x1180', '1180x820', '810x1080', '1080x810'];

  if (!ipad && macos && support.touch && iPadScreens.indexOf(`${screenWidth}x${screenHeight}`) >= 0) {
    ipad = ua.match(/(Version)\/([\d.]+)/);
    if (!ipad) ipad = [0, 1, '13_0_0'];
    macos = false;
  } // Android


  if (android && !windows) {
    device.os = 'android';
    device.android = true;
  }

  if (ipad || iphone || ipod) {
    device.os = 'ios';
    device.ios = true;
  } // Export object


  return device;
}

function getDevice(overrides = {}) {
  if (!deviceCached) {
    deviceCached = calcDevice(overrides);
  }

  return deviceCached;
}

let browser;

function calcBrowser() {
  const window = getWindow();

  function isSafari() {
    const ua = window.navigator.userAgent.toLowerCase();
    return ua.indexOf('safari') >= 0 && ua.indexOf('chrome') < 0 && ua.indexOf('android') < 0;
  }

  return {
    isSafari: isSafari(),
    isWebView: /(iPhone|iPod|iPad).*AppleWebKit(?!.*Safari)/i.test(window.navigator.userAgent)
  };
}

function getBrowser() {
  if (!browser) {
    browser = calcBrowser();
  }

  return browser;
}

function Resize({
  swiper,
  on,
  emit
}) {
  const window = getWindow();
  let observer = null;

  const resizeHandler = () => {
    if (!swiper || swiper.destroyed || !swiper.initialized) return;
    emit('beforeResize');
    emit('resize');
  };

  const createObserver = () => {
    if (!swiper || swiper.destroyed || !swiper.initialized) return;
    observer = new ResizeObserver(entries => {
      const {
        width,
        height
      } = swiper;
      let newWidth = width;
      let newHeight = height;
      entries.forEach(({
        contentBoxSize,
        contentRect,
        target
      }) => {
        if (target && target !== swiper.el) return;
        newWidth = contentRect ? contentRect.width : (contentBoxSize[0] || contentBoxSize).inlineSize;
        newHeight = contentRect ? contentRect.height : (contentBoxSize[0] || contentBoxSize).blockSize;
      });

      if (newWidth !== width || newHeight !== height) {
        resizeHandler();
      }
    });
    observer.observe(swiper.el);
  };

  const removeObserver = () => {
    if (observer && observer.unobserve && swiper.el) {
      observer.unobserve(swiper.el);
      observer = null;
    }
  };

  const orientationChangeHandler = () => {
    if (!swiper || swiper.destroyed || !swiper.initialized) return;
    emit('orientationchange');
  };

  on('init', () => {
    if (swiper.params.resizeObserver && typeof window.ResizeObserver !== 'undefined') {
      createObserver();
      return;
    }

    window.addEventListener('resize', resizeHandler);
    window.addEventListener('orientationchange', orientationChangeHandler);
  });
  on('destroy', () => {
    removeObserver();
    window.removeEventListener('resize', resizeHandler);
    window.removeEventListener('orientationchange', orientationChangeHandler);
  });
}

function Observer({
  swiper,
  extendParams,
  on,
  emit
}) {
  const observers = [];
  const window = getWindow();

  const attach = (target, options = {}) => {
    const ObserverFunc = window.MutationObserver || window.WebkitMutationObserver;
    const observer = new ObserverFunc(mutations => {
      // The observerUpdate event should only be triggered
      // once despite the number of mutations.  Additional
      // triggers are redundant and are very costly
      if (mutations.length === 1) {
        emit('observerUpdate', mutations[0]);
        return;
      }

      const observerUpdate = function observerUpdate() {
        emit('observerUpdate', mutations[0]);
      };

      if (window.requestAnimationFrame) {
        window.requestAnimationFrame(observerUpdate);
      } else {
        window.setTimeout(observerUpdate, 0);
      }
    });
    observer.observe(target, {
      attributes: typeof options.attributes === 'undefined' ? true : options.attributes,
      childList: typeof options.childList === 'undefined' ? true : options.childList,
      characterData: typeof options.characterData === 'undefined' ? true : options.characterData
    });
    observers.push(observer);
  };

  const init = () => {
    if (!swiper.params.observer) return;

    if (swiper.params.observeParents) {
      const containerParents = swiper.$el.parents();

      for (let i = 0; i < containerParents.length; i += 1) {
        attach(containerParents[i]);
      }
    } // Observe container


    attach(swiper.$el[0], {
      childList: swiper.params.observeSlideChildren
    }); // Observe wrapper

    attach(swiper.$wrapperEl[0], {
      attributes: false
    });
  };

  const destroy = () => {
    observers.forEach(observer => {
      observer.disconnect();
    });
    observers.splice(0, observers.length);
  };

  extendParams({
    observer: false,
    observeParents: false,
    observeSlideChildren: false
  });
  on('init', init);
  on('destroy', destroy);
}

/* eslint-disable no-underscore-dangle */
var eventsEmitter = {
  on(events, handler, priority) {
    const self = this;
    if (typeof handler !== 'function') return self;
    const method = priority ? 'unshift' : 'push';
    events.split(' ').forEach(event => {
      if (!self.eventsListeners[event]) self.eventsListeners[event] = [];
      self.eventsListeners[event][method](handler);
    });
    return self;
  },

  once(events, handler, priority) {
    const self = this;
    if (typeof handler !== 'function') return self;

    function onceHandler(...args) {
      self.off(events, onceHandler);

      if (onceHandler.__emitterProxy) {
        delete onceHandler.__emitterProxy;
      }

      handler.apply(self, args);
    }

    onceHandler.__emitterProxy = handler;
    return self.on(events, onceHandler, priority);
  },

  onAny(handler, priority) {
    const self = this;
    if (typeof handler !== 'function') return self;
    const method = priority ? 'unshift' : 'push';

    if (self.eventsAnyListeners.indexOf(handler) < 0) {
      self.eventsAnyListeners[method](handler);
    }

    return self;
  },

  offAny(handler) {
    const self = this;
    if (!self.eventsAnyListeners) return self;
    const index = self.eventsAnyListeners.indexOf(handler);

    if (index >= 0) {
      self.eventsAnyListeners.splice(index, 1);
    }

    return self;
  },

  off(events, handler) {
    const self = this;
    if (!self.eventsListeners) return self;
    events.split(' ').forEach(event => {
      if (typeof handler === 'undefined') {
        self.eventsListeners[event] = [];
      } else if (self.eventsListeners[event]) {
        self.eventsListeners[event].forEach((eventHandler, index) => {
          if (eventHandler === handler || eventHandler.__emitterProxy && eventHandler.__emitterProxy === handler) {
            self.eventsListeners[event].splice(index, 1);
          }
        });
      }
    });
    return self;
  },

  emit(...args) {
    const self = this;
    if (!self.eventsListeners) return self;
    let events;
    let data;
    let context;

    if (typeof args[0] === 'string' || Array.isArray(args[0])) {
      events = args[0];
      data = args.slice(1, args.length);
      context = self;
    } else {
      events = args[0].events;
      data = args[0].data;
      context = args[0].context || self;
    }

    data.unshift(context);
    const eventsArray = Array.isArray(events) ? events : events.split(' ');
    eventsArray.forEach(event => {
      if (self.eventsAnyListeners && self.eventsAnyListeners.length) {
        self.eventsAnyListeners.forEach(eventHandler => {
          eventHandler.apply(context, [event, ...data]);
        });
      }

      if (self.eventsListeners && self.eventsListeners[event]) {
        self.eventsListeners[event].forEach(eventHandler => {
          eventHandler.apply(context, data);
        });
      }
    });
    return self;
  }

};

function updateSize() {
  const swiper = this;
  let width;
  let height;
  const $el = swiper.$el;

  if (typeof swiper.params.width !== 'undefined' && swiper.params.width !== null) {
    width = swiper.params.width;
  } else {
    width = $el[0].clientWidth;
  }

  if (typeof swiper.params.height !== 'undefined' && swiper.params.height !== null) {
    height = swiper.params.height;
  } else {
    height = $el[0].clientHeight;
  }

  if (width === 0 && swiper.isHorizontal() || height === 0 && swiper.isVertical()) {
    return;
  } // Subtract paddings


  width = width - parseInt($el.css('padding-left') || 0, 10) - parseInt($el.css('padding-right') || 0, 10);
  height = height - parseInt($el.css('padding-top') || 0, 10) - parseInt($el.css('padding-bottom') || 0, 10);
  if (Number.isNaN(width)) width = 0;
  if (Number.isNaN(height)) height = 0;
  Object.assign(swiper, {
    width,
    height,
    size: swiper.isHorizontal() ? width : height
  });
}

function updateSlides() {
  const swiper = this;

  function getDirectionLabel(property) {
    if (swiper.isHorizontal()) {
      return property;
    } // prettier-ignore


    return {
      'width': 'height',
      'margin-top': 'margin-left',
      'margin-bottom ': 'margin-right',
      'margin-left': 'margin-top',
      'margin-right': 'margin-bottom',
      'padding-left': 'padding-top',
      'padding-right': 'padding-bottom',
      'marginRight': 'marginBottom'
    }[property];
  }

  function getDirectionPropertyValue(node, label) {
    return parseFloat(node.getPropertyValue(getDirectionLabel(label)) || 0);
  }

  const params = swiper.params;
  const {
    $wrapperEl,
    size: swiperSize,
    rtlTranslate: rtl,
    wrongRTL
  } = swiper;
  const isVirtual = swiper.virtual && params.virtual.enabled;
  const previousSlidesLength = isVirtual ? swiper.virtual.slides.length : swiper.slides.length;
  const slides = $wrapperEl.children(`.${swiper.params.slideClass}`);
  const slidesLength = isVirtual ? swiper.virtual.slides.length : slides.length;
  let snapGrid = [];
  const slidesGrid = [];
  const slidesSizesGrid = [];
  let offsetBefore = params.slidesOffsetBefore;

  if (typeof offsetBefore === 'function') {
    offsetBefore = params.slidesOffsetBefore.call(swiper);
  }

  let offsetAfter = params.slidesOffsetAfter;

  if (typeof offsetAfter === 'function') {
    offsetAfter = params.slidesOffsetAfter.call(swiper);
  }

  const previousSnapGridLength = swiper.snapGrid.length;
  const previousSlidesGridLength = swiper.slidesGrid.length;
  let spaceBetween = params.spaceBetween;
  let slidePosition = -offsetBefore;
  let prevSlideSize = 0;
  let index = 0;

  if (typeof swiperSize === 'undefined') {
    return;
  }

  if (typeof spaceBetween === 'string' && spaceBetween.indexOf('%') >= 0) {
    spaceBetween = parseFloat(spaceBetween.replace('%', '')) / 100 * swiperSize;
  }

  swiper.virtualSize = -spaceBetween; // reset margins

  if (rtl) slides.css({
    marginLeft: '',
    marginBottom: '',
    marginTop: ''
  });else slides.css({
    marginRight: '',
    marginBottom: '',
    marginTop: ''
  }); // reset cssMode offsets

  if (params.centeredSlides && params.cssMode) {
    setCSSProperty(swiper.wrapperEl, '--swiper-centered-offset-before', '');
    setCSSProperty(swiper.wrapperEl, '--swiper-centered-offset-after', '');
  }

  const gridEnabled = params.grid && params.grid.rows > 1 && swiper.grid;

  if (gridEnabled) {
    swiper.grid.initSlides(slidesLength);
  } // Calc slides


  let slideSize;
  const shouldResetSlideSize = params.slidesPerView === 'auto' && params.breakpoints && Object.keys(params.breakpoints).filter(key => {
    return typeof params.breakpoints[key].slidesPerView !== 'undefined';
  }).length > 0;

  for (let i = 0; i < slidesLength; i += 1) {
    slideSize = 0;
    const slide = slides.eq(i);

    if (gridEnabled) {
      swiper.grid.updateSlide(i, slide, slidesLength, getDirectionLabel);
    }

    if (slide.css('display') === 'none') continue; // eslint-disable-line

    if (params.slidesPerView === 'auto') {
      if (shouldResetSlideSize) {
        slides[i].style[getDirectionLabel('width')] = ``;
      }

      const slideStyles = getComputedStyle(slide[0]);
      const currentTransform = slide[0].style.transform;
      const currentWebKitTransform = slide[0].style.webkitTransform;

      if (currentTransform) {
        slide[0].style.transform = 'none';
      }

      if (currentWebKitTransform) {
        slide[0].style.webkitTransform = 'none';
      }

      if (params.roundLengths) {
        slideSize = swiper.isHorizontal() ? slide.outerWidth(true) : slide.outerHeight(true);
      } else {
        // eslint-disable-next-line
        const width = getDirectionPropertyValue(slideStyles, 'width');
        const paddingLeft = getDirectionPropertyValue(slideStyles, 'padding-left');
        const paddingRight = getDirectionPropertyValue(slideStyles, 'padding-right');
        const marginLeft = getDirectionPropertyValue(slideStyles, 'margin-left');
        const marginRight = getDirectionPropertyValue(slideStyles, 'margin-right');
        const boxSizing = slideStyles.getPropertyValue('box-sizing');

        if (boxSizing && boxSizing === 'border-box') {
          slideSize = width + marginLeft + marginRight;
        } else {
          const {
            clientWidth,
            offsetWidth
          } = slide[0];
          slideSize = width + paddingLeft + paddingRight + marginLeft + marginRight + (offsetWidth - clientWidth);
        }
      }

      if (currentTransform) {
        slide[0].style.transform = currentTransform;
      }

      if (currentWebKitTransform) {
        slide[0].style.webkitTransform = currentWebKitTransform;
      }

      if (params.roundLengths) slideSize = Math.floor(slideSize);
    } else {
      slideSize = (swiperSize - (params.slidesPerView - 1) * spaceBetween) / params.slidesPerView;
      if (params.roundLengths) slideSize = Math.floor(slideSize);

      if (slides[i]) {
        slides[i].style[getDirectionLabel('width')] = `${slideSize}px`;
      }
    }

    if (slides[i]) {
      slides[i].swiperSlideSize = slideSize;
    }

    slidesSizesGrid.push(slideSize);

    if (params.centeredSlides) {
      slidePosition = slidePosition + slideSize / 2 + prevSlideSize / 2 + spaceBetween;
      if (prevSlideSize === 0 && i !== 0) slidePosition = slidePosition - swiperSize / 2 - spaceBetween;
      if (i === 0) slidePosition = slidePosition - swiperSize / 2 - spaceBetween;
      if (Math.abs(slidePosition) < 1 / 1000) slidePosition = 0;
      if (params.roundLengths) slidePosition = Math.floor(slidePosition);
      if (index % params.slidesPerGroup === 0) snapGrid.push(slidePosition);
      slidesGrid.push(slidePosition);
    } else {
      if (params.roundLengths) slidePosition = Math.floor(slidePosition);
      if ((index - Math.min(swiper.params.slidesPerGroupSkip, index)) % swiper.params.slidesPerGroup === 0) snapGrid.push(slidePosition);
      slidesGrid.push(slidePosition);
      slidePosition = slidePosition + slideSize + spaceBetween;
    }

    swiper.virtualSize += slideSize + spaceBetween;
    prevSlideSize = slideSize;
    index += 1;
  }

  swiper.virtualSize = Math.max(swiper.virtualSize, swiperSize) + offsetAfter;

  if (rtl && wrongRTL && (params.effect === 'slide' || params.effect === 'coverflow')) {
    $wrapperEl.css({
      width: `${swiper.virtualSize + params.spaceBetween}px`
    });
  }

  if (params.setWrapperSize) {
    $wrapperEl.css({
      [getDirectionLabel('width')]: `${swiper.virtualSize + params.spaceBetween}px`
    });
  }

  if (gridEnabled) {
    swiper.grid.updateWrapperSize(slideSize, snapGrid, getDirectionLabel);
  } // Remove last grid elements depending on width


  if (!params.centeredSlides) {
    const newSlidesGrid = [];

    for (let i = 0; i < snapGrid.length; i += 1) {
      let slidesGridItem = snapGrid[i];
      if (params.roundLengths) slidesGridItem = Math.floor(slidesGridItem);

      if (snapGrid[i] <= swiper.virtualSize - swiperSize) {
        newSlidesGrid.push(slidesGridItem);
      }
    }

    snapGrid = newSlidesGrid;

    if (Math.floor(swiper.virtualSize - swiperSize) - Math.floor(snapGrid[snapGrid.length - 1]) > 1) {
      snapGrid.push(swiper.virtualSize - swiperSize);
    }
  }

  if (snapGrid.length === 0) snapGrid = [0];

  if (params.spaceBetween !== 0) {
    const key = swiper.isHorizontal() && rtl ? 'marginLeft' : getDirectionLabel('marginRight');
    slides.filter((_, slideIndex) => {
      if (!params.cssMode) return true;

      if (slideIndex === slides.length - 1) {
        return false;
      }

      return true;
    }).css({
      [key]: `${spaceBetween}px`
    });
  }

  if (params.centeredSlides && params.centeredSlidesBounds) {
    let allSlidesSize = 0;
    slidesSizesGrid.forEach(slideSizeValue => {
      allSlidesSize += slideSizeValue + (params.spaceBetween ? params.spaceBetween : 0);
    });
    allSlidesSize -= params.spaceBetween;
    const maxSnap = allSlidesSize - swiperSize;
    snapGrid = snapGrid.map(snap => {
      if (snap < 0) return -offsetBefore;
      if (snap > maxSnap) return maxSnap + offsetAfter;
      return snap;
    });
  }

  if (params.centerInsufficientSlides) {
    let allSlidesSize = 0;
    slidesSizesGrid.forEach(slideSizeValue => {
      allSlidesSize += slideSizeValue + (params.spaceBetween ? params.spaceBetween : 0);
    });
    allSlidesSize -= params.spaceBetween;

    if (allSlidesSize < swiperSize) {
      const allSlidesOffset = (swiperSize - allSlidesSize) / 2;
      snapGrid.forEach((snap, snapIndex) => {
        snapGrid[snapIndex] = snap - allSlidesOffset;
      });
      slidesGrid.forEach((snap, snapIndex) => {
        slidesGrid[snapIndex] = snap + allSlidesOffset;
      });
    }
  }

  Object.assign(swiper, {
    slides,
    snapGrid,
    slidesGrid,
    slidesSizesGrid
  });

  if (params.centeredSlides && params.cssMode && !params.centeredSlidesBounds) {
    setCSSProperty(swiper.wrapperEl, '--swiper-centered-offset-before', `${-snapGrid[0]}px`);
    setCSSProperty(swiper.wrapperEl, '--swiper-centered-offset-after', `${swiper.size / 2 - slidesSizesGrid[slidesSizesGrid.length - 1] / 2}px`);
    const addToSnapGrid = -swiper.snapGrid[0];
    const addToSlidesGrid = -swiper.slidesGrid[0];
    swiper.snapGrid = swiper.snapGrid.map(v => v + addToSnapGrid);
    swiper.slidesGrid = swiper.slidesGrid.map(v => v + addToSlidesGrid);
  }

  if (slidesLength !== previousSlidesLength) {
    swiper.emit('slidesLengthChange');
  }

  if (snapGrid.length !== previousSnapGridLength) {
    if (swiper.params.watchOverflow) swiper.checkOverflow();
    swiper.emit('snapGridLengthChange');
  }

  if (slidesGrid.length !== previousSlidesGridLength) {
    swiper.emit('slidesGridLengthChange');
  }

  if (params.watchSlidesProgress) {
    swiper.updateSlidesOffset();
  }
}

function updateAutoHeight(speed) {
  const swiper = this;
  const activeSlides = [];
  const isVirtual = swiper.virtual && swiper.params.virtual.enabled;
  let newHeight = 0;
  let i;

  if (typeof speed === 'number') {
    swiper.setTransition(speed);
  } else if (speed === true) {
    swiper.setTransition(swiper.params.speed);
  }

  const getSlideByIndex = index => {
    if (isVirtual) {
      return swiper.slides.filter(el => parseInt(el.getAttribute('data-swiper-slide-index'), 10) === index)[0];
    }

    return swiper.slides.eq(index)[0];
  }; // Find slides currently in view


  if (swiper.params.slidesPerView !== 'auto' && swiper.params.slidesPerView > 1) {
    if (swiper.params.centeredSlides) {
      swiper.visibleSlides.each(slide => {
        activeSlides.push(slide);
      });
    } else {
      for (i = 0; i < Math.ceil(swiper.params.slidesPerView); i += 1) {
        const index = swiper.activeIndex + i;
        if (index > swiper.slides.length && !isVirtual) break;
        activeSlides.push(getSlideByIndex(index));
      }
    }
  } else {
    activeSlides.push(getSlideByIndex(swiper.activeIndex));
  } // Find new height from highest slide in view


  for (i = 0; i < activeSlides.length; i += 1) {
    if (typeof activeSlides[i] !== 'undefined') {
      const height = activeSlides[i].offsetHeight;
      newHeight = height > newHeight ? height : newHeight;
    }
  } // Update Height


  if (newHeight) swiper.$wrapperEl.css('height', `${newHeight}px`);
}

function updateSlidesOffset() {
  const swiper = this;
  const slides = swiper.slides;

  for (let i = 0; i < slides.length; i += 1) {
    slides[i].swiperSlideOffset = swiper.isHorizontal() ? slides[i].offsetLeft : slides[i].offsetTop;
  }
}

function updateSlidesProgress(translate = this && this.translate || 0) {
  const swiper = this;
  const params = swiper.params;
  const {
    slides,
    rtlTranslate: rtl,
    snapGrid
  } = swiper;
  if (slides.length === 0) return;
  if (typeof slides[0].swiperSlideOffset === 'undefined') swiper.updateSlidesOffset();
  let offsetCenter = -translate;
  if (rtl) offsetCenter = translate; // Visible Slides

  slides.removeClass(params.slideVisibleClass);
  swiper.visibleSlidesIndexes = [];
  swiper.visibleSlides = [];

  for (let i = 0; i < slides.length; i += 1) {
    const slide = slides[i];
    let slideOffset = slide.swiperSlideOffset;

    if (params.cssMode && params.centeredSlides) {
      slideOffset -= slides[0].swiperSlideOffset;
    }

    const slideProgress = (offsetCenter + (params.centeredSlides ? swiper.minTranslate() : 0) - slideOffset) / (slide.swiperSlideSize + params.spaceBetween);
    const originalSlideProgress = (offsetCenter - snapGrid[0] + (params.centeredSlides ? swiper.minTranslate() : 0) - slideOffset) / (slide.swiperSlideSize + params.spaceBetween);
    const slideBefore = -(offsetCenter - slideOffset);
    const slideAfter = slideBefore + swiper.slidesSizesGrid[i];
    const isVisible = slideBefore >= 0 && slideBefore < swiper.size - 1 || slideAfter > 1 && slideAfter <= swiper.size || slideBefore <= 0 && slideAfter >= swiper.size;

    if (isVisible) {
      swiper.visibleSlides.push(slide);
      swiper.visibleSlidesIndexes.push(i);
      slides.eq(i).addClass(params.slideVisibleClass);
    }

    slide.progress = rtl ? -slideProgress : slideProgress;
    slide.originalProgress = rtl ? -originalSlideProgress : originalSlideProgress;
  }

  swiper.visibleSlides = $(swiper.visibleSlides);
}

function updateProgress(translate) {
  const swiper = this;

  if (typeof translate === 'undefined') {
    const multiplier = swiper.rtlTranslate ? -1 : 1; // eslint-disable-next-line

    translate = swiper && swiper.translate && swiper.translate * multiplier || 0;
  }

  const params = swiper.params;
  const translatesDiff = swiper.maxTranslate() - swiper.minTranslate();
  let {
    progress,
    isBeginning,
    isEnd
  } = swiper;
  const wasBeginning = isBeginning;
  const wasEnd = isEnd;

  if (translatesDiff === 0) {
    progress = 0;
    isBeginning = true;
    isEnd = true;
  } else {
    progress = (translate - swiper.minTranslate()) / translatesDiff;
    isBeginning = progress <= 0;
    isEnd = progress >= 1;
  }

  Object.assign(swiper, {
    progress,
    isBeginning,
    isEnd
  });
  if (params.watchSlidesProgress || params.centeredSlides && params.autoHeight) swiper.updateSlidesProgress(translate);

  if (isBeginning && !wasBeginning) {
    swiper.emit('reachBeginning toEdge');
  }

  if (isEnd && !wasEnd) {
    swiper.emit('reachEnd toEdge');
  }

  if (wasBeginning && !isBeginning || wasEnd && !isEnd) {
    swiper.emit('fromEdge');
  }

  swiper.emit('progress', progress);
}

function updateSlidesClasses() {
  const swiper = this;
  const {
    slides,
    params,
    $wrapperEl,
    activeIndex,
    realIndex
  } = swiper;
  const isVirtual = swiper.virtual && params.virtual.enabled;
  slides.removeClass(`${params.slideActiveClass} ${params.slideNextClass} ${params.slidePrevClass} ${params.slideDuplicateActiveClass} ${params.slideDuplicateNextClass} ${params.slideDuplicatePrevClass}`);
  let activeSlide;

  if (isVirtual) {
    activeSlide = swiper.$wrapperEl.find(`.${params.slideClass}[data-swiper-slide-index="${activeIndex}"]`);
  } else {
    activeSlide = slides.eq(activeIndex);
  } // Active classes


  activeSlide.addClass(params.slideActiveClass);

  if (params.loop) {
    // Duplicate to all looped slides
    if (activeSlide.hasClass(params.slideDuplicateClass)) {
      $wrapperEl.children(`.${params.slideClass}:not(.${params.slideDuplicateClass})[data-swiper-slide-index="${realIndex}"]`).addClass(params.slideDuplicateActiveClass);
    } else {
      $wrapperEl.children(`.${params.slideClass}.${params.slideDuplicateClass}[data-swiper-slide-index="${realIndex}"]`).addClass(params.slideDuplicateActiveClass);
    }
  } // Next Slide


  let nextSlide = activeSlide.nextAll(`.${params.slideClass}`).eq(0).addClass(params.slideNextClass);

  if (params.loop && nextSlide.length === 0) {
    nextSlide = slides.eq(0);
    nextSlide.addClass(params.slideNextClass);
  } // Prev Slide


  let prevSlide = activeSlide.prevAll(`.${params.slideClass}`).eq(0).addClass(params.slidePrevClass);

  if (params.loop && prevSlide.length === 0) {
    prevSlide = slides.eq(-1);
    prevSlide.addClass(params.slidePrevClass);
  }

  if (params.loop) {
    // Duplicate to all looped slides
    if (nextSlide.hasClass(params.slideDuplicateClass)) {
      $wrapperEl.children(`.${params.slideClass}:not(.${params.slideDuplicateClass})[data-swiper-slide-index="${nextSlide.attr('data-swiper-slide-index')}"]`).addClass(params.slideDuplicateNextClass);
    } else {
      $wrapperEl.children(`.${params.slideClass}.${params.slideDuplicateClass}[data-swiper-slide-index="${nextSlide.attr('data-swiper-slide-index')}"]`).addClass(params.slideDuplicateNextClass);
    }

    if (prevSlide.hasClass(params.slideDuplicateClass)) {
      $wrapperEl.children(`.${params.slideClass}:not(.${params.slideDuplicateClass})[data-swiper-slide-index="${prevSlide.attr('data-swiper-slide-index')}"]`).addClass(params.slideDuplicatePrevClass);
    } else {
      $wrapperEl.children(`.${params.slideClass}.${params.slideDuplicateClass}[data-swiper-slide-index="${prevSlide.attr('data-swiper-slide-index')}"]`).addClass(params.slideDuplicatePrevClass);
    }
  }

  swiper.emitSlidesClasses();
}

function updateActiveIndex(newActiveIndex) {
  const swiper = this;
  const translate = swiper.rtlTranslate ? swiper.translate : -swiper.translate;
  const {
    slidesGrid,
    snapGrid,
    params,
    activeIndex: previousIndex,
    realIndex: previousRealIndex,
    snapIndex: previousSnapIndex
  } = swiper;
  let activeIndex = newActiveIndex;
  let snapIndex;

  if (typeof activeIndex === 'undefined') {
    for (let i = 0; i < slidesGrid.length; i += 1) {
      if (typeof slidesGrid[i + 1] !== 'undefined') {
        if (translate >= slidesGrid[i] && translate < slidesGrid[i + 1] - (slidesGrid[i + 1] - slidesGrid[i]) / 2) {
          activeIndex = i;
        } else if (translate >= slidesGrid[i] && translate < slidesGrid[i + 1]) {
          activeIndex = i + 1;
        }
      } else if (translate >= slidesGrid[i]) {
        activeIndex = i;
      }
    } // Normalize slideIndex


    if (params.normalizeSlideIndex) {
      if (activeIndex < 0 || typeof activeIndex === 'undefined') activeIndex = 0;
    }
  }

  if (snapGrid.indexOf(translate) >= 0) {
    snapIndex = snapGrid.indexOf(translate);
  } else {
    const skip = Math.min(params.slidesPerGroupSkip, activeIndex);
    snapIndex = skip + Math.floor((activeIndex - skip) / params.slidesPerGroup);
  }

  if (snapIndex >= snapGrid.length) snapIndex = snapGrid.length - 1;

  if (activeIndex === previousIndex) {
    if (snapIndex !== previousSnapIndex) {
      swiper.snapIndex = snapIndex;
      swiper.emit('snapIndexChange');
    }

    return;
  } // Get real index


  const realIndex = parseInt(swiper.slides.eq(activeIndex).attr('data-swiper-slide-index') || activeIndex, 10);
  Object.assign(swiper, {
    snapIndex,
    realIndex,
    previousIndex,
    activeIndex
  });
  swiper.emit('activeIndexChange');
  swiper.emit('snapIndexChange');

  if (previousRealIndex !== realIndex) {
    swiper.emit('realIndexChange');
  }

  if (swiper.initialized || swiper.params.runCallbacksOnInit) {
    swiper.emit('slideChange');
  }
}

function updateClickedSlide(e) {
  const swiper = this;
  const params = swiper.params;
  const slide = $(e.target).closest(`.${params.slideClass}`)[0];
  let slideFound = false;
  let slideIndex;

  if (slide) {
    for (let i = 0; i < swiper.slides.length; i += 1) {
      if (swiper.slides[i] === slide) {
        slideFound = true;
        slideIndex = i;
        break;
      }
    }
  }

  if (slide && slideFound) {
    swiper.clickedSlide = slide;

    if (swiper.virtual && swiper.params.virtual.enabled) {
      swiper.clickedIndex = parseInt($(slide).attr('data-swiper-slide-index'), 10);
    } else {
      swiper.clickedIndex = slideIndex;
    }
  } else {
    swiper.clickedSlide = undefined;
    swiper.clickedIndex = undefined;
    return;
  }

  if (params.slideToClickedSlide && swiper.clickedIndex !== undefined && swiper.clickedIndex !== swiper.activeIndex) {
    swiper.slideToClickedSlide();
  }
}

var update = {
  updateSize,
  updateSlides,
  updateAutoHeight,
  updateSlidesOffset,
  updateSlidesProgress,
  updateProgress,
  updateSlidesClasses,
  updateActiveIndex,
  updateClickedSlide
};

function getSwiperTranslate(axis = this.isHorizontal() ? 'x' : 'y') {
  const swiper = this;
  const {
    params,
    rtlTranslate: rtl,
    translate,
    $wrapperEl
  } = swiper;

  if (params.virtualTranslate) {
    return rtl ? -translate : translate;
  }

  if (params.cssMode) {
    return translate;
  }

  let currentTranslate = getTranslate($wrapperEl[0], axis);
  if (rtl) currentTranslate = -currentTranslate;
  return currentTranslate || 0;
}

function setTranslate(translate, byController) {
  const swiper = this;
  const {
    rtlTranslate: rtl,
    params,
    $wrapperEl,
    wrapperEl,
    progress
  } = swiper;
  let x = 0;
  let y = 0;
  const z = 0;

  if (swiper.isHorizontal()) {
    x = rtl ? -translate : translate;
  } else {
    y = translate;
  }

  if (params.roundLengths) {
    x = Math.floor(x);
    y = Math.floor(y);
  }

  if (params.cssMode) {
    wrapperEl[swiper.isHorizontal() ? 'scrollLeft' : 'scrollTop'] = swiper.isHorizontal() ? -x : -y;
  } else if (!params.virtualTranslate) {
    $wrapperEl.transform(`translate3d(${x}px, ${y}px, ${z}px)`);
  }

  swiper.previousTranslate = swiper.translate;
  swiper.translate = swiper.isHorizontal() ? x : y; // Check if we need to update progress

  let newProgress;
  const translatesDiff = swiper.maxTranslate() - swiper.minTranslate();

  if (translatesDiff === 0) {
    newProgress = 0;
  } else {
    newProgress = (translate - swiper.minTranslate()) / translatesDiff;
  }

  if (newProgress !== progress) {
    swiper.updateProgress(translate);
  }

  swiper.emit('setTranslate', swiper.translate, byController);
}

function minTranslate() {
  return -this.snapGrid[0];
}

function maxTranslate() {
  return -this.snapGrid[this.snapGrid.length - 1];
}

function translateTo(translate = 0, speed = this.params.speed, runCallbacks = true, translateBounds = true, internal) {
  const swiper = this;
  const {
    params,
    wrapperEl
  } = swiper;

  if (swiper.animating && params.preventInteractionOnTransition) {
    return false;
  }

  const minTranslate = swiper.minTranslate();
  const maxTranslate = swiper.maxTranslate();
  let newTranslate;
  if (translateBounds && translate > minTranslate) newTranslate = minTranslate;else if (translateBounds && translate < maxTranslate) newTranslate = maxTranslate;else newTranslate = translate; // Update progress

  swiper.updateProgress(newTranslate);

  if (params.cssMode) {
    const isH = swiper.isHorizontal();

    if (speed === 0) {
      wrapperEl[isH ? 'scrollLeft' : 'scrollTop'] = -newTranslate;
    } else {
      if (!swiper.support.smoothScroll) {
        animateCSSModeScroll({
          swiper,
          targetPosition: -newTranslate,
          side: isH ? 'left' : 'top'
        });
        return true;
      }

      wrapperEl.scrollTo({
        [isH ? 'left' : 'top']: -newTranslate,
        behavior: 'smooth'
      });
    }

    return true;
  }

  if (speed === 0) {
    swiper.setTransition(0);
    swiper.setTranslate(newTranslate);

    if (runCallbacks) {
      swiper.emit('beforeTransitionStart', speed, internal);
      swiper.emit('transitionEnd');
    }
  } else {
    swiper.setTransition(speed);
    swiper.setTranslate(newTranslate);

    if (runCallbacks) {
      swiper.emit('beforeTransitionStart', speed, internal);
      swiper.emit('transitionStart');
    }

    if (!swiper.animating) {
      swiper.animating = true;

      if (!swiper.onTranslateToWrapperTransitionEnd) {
        swiper.onTranslateToWrapperTransitionEnd = function transitionEnd(e) {
          if (!swiper || swiper.destroyed) return;
          if (e.target !== this) return;
          swiper.$wrapperEl[0].removeEventListener('transitionend', swiper.onTranslateToWrapperTransitionEnd);
          swiper.$wrapperEl[0].removeEventListener('webkitTransitionEnd', swiper.onTranslateToWrapperTransitionEnd);
          swiper.onTranslateToWrapperTransitionEnd = null;
          delete swiper.onTranslateToWrapperTransitionEnd;

          if (runCallbacks) {
            swiper.emit('transitionEnd');
          }
        };
      }

      swiper.$wrapperEl[0].addEventListener('transitionend', swiper.onTranslateToWrapperTransitionEnd);
      swiper.$wrapperEl[0].addEventListener('webkitTransitionEnd', swiper.onTranslateToWrapperTransitionEnd);
    }
  }

  return true;
}

var translate = {
  getTranslate: getSwiperTranslate,
  setTranslate,
  minTranslate,
  maxTranslate,
  translateTo
};

function setTransition(duration, byController) {
  const swiper = this;

  if (!swiper.params.cssMode) {
    swiper.$wrapperEl.transition(duration);
  }

  swiper.emit('setTransition', duration, byController);
}

function transitionEmit({
  swiper,
  runCallbacks,
  direction,
  step
}) {
  const {
    activeIndex,
    previousIndex
  } = swiper;
  let dir = direction;

  if (!dir) {
    if (activeIndex > previousIndex) dir = 'next';else if (activeIndex < previousIndex) dir = 'prev';else dir = 'reset';
  }

  swiper.emit(`transition${step}`);

  if (runCallbacks && activeIndex !== previousIndex) {
    if (dir === 'reset') {
      swiper.emit(`slideResetTransition${step}`);
      return;
    }

    swiper.emit(`slideChangeTransition${step}`);

    if (dir === 'next') {
      swiper.emit(`slideNextTransition${step}`);
    } else {
      swiper.emit(`slidePrevTransition${step}`);
    }
  }
}

function transitionStart(runCallbacks = true, direction) {
  const swiper = this;
  const {
    params
  } = swiper;
  if (params.cssMode) return;

  if (params.autoHeight) {
    swiper.updateAutoHeight();
  }

  transitionEmit({
    swiper,
    runCallbacks,
    direction,
    step: 'Start'
  });
}

function transitionEnd(runCallbacks = true, direction) {
  const swiper = this;
  const {
    params
  } = swiper;
  swiper.animating = false;
  if (params.cssMode) return;
  swiper.setTransition(0);
  transitionEmit({
    swiper,
    runCallbacks,
    direction,
    step: 'End'
  });
}

var transition = {
  setTransition,
  transitionStart,
  transitionEnd
};

function slideTo(index = 0, speed = this.params.speed, runCallbacks = true, internal, initial) {
  if (typeof index !== 'number' && typeof index !== 'string') {
    throw new Error(`The 'index' argument cannot have type other than 'number' or 'string'. [${typeof index}] given.`);
  }

  if (typeof index === 'string') {
    /**
     * The `index` argument converted from `string` to `number`.
     * @type {number}
     */
    const indexAsNumber = parseInt(index, 10);
    /**
     * Determines whether the `index` argument is a valid `number`
     * after being converted from the `string` type.
     * @type {boolean}
     */

    const isValidNumber = isFinite(indexAsNumber);

    if (!isValidNumber) {
      throw new Error(`The passed-in 'index' (string) couldn't be converted to 'number'. [${index}] given.`);
    } // Knowing that the converted `index` is a valid number,
    // we can update the original argument's value.


    index = indexAsNumber;
  }

  const swiper = this;
  let slideIndex = index;
  if (slideIndex < 0) slideIndex = 0;
  const {
    params,
    snapGrid,
    slidesGrid,
    previousIndex,
    activeIndex,
    rtlTranslate: rtl,
    wrapperEl,
    enabled
  } = swiper;

  if (swiper.animating && params.preventInteractionOnTransition || !enabled && !internal && !initial) {
    return false;
  }

  const skip = Math.min(swiper.params.slidesPerGroupSkip, slideIndex);
  let snapIndex = skip + Math.floor((slideIndex - skip) / swiper.params.slidesPerGroup);
  if (snapIndex >= snapGrid.length) snapIndex = snapGrid.length - 1;

  if ((activeIndex || params.initialSlide || 0) === (previousIndex || 0) && runCallbacks) {
    swiper.emit('beforeSlideChangeStart');
  }

  const translate = -snapGrid[snapIndex]; // Update progress

  swiper.updateProgress(translate); // Normalize slideIndex

  if (params.normalizeSlideIndex) {
    for (let i = 0; i < slidesGrid.length; i += 1) {
      const normalizedTranslate = -Math.floor(translate * 100);
      const normalizedGrid = Math.floor(slidesGrid[i] * 100);
      const normalizedGridNext = Math.floor(slidesGrid[i + 1] * 100);

      if (typeof slidesGrid[i + 1] !== 'undefined') {
        if (normalizedTranslate >= normalizedGrid && normalizedTranslate < normalizedGridNext - (normalizedGridNext - normalizedGrid) / 2) {
          slideIndex = i;
        } else if (normalizedTranslate >= normalizedGrid && normalizedTranslate < normalizedGridNext) {
          slideIndex = i + 1;
        }
      } else if (normalizedTranslate >= normalizedGrid) {
        slideIndex = i;
      }
    }
  } // Directions locks


  if (swiper.initialized && slideIndex !== activeIndex) {
    if (!swiper.allowSlideNext && translate < swiper.translate && translate < swiper.minTranslate()) {
      return false;
    }

    if (!swiper.allowSlidePrev && translate > swiper.translate && translate > swiper.maxTranslate()) {
      if ((activeIndex || 0) !== slideIndex) return false;
    }
  }

  let direction;
  if (slideIndex > activeIndex) direction = 'next';else if (slideIndex < activeIndex) direction = 'prev';else direction = 'reset'; // Update Index

  if (rtl && -translate === swiper.translate || !rtl && translate === swiper.translate) {
    swiper.updateActiveIndex(slideIndex); // Update Height

    if (params.autoHeight) {
      swiper.updateAutoHeight();
    }

    swiper.updateSlidesClasses();

    if (params.effect !== 'slide') {
      swiper.setTranslate(translate);
    }

    if (direction !== 'reset') {
      swiper.transitionStart(runCallbacks, direction);
      swiper.transitionEnd(runCallbacks, direction);
    }

    return false;
  }

  if (params.cssMode) {
    const isH = swiper.isHorizontal();
    const t = rtl ? translate : -translate;

    if (speed === 0) {
      const isVirtual = swiper.virtual && swiper.params.virtual.enabled;

      if (isVirtual) {
        swiper.wrapperEl.style.scrollSnapType = 'none';
        swiper._immediateVirtual = true;
      }

      wrapperEl[isH ? 'scrollLeft' : 'scrollTop'] = t;

      if (isVirtual) {
        requestAnimationFrame(() => {
          swiper.wrapperEl.style.scrollSnapType = '';
          swiper._swiperImmediateVirtual = false;
        });
      }
    } else {
      if (!swiper.support.smoothScroll) {
        animateCSSModeScroll({
          swiper,
          targetPosition: t,
          side: isH ? 'left' : 'top'
        });
        return true;
      }

      wrapperEl.scrollTo({
        [isH ? 'left' : 'top']: t,
        behavior: 'smooth'
      });
    }

    return true;
  }

  if (speed === 0) {
    swiper.setTransition(0);
    swiper.setTranslate(translate);
    swiper.updateActiveIndex(slideIndex);
    swiper.updateSlidesClasses();
    swiper.emit('beforeTransitionStart', speed, internal);
    swiper.transitionStart(runCallbacks, direction);
    swiper.transitionEnd(runCallbacks, direction);
  } else {
    swiper.setTransition(speed);
    swiper.setTranslate(translate);
    swiper.updateActiveIndex(slideIndex);
    swiper.updateSlidesClasses();
    swiper.emit('beforeTransitionStart', speed, internal);
    swiper.transitionStart(runCallbacks, direction);

    if (!swiper.animating) {
      swiper.animating = true;

      if (!swiper.onSlideToWrapperTransitionEnd) {
        swiper.onSlideToWrapperTransitionEnd = function transitionEnd(e) {
          if (!swiper || swiper.destroyed) return;
          if (e.target !== this) return;
          swiper.$wrapperEl[0].removeEventListener('transitionend', swiper.onSlideToWrapperTransitionEnd);
          swiper.$wrapperEl[0].removeEventListener('webkitTransitionEnd', swiper.onSlideToWrapperTransitionEnd);
          swiper.onSlideToWrapperTransitionEnd = null;
          delete swiper.onSlideToWrapperTransitionEnd;
          swiper.transitionEnd(runCallbacks, direction);
        };
      }

      swiper.$wrapperEl[0].addEventListener('transitionend', swiper.onSlideToWrapperTransitionEnd);
      swiper.$wrapperEl[0].addEventListener('webkitTransitionEnd', swiper.onSlideToWrapperTransitionEnd);
    }
  }

  return true;
}

function slideToLoop(index = 0, speed = this.params.speed, runCallbacks = true, internal) {
  const swiper = this;
  let newIndex = index;

  if (swiper.params.loop) {
    newIndex += swiper.loopedSlides;
  }

  return swiper.slideTo(newIndex, speed, runCallbacks, internal);
}

/* eslint no-unused-vars: "off" */
function slideNext(speed = this.params.speed, runCallbacks = true, internal) {
  const swiper = this;
  const {
    animating,
    enabled,
    params
  } = swiper;
  if (!enabled) return swiper;
  let perGroup = params.slidesPerGroup;

  if (params.slidesPerView === 'auto' && params.slidesPerGroup === 1 && params.slidesPerGroupAuto) {
    perGroup = Math.max(swiper.slidesPerViewDynamic('current', true), 1);
  }

  const increment = swiper.activeIndex < params.slidesPerGroupSkip ? 1 : perGroup;

  if (params.loop) {
    if (animating && params.loopPreventsSlide) return false;
    swiper.loopFix(); // eslint-disable-next-line

    swiper._clientLeft = swiper.$wrapperEl[0].clientLeft;
  }

  return swiper.slideTo(swiper.activeIndex + increment, speed, runCallbacks, internal);
}

/* eslint no-unused-vars: "off" */
function slidePrev(speed = this.params.speed, runCallbacks = true, internal) {
  const swiper = this;
  const {
    params,
    animating,
    snapGrid,
    slidesGrid,
    rtlTranslate,
    enabled
  } = swiper;
  if (!enabled) return swiper;

  if (params.loop) {
    if (animating && params.loopPreventsSlide) return false;
    swiper.loopFix(); // eslint-disable-next-line

    swiper._clientLeft = swiper.$wrapperEl[0].clientLeft;
  }

  const translate = rtlTranslate ? swiper.translate : -swiper.translate;

  function normalize(val) {
    if (val < 0) return -Math.floor(Math.abs(val));
    return Math.floor(val);
  }

  const normalizedTranslate = normalize(translate);
  const normalizedSnapGrid = snapGrid.map(val => normalize(val));
  let prevSnap = snapGrid[normalizedSnapGrid.indexOf(normalizedTranslate) - 1];

  if (typeof prevSnap === 'undefined' && params.cssMode) {
    let prevSnapIndex;
    snapGrid.forEach((snap, snapIndex) => {
      if (normalizedTranslate >= snap) {
        // prevSnap = snap;
        prevSnapIndex = snapIndex;
      }
    });

    if (typeof prevSnapIndex !== 'undefined') {
      prevSnap = snapGrid[prevSnapIndex > 0 ? prevSnapIndex - 1 : prevSnapIndex];
    }
  }

  let prevIndex = 0;

  if (typeof prevSnap !== 'undefined') {
    prevIndex = slidesGrid.indexOf(prevSnap);
    if (prevIndex < 0) prevIndex = swiper.activeIndex - 1;

    if (params.slidesPerView === 'auto' && params.slidesPerGroup === 1 && params.slidesPerGroupAuto) {
      prevIndex = prevIndex - swiper.slidesPerViewDynamic('previous', true) + 1;
      prevIndex = Math.max(prevIndex, 0);
    }
  }

  return swiper.slideTo(prevIndex, speed, runCallbacks, internal);
}

/* eslint no-unused-vars: "off" */
function slideReset(speed = this.params.speed, runCallbacks = true, internal) {
  const swiper = this;
  return swiper.slideTo(swiper.activeIndex, speed, runCallbacks, internal);
}

/* eslint no-unused-vars: "off" */
function slideToClosest(speed = this.params.speed, runCallbacks = true, internal, threshold = 0.5) {
  const swiper = this;
  let index = swiper.activeIndex;
  const skip = Math.min(swiper.params.slidesPerGroupSkip, index);
  const snapIndex = skip + Math.floor((index - skip) / swiper.params.slidesPerGroup);
  const translate = swiper.rtlTranslate ? swiper.translate : -swiper.translate;

  if (translate >= swiper.snapGrid[snapIndex]) {
    // The current translate is on or after the current snap index, so the choice
    // is between the current index and the one after it.
    const currentSnap = swiper.snapGrid[snapIndex];
    const nextSnap = swiper.snapGrid[snapIndex + 1];

    if (translate - currentSnap > (nextSnap - currentSnap) * threshold) {
      index += swiper.params.slidesPerGroup;
    }
  } else {
    // The current translate is before the current snap index, so the choice
    // is between the current index and the one before it.
    const prevSnap = swiper.snapGrid[snapIndex - 1];
    const currentSnap = swiper.snapGrid[snapIndex];

    if (translate - prevSnap <= (currentSnap - prevSnap) * threshold) {
      index -= swiper.params.slidesPerGroup;
    }
  }

  index = Math.max(index, 0);
  index = Math.min(index, swiper.slidesGrid.length - 1);
  return swiper.slideTo(index, speed, runCallbacks, internal);
}

function slideToClickedSlide() {
  const swiper = this;
  const {
    params,
    $wrapperEl
  } = swiper;
  const slidesPerView = params.slidesPerView === 'auto' ? swiper.slidesPerViewDynamic() : params.slidesPerView;
  let slideToIndex = swiper.clickedIndex;
  let realIndex;

  if (params.loop) {
    if (swiper.animating) return;
    realIndex = parseInt($(swiper.clickedSlide).attr('data-swiper-slide-index'), 10);

    if (params.centeredSlides) {
      if (slideToIndex < swiper.loopedSlides - slidesPerView / 2 || slideToIndex > swiper.slides.length - swiper.loopedSlides + slidesPerView / 2) {
        swiper.loopFix();
        slideToIndex = $wrapperEl.children(`.${params.slideClass}[data-swiper-slide-index="${realIndex}"]:not(.${params.slideDuplicateClass})`).eq(0).index();
        nextTick(() => {
          swiper.slideTo(slideToIndex);
        });
      } else {
        swiper.slideTo(slideToIndex);
      }
    } else if (slideToIndex > swiper.slides.length - slidesPerView) {
      swiper.loopFix();
      slideToIndex = $wrapperEl.children(`.${params.slideClass}[data-swiper-slide-index="${realIndex}"]:not(.${params.slideDuplicateClass})`).eq(0).index();
      nextTick(() => {
        swiper.slideTo(slideToIndex);
      });
    } else {
      swiper.slideTo(slideToIndex);
    }
  } else {
    swiper.slideTo(slideToIndex);
  }
}

var slide = {
  slideTo,
  slideToLoop,
  slideNext,
  slidePrev,
  slideReset,
  slideToClosest,
  slideToClickedSlide
};

function loopCreate() {
  const swiper = this;
  const document = getDocument();
  const {
    params,
    $wrapperEl
  } = swiper; // Remove duplicated slides

  const $selector = $($wrapperEl.children()[0].parentNode);
  $selector.children(`.${params.slideClass}.${params.slideDuplicateClass}`).remove();
  let slides = $selector.children(`.${params.slideClass}`);

  if (params.loopFillGroupWithBlank) {
    const blankSlidesNum = params.slidesPerGroup - slides.length % params.slidesPerGroup;

    if (blankSlidesNum !== params.slidesPerGroup) {
      for (let i = 0; i < blankSlidesNum; i += 1) {
        const blankNode = $(document.createElement('div')).addClass(`${params.slideClass} ${params.slideBlankClass}`);
        $selector.append(blankNode);
      }

      slides = $selector.children(`.${params.slideClass}`);
    }
  }

  if (params.slidesPerView === 'auto' && !params.loopedSlides) params.loopedSlides = slides.length;
  swiper.loopedSlides = Math.ceil(parseFloat(params.loopedSlides || params.slidesPerView, 10));
  swiper.loopedSlides += params.loopAdditionalSlides;

  if (swiper.loopedSlides > slides.length) {
    swiper.loopedSlides = slides.length;
  }

  const prependSlides = [];
  const appendSlides = [];
  slides.each((el, index) => {
    const slide = $(el);

    if (index < swiper.loopedSlides) {
      appendSlides.push(el);
    }

    if (index < slides.length && index >= slides.length - swiper.loopedSlides) {
      prependSlides.push(el);
    }

    slide.attr('data-swiper-slide-index', index);
  });

  for (let i = 0; i < appendSlides.length; i += 1) {
    $selector.append($(appendSlides[i].cloneNode(true)).addClass(params.slideDuplicateClass));
  }

  for (let i = prependSlides.length - 1; i >= 0; i -= 1) {
    $selector.prepend($(prependSlides[i].cloneNode(true)).addClass(params.slideDuplicateClass));
  }
}

function loopFix() {
  const swiper = this;
  swiper.emit('beforeLoopFix');
  const {
    activeIndex,
    slides,
    loopedSlides,
    allowSlidePrev,
    allowSlideNext,
    snapGrid,
    rtlTranslate: rtl
  } = swiper;
  let newIndex;
  swiper.allowSlidePrev = true;
  swiper.allowSlideNext = true;
  const snapTranslate = -snapGrid[activeIndex];
  const diff = snapTranslate - swiper.getTranslate(); // Fix For Negative Oversliding

  if (activeIndex < loopedSlides) {
    newIndex = slides.length - loopedSlides * 3 + activeIndex;
    newIndex += loopedSlides;
    const slideChanged = swiper.slideTo(newIndex, 0, false, true);

    if (slideChanged && diff !== 0) {
      swiper.setTranslate((rtl ? -swiper.translate : swiper.translate) - diff);
    }
  } else if (activeIndex >= slides.length - loopedSlides) {
    // Fix For Positive Oversliding
    newIndex = -slides.length + activeIndex + loopedSlides;
    newIndex += loopedSlides;
    const slideChanged = swiper.slideTo(newIndex, 0, false, true);

    if (slideChanged && diff !== 0) {
      swiper.setTranslate((rtl ? -swiper.translate : swiper.translate) - diff);
    }
  }

  swiper.allowSlidePrev = allowSlidePrev;
  swiper.allowSlideNext = allowSlideNext;
  swiper.emit('loopFix');
}

function loopDestroy() {
  const swiper = this;
  const {
    $wrapperEl,
    params,
    slides
  } = swiper;
  $wrapperEl.children(`.${params.slideClass}.${params.slideDuplicateClass},.${params.slideClass}.${params.slideBlankClass}`).remove();
  slides.removeAttr('data-swiper-slide-index');
}

var loop = {
  loopCreate,
  loopFix,
  loopDestroy
};

function setGrabCursor(moving) {
  const swiper = this;
  if (swiper.support.touch || !swiper.params.simulateTouch || swiper.params.watchOverflow && swiper.isLocked || swiper.params.cssMode) return;
  const el = swiper.params.touchEventsTarget === 'container' ? swiper.el : swiper.wrapperEl;
  el.style.cursor = 'move';
  el.style.cursor = moving ? '-webkit-grabbing' : '-webkit-grab';
  el.style.cursor = moving ? '-moz-grabbin' : '-moz-grab';
  el.style.cursor = moving ? 'grabbing' : 'grab';
}

function unsetGrabCursor() {
  const swiper = this;

  if (swiper.support.touch || swiper.params.watchOverflow && swiper.isLocked || swiper.params.cssMode) {
    return;
  }

  swiper[swiper.params.touchEventsTarget === 'container' ? 'el' : 'wrapperEl'].style.cursor = '';
}

var grabCursor = {
  setGrabCursor,
  unsetGrabCursor
};

function closestElement(selector, base = this) {
  function __closestFrom(el) {
    if (!el || el === getDocument() || el === getWindow()) return null;
    if (el.assignedSlot) el = el.assignedSlot;
    const found = el.closest(selector);
    return found || __closestFrom(el.getRootNode().host);
  }

  return __closestFrom(base);
}

function onTouchStart(event) {
  const swiper = this;
  const document = getDocument();
  const window = getWindow();
  const data = swiper.touchEventsData;
  const {
    params,
    touches,
    enabled
  } = swiper;
  if (!enabled) return;

  if (swiper.animating && params.preventInteractionOnTransition) {
    return;
  }

  if (!swiper.animating && params.cssMode && params.loop) {
    swiper.loopFix();
  }

  let e = event;
  if (e.originalEvent) e = e.originalEvent;
  let $targetEl = $(e.target);

  if (params.touchEventsTarget === 'wrapper') {
    if (!$targetEl.closest(swiper.wrapperEl).length) return;
  }

  data.isTouchEvent = e.type === 'touchstart';
  if (!data.isTouchEvent && 'which' in e && e.which === 3) return;
  if (!data.isTouchEvent && 'button' in e && e.button > 0) return;
  if (data.isTouched && data.isMoved) return; // change target el for shadow root component

  const swipingClassHasValue = !!params.noSwipingClass && params.noSwipingClass !== '';

  if (swipingClassHasValue && e.target && e.target.shadowRoot && event.path && event.path[0]) {
    $targetEl = $(event.path[0]);
  }

  const noSwipingSelector = params.noSwipingSelector ? params.noSwipingSelector : `.${params.noSwipingClass}`;
  const isTargetShadow = !!(e.target && e.target.shadowRoot); // use closestElement for shadow root element to get the actual closest for nested shadow root element

  if (params.noSwiping && (isTargetShadow ? closestElement(noSwipingSelector, e.target) : $targetEl.closest(noSwipingSelector)[0])) {
    swiper.allowClick = true;
    return;
  }

  if (params.swipeHandler) {
    if (!$targetEl.closest(params.swipeHandler)[0]) return;
  }

  touches.currentX = e.type === 'touchstart' ? e.targetTouches[0].pageX : e.pageX;
  touches.currentY = e.type === 'touchstart' ? e.targetTouches[0].pageY : e.pageY;
  const startX = touches.currentX;
  const startY = touches.currentY; // Do NOT start if iOS edge swipe is detected. Otherwise iOS app cannot swipe-to-go-back anymore

  const edgeSwipeDetection = params.edgeSwipeDetection || params.iOSEdgeSwipeDetection;
  const edgeSwipeThreshold = params.edgeSwipeThreshold || params.iOSEdgeSwipeThreshold;

  if (edgeSwipeDetection && (startX <= edgeSwipeThreshold || startX >= window.innerWidth - edgeSwipeThreshold)) {
    if (edgeSwipeDetection === 'prevent') {
      event.preventDefault();
    } else {
      return;
    }
  }

  Object.assign(data, {
    isTouched: true,
    isMoved: false,
    allowTouchCallbacks: true,
    isScrolling: undefined,
    startMoving: undefined
  });
  touches.startX = startX;
  touches.startY = startY;
  data.touchStartTime = now();
  swiper.allowClick = true;
  swiper.updateSize();
  swiper.swipeDirection = undefined;
  if (params.threshold > 0) data.allowThresholdMove = false;

  if (e.type !== 'touchstart') {
    let preventDefault = true;
    if ($targetEl.is(data.focusableElements)) preventDefault = false;

    if (document.activeElement && $(document.activeElement).is(data.focusableElements) && document.activeElement !== $targetEl[0]) {
      document.activeElement.blur();
    }

    const shouldPreventDefault = preventDefault && swiper.allowTouchMove && params.touchStartPreventDefault;

    if ((params.touchStartForcePreventDefault || shouldPreventDefault) && !$targetEl[0].isContentEditable) {
      e.preventDefault();
    }
  }

  swiper.emit('touchStart', e);
}

function onTouchMove(event) {
  const document = getDocument();
  const swiper = this;
  const data = swiper.touchEventsData;
  const {
    params,
    touches,
    rtlTranslate: rtl,
    enabled
  } = swiper;
  if (!enabled) return;
  let e = event;
  if (e.originalEvent) e = e.originalEvent;

  if (!data.isTouched) {
    if (data.startMoving && data.isScrolling) {
      swiper.emit('touchMoveOpposite', e);
    }

    return;
  }

  if (data.isTouchEvent && e.type !== 'touchmove') return;
  const targetTouch = e.type === 'touchmove' && e.targetTouches && (e.targetTouches[0] || e.changedTouches[0]);
  const pageX = e.type === 'touchmove' ? targetTouch.pageX : e.pageX;
  const pageY = e.type === 'touchmove' ? targetTouch.pageY : e.pageY;

  if (e.preventedByNestedSwiper) {
    touches.startX = pageX;
    touches.startY = pageY;
    return;
  }

  if (!swiper.allowTouchMove) {
    // isMoved = true;
    swiper.allowClick = false;

    if (data.isTouched) {
      Object.assign(touches, {
        startX: pageX,
        startY: pageY,
        currentX: pageX,
        currentY: pageY
      });
      data.touchStartTime = now();
    }

    return;
  }

  if (data.isTouchEvent && params.touchReleaseOnEdges && !params.loop) {
    if (swiper.isVertical()) {
      // Vertical
      if (pageY < touches.startY && swiper.translate <= swiper.maxTranslate() || pageY > touches.startY && swiper.translate >= swiper.minTranslate()) {
        data.isTouched = false;
        data.isMoved = false;
        return;
      }
    } else if (pageX < touches.startX && swiper.translate <= swiper.maxTranslate() || pageX > touches.startX && swiper.translate >= swiper.minTranslate()) {
      return;
    }
  }

  if (data.isTouchEvent && document.activeElement) {
    if (e.target === document.activeElement && $(e.target).is(data.focusableElements)) {
      data.isMoved = true;
      swiper.allowClick = false;
      return;
    }
  }

  if (data.allowTouchCallbacks) {
    swiper.emit('touchMove', e);
  }

  if (e.targetTouches && e.targetTouches.length > 1) return;
  touches.currentX = pageX;
  touches.currentY = pageY;
  const diffX = touches.currentX - touches.startX;
  const diffY = touches.currentY - touches.startY;
  if (swiper.params.threshold && Math.sqrt(diffX ** 2 + diffY ** 2) < swiper.params.threshold) return;

  if (typeof data.isScrolling === 'undefined') {
    let touchAngle;

    if (swiper.isHorizontal() && touches.currentY === touches.startY || swiper.isVertical() && touches.currentX === touches.startX) {
      data.isScrolling = false;
    } else {
      // eslint-disable-next-line
      if (diffX * diffX + diffY * diffY >= 25) {
        touchAngle = Math.atan2(Math.abs(diffY), Math.abs(diffX)) * 180 / Math.PI;
        data.isScrolling = swiper.isHorizontal() ? touchAngle > params.touchAngle : 90 - touchAngle > params.touchAngle;
      }
    }
  }

  if (data.isScrolling) {
    swiper.emit('touchMoveOpposite', e);
  }

  if (typeof data.startMoving === 'undefined') {
    if (touches.currentX !== touches.startX || touches.currentY !== touches.startY) {
      data.startMoving = true;
    }
  }

  if (data.isScrolling) {
    data.isTouched = false;
    return;
  }

  if (!data.startMoving) {
    return;
  }

  swiper.allowClick = false;

  if (!params.cssMode && e.cancelable) {
    e.preventDefault();
  }

  if (params.touchMoveStopPropagation && !params.nested) {
    e.stopPropagation();
  }

  if (!data.isMoved) {
    if (params.loop && !params.cssMode) {
      swiper.loopFix();
    }

    data.startTranslate = swiper.getTranslate();
    swiper.setTransition(0);

    if (swiper.animating) {
      swiper.$wrapperEl.trigger('webkitTransitionEnd transitionend');
    }

    data.allowMomentumBounce = false; // Grab Cursor

    if (params.grabCursor && (swiper.allowSlideNext === true || swiper.allowSlidePrev === true)) {
      swiper.setGrabCursor(true);
    }

    swiper.emit('sliderFirstMove', e);
  }

  swiper.emit('sliderMove', e);
  data.isMoved = true;
  let diff = swiper.isHorizontal() ? diffX : diffY;
  touches.diff = diff;
  diff *= params.touchRatio;
  if (rtl) diff = -diff;
  swiper.swipeDirection = diff > 0 ? 'prev' : 'next';
  data.currentTranslate = diff + data.startTranslate;
  let disableParentSwiper = true;
  let resistanceRatio = params.resistanceRatio;

  if (params.touchReleaseOnEdges) {
    resistanceRatio = 0;
  }

  if (diff > 0 && data.currentTranslate > swiper.minTranslate()) {
    disableParentSwiper = false;
    if (params.resistance) data.currentTranslate = swiper.minTranslate() - 1 + (-swiper.minTranslate() + data.startTranslate + diff) ** resistanceRatio;
  } else if (diff < 0 && data.currentTranslate < swiper.maxTranslate()) {
    disableParentSwiper = false;
    if (params.resistance) data.currentTranslate = swiper.maxTranslate() + 1 - (swiper.maxTranslate() - data.startTranslate - diff) ** resistanceRatio;
  }

  if (disableParentSwiper) {
    e.preventedByNestedSwiper = true;
  } // Directions locks


  if (!swiper.allowSlideNext && swiper.swipeDirection === 'next' && data.currentTranslate < data.startTranslate) {
    data.currentTranslate = data.startTranslate;
  }

  if (!swiper.allowSlidePrev && swiper.swipeDirection === 'prev' && data.currentTranslate > data.startTranslate) {
    data.currentTranslate = data.startTranslate;
  }

  if (!swiper.allowSlidePrev && !swiper.allowSlideNext) {
    data.currentTranslate = data.startTranslate;
  } // Threshold


  if (params.threshold > 0) {
    if (Math.abs(diff) > params.threshold || data.allowThresholdMove) {
      if (!data.allowThresholdMove) {
        data.allowThresholdMove = true;
        touches.startX = touches.currentX;
        touches.startY = touches.currentY;
        data.currentTranslate = data.startTranslate;
        touches.diff = swiper.isHorizontal() ? touches.currentX - touches.startX : touches.currentY - touches.startY;
        return;
      }
    } else {
      data.currentTranslate = data.startTranslate;
      return;
    }
  }

  if (!params.followFinger || params.cssMode) return; // Update active index in free mode

  if (params.freeMode && params.freeMode.enabled && swiper.freeMode || params.watchSlidesProgress) {
    swiper.updateActiveIndex();
    swiper.updateSlidesClasses();
  }

  if (swiper.params.freeMode && params.freeMode.enabled && swiper.freeMode) {
    swiper.freeMode.onTouchMove();
  } // Update progress


  swiper.updateProgress(data.currentTranslate); // Update translate

  swiper.setTranslate(data.currentTranslate);
}

function onTouchEnd(event) {
  const swiper = this;
  const data = swiper.touchEventsData;
  const {
    params,
    touches,
    rtlTranslate: rtl,
    slidesGrid,
    enabled
  } = swiper;
  if (!enabled) return;
  let e = event;
  if (e.originalEvent) e = e.originalEvent;

  if (data.allowTouchCallbacks) {
    swiper.emit('touchEnd', e);
  }

  data.allowTouchCallbacks = false;

  if (!data.isTouched) {
    if (data.isMoved && params.grabCursor) {
      swiper.setGrabCursor(false);
    }

    data.isMoved = false;
    data.startMoving = false;
    return;
  } // Return Grab Cursor


  if (params.grabCursor && data.isMoved && data.isTouched && (swiper.allowSlideNext === true || swiper.allowSlidePrev === true)) {
    swiper.setGrabCursor(false);
  } // Time diff


  const touchEndTime = now();
  const timeDiff = touchEndTime - data.touchStartTime; // Tap, doubleTap, Click

  if (swiper.allowClick) {
    swiper.updateClickedSlide(e);
    swiper.emit('tap click', e);

    if (timeDiff < 300 && touchEndTime - data.lastClickTime < 300) {
      swiper.emit('doubleTap doubleClick', e);
    }
  }

  data.lastClickTime = now();
  nextTick(() => {
    if (!swiper.destroyed) swiper.allowClick = true;
  });

  if (!data.isTouched || !data.isMoved || !swiper.swipeDirection || touches.diff === 0 || data.currentTranslate === data.startTranslate) {
    data.isTouched = false;
    data.isMoved = false;
    data.startMoving = false;
    return;
  }

  data.isTouched = false;
  data.isMoved = false;
  data.startMoving = false;
  let currentPos;

  if (params.followFinger) {
    currentPos = rtl ? swiper.translate : -swiper.translate;
  } else {
    currentPos = -data.currentTranslate;
  }

  if (params.cssMode) {
    return;
  }

  if (swiper.params.freeMode && params.freeMode.enabled) {
    swiper.freeMode.onTouchEnd({
      currentPos
    });
    return;
  } // Find current slide


  let stopIndex = 0;
  let groupSize = swiper.slidesSizesGrid[0];

  for (let i = 0; i < slidesGrid.length; i += i < params.slidesPerGroupSkip ? 1 : params.slidesPerGroup) {
    const increment = i < params.slidesPerGroupSkip - 1 ? 1 : params.slidesPerGroup;

    if (typeof slidesGrid[i + increment] !== 'undefined') {
      if (currentPos >= slidesGrid[i] && currentPos < slidesGrid[i + increment]) {
        stopIndex = i;
        groupSize = slidesGrid[i + increment] - slidesGrid[i];
      }
    } else if (currentPos >= slidesGrid[i]) {
      stopIndex = i;
      groupSize = slidesGrid[slidesGrid.length - 1] - slidesGrid[slidesGrid.length - 2];
    }
  } // Find current slide size


  const ratio = (currentPos - slidesGrid[stopIndex]) / groupSize;
  const increment = stopIndex < params.slidesPerGroupSkip - 1 ? 1 : params.slidesPerGroup;

  if (timeDiff > params.longSwipesMs) {
    // Long touches
    if (!params.longSwipes) {
      swiper.slideTo(swiper.activeIndex);
      return;
    }

    if (swiper.swipeDirection === 'next') {
      if (ratio >= params.longSwipesRatio) swiper.slideTo(stopIndex + increment);else swiper.slideTo(stopIndex);
    }

    if (swiper.swipeDirection === 'prev') {
      if (ratio > 1 - params.longSwipesRatio) swiper.slideTo(stopIndex + increment);else swiper.slideTo(stopIndex);
    }
  } else {
    // Short swipes
    if (!params.shortSwipes) {
      swiper.slideTo(swiper.activeIndex);
      return;
    }

    const isNavButtonTarget = swiper.navigation && (e.target === swiper.navigation.nextEl || e.target === swiper.navigation.prevEl);

    if (!isNavButtonTarget) {
      if (swiper.swipeDirection === 'next') {
        swiper.slideTo(stopIndex + increment);
      }

      if (swiper.swipeDirection === 'prev') {
        swiper.slideTo(stopIndex);
      }
    } else if (e.target === swiper.navigation.nextEl) {
      swiper.slideTo(stopIndex + increment);
    } else {
      swiper.slideTo(stopIndex);
    }
  }
}

function onResize() {
  const swiper = this;
  const {
    params,
    el
  } = swiper;
  if (el && el.offsetWidth === 0) return; // Breakpoints

  if (params.breakpoints) {
    swiper.setBreakpoint();
  } // Save locks


  const {
    allowSlideNext,
    allowSlidePrev,
    snapGrid
  } = swiper; // Disable locks on resize

  swiper.allowSlideNext = true;
  swiper.allowSlidePrev = true;
  swiper.updateSize();
  swiper.updateSlides();
  swiper.updateSlidesClasses();

  if ((params.slidesPerView === 'auto' || params.slidesPerView > 1) && swiper.isEnd && !swiper.isBeginning && !swiper.params.centeredSlides) {
    swiper.slideTo(swiper.slides.length - 1, 0, false, true);
  } else {
    swiper.slideTo(swiper.activeIndex, 0, false, true);
  }

  if (swiper.autoplay && swiper.autoplay.running && swiper.autoplay.paused) {
    swiper.autoplay.run();
  } // Return locks after resize


  swiper.allowSlidePrev = allowSlidePrev;
  swiper.allowSlideNext = allowSlideNext;

  if (swiper.params.watchOverflow && snapGrid !== swiper.snapGrid) {
    swiper.checkOverflow();
  }
}

function onClick(e) {
  const swiper = this;
  if (!swiper.enabled) return;

  if (!swiper.allowClick) {
    if (swiper.params.preventClicks) e.preventDefault();

    if (swiper.params.preventClicksPropagation && swiper.animating) {
      e.stopPropagation();
      e.stopImmediatePropagation();
    }
  }
}

function onScroll() {
  const swiper = this;
  const {
    wrapperEl,
    rtlTranslate,
    enabled
  } = swiper;
  if (!enabled) return;
  swiper.previousTranslate = swiper.translate;

  if (swiper.isHorizontal()) {
    swiper.translate = -wrapperEl.scrollLeft;
  } else {
    swiper.translate = -wrapperEl.scrollTop;
  } // eslint-disable-next-line


  if (swiper.translate === -0) swiper.translate = 0;
  swiper.updateActiveIndex();
  swiper.updateSlidesClasses();
  let newProgress;
  const translatesDiff = swiper.maxTranslate() - swiper.minTranslate();

  if (translatesDiff === 0) {
    newProgress = 0;
  } else {
    newProgress = (swiper.translate - swiper.minTranslate()) / translatesDiff;
  }

  if (newProgress !== swiper.progress) {
    swiper.updateProgress(rtlTranslate ? -swiper.translate : swiper.translate);
  }

  swiper.emit('setTranslate', swiper.translate, false);
}

let dummyEventAttached = false;

function dummyEventListener() {}

const events = (swiper, method) => {
  const document = getDocument();
  const {
    params,
    touchEvents,
    el,
    wrapperEl,
    device,
    support
  } = swiper;
  const capture = !!params.nested;
  const domMethod = method === 'on' ? 'addEventListener' : 'removeEventListener';
  const swiperMethod = method; // Touch Events

  if (!support.touch) {
    el[domMethod](touchEvents.start, swiper.onTouchStart, false);
    document[domMethod](touchEvents.move, swiper.onTouchMove, capture);
    document[domMethod](touchEvents.end, swiper.onTouchEnd, false);
  } else {
    const passiveListener = touchEvents.start === 'touchstart' && support.passiveListener && params.passiveListeners ? {
      passive: true,
      capture: false
    } : false;
    el[domMethod](touchEvents.start, swiper.onTouchStart, passiveListener);
    el[domMethod](touchEvents.move, swiper.onTouchMove, support.passiveListener ? {
      passive: false,
      capture
    } : capture);
    el[domMethod](touchEvents.end, swiper.onTouchEnd, passiveListener);

    if (touchEvents.cancel) {
      el[domMethod](touchEvents.cancel, swiper.onTouchEnd, passiveListener);
    }
  } // Prevent Links Clicks


  if (params.preventClicks || params.preventClicksPropagation) {
    el[domMethod]('click', swiper.onClick, true);
  }

  if (params.cssMode) {
    wrapperEl[domMethod]('scroll', swiper.onScroll);
  } // Resize handler


  if (params.updateOnWindowResize) {
    swiper[swiperMethod](device.ios || device.android ? 'resize orientationchange observerUpdate' : 'resize observerUpdate', onResize, true);
  } else {
    swiper[swiperMethod]('observerUpdate', onResize, true);
  }
};

function attachEvents() {
  const swiper = this;
  const document = getDocument();
  const {
    params,
    support
  } = swiper;
  swiper.onTouchStart = onTouchStart.bind(swiper);
  swiper.onTouchMove = onTouchMove.bind(swiper);
  swiper.onTouchEnd = onTouchEnd.bind(swiper);

  if (params.cssMode) {
    swiper.onScroll = onScroll.bind(swiper);
  }

  swiper.onClick = onClick.bind(swiper);

  if (support.touch && !dummyEventAttached) {
    document.addEventListener('touchstart', dummyEventListener);
    dummyEventAttached = true;
  }

  events(swiper, 'on');
}

function detachEvents() {
  const swiper = this;
  events(swiper, 'off');
}

var events$1 = {
  attachEvents,
  detachEvents
};

const isGridEnabled = (swiper, params) => {
  return swiper.grid && params.grid && params.grid.rows > 1;
};

function setBreakpoint() {
  const swiper = this;
  const {
    activeIndex,
    initialized,
    loopedSlides = 0,
    params,
    $el
  } = swiper;
  const breakpoints = params.breakpoints;
  if (!breakpoints || breakpoints && Object.keys(breakpoints).length === 0) return; // Get breakpoint for window width and update parameters

  const breakpoint = swiper.getBreakpoint(breakpoints, swiper.params.breakpointsBase, swiper.el);
  if (!breakpoint || swiper.currentBreakpoint === breakpoint) return;
  const breakpointOnlyParams = breakpoint in breakpoints ? breakpoints[breakpoint] : undefined;
  const breakpointParams = breakpointOnlyParams || swiper.originalParams;
  const wasMultiRow = isGridEnabled(swiper, params);
  const isMultiRow = isGridEnabled(swiper, breakpointParams);
  const wasEnabled = params.enabled;

  if (wasMultiRow && !isMultiRow) {
    $el.removeClass(`${params.containerModifierClass}grid ${params.containerModifierClass}grid-column`);
    swiper.emitContainerClasses();
  } else if (!wasMultiRow && isMultiRow) {
    $el.addClass(`${params.containerModifierClass}grid`);

    if (breakpointParams.grid.fill && breakpointParams.grid.fill === 'column' || !breakpointParams.grid.fill && params.grid.fill === 'column') {
      $el.addClass(`${params.containerModifierClass}grid-column`);
    }

    swiper.emitContainerClasses();
  }

  const directionChanged = breakpointParams.direction && breakpointParams.direction !== params.direction;
  const needsReLoop = params.loop && (breakpointParams.slidesPerView !== params.slidesPerView || directionChanged);

  if (directionChanged && initialized) {
    swiper.changeDirection();
  }

  extend(swiper.params, breakpointParams);
  const isEnabled = swiper.params.enabled;
  Object.assign(swiper, {
    allowTouchMove: swiper.params.allowTouchMove,
    allowSlideNext: swiper.params.allowSlideNext,
    allowSlidePrev: swiper.params.allowSlidePrev
  });

  if (wasEnabled && !isEnabled) {
    swiper.disable();
  } else if (!wasEnabled && isEnabled) {
    swiper.enable();
  }

  swiper.currentBreakpoint = breakpoint;
  swiper.emit('_beforeBreakpoint', breakpointParams);

  if (needsReLoop && initialized) {
    swiper.loopDestroy();
    swiper.loopCreate();
    swiper.updateSlides();
    swiper.slideTo(activeIndex - loopedSlides + swiper.loopedSlides, 0, false);
  }

  swiper.emit('breakpoint', breakpointParams);
}

function getBreakpoint(breakpoints, base = 'window', containerEl) {
  if (!breakpoints || base === 'container' && !containerEl) return undefined;
  let breakpoint = false;
  const window = getWindow();
  const currentHeight = base === 'window' ? window.innerHeight : containerEl.clientHeight;
  const points = Object.keys(breakpoints).map(point => {
    if (typeof point === 'string' && point.indexOf('@') === 0) {
      const minRatio = parseFloat(point.substr(1));
      const value = currentHeight * minRatio;
      return {
        value,
        point
      };
    }

    return {
      value: point,
      point
    };
  });
  points.sort((a, b) => parseInt(a.value, 10) - parseInt(b.value, 10));

  for (let i = 0; i < points.length; i += 1) {
    const {
      point,
      value
    } = points[i];

    if (base === 'window') {
      if (window.matchMedia(`(min-width: ${value}px)`).matches) {
        breakpoint = point;
      }
    } else if (value <= containerEl.clientWidth) {
      breakpoint = point;
    }
  }

  return breakpoint || 'max';
}

var breakpoints = {
  setBreakpoint,
  getBreakpoint
};

function prepareClasses(entries, prefix) {
  const resultClasses = [];
  entries.forEach(item => {
    if (typeof item === 'object') {
      Object.keys(item).forEach(classNames => {
        if (item[classNames]) {
          resultClasses.push(prefix + classNames);
        }
      });
    } else if (typeof item === 'string') {
      resultClasses.push(prefix + item);
    }
  });
  return resultClasses;
}

function addClasses() {
  const swiper = this;
  const {
    classNames,
    params,
    rtl,
    $el,
    device,
    support
  } = swiper; // prettier-ignore

  const suffixes = prepareClasses(['initialized', params.direction, {
    'pointer-events': !support.touch
  }, {
    'free-mode': swiper.params.freeMode && params.freeMode.enabled
  }, {
    'autoheight': params.autoHeight
  }, {
    'rtl': rtl
  }, {
    'grid': params.grid && params.grid.rows > 1
  }, {
    'grid-column': params.grid && params.grid.rows > 1 && params.grid.fill === 'column'
  }, {
    'android': device.android
  }, {
    'ios': device.ios
  }, {
    'css-mode': params.cssMode
  }, {
    'centered': params.cssMode && params.centeredSlides
  }], params.containerModifierClass);
  classNames.push(...suffixes);
  $el.addClass([...classNames].join(' '));
  swiper.emitContainerClasses();
}

function removeClasses() {
  const swiper = this;
  const {
    $el,
    classNames
  } = swiper;
  $el.removeClass(classNames.join(' '));
  swiper.emitContainerClasses();
}

var classes = {
  addClasses,
  removeClasses
};

function loadImage(imageEl, src, srcset, sizes, checkForComplete, callback) {
  const window = getWindow();
  let image;

  function onReady() {
    if (callback) callback();
  }

  const isPicture = $(imageEl).parent('picture')[0];

  if (!isPicture && (!imageEl.complete || !checkForComplete)) {
    if (src) {
      image = new window.Image();
      image.onload = onReady;
      image.onerror = onReady;

      if (sizes) {
        image.sizes = sizes;
      }

      if (srcset) {
        image.srcset = srcset;
      }

      if (src) {
        image.src = src;
      }
    } else {
      onReady();
    }
  } else {
    // image already loaded...
    onReady();
  }
}

function preloadImages() {
  const swiper = this;
  swiper.imagesToLoad = swiper.$el.find('img');

  function onReady() {
    if (typeof swiper === 'undefined' || swiper === null || !swiper || swiper.destroyed) return;
    if (swiper.imagesLoaded !== undefined) swiper.imagesLoaded += 1;

    if (swiper.imagesLoaded === swiper.imagesToLoad.length) {
      if (swiper.params.updateOnImagesReady) swiper.update();
      swiper.emit('imagesReady');
    }
  }

  for (let i = 0; i < swiper.imagesToLoad.length; i += 1) {
    const imageEl = swiper.imagesToLoad[i];
    swiper.loadImage(imageEl, imageEl.currentSrc || imageEl.getAttribute('src'), imageEl.srcset || imageEl.getAttribute('srcset'), imageEl.sizes || imageEl.getAttribute('sizes'), true, onReady);
  }
}

var images = {
  loadImage,
  preloadImages
};

function checkOverflow() {
  const swiper = this;
  const {
    isLocked: wasLocked,
    params
  } = swiper;
  const {
    slidesOffsetBefore
  } = params;

  if (slidesOffsetBefore) {
    const lastSlideIndex = swiper.slides.length - 1;
    const lastSlideRightEdge = swiper.slidesGrid[lastSlideIndex] + swiper.slidesSizesGrid[lastSlideIndex] + slidesOffsetBefore * 2;
    swiper.isLocked = swiper.size > lastSlideRightEdge;
  } else {
    swiper.isLocked = swiper.snapGrid.length === 1;
  }

  if (params.allowSlideNext === true) {
    swiper.allowSlideNext = !swiper.isLocked;
  }

  if (params.allowSlidePrev === true) {
    swiper.allowSlidePrev = !swiper.isLocked;
  }

  if (wasLocked && wasLocked !== swiper.isLocked) {
    swiper.isEnd = false;
  }

  if (wasLocked !== swiper.isLocked) {
    swiper.emit(swiper.isLocked ? 'lock' : 'unlock');
  }
}

var checkOverflow$1 = {
  checkOverflow
};

var defaults = {
  init: true,
  direction: 'horizontal',
  touchEventsTarget: 'wrapper',
  initialSlide: 0,
  speed: 300,
  cssMode: false,
  updateOnWindowResize: true,
  resizeObserver: true,
  nested: false,
  createElements: false,
  enabled: true,
  focusableElements: 'input, select, option, textarea, button, video, label',
  // Overrides
  width: null,
  height: null,
  //
  preventInteractionOnTransition: false,
  // ssr
  userAgent: null,
  url: null,
  // To support iOS's swipe-to-go-back gesture (when being used in-app).
  edgeSwipeDetection: false,
  edgeSwipeThreshold: 20,
  // Autoheight
  autoHeight: false,
  // Set wrapper width
  setWrapperSize: false,
  // Virtual Translate
  virtualTranslate: false,
  // Effects
  effect: 'slide',
  // 'slide' or 'fade' or 'cube' or 'coverflow' or 'flip'
  // Breakpoints
  breakpoints: undefined,
  breakpointsBase: 'window',
  // Slides grid
  spaceBetween: 0,
  slidesPerView: 1,
  slidesPerGroup: 1,
  slidesPerGroupSkip: 0,
  slidesPerGroupAuto: false,
  centeredSlides: false,
  centeredSlidesBounds: false,
  slidesOffsetBefore: 0,
  // in px
  slidesOffsetAfter: 0,
  // in px
  normalizeSlideIndex: true,
  centerInsufficientSlides: false,
  // Disable swiper and hide navigation when container not overflow
  watchOverflow: true,
  // Round length
  roundLengths: false,
  // Touches
  touchRatio: 1,
  touchAngle: 45,
  simulateTouch: true,
  shortSwipes: true,
  longSwipes: true,
  longSwipesRatio: 0.5,
  longSwipesMs: 300,
  followFinger: true,
  allowTouchMove: true,
  threshold: 0,
  touchMoveStopPropagation: false,
  touchStartPreventDefault: true,
  touchStartForcePreventDefault: false,
  touchReleaseOnEdges: false,
  // Unique Navigation Elements
  uniqueNavElements: true,
  // Resistance
  resistance: true,
  resistanceRatio: 0.85,
  // Progress
  watchSlidesProgress: false,
  // Cursor
  grabCursor: false,
  // Clicks
  preventClicks: true,
  preventClicksPropagation: true,
  slideToClickedSlide: false,
  // Images
  preloadImages: true,
  updateOnImagesReady: true,
  // loop
  loop: false,
  loopAdditionalSlides: 0,
  loopedSlides: null,
  loopFillGroupWithBlank: false,
  loopPreventsSlide: true,
  // Swiping/no swiping
  allowSlidePrev: true,
  allowSlideNext: true,
  swipeHandler: null,
  // '.swipe-handler',
  noSwiping: true,
  noSwipingClass: 'swiper-no-swiping',
  noSwipingSelector: null,
  // Passive Listeners
  passiveListeners: true,
  // NS
  containerModifierClass: 'swiper-',
  // NEW
  slideClass: 'swiper-slide',
  slideBlankClass: 'swiper-slide-invisible-blank',
  slideActiveClass: 'swiper-slide-active',
  slideDuplicateActiveClass: 'swiper-slide-duplicate-active',
  slideVisibleClass: 'swiper-slide-visible',
  slideDuplicateClass: 'swiper-slide-duplicate',
  slideNextClass: 'swiper-slide-next',
  slideDuplicateNextClass: 'swiper-slide-duplicate-next',
  slidePrevClass: 'swiper-slide-prev',
  slideDuplicatePrevClass: 'swiper-slide-duplicate-prev',
  wrapperClass: 'swiper-wrapper',
  // Callbacks
  runCallbacksOnInit: true,
  // Internals
  _emitClasses: false
};

function moduleExtendParams(params, allModulesParams) {
  return function extendParams(obj = {}) {
    const moduleParamName = Object.keys(obj)[0];
    const moduleParams = obj[moduleParamName];

    if (typeof moduleParams !== 'object' || moduleParams === null) {
      extend(allModulesParams, obj);
      return;
    }

    if (['navigation', 'pagination', 'scrollbar'].indexOf(moduleParamName) >= 0 && params[moduleParamName] === true) {
      params[moduleParamName] = {
        auto: true
      };
    }

    if (!(moduleParamName in params && 'enabled' in moduleParams)) {
      extend(allModulesParams, obj);
      return;
    }

    if (params[moduleParamName] === true) {
      params[moduleParamName] = {
        enabled: true
      };
    }

    if (typeof params[moduleParamName] === 'object' && !('enabled' in params[moduleParamName])) {
      params[moduleParamName].enabled = true;
    }

    if (!params[moduleParamName]) params[moduleParamName] = {
      enabled: false
    };
    extend(allModulesParams, obj);
  };
}

/* eslint no-param-reassign: "off" */
const prototypes = {
  eventsEmitter,
  update,
  translate,
  transition,
  slide,
  loop,
  grabCursor,
  events: events$1,
  breakpoints,
  checkOverflow: checkOverflow$1,
  classes,
  images
};
const extendedDefaults = {};

class Swiper {
  constructor(...args) {
    let el;
    let params;

    if (args.length === 1 && args[0].constructor && Object.prototype.toString.call(args[0]).slice(8, -1) === 'Object') {
      params = args[0];
    } else {
      [el, params] = args;
    }

    if (!params) params = {};
    params = extend({}, params);
    if (el && !params.el) params.el = el;

    if (params.el && $(params.el).length > 1) {
      const swipers = [];
      $(params.el).each(containerEl => {
        const newParams = extend({}, params, {
          el: containerEl
        });
        swipers.push(new Swiper(newParams));
      });
      return swipers;
    } // Swiper Instance


    const swiper = this;
    swiper.__swiper__ = true;
    swiper.support = getSupport();
    swiper.device = getDevice({
      userAgent: params.userAgent
    });
    swiper.browser = getBrowser();
    swiper.eventsListeners = {};
    swiper.eventsAnyListeners = [];
    swiper.modules = [...swiper.__modules__];

    if (params.modules && Array.isArray(params.modules)) {
      swiper.modules.push(...params.modules);
    }

    const allModulesParams = {};
    swiper.modules.forEach(mod => {
      mod({
        swiper,
        extendParams: moduleExtendParams(params, allModulesParams),
        on: swiper.on.bind(swiper),
        once: swiper.once.bind(swiper),
        off: swiper.off.bind(swiper),
        emit: swiper.emit.bind(swiper)
      });
    }); // Extend defaults with modules params

    const swiperParams = extend({}, defaults, allModulesParams); // Extend defaults with passed params

    swiper.params = extend({}, swiperParams, extendedDefaults, params);
    swiper.originalParams = extend({}, swiper.params);
    swiper.passedParams = extend({}, params); // add event listeners

    if (swiper.params && swiper.params.on) {
      Object.keys(swiper.params.on).forEach(eventName => {
        swiper.on(eventName, swiper.params.on[eventName]);
      });
    }

    if (swiper.params && swiper.params.onAny) {
      swiper.onAny(swiper.params.onAny);
    } // Save Dom lib


    swiper.$ = $; // Extend Swiper

    Object.assign(swiper, {
      enabled: swiper.params.enabled,
      el,
      // Classes
      classNames: [],
      // Slides
      slides: $(),
      slidesGrid: [],
      snapGrid: [],
      slidesSizesGrid: [],

      // isDirection
      isHorizontal() {
        return swiper.params.direction === 'horizontal';
      },

      isVertical() {
        return swiper.params.direction === 'vertical';
      },

      // Indexes
      activeIndex: 0,
      realIndex: 0,
      //
      isBeginning: true,
      isEnd: false,
      // Props
      translate: 0,
      previousTranslate: 0,
      progress: 0,
      velocity: 0,
      animating: false,
      // Locks
      allowSlideNext: swiper.params.allowSlideNext,
      allowSlidePrev: swiper.params.allowSlidePrev,
      // Touch Events
      touchEvents: function touchEvents() {
        const touch = ['touchstart', 'touchmove', 'touchend', 'touchcancel'];
        const desktop = ['pointerdown', 'pointermove', 'pointerup'];
        swiper.touchEventsTouch = {
          start: touch[0],
          move: touch[1],
          end: touch[2],
          cancel: touch[3]
        };
        swiper.touchEventsDesktop = {
          start: desktop[0],
          move: desktop[1],
          end: desktop[2]
        };
        return swiper.support.touch || !swiper.params.simulateTouch ? swiper.touchEventsTouch : swiper.touchEventsDesktop;
      }(),
      touchEventsData: {
        isTouched: undefined,
        isMoved: undefined,
        allowTouchCallbacks: undefined,
        touchStartTime: undefined,
        isScrolling: undefined,
        currentTranslate: undefined,
        startTranslate: undefined,
        allowThresholdMove: undefined,
        // Form elements to match
        focusableElements: swiper.params.focusableElements,
        // Last click time
        lastClickTime: now(),
        clickTimeout: undefined,
        // Velocities
        velocities: [],
        allowMomentumBounce: undefined,
        isTouchEvent: undefined,
        startMoving: undefined
      },
      // Clicks
      allowClick: true,
      // Touches
      allowTouchMove: swiper.params.allowTouchMove,
      touches: {
        startX: 0,
        startY: 0,
        currentX: 0,
        currentY: 0,
        diff: 0
      },
      // Images
      imagesToLoad: [],
      imagesLoaded: 0
    });
    swiper.emit('_swiper'); // Init

    if (swiper.params.init) {
      swiper.init();
    } // Return app instance


    return swiper;
  }

  enable() {
    const swiper = this;
    if (swiper.enabled) return;
    swiper.enabled = true;

    if (swiper.params.grabCursor) {
      swiper.setGrabCursor();
    }

    swiper.emit('enable');
  }

  disable() {
    const swiper = this;
    if (!swiper.enabled) return;
    swiper.enabled = false;

    if (swiper.params.grabCursor) {
      swiper.unsetGrabCursor();
    }

    swiper.emit('disable');
  }

  setProgress(progress, speed) {
    const swiper = this;
    progress = Math.min(Math.max(progress, 0), 1);
    const min = swiper.minTranslate();
    const max = swiper.maxTranslate();
    const current = (max - min) * progress + min;
    swiper.translateTo(current, typeof speed === 'undefined' ? 0 : speed);
    swiper.updateActiveIndex();
    swiper.updateSlidesClasses();
  }

  emitContainerClasses() {
    const swiper = this;
    if (!swiper.params._emitClasses || !swiper.el) return;
    const cls = swiper.el.className.split(' ').filter(className => {
      return className.indexOf('swiper') === 0 || className.indexOf(swiper.params.containerModifierClass) === 0;
    });
    swiper.emit('_containerClasses', cls.join(' '));
  }

  getSlideClasses(slideEl) {
    const swiper = this;
    return slideEl.className.split(' ').filter(className => {
      return className.indexOf('swiper-slide') === 0 || className.indexOf(swiper.params.slideClass) === 0;
    }).join(' ');
  }

  emitSlidesClasses() {
    const swiper = this;
    if (!swiper.params._emitClasses || !swiper.el) return;
    const updates = [];
    swiper.slides.each(slideEl => {
      const classNames = swiper.getSlideClasses(slideEl);
      updates.push({
        slideEl,
        classNames
      });
      swiper.emit('_slideClass', slideEl, classNames);
    });
    swiper.emit('_slideClasses', updates);
  }

  slidesPerViewDynamic(view = 'current', exact = false) {
    const swiper = this;
    const {
      params,
      slides,
      slidesGrid,
      slidesSizesGrid,
      size: swiperSize,
      activeIndex
    } = swiper;
    let spv = 1;

    if (params.centeredSlides) {
      let slideSize = slides[activeIndex].swiperSlideSize;
      let breakLoop;

      for (let i = activeIndex + 1; i < slides.length; i += 1) {
        if (slides[i] && !breakLoop) {
          slideSize += slides[i].swiperSlideSize;
          spv += 1;
          if (slideSize > swiperSize) breakLoop = true;
        }
      }

      for (let i = activeIndex - 1; i >= 0; i -= 1) {
        if (slides[i] && !breakLoop) {
          slideSize += slides[i].swiperSlideSize;
          spv += 1;
          if (slideSize > swiperSize) breakLoop = true;
        }
      }
    } else {
      // eslint-disable-next-line
      if (view === 'current') {
        for (let i = activeIndex + 1; i < slides.length; i += 1) {
          const slideInView = exact ? slidesGrid[i] + slidesSizesGrid[i] - slidesGrid[activeIndex] < swiperSize : slidesGrid[i] - slidesGrid[activeIndex] < swiperSize;

          if (slideInView) {
            spv += 1;
          }
        }
      } else {
        // previous
        for (let i = activeIndex - 1; i >= 0; i -= 1) {
          const slideInView = slidesGrid[activeIndex] - slidesGrid[i] < swiperSize;

          if (slideInView) {
            spv += 1;
          }
        }
      }
    }

    return spv;
  }

  update() {
    const swiper = this;
    if (!swiper || swiper.destroyed) return;
    const {
      snapGrid,
      params
    } = swiper; // Breakpoints

    if (params.breakpoints) {
      swiper.setBreakpoint();
    }

    swiper.updateSize();
    swiper.updateSlides();
    swiper.updateProgress();
    swiper.updateSlidesClasses();

    function setTranslate() {
      const translateValue = swiper.rtlTranslate ? swiper.translate * -1 : swiper.translate;
      const newTranslate = Math.min(Math.max(translateValue, swiper.maxTranslate()), swiper.minTranslate());
      swiper.setTranslate(newTranslate);
      swiper.updateActiveIndex();
      swiper.updateSlidesClasses();
    }

    let translated;

    if (swiper.params.freeMode && swiper.params.freeMode.enabled) {
      setTranslate();

      if (swiper.params.autoHeight) {
        swiper.updateAutoHeight();
      }
    } else {
      if ((swiper.params.slidesPerView === 'auto' || swiper.params.slidesPerView > 1) && swiper.isEnd && !swiper.params.centeredSlides) {
        translated = swiper.slideTo(swiper.slides.length - 1, 0, false, true);
      } else {
        translated = swiper.slideTo(swiper.activeIndex, 0, false, true);
      }

      if (!translated) {
        setTranslate();
      }
    }

    if (params.watchOverflow && snapGrid !== swiper.snapGrid) {
      swiper.checkOverflow();
    }

    swiper.emit('update');
  }

  changeDirection(newDirection, needUpdate = true) {
    const swiper = this;
    const currentDirection = swiper.params.direction;

    if (!newDirection) {
      // eslint-disable-next-line
      newDirection = currentDirection === 'horizontal' ? 'vertical' : 'horizontal';
    }

    if (newDirection === currentDirection || newDirection !== 'horizontal' && newDirection !== 'vertical') {
      return swiper;
    }

    swiper.$el.removeClass(`${swiper.params.containerModifierClass}${currentDirection}`).addClass(`${swiper.params.containerModifierClass}${newDirection}`);
    swiper.emitContainerClasses();
    swiper.params.direction = newDirection;
    swiper.slides.each(slideEl => {
      if (newDirection === 'vertical') {
        slideEl.style.width = '';
      } else {
        slideEl.style.height = '';
      }
    });
    swiper.emit('changeDirection');
    if (needUpdate) swiper.update();
    return swiper;
  }

  mount(el) {
    const swiper = this;
    if (swiper.mounted) return true; // Find el

    const $el = $(el || swiper.params.el);
    el = $el[0];

    if (!el) {
      return false;
    }

    el.swiper = swiper;

    const getWrapperSelector = () => {
      return `.${(swiper.params.wrapperClass || '').trim().split(' ').join('.')}`;
    };

    const getWrapper = () => {
      if (el && el.shadowRoot && el.shadowRoot.querySelector) {
        const res = $(el.shadowRoot.querySelector(getWrapperSelector())); // Children needs to return slot items

        res.children = options => $el.children(options);

        return res;
      }

      return $el.children(getWrapperSelector());
    }; // Find Wrapper


    let $wrapperEl = getWrapper();

    if ($wrapperEl.length === 0 && swiper.params.createElements) {
      const document = getDocument();
      const wrapper = document.createElement('div');
      $wrapperEl = $(wrapper);
      wrapper.className = swiper.params.wrapperClass;
      $el.append(wrapper);
      $el.children(`.${swiper.params.slideClass}`).each(slideEl => {
        $wrapperEl.append(slideEl);
      });
    }

    Object.assign(swiper, {
      $el,
      el,
      $wrapperEl,
      wrapperEl: $wrapperEl[0],
      mounted: true,
      // RTL
      rtl: el.dir.toLowerCase() === 'rtl' || $el.css('direction') === 'rtl',
      rtlTranslate: swiper.params.direction === 'horizontal' && (el.dir.toLowerCase() === 'rtl' || $el.css('direction') === 'rtl'),
      wrongRTL: $wrapperEl.css('display') === '-webkit-box'
    });
    return true;
  }

  init(el) {
    const swiper = this;
    if (swiper.initialized) return swiper;
    const mounted = swiper.mount(el);
    if (mounted === false) return swiper;
    swiper.emit('beforeInit'); // Set breakpoint

    if (swiper.params.breakpoints) {
      swiper.setBreakpoint();
    } // Add Classes


    swiper.addClasses(); // Create loop

    if (swiper.params.loop) {
      swiper.loopCreate();
    } // Update size


    swiper.updateSize(); // Update slides

    swiper.updateSlides();

    if (swiper.params.watchOverflow) {
      swiper.checkOverflow();
    } // Set Grab Cursor


    if (swiper.params.grabCursor && swiper.enabled) {
      swiper.setGrabCursor();
    }

    if (swiper.params.preloadImages) {
      swiper.preloadImages();
    } // Slide To Initial Slide


    if (swiper.params.loop) {
      swiper.slideTo(swiper.params.initialSlide + swiper.loopedSlides, 0, swiper.params.runCallbacksOnInit, false, true);
    } else {
      swiper.slideTo(swiper.params.initialSlide, 0, swiper.params.runCallbacksOnInit, false, true);
    } // Attach events


    swiper.attachEvents(); // Init Flag

    swiper.initialized = true; // Emit

    swiper.emit('init');
    swiper.emit('afterInit');
    return swiper;
  }

  destroy(deleteInstance = true, cleanStyles = true) {
    const swiper = this;
    const {
      params,
      $el,
      $wrapperEl,
      slides
    } = swiper;

    if (typeof swiper.params === 'undefined' || swiper.destroyed) {
      return null;
    }

    swiper.emit('beforeDestroy'); // Init Flag

    swiper.initialized = false; // Detach events

    swiper.detachEvents(); // Destroy loop

    if (params.loop) {
      swiper.loopDestroy();
    } // Cleanup styles


    if (cleanStyles) {
      swiper.removeClasses();
      $el.removeAttr('style');
      $wrapperEl.removeAttr('style');

      if (slides && slides.length) {
        slides.removeClass([params.slideVisibleClass, params.slideActiveClass, params.slideNextClass, params.slidePrevClass].join(' ')).removeAttr('style').removeAttr('data-swiper-slide-index');
      }
    }

    swiper.emit('destroy'); // Detach emitter events

    Object.keys(swiper.eventsListeners).forEach(eventName => {
      swiper.off(eventName);
    });

    if (deleteInstance !== false) {
      swiper.$el[0].swiper = null;
      deleteProps(swiper);
    }

    swiper.destroyed = true;
    return null;
  }

  static extendDefaults(newDefaults) {
    extend(extendedDefaults, newDefaults);
  }

  static get extendedDefaults() {
    return extendedDefaults;
  }

  static get defaults() {
    return defaults;
  }

  static installModule(mod) {
    if (!Swiper.prototype.__modules__) Swiper.prototype.__modules__ = [];
    const modules = Swiper.prototype.__modules__;

    if (typeof mod === 'function' && modules.indexOf(mod) < 0) {
      modules.push(mod);
    }
  }

  static use(module) {
    if (Array.isArray(module)) {
      module.forEach(m => Swiper.installModule(m));
      return Swiper;
    }

    Swiper.installModule(module);
    return Swiper;
  }

}

Object.keys(prototypes).forEach(prototypeGroup => {
  Object.keys(prototypes[prototypeGroup]).forEach(protoMethod => {
    Swiper.prototype[protoMethod] = prototypes[prototypeGroup][protoMethod];
  });
});
Swiper.use([Resize, Observer]);

function Virtual({
  swiper,
  extendParams,
  on
}) {
  extendParams({
    virtual: {
      enabled: false,
      slides: [],
      cache: true,
      renderSlide: null,
      renderExternal: null,
      renderExternalUpdate: true,
      addSlidesBefore: 0,
      addSlidesAfter: 0
    }
  });
  let cssModeTimeout;
  swiper.virtual = {
    cache: {},
    from: undefined,
    to: undefined,
    slides: [],
    offset: 0,
    slidesGrid: []
  };

  function renderSlide(slide, index) {
    const params = swiper.params.virtual;

    if (params.cache && swiper.virtual.cache[index]) {
      return swiper.virtual.cache[index];
    }

    const $slideEl = params.renderSlide ? $(params.renderSlide.call(swiper, slide, index)) : $(`<div class="${swiper.params.slideClass}" data-swiper-slide-index="${index}">${slide}</div>`);
    if (!$slideEl.attr('data-swiper-slide-index')) $slideEl.attr('data-swiper-slide-index', index);
    if (params.cache) swiper.virtual.cache[index] = $slideEl;
    return $slideEl;
  }

  function update(force) {
    const {
      slidesPerView,
      slidesPerGroup,
      centeredSlides
    } = swiper.params;
    const {
      addSlidesBefore,
      addSlidesAfter
    } = swiper.params.virtual;
    const {
      from: previousFrom,
      to: previousTo,
      slides,
      slidesGrid: previousSlidesGrid,
      offset: previousOffset
    } = swiper.virtual;

    if (!swiper.params.cssMode) {
      swiper.updateActiveIndex();
    }

    const activeIndex = swiper.activeIndex || 0;
    let offsetProp;
    if (swiper.rtlTranslate) offsetProp = 'right';else offsetProp = swiper.isHorizontal() ? 'left' : 'top';
    let slidesAfter;
    let slidesBefore;

    if (centeredSlides) {
      slidesAfter = Math.floor(slidesPerView / 2) + slidesPerGroup + addSlidesAfter;
      slidesBefore = Math.floor(slidesPerView / 2) + slidesPerGroup + addSlidesBefore;
    } else {
      slidesAfter = slidesPerView + (slidesPerGroup - 1) + addSlidesAfter;
      slidesBefore = slidesPerGroup + addSlidesBefore;
    }

    const from = Math.max((activeIndex || 0) - slidesBefore, 0);
    const to = Math.min((activeIndex || 0) + slidesAfter, slides.length - 1);
    const offset = (swiper.slidesGrid[from] || 0) - (swiper.slidesGrid[0] || 0);
    Object.assign(swiper.virtual, {
      from,
      to,
      offset,
      slidesGrid: swiper.slidesGrid
    });

    function onRendered() {
      swiper.updateSlides();
      swiper.updateProgress();
      swiper.updateSlidesClasses();

      if (swiper.lazy && swiper.params.lazy.enabled) {
        swiper.lazy.load();
      }
    }

    if (previousFrom === from && previousTo === to && !force) {
      if (swiper.slidesGrid !== previousSlidesGrid && offset !== previousOffset) {
        swiper.slides.css(offsetProp, `${offset}px`);
      }

      swiper.updateProgress();
      return;
    }

    if (swiper.params.virtual.renderExternal) {
      swiper.params.virtual.renderExternal.call(swiper, {
        offset,
        from,
        to,
        slides: function getSlides() {
          const slidesToRender = [];

          for (let i = from; i <= to; i += 1) {
            slidesToRender.push(slides[i]);
          }

          return slidesToRender;
        }()
      });

      if (swiper.params.virtual.renderExternalUpdate) {
        onRendered();
      }

      return;
    }

    const prependIndexes = [];
    const appendIndexes = [];

    if (force) {
      swiper.$wrapperEl.find(`.${swiper.params.slideClass}`).remove();
    } else {
      for (let i = previousFrom; i <= previousTo; i += 1) {
        if (i < from || i > to) {
          swiper.$wrapperEl.find(`.${swiper.params.slideClass}[data-swiper-slide-index="${i}"]`).remove();
        }
      }
    }

    for (let i = 0; i < slides.length; i += 1) {
      if (i >= from && i <= to) {
        if (typeof previousTo === 'undefined' || force) {
          appendIndexes.push(i);
        } else {
          if (i > previousTo) appendIndexes.push(i);
          if (i < previousFrom) prependIndexes.push(i);
        }
      }
    }

    appendIndexes.forEach(index => {
      swiper.$wrapperEl.append(renderSlide(slides[index], index));
    });
    prependIndexes.sort((a, b) => b - a).forEach(index => {
      swiper.$wrapperEl.prepend(renderSlide(slides[index], index));
    });
    swiper.$wrapperEl.children('.swiper-slide').css(offsetProp, `${offset}px`);
    onRendered();
  }

  function appendSlide(slides) {
    if (typeof slides === 'object' && 'length' in slides) {
      for (let i = 0; i < slides.length; i += 1) {
        if (slides[i]) swiper.virtual.slides.push(slides[i]);
      }
    } else {
      swiper.virtual.slides.push(slides);
    }

    update(true);
  }

  function prependSlide(slides) {
    const activeIndex = swiper.activeIndex;
    let newActiveIndex = activeIndex + 1;
    let numberOfNewSlides = 1;

    if (Array.isArray(slides)) {
      for (let i = 0; i < slides.length; i += 1) {
        if (slides[i]) swiper.virtual.slides.unshift(slides[i]);
      }

      newActiveIndex = activeIndex + slides.length;
      numberOfNewSlides = slides.length;
    } else {
      swiper.virtual.slides.unshift(slides);
    }

    if (swiper.params.virtual.cache) {
      const cache = swiper.virtual.cache;
      const newCache = {};
      Object.keys(cache).forEach(cachedIndex => {
        const $cachedEl = cache[cachedIndex];
        const cachedElIndex = $cachedEl.attr('data-swiper-slide-index');

        if (cachedElIndex) {
          $cachedEl.attr('data-swiper-slide-index', parseInt(cachedElIndex, 10) + numberOfNewSlides);
        }

        newCache[parseInt(cachedIndex, 10) + numberOfNewSlides] = $cachedEl;
      });
      swiper.virtual.cache = newCache;
    }

    update(true);
    swiper.slideTo(newActiveIndex, 0);
  }

  function removeSlide(slidesIndexes) {
    if (typeof slidesIndexes === 'undefined' || slidesIndexes === null) return;
    let activeIndex = swiper.activeIndex;

    if (Array.isArray(slidesIndexes)) {
      for (let i = slidesIndexes.length - 1; i >= 0; i -= 1) {
        swiper.virtual.slides.splice(slidesIndexes[i], 1);

        if (swiper.params.virtual.cache) {
          delete swiper.virtual.cache[slidesIndexes[i]];
        }

        if (slidesIndexes[i] < activeIndex) activeIndex -= 1;
        activeIndex = Math.max(activeIndex, 0);
      }
    } else {
      swiper.virtual.slides.splice(slidesIndexes, 1);

      if (swiper.params.virtual.cache) {
        delete swiper.virtual.cache[slidesIndexes];
      }

      if (slidesIndexes < activeIndex) activeIndex -= 1;
      activeIndex = Math.max(activeIndex, 0);
    }

    update(true);
    swiper.slideTo(activeIndex, 0);
  }

  function removeAllSlides() {
    swiper.virtual.slides = [];

    if (swiper.params.virtual.cache) {
      swiper.virtual.cache = {};
    }

    update(true);
    swiper.slideTo(0, 0);
  }

  on('beforeInit', () => {
    if (!swiper.params.virtual.enabled) return;
    swiper.virtual.slides = swiper.params.virtual.slides;
    swiper.classNames.push(`${swiper.params.containerModifierClass}virtual`);
    swiper.params.watchSlidesProgress = true;
    swiper.originalParams.watchSlidesProgress = true;

    if (!swiper.params.initialSlide) {
      update();
    }
  });
  on('setTranslate', () => {
    if (!swiper.params.virtual.enabled) return;

    if (swiper.params.cssMode && !swiper._immediateVirtual) {
      clearTimeout(cssModeTimeout);
      cssModeTimeout = setTimeout(() => {
        update();
      }, 100);
    } else {
      update();
    }
  });
  on('init update resize', () => {
    if (!swiper.params.virtual.enabled) return;

    if (swiper.params.cssMode) {
      setCSSProperty(swiper.wrapperEl, '--swiper-virtual-size', `${swiper.virtualSize}px`);
    }
  });
  Object.assign(swiper.virtual, {
    appendSlide,
    prependSlide,
    removeSlide,
    removeAllSlides,
    update
  });
}

/* eslint-disable consistent-return */
function Keyboard({
  swiper,
  extendParams,
  on,
  emit
}) {
  const document = getDocument();
  const window = getWindow();
  swiper.keyboard = {
    enabled: false
  };
  extendParams({
    keyboard: {
      enabled: false,
      onlyInViewport: true,
      pageUpDown: true
    }
  });

  function handle(event) {
    if (!swiper.enabled) return;
    const {
      rtlTranslate: rtl
    } = swiper;
    let e = event;
    if (e.originalEvent) e = e.originalEvent; // jquery fix

    const kc = e.keyCode || e.charCode;
    const pageUpDown = swiper.params.keyboard.pageUpDown;
    const isPageUp = pageUpDown && kc === 33;
    const isPageDown = pageUpDown && kc === 34;
    const isArrowLeft = kc === 37;
    const isArrowRight = kc === 39;
    const isArrowUp = kc === 38;
    const isArrowDown = kc === 40; // Directions locks

    if (!swiper.allowSlideNext && (swiper.isHorizontal() && isArrowRight || swiper.isVertical() && isArrowDown || isPageDown)) {
      return false;
    }

    if (!swiper.allowSlidePrev && (swiper.isHorizontal() && isArrowLeft || swiper.isVertical() && isArrowUp || isPageUp)) {
      return false;
    }

    if (e.shiftKey || e.altKey || e.ctrlKey || e.metaKey) {
      return undefined;
    }

    if (document.activeElement && document.activeElement.nodeName && (document.activeElement.nodeName.toLowerCase() === 'input' || document.activeElement.nodeName.toLowerCase() === 'textarea')) {
      return undefined;
    }

    if (swiper.params.keyboard.onlyInViewport && (isPageUp || isPageDown || isArrowLeft || isArrowRight || isArrowUp || isArrowDown)) {
      let inView = false; // Check that swiper should be inside of visible area of window

      if (swiper.$el.parents(`.${swiper.params.slideClass}`).length > 0 && swiper.$el.parents(`.${swiper.params.slideActiveClass}`).length === 0) {
        return undefined;
      }

      const $el = swiper.$el;
      const swiperWidth = $el[0].clientWidth;
      const swiperHeight = $el[0].clientHeight;
      const windowWidth = window.innerWidth;
      const windowHeight = window.innerHeight;
      const swiperOffset = swiper.$el.offset();
      if (rtl) swiperOffset.left -= swiper.$el[0].scrollLeft;
      const swiperCoord = [[swiperOffset.left, swiperOffset.top], [swiperOffset.left + swiperWidth, swiperOffset.top], [swiperOffset.left, swiperOffset.top + swiperHeight], [swiperOffset.left + swiperWidth, swiperOffset.top + swiperHeight]];

      for (let i = 0; i < swiperCoord.length; i += 1) {
        const point = swiperCoord[i];

        if (point[0] >= 0 && point[0] <= windowWidth && point[1] >= 0 && point[1] <= windowHeight) {
          if (point[0] === 0 && point[1] === 0) continue; // eslint-disable-line

          inView = true;
        }
      }

      if (!inView) return undefined;
    }

    if (swiper.isHorizontal()) {
      if (isPageUp || isPageDown || isArrowLeft || isArrowRight) {
        if (e.preventDefault) e.preventDefault();else e.returnValue = false;
      }

      if ((isPageDown || isArrowRight) && !rtl || (isPageUp || isArrowLeft) && rtl) swiper.slideNext();
      if ((isPageUp || isArrowLeft) && !rtl || (isPageDown || isArrowRight) && rtl) swiper.slidePrev();
    } else {
      if (isPageUp || isPageDown || isArrowUp || isArrowDown) {
        if (e.preventDefault) e.preventDefault();else e.returnValue = false;
      }

      if (isPageDown || isArrowDown) swiper.slideNext();
      if (isPageUp || isArrowUp) swiper.slidePrev();
    }

    emit('keyPress', kc);
    return undefined;
  }

  function enable() {
    if (swiper.keyboard.enabled) return;
    $(document).on('keydown', handle);
    swiper.keyboard.enabled = true;
  }

  function disable() {
    if (!swiper.keyboard.enabled) return;
    $(document).off('keydown', handle);
    swiper.keyboard.enabled = false;
  }

  on('init', () => {
    if (swiper.params.keyboard.enabled) {
      enable();
    }
  });
  on('destroy', () => {
    if (swiper.keyboard.enabled) {
      disable();
    }
  });
  Object.assign(swiper.keyboard, {
    enable,
    disable
  });
}

/* eslint-disable consistent-return */
function Mousewheel({
  swiper,
  extendParams,
  on,
  emit
}) {
  const window = getWindow();
  extendParams({
    mousewheel: {
      enabled: false,
      releaseOnEdges: false,
      invert: false,
      forceToAxis: false,
      sensitivity: 1,
      eventsTarget: 'container',
      thresholdDelta: null,
      thresholdTime: null
    }
  });
  swiper.mousewheel = {
    enabled: false
  };
  let timeout;
  let lastScrollTime = now();
  let lastEventBeforeSnap;
  const recentWheelEvents = [];

  function normalize(e) {
    // Reasonable defaults
    const PIXEL_STEP = 10;
    const LINE_HEIGHT = 40;
    const PAGE_HEIGHT = 800;
    let sX = 0;
    let sY = 0; // spinX, spinY

    let pX = 0;
    let pY = 0; // pixelX, pixelY
    // Legacy

    if ('detail' in e) {
      sY = e.detail;
    }

    if ('wheelDelta' in e) {
      sY = -e.wheelDelta / 120;
    }

    if ('wheelDeltaY' in e) {
      sY = -e.wheelDeltaY / 120;
    }

    if ('wheelDeltaX' in e) {
      sX = -e.wheelDeltaX / 120;
    } // side scrolling on FF with DOMMouseScroll


    if ('axis' in e && e.axis === e.HORIZONTAL_AXIS) {
      sX = sY;
      sY = 0;
    }

    pX = sX * PIXEL_STEP;
    pY = sY * PIXEL_STEP;

    if ('deltaY' in e) {
      pY = e.deltaY;
    }

    if ('deltaX' in e) {
      pX = e.deltaX;
    }

    if (e.shiftKey && !pX) {
      // if user scrolls with shift he wants horizontal scroll
      pX = pY;
      pY = 0;
    }

    if ((pX || pY) && e.deltaMode) {
      if (e.deltaMode === 1) {
        // delta in LINE units
        pX *= LINE_HEIGHT;
        pY *= LINE_HEIGHT;
      } else {
        // delta in PAGE units
        pX *= PAGE_HEIGHT;
        pY *= PAGE_HEIGHT;
      }
    } // Fall-back if spin cannot be determined


    if (pX && !sX) {
      sX = pX < 1 ? -1 : 1;
    }

    if (pY && !sY) {
      sY = pY < 1 ? -1 : 1;
    }

    return {
      spinX: sX,
      spinY: sY,
      pixelX: pX,
      pixelY: pY
    };
  }

  function handleMouseEnter() {
    if (!swiper.enabled) return;
    swiper.mouseEntered = true;
  }

  function handleMouseLeave() {
    if (!swiper.enabled) return;
    swiper.mouseEntered = false;
  }

  function animateSlider(newEvent) {
    if (swiper.params.mousewheel.thresholdDelta && newEvent.delta < swiper.params.mousewheel.thresholdDelta) {
      // Prevent if delta of wheel scroll delta is below configured threshold
      return false;
    }

    if (swiper.params.mousewheel.thresholdTime && now() - lastScrollTime < swiper.params.mousewheel.thresholdTime) {
      // Prevent if time between scrolls is below configured threshold
      return false;
    } // If the movement is NOT big enough and
    // if the last time the user scrolled was too close to the current one (avoid continuously triggering the slider):
    //   Don't go any further (avoid insignificant scroll movement).


    if (newEvent.delta >= 6 && now() - lastScrollTime < 60) {
      // Return false as a default
      return true;
    } // If user is scrolling towards the end:
    //   If the slider hasn't hit the latest slide or
    //   if the slider is a loop and
    //   if the slider isn't moving right now:
    //     Go to next slide and
    //     emit a scroll event.
    // Else (the user is scrolling towards the beginning) and
    // if the slider hasn't hit the first slide or
    // if the slider is a loop and
    // if the slider isn't moving right now:
    //   Go to prev slide and
    //   emit a scroll event.


    if (newEvent.direction < 0) {
      if ((!swiper.isEnd || swiper.params.loop) && !swiper.animating) {
        swiper.slideNext();
        emit('scroll', newEvent.raw);
      }
    } else if ((!swiper.isBeginning || swiper.params.loop) && !swiper.animating) {
      swiper.slidePrev();
      emit('scroll', newEvent.raw);
    } // If you got here is because an animation has been triggered so store the current time


    lastScrollTime = new window.Date().getTime(); // Return false as a default

    return false;
  }

  function releaseScroll(newEvent) {
    const params = swiper.params.mousewheel;

    if (newEvent.direction < 0) {
      if (swiper.isEnd && !swiper.params.loop && params.releaseOnEdges) {
        // Return true to animate scroll on edges
        return true;
      }
    } else if (swiper.isBeginning && !swiper.params.loop && params.releaseOnEdges) {
      // Return true to animate scroll on edges
      return true;
    }

    return false;
  }

  function handle(event) {
    let e = event;
    let disableParentSwiper = true;
    if (!swiper.enabled) return;
    const params = swiper.params.mousewheel;

    if (swiper.params.cssMode) {
      e.preventDefault();
    }

    let target = swiper.$el;

    if (swiper.params.mousewheel.eventsTarget !== 'container') {
      target = $(swiper.params.mousewheel.eventsTarget);
    }

    if (!swiper.mouseEntered && !target[0].contains(e.target) && !params.releaseOnEdges) return true;
    if (e.originalEvent) e = e.originalEvent; // jquery fix

    let delta = 0;
    const rtlFactor = swiper.rtlTranslate ? -1 : 1;
    const data = normalize(e);

    if (params.forceToAxis) {
      if (swiper.isHorizontal()) {
        if (Math.abs(data.pixelX) > Math.abs(data.pixelY)) delta = -data.pixelX * rtlFactor;else return true;
      } else if (Math.abs(data.pixelY) > Math.abs(data.pixelX)) delta = -data.pixelY;else return true;
    } else {
      delta = Math.abs(data.pixelX) > Math.abs(data.pixelY) ? -data.pixelX * rtlFactor : -data.pixelY;
    }

    if (delta === 0) return true;
    if (params.invert) delta = -delta; // Get the scroll positions

    let positions = swiper.getTranslate() + delta * params.sensitivity;
    if (positions >= swiper.minTranslate()) positions = swiper.minTranslate();
    if (positions <= swiper.maxTranslate()) positions = swiper.maxTranslate(); // When loop is true:
    //     the disableParentSwiper will be true.
    // When loop is false:
    //     if the scroll positions is not on edge,
    //     then the disableParentSwiper will be true.
    //     if the scroll on edge positions,
    //     then the disableParentSwiper will be false.

    disableParentSwiper = swiper.params.loop ? true : !(positions === swiper.minTranslate() || positions === swiper.maxTranslate());
    if (disableParentSwiper && swiper.params.nested) e.stopPropagation();

    if (!swiper.params.freeMode || !swiper.params.freeMode.enabled) {
      // Register the new event in a variable which stores the relevant data
      const newEvent = {
        time: now(),
        delta: Math.abs(delta),
        direction: Math.sign(delta),
        raw: event
      }; // Keep the most recent events

      if (recentWheelEvents.length >= 2) {
        recentWheelEvents.shift(); // only store the last N events
      }

      const prevEvent = recentWheelEvents.length ? recentWheelEvents[recentWheelEvents.length - 1] : undefined;
      recentWheelEvents.push(newEvent); // If there is at least one previous recorded event:
      //   If direction has changed or
      //   if the scroll is quicker than the previous one:
      //     Animate the slider.
      // Else (this is the first time the wheel is moved):
      //     Animate the slider.

      if (prevEvent) {
        if (newEvent.direction !== prevEvent.direction || newEvent.delta > prevEvent.delta || newEvent.time > prevEvent.time + 150) {
          animateSlider(newEvent);
        }
      } else {
        animateSlider(newEvent);
      } // If it's time to release the scroll:
      //   Return now so you don't hit the preventDefault.


      if (releaseScroll(newEvent)) {
        return true;
      }
    } else {
      // Freemode or scrollContainer:
      // If we recently snapped after a momentum scroll, then ignore wheel events
      // to give time for the deceleration to finish. Stop ignoring after 500 msecs
      // or if it's a new scroll (larger delta or inverse sign as last event before
      // an end-of-momentum snap).
      const newEvent = {
        time: now(),
        delta: Math.abs(delta),
        direction: Math.sign(delta)
      };
      const ignoreWheelEvents = lastEventBeforeSnap && newEvent.time < lastEventBeforeSnap.time + 500 && newEvent.delta <= lastEventBeforeSnap.delta && newEvent.direction === lastEventBeforeSnap.direction;

      if (!ignoreWheelEvents) {
        lastEventBeforeSnap = undefined;

        if (swiper.params.loop) {
          swiper.loopFix();
        }

        let position = swiper.getTranslate() + delta * params.sensitivity;
        const wasBeginning = swiper.isBeginning;
        const wasEnd = swiper.isEnd;
        if (position >= swiper.minTranslate()) position = swiper.minTranslate();
        if (position <= swiper.maxTranslate()) position = swiper.maxTranslate();
        swiper.setTransition(0);
        swiper.setTranslate(position);
        swiper.updateProgress();
        swiper.updateActiveIndex();
        swiper.updateSlidesClasses();

        if (!wasBeginning && swiper.isBeginning || !wasEnd && swiper.isEnd) {
          swiper.updateSlidesClasses();
        }

        if (swiper.params.freeMode.sticky) {
          // When wheel scrolling starts with sticky (aka snap) enabled, then detect
          // the end of a momentum scroll by storing recent (N=15?) wheel events.
          // 1. do all N events have decreasing or same (absolute value) delta?
          // 2. did all N events arrive in the last M (M=500?) msecs?
          // 3. does the earliest event have an (absolute value) delta that's
          //    at least P (P=1?) larger than the most recent event's delta?
          // 4. does the latest event have a delta that's smaller than Q (Q=6?) pixels?
          // If 1-4 are "yes" then we're near the end of a momentum scroll deceleration.
          // Snap immediately and ignore remaining wheel events in this scroll.
          // See comment above for "remaining wheel events in this scroll" determination.
          // If 1-4 aren't satisfied, then wait to snap until 500ms after the last event.
          clearTimeout(timeout);
          timeout = undefined;

          if (recentWheelEvents.length >= 15) {
            recentWheelEvents.shift(); // only store the last N events
          }

          const prevEvent = recentWheelEvents.length ? recentWheelEvents[recentWheelEvents.length - 1] : undefined;
          const firstEvent = recentWheelEvents[0];
          recentWheelEvents.push(newEvent);

          if (prevEvent && (newEvent.delta > prevEvent.delta || newEvent.direction !== prevEvent.direction)) {
            // Increasing or reverse-sign delta means the user started scrolling again. Clear the wheel event log.
            recentWheelEvents.splice(0);
          } else if (recentWheelEvents.length >= 15 && newEvent.time - firstEvent.time < 500 && firstEvent.delta - newEvent.delta >= 1 && newEvent.delta <= 6) {
            // We're at the end of the deceleration of a momentum scroll, so there's no need
            // to wait for more events. Snap ASAP on the next tick.
            // Also, because there's some remaining momentum we'll bias the snap in the
            // direction of the ongoing scroll because it's better UX for the scroll to snap
            // in the same direction as the scroll instead of reversing to snap.  Therefore,
            // if it's already scrolled more than 20% in the current direction, keep going.
            const snapToThreshold = delta > 0 ? 0.8 : 0.2;
            lastEventBeforeSnap = newEvent;
            recentWheelEvents.splice(0);
            timeout = nextTick(() => {
              swiper.slideToClosest(swiper.params.speed, true, undefined, snapToThreshold);
            }, 0); // no delay; move on next tick
          }

          if (!timeout) {
            // if we get here, then we haven't detected the end of a momentum scroll, so
            // we'll consider a scroll "complete" when there haven't been any wheel events
            // for 500ms.
            timeout = nextTick(() => {
              const snapToThreshold = 0.5;
              lastEventBeforeSnap = newEvent;
              recentWheelEvents.splice(0);
              swiper.slideToClosest(swiper.params.speed, true, undefined, snapToThreshold);
            }, 500);
          }
        } // Emit event


        if (!ignoreWheelEvents) emit('scroll', e); // Stop autoplay

        if (swiper.params.autoplay && swiper.params.autoplayDisableOnInteraction) swiper.autoplay.stop(); // Return page scroll on edge positions

        if (position === swiper.minTranslate() || position === swiper.maxTranslate()) return true;
      }
    }

    if (e.preventDefault) e.preventDefault();else e.returnValue = false;
    return false;
  }

  function events(method) {
    let target = swiper.$el;

    if (swiper.params.mousewheel.eventsTarget !== 'container') {
      target = $(swiper.params.mousewheel.eventsTarget);
    }

    target[method]('mouseenter', handleMouseEnter);
    target[method]('mouseleave', handleMouseLeave);
    target[method]('wheel', handle);
  }

  function enable() {
    if (swiper.params.cssMode) {
      swiper.wrapperEl.removeEventListener('wheel', handle);
      return true;
    }

    if (swiper.mousewheel.enabled) return false;
    events('on');
    swiper.mousewheel.enabled = true;
    return true;
  }

  function disable() {
    if (swiper.params.cssMode) {
      swiper.wrapperEl.addEventListener(event, handle);
      return true;
    }

    if (!swiper.mousewheel.enabled) return false;
    events('off');
    swiper.mousewheel.enabled = false;
    return true;
  }

  on('init', () => {
    if (!swiper.params.mousewheel.enabled && swiper.params.cssMode) {
      disable();
    }

    if (swiper.params.mousewheel.enabled) enable();
  });
  on('destroy', () => {
    if (swiper.params.cssMode) {
      enable();
    }

    if (swiper.mousewheel.enabled) disable();
  });
  Object.assign(swiper.mousewheel, {
    enable,
    disable
  });
}

function createElementIfNotDefined(swiper, originalParams, params, checkProps) {
  const document = getDocument();

  if (swiper.params.createElements) {
    Object.keys(checkProps).forEach(key => {
      if (!params[key] && params.auto === true) {
        let element = swiper.$el.children(`.${checkProps[key]}`)[0];

        if (!element) {
          element = document.createElement('div');
          element.className = checkProps[key];
          swiper.$el.append(element);
        }

        params[key] = element;
        originalParams[key] = element;
      }
    });
  }

  return params;
}

function Navigation({
  swiper,
  extendParams,
  on,
  emit
}) {
  extendParams({
    navigation: {
      nextEl: null,
      prevEl: null,
      hideOnClick: false,
      disabledClass: 'swiper-button-disabled',
      hiddenClass: 'swiper-button-hidden',
      lockClass: 'swiper-button-lock'
    }
  });
  swiper.navigation = {
    nextEl: null,
    $nextEl: null,
    prevEl: null,
    $prevEl: null
  };

  function getEl(el) {
    let $el;

    if (el) {
      $el = $(el);

      if (swiper.params.uniqueNavElements && typeof el === 'string' && $el.length > 1 && swiper.$el.find(el).length === 1) {
        $el = swiper.$el.find(el);
      }
    }

    return $el;
  }

  function toggleEl($el, disabled) {
    const params = swiper.params.navigation;

    if ($el && $el.length > 0) {
      $el[disabled ? 'addClass' : 'removeClass'](params.disabledClass);
      if ($el[0] && $el[0].tagName === 'BUTTON') $el[0].disabled = disabled;

      if (swiper.params.watchOverflow && swiper.enabled) {
        $el[swiper.isLocked ? 'addClass' : 'removeClass'](params.lockClass);
      }
    }
  }

  function update() {
    // Update Navigation Buttons
    if (swiper.params.loop) return;
    const {
      $nextEl,
      $prevEl
    } = swiper.navigation;
    toggleEl($prevEl, swiper.isBeginning);
    toggleEl($nextEl, swiper.isEnd);
  }

  function onPrevClick(e) {
    e.preventDefault();
    if (swiper.isBeginning && !swiper.params.loop) return;
    swiper.slidePrev();
  }

  function onNextClick(e) {
    e.preventDefault();
    if (swiper.isEnd && !swiper.params.loop) return;
    swiper.slideNext();
  }

  function init() {
    const params = swiper.params.navigation;
    swiper.params.navigation = createElementIfNotDefined(swiper, swiper.originalParams.navigation, swiper.params.navigation, {
      nextEl: 'swiper-button-next',
      prevEl: 'swiper-button-prev'
    });
    if (!(params.nextEl || params.prevEl)) return;
    const $nextEl = getEl(params.nextEl);
    const $prevEl = getEl(params.prevEl);

    if ($nextEl && $nextEl.length > 0) {
      $nextEl.on('click', onNextClick);
    }

    if ($prevEl && $prevEl.length > 0) {
      $prevEl.on('click', onPrevClick);
    }

    Object.assign(swiper.navigation, {
      $nextEl,
      nextEl: $nextEl && $nextEl[0],
      $prevEl,
      prevEl: $prevEl && $prevEl[0]
    });

    if (!swiper.enabled) {
      if ($nextEl) $nextEl.addClass(params.lockClass);
      if ($prevEl) $prevEl.addClass(params.lockClass);
    }
  }

  function destroy() {
    const {
      $nextEl,
      $prevEl
    } = swiper.navigation;

    if ($nextEl && $nextEl.length) {
      $nextEl.off('click', onNextClick);
      $nextEl.removeClass(swiper.params.navigation.disabledClass);
    }

    if ($prevEl && $prevEl.length) {
      $prevEl.off('click', onPrevClick);
      $prevEl.removeClass(swiper.params.navigation.disabledClass);
    }
  }

  on('init', () => {
    init();
    update();
  });
  on('toEdge fromEdge lock unlock', () => {
    update();
  });
  on('destroy', () => {
    destroy();
  });
  on('enable disable', () => {
    const {
      $nextEl,
      $prevEl
    } = swiper.navigation;

    if ($nextEl) {
      $nextEl[swiper.enabled ? 'removeClass' : 'addClass'](swiper.params.navigation.lockClass);
    }

    if ($prevEl) {
      $prevEl[swiper.enabled ? 'removeClass' : 'addClass'](swiper.params.navigation.lockClass);
    }
  });
  on('click', (_s, e) => {
    const {
      $nextEl,
      $prevEl
    } = swiper.navigation;
    const targetEl = e.target;

    if (swiper.params.navigation.hideOnClick && !$(targetEl).is($prevEl) && !$(targetEl).is($nextEl)) {
      if (swiper.pagination && swiper.params.pagination && swiper.params.pagination.clickable && (swiper.pagination.el === targetEl || swiper.pagination.el.contains(targetEl))) return;
      let isHidden;

      if ($nextEl) {
        isHidden = $nextEl.hasClass(swiper.params.navigation.hiddenClass);
      } else if ($prevEl) {
        isHidden = $prevEl.hasClass(swiper.params.navigation.hiddenClass);
      }

      if (isHidden === true) {
        emit('navigationShow');
      } else {
        emit('navigationHide');
      }

      if ($nextEl) {
        $nextEl.toggleClass(swiper.params.navigation.hiddenClass);
      }

      if ($prevEl) {
        $prevEl.toggleClass(swiper.params.navigation.hiddenClass);
      }
    }
  });
  Object.assign(swiper.navigation, {
    update,
    init,
    destroy
  });
}

function classesToSelector(classes = '') {
  return `.${classes.trim().replace(/([\.:!\/])/g, '\\$1') // eslint-disable-line
  .replace(/ /g, '.')}`;
}

function Pagination({
  swiper,
  extendParams,
  on,
  emit
}) {
  const pfx = 'swiper-pagination';
  extendParams({
    pagination: {
      el: null,
      bulletElement: 'span',
      clickable: false,
      hideOnClick: false,
      renderBullet: null,
      renderProgressbar: null,
      renderFraction: null,
      renderCustom: null,
      progressbarOpposite: false,
      type: 'bullets',
      // 'bullets' or 'progressbar' or 'fraction' or 'custom'
      dynamicBullets: false,
      dynamicMainBullets: 1,
      formatFractionCurrent: number => number,
      formatFractionTotal: number => number,
      bulletClass: `${pfx}-bullet`,
      bulletActiveClass: `${pfx}-bullet-active`,
      modifierClass: `${pfx}-`,
      currentClass: `${pfx}-current`,
      totalClass: `${pfx}-total`,
      hiddenClass: `${pfx}-hidden`,
      progressbarFillClass: `${pfx}-progressbar-fill`,
      progressbarOppositeClass: `${pfx}-progressbar-opposite`,
      clickableClass: `${pfx}-clickable`,
      lockClass: `${pfx}-lock`,
      horizontalClass: `${pfx}-horizontal`,
      verticalClass: `${pfx}-vertical`
    }
  });
  swiper.pagination = {
    el: null,
    $el: null,
    bullets: []
  };
  let bulletSize;
  let dynamicBulletIndex = 0;

  function isPaginationDisabled() {
    return !swiper.params.pagination.el || !swiper.pagination.el || !swiper.pagination.$el || swiper.pagination.$el.length === 0;
  }

  function setSideBullets($bulletEl, position) {
    const {
      bulletActiveClass
    } = swiper.params.pagination;
    $bulletEl[position]().addClass(`${bulletActiveClass}-${position}`)[position]().addClass(`${bulletActiveClass}-${position}-${position}`);
  }

  function update() {
    // Render || Update Pagination bullets/items
    const rtl = swiper.rtl;
    const params = swiper.params.pagination;
    if (isPaginationDisabled()) return;
    const slidesLength = swiper.virtual && swiper.params.virtual.enabled ? swiper.virtual.slides.length : swiper.slides.length;
    const $el = swiper.pagination.$el; // Current/Total

    let current;
    const total = swiper.params.loop ? Math.ceil((slidesLength - swiper.loopedSlides * 2) / swiper.params.slidesPerGroup) : swiper.snapGrid.length;

    if (swiper.params.loop) {
      current = Math.ceil((swiper.activeIndex - swiper.loopedSlides) / swiper.params.slidesPerGroup);

      if (current > slidesLength - 1 - swiper.loopedSlides * 2) {
        current -= slidesLength - swiper.loopedSlides * 2;
      }

      if (current > total - 1) current -= total;
      if (current < 0 && swiper.params.paginationType !== 'bullets') current = total + current;
    } else if (typeof swiper.snapIndex !== 'undefined') {
      current = swiper.snapIndex;
    } else {
      current = swiper.activeIndex || 0;
    } // Types


    if (params.type === 'bullets' && swiper.pagination.bullets && swiper.pagination.bullets.length > 0) {
      const bullets = swiper.pagination.bullets;
      let firstIndex;
      let lastIndex;
      let midIndex;

      if (params.dynamicBullets) {
        bulletSize = bullets.eq(0)[swiper.isHorizontal() ? 'outerWidth' : 'outerHeight'](true);
        $el.css(swiper.isHorizontal() ? 'width' : 'height', `${bulletSize * (params.dynamicMainBullets + 4)}px`);

        if (params.dynamicMainBullets > 1 && swiper.previousIndex !== undefined) {
          dynamicBulletIndex += current - swiper.previousIndex;

          if (dynamicBulletIndex > params.dynamicMainBullets - 1) {
            dynamicBulletIndex = params.dynamicMainBullets - 1;
          } else if (dynamicBulletIndex < 0) {
            dynamicBulletIndex = 0;
          }
        }

        firstIndex = current - dynamicBulletIndex;
        lastIndex = firstIndex + (Math.min(bullets.length, params.dynamicMainBullets) - 1);
        midIndex = (lastIndex + firstIndex) / 2;
      }

      bullets.removeClass(['', '-next', '-next-next', '-prev', '-prev-prev', '-main'].map(suffix => `${params.bulletActiveClass}${suffix}`).join(' '));

      if ($el.length > 1) {
        bullets.each(bullet => {
          const $bullet = $(bullet);
          const bulletIndex = $bullet.index();

          if (bulletIndex === current) {
            $bullet.addClass(params.bulletActiveClass);
          }

          if (params.dynamicBullets) {
            if (bulletIndex >= firstIndex && bulletIndex <= lastIndex) {
              $bullet.addClass(`${params.bulletActiveClass}-main`);
            }

            if (bulletIndex === firstIndex) {
              setSideBullets($bullet, 'prev');
            }

            if (bulletIndex === lastIndex) {
              setSideBullets($bullet, 'next');
            }
          }
        });
      } else {
        const $bullet = bullets.eq(current);
        const bulletIndex = $bullet.index();
        $bullet.addClass(params.bulletActiveClass);

        if (params.dynamicBullets) {
          const $firstDisplayedBullet = bullets.eq(firstIndex);
          const $lastDisplayedBullet = bullets.eq(lastIndex);

          for (let i = firstIndex; i <= lastIndex; i += 1) {
            bullets.eq(i).addClass(`${params.bulletActiveClass}-main`);
          }

          if (swiper.params.loop) {
            if (bulletIndex >= bullets.length - params.dynamicMainBullets) {
              for (let i = params.dynamicMainBullets; i >= 0; i -= 1) {
                bullets.eq(bullets.length - i).addClass(`${params.bulletActiveClass}-main`);
              }

              bullets.eq(bullets.length - params.dynamicMainBullets - 1).addClass(`${params.bulletActiveClass}-prev`);
            } else {
              setSideBullets($firstDisplayedBullet, 'prev');
              setSideBullets($lastDisplayedBullet, 'next');
            }
          } else {
            setSideBullets($firstDisplayedBullet, 'prev');
            setSideBullets($lastDisplayedBullet, 'next');
          }
        }
      }

      if (params.dynamicBullets) {
        const dynamicBulletsLength = Math.min(bullets.length, params.dynamicMainBullets + 4);
        const bulletsOffset = (bulletSize * dynamicBulletsLength - bulletSize) / 2 - midIndex * bulletSize;
        const offsetProp = rtl ? 'right' : 'left';
        bullets.css(swiper.isHorizontal() ? offsetProp : 'top', `${bulletsOffset}px`);
      }
    }

    if (params.type === 'fraction') {
      $el.find(classesToSelector(params.currentClass)).text(params.formatFractionCurrent(current + 1));
      $el.find(classesToSelector(params.totalClass)).text(params.formatFractionTotal(total));
    }

    if (params.type === 'progressbar') {
      let progressbarDirection;

      if (params.progressbarOpposite) {
        progressbarDirection = swiper.isHorizontal() ? 'vertical' : 'horizontal';
      } else {
        progressbarDirection = swiper.isHorizontal() ? 'horizontal' : 'vertical';
      }

      const scale = (current + 1) / total;
      let scaleX = 1;
      let scaleY = 1;

      if (progressbarDirection === 'horizontal') {
        scaleX = scale;
      } else {
        scaleY = scale;
      }

      $el.find(classesToSelector(params.progressbarFillClass)).transform(`translate3d(0,0,0) scaleX(${scaleX}) scaleY(${scaleY})`).transition(swiper.params.speed);
    }

    if (params.type === 'custom' && params.renderCustom) {
      $el.html(params.renderCustom(swiper, current + 1, total));
      emit('paginationRender', $el[0]);
    } else {
      emit('paginationUpdate', $el[0]);
    }

    if (swiper.params.watchOverflow && swiper.enabled) {
      $el[swiper.isLocked ? 'addClass' : 'removeClass'](params.lockClass);
    }
  }

  function render() {
    // Render Container
    const params = swiper.params.pagination;
    if (isPaginationDisabled()) return;
    const slidesLength = swiper.virtual && swiper.params.virtual.enabled ? swiper.virtual.slides.length : swiper.slides.length;
    const $el = swiper.pagination.$el;
    let paginationHTML = '';

    if (params.type === 'bullets') {
      let numberOfBullets = swiper.params.loop ? Math.ceil((slidesLength - swiper.loopedSlides * 2) / swiper.params.slidesPerGroup) : swiper.snapGrid.length;

      if (swiper.params.freeMode && swiper.params.freeMode.enabled && !swiper.params.loop && numberOfBullets > slidesLength) {
        numberOfBullets = slidesLength;
      }

      for (let i = 0; i < numberOfBullets; i += 1) {
        if (params.renderBullet) {
          paginationHTML += params.renderBullet.call(swiper, i, params.bulletClass);
        } else {
          paginationHTML += `<${params.bulletElement} class="${params.bulletClass}"></${params.bulletElement}>`;
        }
      }

      $el.html(paginationHTML);
      swiper.pagination.bullets = $el.find(classesToSelector(params.bulletClass));
    }

    if (params.type === 'fraction') {
      if (params.renderFraction) {
        paginationHTML = params.renderFraction.call(swiper, params.currentClass, params.totalClass);
      } else {
        paginationHTML = `<span class="${params.currentClass}"></span>` + ' / ' + `<span class="${params.totalClass}"></span>`;
      }

      $el.html(paginationHTML);
    }

    if (params.type === 'progressbar') {
      if (params.renderProgressbar) {
        paginationHTML = params.renderProgressbar.call(swiper, params.progressbarFillClass);
      } else {
        paginationHTML = `<span class="${params.progressbarFillClass}"></span>`;
      }

      $el.html(paginationHTML);
    }

    if (params.type !== 'custom') {
      emit('paginationRender', swiper.pagination.$el[0]);
    }
  }

  function init() {
    swiper.params.pagination = createElementIfNotDefined(swiper, swiper.originalParams.pagination, swiper.params.pagination, {
      el: 'swiper-pagination'
    });
    const params = swiper.params.pagination;
    if (!params.el) return;
    let $el = $(params.el);
    if ($el.length === 0) return;

    if (swiper.params.uniqueNavElements && typeof params.el === 'string' && $el.length > 1) {
      $el = swiper.$el.find(params.el); // check if it belongs to another nested Swiper

      if ($el.length > 1) {
        $el = $el.filter(el => {
          if ($(el).parents('.swiper')[0] !== swiper.el) return false;
          return true;
        });
      }
    }

    if (params.type === 'bullets' && params.clickable) {
      $el.addClass(params.clickableClass);
    }

    $el.addClass(params.modifierClass + params.type);
    $el.addClass(params.modifierClass + swiper.params.direction);

    if (params.type === 'bullets' && params.dynamicBullets) {
      $el.addClass(`${params.modifierClass}${params.type}-dynamic`);
      dynamicBulletIndex = 0;

      if (params.dynamicMainBullets < 1) {
        params.dynamicMainBullets = 1;
      }
    }

    if (params.type === 'progressbar' && params.progressbarOpposite) {
      $el.addClass(params.progressbarOppositeClass);
    }

    if (params.clickable) {
      $el.on('click', classesToSelector(params.bulletClass), function onClick(e) {
        e.preventDefault();
        let index = $(this).index() * swiper.params.slidesPerGroup;
        if (swiper.params.loop) index += swiper.loopedSlides;
        swiper.slideTo(index);
      });
    }

    Object.assign(swiper.pagination, {
      $el,
      el: $el[0]
    });

    if (!swiper.enabled) {
      $el.addClass(params.lockClass);
    }
  }

  function destroy() {
    const params = swiper.params.pagination;
    if (isPaginationDisabled()) return;
    const $el = swiper.pagination.$el;
    $el.removeClass(params.hiddenClass);
    $el.removeClass(params.modifierClass + params.type);
    $el.removeClass(params.modifierClass + swiper.params.direction);
    if (swiper.pagination.bullets && swiper.pagination.bullets.removeClass) swiper.pagination.bullets.removeClass(params.bulletActiveClass);

    if (params.clickable) {
      $el.off('click', classesToSelector(params.bulletClass));
    }
  }

  on('init', () => {
    init();
    render();
    update();
  });
  on('activeIndexChange', () => {
    if (swiper.params.loop) {
      update();
    } else if (typeof swiper.snapIndex === 'undefined') {
      update();
    }
  });
  on('snapIndexChange', () => {
    if (!swiper.params.loop) {
      update();
    }
  });
  on('slidesLengthChange', () => {
    if (swiper.params.loop) {
      render();
      update();
    }
  });
  on('snapGridLengthChange', () => {
    if (!swiper.params.loop) {
      render();
      update();
    }
  });
  on('destroy', () => {
    destroy();
  });
  on('enable disable', () => {
    const {
      $el
    } = swiper.pagination;

    if ($el) {
      $el[swiper.enabled ? 'removeClass' : 'addClass'](swiper.params.pagination.lockClass);
    }
  });
  on('lock unlock', () => {
    update();
  });
  on('click', (_s, e) => {
    const targetEl = e.target;
    const {
      $el
    } = swiper.pagination;

    if (swiper.params.pagination.el && swiper.params.pagination.hideOnClick && $el.length > 0 && !$(targetEl).hasClass(swiper.params.pagination.bulletClass)) {
      if (swiper.navigation && (swiper.navigation.nextEl && targetEl === swiper.navigation.nextEl || swiper.navigation.prevEl && targetEl === swiper.navigation.prevEl)) return;
      const isHidden = $el.hasClass(swiper.params.pagination.hiddenClass);

      if (isHidden === true) {
        emit('paginationShow');
      } else {
        emit('paginationHide');
      }

      $el.toggleClass(swiper.params.pagination.hiddenClass);
    }
  });
  Object.assign(swiper.pagination, {
    render,
    update,
    init,
    destroy
  });
}

function Scrollbar({
  swiper,
  extendParams,
  on,
  emit
}) {
  const document = getDocument();
  let isTouched = false;
  let timeout = null;
  let dragTimeout = null;
  let dragStartPos;
  let dragSize;
  let trackSize;
  let divider;
  extendParams({
    scrollbar: {
      el: null,
      dragSize: 'auto',
      hide: false,
      draggable: false,
      snapOnRelease: true,
      lockClass: 'swiper-scrollbar-lock',
      dragClass: 'swiper-scrollbar-drag'
    }
  });
  swiper.scrollbar = {
    el: null,
    dragEl: null,
    $el: null,
    $dragEl: null
  };

  function setTranslate() {
    if (!swiper.params.scrollbar.el || !swiper.scrollbar.el) return;
    const {
      scrollbar,
      rtlTranslate: rtl,
      progress
    } = swiper;
    const {
      $dragEl,
      $el
    } = scrollbar;
    const params = swiper.params.scrollbar;
    let newSize = dragSize;
    let newPos = (trackSize - dragSize) * progress;

    if (rtl) {
      newPos = -newPos;

      if (newPos > 0) {
        newSize = dragSize - newPos;
        newPos = 0;
      } else if (-newPos + dragSize > trackSize) {
        newSize = trackSize + newPos;
      }
    } else if (newPos < 0) {
      newSize = dragSize + newPos;
      newPos = 0;
    } else if (newPos + dragSize > trackSize) {
      newSize = trackSize - newPos;
    }

    if (swiper.isHorizontal()) {
      $dragEl.transform(`translate3d(${newPos}px, 0, 0)`);
      $dragEl[0].style.width = `${newSize}px`;
    } else {
      $dragEl.transform(`translate3d(0px, ${newPos}px, 0)`);
      $dragEl[0].style.height = `${newSize}px`;
    }

    if (params.hide) {
      clearTimeout(timeout);
      $el[0].style.opacity = 1;
      timeout = setTimeout(() => {
        $el[0].style.opacity = 0;
        $el.transition(400);
      }, 1000);
    }
  }

  function setTransition(duration) {
    if (!swiper.params.scrollbar.el || !swiper.scrollbar.el) return;
    swiper.scrollbar.$dragEl.transition(duration);
  }

  function updateSize() {
    if (!swiper.params.scrollbar.el || !swiper.scrollbar.el) return;
    const {
      scrollbar
    } = swiper;
    const {
      $dragEl,
      $el
    } = scrollbar;
    $dragEl[0].style.width = '';
    $dragEl[0].style.height = '';
    trackSize = swiper.isHorizontal() ? $el[0].offsetWidth : $el[0].offsetHeight;
    divider = swiper.size / (swiper.virtualSize + swiper.params.slidesOffsetBefore - (swiper.params.centeredSlides ? swiper.snapGrid[0] : 0));

    if (swiper.params.scrollbar.dragSize === 'auto') {
      dragSize = trackSize * divider;
    } else {
      dragSize = parseInt(swiper.params.scrollbar.dragSize, 10);
    }

    if (swiper.isHorizontal()) {
      $dragEl[0].style.width = `${dragSize}px`;
    } else {
      $dragEl[0].style.height = `${dragSize}px`;
    }

    if (divider >= 1) {
      $el[0].style.display = 'none';
    } else {
      $el[0].style.display = '';
    }

    if (swiper.params.scrollbar.hide) {
      $el[0].style.opacity = 0;
    }

    if (swiper.params.watchOverflow && swiper.enabled) {
      scrollbar.$el[swiper.isLocked ? 'addClass' : 'removeClass'](swiper.params.scrollbar.lockClass);
    }
  }

  function getPointerPosition(e) {
    if (swiper.isHorizontal()) {
      return e.type === 'touchstart' || e.type === 'touchmove' ? e.targetTouches[0].clientX : e.clientX;
    }

    return e.type === 'touchstart' || e.type === 'touchmove' ? e.targetTouches[0].clientY : e.clientY;
  }

  function setDragPosition(e) {
    const {
      scrollbar,
      rtlTranslate: rtl
    } = swiper;
    const {
      $el
    } = scrollbar;
    let positionRatio;
    positionRatio = (getPointerPosition(e) - $el.offset()[swiper.isHorizontal() ? 'left' : 'top'] - (dragStartPos !== null ? dragStartPos : dragSize / 2)) / (trackSize - dragSize);
    positionRatio = Math.max(Math.min(positionRatio, 1), 0);

    if (rtl) {
      positionRatio = 1 - positionRatio;
    }

    const position = swiper.minTranslate() + (swiper.maxTranslate() - swiper.minTranslate()) * positionRatio;
    swiper.updateProgress(position);
    swiper.setTranslate(position);
    swiper.updateActiveIndex();
    swiper.updateSlidesClasses();
  }

  function onDragStart(e) {
    const params = swiper.params.scrollbar;
    const {
      scrollbar,
      $wrapperEl
    } = swiper;
    const {
      $el,
      $dragEl
    } = scrollbar;
    isTouched = true;
    dragStartPos = e.target === $dragEl[0] || e.target === $dragEl ? getPointerPosition(e) - e.target.getBoundingClientRect()[swiper.isHorizontal() ? 'left' : 'top'] : null;
    e.preventDefault();
    e.stopPropagation();
    $wrapperEl.transition(100);
    $dragEl.transition(100);
    setDragPosition(e);
    clearTimeout(dragTimeout);
    $el.transition(0);

    if (params.hide) {
      $el.css('opacity', 1);
    }

    if (swiper.params.cssMode) {
      swiper.$wrapperEl.css('scroll-snap-type', 'none');
    }

    emit('scrollbarDragStart', e);
  }

  function onDragMove(e) {
    const {
      scrollbar,
      $wrapperEl
    } = swiper;
    const {
      $el,
      $dragEl
    } = scrollbar;
    if (!isTouched) return;
    if (e.preventDefault) e.preventDefault();else e.returnValue = false;
    setDragPosition(e);
    $wrapperEl.transition(0);
    $el.transition(0);
    $dragEl.transition(0);
    emit('scrollbarDragMove', e);
  }

  function onDragEnd(e) {
    const params = swiper.params.scrollbar;
    const {
      scrollbar,
      $wrapperEl
    } = swiper;
    const {
      $el
    } = scrollbar;
    if (!isTouched) return;
    isTouched = false;

    if (swiper.params.cssMode) {
      swiper.$wrapperEl.css('scroll-snap-type', '');
      $wrapperEl.transition('');
    }

    if (params.hide) {
      clearTimeout(dragTimeout);
      dragTimeout = nextTick(() => {
        $el.css('opacity', 0);
        $el.transition(400);
      }, 1000);
    }

    emit('scrollbarDragEnd', e);

    if (params.snapOnRelease) {
      swiper.slideToClosest();
    }
  }

  function events(method) {
    const {
      scrollbar,
      touchEventsTouch,
      touchEventsDesktop,
      params,
      support
    } = swiper;
    const $el = scrollbar.$el;
    const target = $el[0];
    const activeListener = support.passiveListener && params.passiveListeners ? {
      passive: false,
      capture: false
    } : false;
    const passiveListener = support.passiveListener && params.passiveListeners ? {
      passive: true,
      capture: false
    } : false;
    if (!target) return;
    const eventMethod = method === 'on' ? 'addEventListener' : 'removeEventListener';

    if (!support.touch) {
      target[eventMethod](touchEventsDesktop.start, onDragStart, activeListener);
      document[eventMethod](touchEventsDesktop.move, onDragMove, activeListener);
      document[eventMethod](touchEventsDesktop.end, onDragEnd, passiveListener);
    } else {
      target[eventMethod](touchEventsTouch.start, onDragStart, activeListener);
      target[eventMethod](touchEventsTouch.move, onDragMove, activeListener);
      target[eventMethod](touchEventsTouch.end, onDragEnd, passiveListener);
    }
  }

  function enableDraggable() {
    if (!swiper.params.scrollbar.el) return;
    events('on');
  }

  function disableDraggable() {
    if (!swiper.params.scrollbar.el) return;
    events('off');
  }

  function init() {
    const {
      scrollbar,
      $el: $swiperEl
    } = swiper;
    swiper.params.scrollbar = createElementIfNotDefined(swiper, swiper.originalParams.scrollbar, swiper.params.scrollbar, {
      el: 'swiper-scrollbar'
    });
    const params = swiper.params.scrollbar;
    if (!params.el) return;
    let $el = $(params.el);

    if (swiper.params.uniqueNavElements && typeof params.el === 'string' && $el.length > 1 && $swiperEl.find(params.el).length === 1) {
      $el = $swiperEl.find(params.el);
    }

    let $dragEl = $el.find(`.${swiper.params.scrollbar.dragClass}`);

    if ($dragEl.length === 0) {
      $dragEl = $(`<div class="${swiper.params.scrollbar.dragClass}"></div>`);
      $el.append($dragEl);
    }

    Object.assign(scrollbar, {
      $el,
      el: $el[0],
      $dragEl,
      dragEl: $dragEl[0]
    });

    if (params.draggable) {
      enableDraggable();
    }

    if ($el) {
      $el[swiper.enabled ? 'removeClass' : 'addClass'](swiper.params.scrollbar.lockClass);
    }
  }

  function destroy() {
    disableDraggable();
  }

  on('init', () => {
    init();
    updateSize();
    setTranslate();
  });
  on('update resize observerUpdate lock unlock', () => {
    updateSize();
  });
  on('setTranslate', () => {
    setTranslate();
  });
  on('setTransition', (_s, duration) => {
    setTransition(duration);
  });
  on('enable disable', () => {
    const {
      $el
    } = swiper.scrollbar;

    if ($el) {
      $el[swiper.enabled ? 'removeClass' : 'addClass'](swiper.params.scrollbar.lockClass);
    }
  });
  on('destroy', () => {
    destroy();
  });
  Object.assign(swiper.scrollbar, {
    updateSize,
    setTranslate,
    init,
    destroy
  });
}

function Parallax({
  swiper,
  extendParams,
  on
}) {
  extendParams({
    parallax: {
      enabled: false
    }
  });

  const setTransform = (el, progress) => {
    const {
      rtl
    } = swiper;
    const $el = $(el);
    const rtlFactor = rtl ? -1 : 1;
    const p = $el.attr('data-swiper-parallax') || '0';
    let x = $el.attr('data-swiper-parallax-x');
    let y = $el.attr('data-swiper-parallax-y');
    const scale = $el.attr('data-swiper-parallax-scale');
    const opacity = $el.attr('data-swiper-parallax-opacity');

    if (x || y) {
      x = x || '0';
      y = y || '0';
    } else if (swiper.isHorizontal()) {
      x = p;
      y = '0';
    } else {
      y = p;
      x = '0';
    }

    if (x.indexOf('%') >= 0) {
      x = `${parseInt(x, 10) * progress * rtlFactor}%`;
    } else {
      x = `${x * progress * rtlFactor}px`;
    }

    if (y.indexOf('%') >= 0) {
      y = `${parseInt(y, 10) * progress}%`;
    } else {
      y = `${y * progress}px`;
    }

    if (typeof opacity !== 'undefined' && opacity !== null) {
      const currentOpacity = opacity - (opacity - 1) * (1 - Math.abs(progress));
      $el[0].style.opacity = currentOpacity;
    }

    if (typeof scale === 'undefined' || scale === null) {
      $el.transform(`translate3d(${x}, ${y}, 0px)`);
    } else {
      const currentScale = scale - (scale - 1) * (1 - Math.abs(progress));
      $el.transform(`translate3d(${x}, ${y}, 0px) scale(${currentScale})`);
    }
  };

  const setTranslate = () => {
    const {
      $el,
      slides,
      progress,
      snapGrid
    } = swiper;
    $el.children('[data-swiper-parallax], [data-swiper-parallax-x], [data-swiper-parallax-y], [data-swiper-parallax-opacity], [data-swiper-parallax-scale]').each(el => {
      setTransform(el, progress);
    });
    slides.each((slideEl, slideIndex) => {
      let slideProgress = slideEl.progress;

      if (swiper.params.slidesPerGroup > 1 && swiper.params.slidesPerView !== 'auto') {
        slideProgress += Math.ceil(slideIndex / 2) - progress * (snapGrid.length - 1);
      }

      slideProgress = Math.min(Math.max(slideProgress, -1), 1);
      $(slideEl).find('[data-swiper-parallax], [data-swiper-parallax-x], [data-swiper-parallax-y], [data-swiper-parallax-opacity], [data-swiper-parallax-scale]').each(el => {
        setTransform(el, slideProgress);
      });
    });
  };

  const setTransition = (duration = swiper.params.speed) => {
    const {
      $el
    } = swiper;
    $el.find('[data-swiper-parallax], [data-swiper-parallax-x], [data-swiper-parallax-y], [data-swiper-parallax-opacity], [data-swiper-parallax-scale]').each(parallaxEl => {
      const $parallaxEl = $(parallaxEl);
      let parallaxDuration = parseInt($parallaxEl.attr('data-swiper-parallax-duration'), 10) || duration;
      if (duration === 0) parallaxDuration = 0;
      $parallaxEl.transition(parallaxDuration);
    });
  };

  on('beforeInit', () => {
    if (!swiper.params.parallax.enabled) return;
    swiper.params.watchSlidesProgress = true;
    swiper.originalParams.watchSlidesProgress = true;
  });
  on('init', () => {
    if (!swiper.params.parallax.enabled) return;
    setTranslate();
  });
  on('setTranslate', () => {
    if (!swiper.params.parallax.enabled) return;
    setTranslate();
  });
  on('setTransition', (_swiper, duration) => {
    if (!swiper.params.parallax.enabled) return;
    setTransition(duration);
  });
}

function Zoom({
  swiper,
  extendParams,
  on,
  emit
}) {
  const window = getWindow();
  extendParams({
    zoom: {
      enabled: false,
      maxRatio: 3,
      minRatio: 1,
      toggle: true,
      containerClass: 'swiper-zoom-container',
      zoomedSlideClass: 'swiper-slide-zoomed'
    }
  });
  swiper.zoom = {
    enabled: false
  };
  let currentScale = 1;
  let isScaling = false;
  let gesturesEnabled;
  let fakeGestureTouched;
  let fakeGestureMoved;
  const gesture = {
    $slideEl: undefined,
    slideWidth: undefined,
    slideHeight: undefined,
    $imageEl: undefined,
    $imageWrapEl: undefined,
    maxRatio: 3
  };
  const image = {
    isTouched: undefined,
    isMoved: undefined,
    currentX: undefined,
    currentY: undefined,
    minX: undefined,
    minY: undefined,
    maxX: undefined,
    maxY: undefined,
    width: undefined,
    height: undefined,
    startX: undefined,
    startY: undefined,
    touchesStart: {},
    touchesCurrent: {}
  };
  const velocity = {
    x: undefined,
    y: undefined,
    prevPositionX: undefined,
    prevPositionY: undefined,
    prevTime: undefined
  };
  let scale = 1;
  Object.defineProperty(swiper.zoom, 'scale', {
    get() {
      return scale;
    },

    set(value) {
      if (scale !== value) {
        const imageEl = gesture.$imageEl ? gesture.$imageEl[0] : undefined;
        const slideEl = gesture.$slideEl ? gesture.$slideEl[0] : undefined;
        emit('zoomChange', value, imageEl, slideEl);
      }

      scale = value;
    }

  });

  function getDistanceBetweenTouches(e) {
    if (e.targetTouches.length < 2) return 1;
    const x1 = e.targetTouches[0].pageX;
    const y1 = e.targetTouches[0].pageY;
    const x2 = e.targetTouches[1].pageX;
    const y2 = e.targetTouches[1].pageY;
    const distance = Math.sqrt((x2 - x1) ** 2 + (y2 - y1) ** 2);
    return distance;
  } // Events


  function onGestureStart(e) {
    const support = swiper.support;
    const params = swiper.params.zoom;
    fakeGestureTouched = false;
    fakeGestureMoved = false;

    if (!support.gestures) {
      if (e.type !== 'touchstart' || e.type === 'touchstart' && e.targetTouches.length < 2) {
        return;
      }

      fakeGestureTouched = true;
      gesture.scaleStart = getDistanceBetweenTouches(e);
    }

    if (!gesture.$slideEl || !gesture.$slideEl.length) {
      gesture.$slideEl = $(e.target).closest(`.${swiper.params.slideClass}`);
      if (gesture.$slideEl.length === 0) gesture.$slideEl = swiper.slides.eq(swiper.activeIndex);
      gesture.$imageEl = gesture.$slideEl.find(`.${params.containerClass}`).eq(0).find('img, svg, canvas, picture, .swiper-zoom-target');
      gesture.$imageWrapEl = gesture.$imageEl.parent(`.${params.containerClass}`);
      gesture.maxRatio = gesture.$imageWrapEl.attr('data-swiper-zoom') || params.maxRatio;

      if (gesture.$imageWrapEl.length === 0) {
        gesture.$imageEl = undefined;
        return;
      }
    }

    if (gesture.$imageEl) {
      gesture.$imageEl.transition(0);
    }

    isScaling = true;
  }

  function onGestureChange(e) {
    const support = swiper.support;
    const params = swiper.params.zoom;
    const zoom = swiper.zoom;

    if (!support.gestures) {
      if (e.type !== 'touchmove' || e.type === 'touchmove' && e.targetTouches.length < 2) {
        return;
      }

      fakeGestureMoved = true;
      gesture.scaleMove = getDistanceBetweenTouches(e);
    }

    if (!gesture.$imageEl || gesture.$imageEl.length === 0) {
      if (e.type === 'gesturechange') onGestureStart(e);
      return;
    }

    if (support.gestures) {
      zoom.scale = e.scale * currentScale;
    } else {
      zoom.scale = gesture.scaleMove / gesture.scaleStart * currentScale;
    }

    if (zoom.scale > gesture.maxRatio) {
      zoom.scale = gesture.maxRatio - 1 + (zoom.scale - gesture.maxRatio + 1) ** 0.5;
    }

    if (zoom.scale < params.minRatio) {
      zoom.scale = params.minRatio + 1 - (params.minRatio - zoom.scale + 1) ** 0.5;
    }

    gesture.$imageEl.transform(`translate3d(0,0,0) scale(${zoom.scale})`);
  }

  function onGestureEnd(e) {
    const device = swiper.device;
    const support = swiper.support;
    const params = swiper.params.zoom;
    const zoom = swiper.zoom;

    if (!support.gestures) {
      if (!fakeGestureTouched || !fakeGestureMoved) {
        return;
      }

      if (e.type !== 'touchend' || e.type === 'touchend' && e.changedTouches.length < 2 && !device.android) {
        return;
      }

      fakeGestureTouched = false;
      fakeGestureMoved = false;
    }

    if (!gesture.$imageEl || gesture.$imageEl.length === 0) return;
    zoom.scale = Math.max(Math.min(zoom.scale, gesture.maxRatio), params.minRatio);
    gesture.$imageEl.transition(swiper.params.speed).transform(`translate3d(0,0,0) scale(${zoom.scale})`);
    currentScale = zoom.scale;
    isScaling = false;
    if (zoom.scale === 1) gesture.$slideEl = undefined;
  }

  function onTouchStart(e) {
    const device = swiper.device;
    if (!gesture.$imageEl || gesture.$imageEl.length === 0) return;
    if (image.isTouched) return;
    if (device.android && e.cancelable) e.preventDefault();
    image.isTouched = true;
    image.touchesStart.x = e.type === 'touchstart' ? e.targetTouches[0].pageX : e.pageX;
    image.touchesStart.y = e.type === 'touchstart' ? e.targetTouches[0].pageY : e.pageY;
  }

  function onTouchMove(e) {
    const zoom = swiper.zoom;
    if (!gesture.$imageEl || gesture.$imageEl.length === 0) return;
    swiper.allowClick = false;
    if (!image.isTouched || !gesture.$slideEl) return;

    if (!image.isMoved) {
      image.width = gesture.$imageEl[0].offsetWidth;
      image.height = gesture.$imageEl[0].offsetHeight;
      image.startX = getTranslate(gesture.$imageWrapEl[0], 'x') || 0;
      image.startY = getTranslate(gesture.$imageWrapEl[0], 'y') || 0;
      gesture.slideWidth = gesture.$slideEl[0].offsetWidth;
      gesture.slideHeight = gesture.$slideEl[0].offsetHeight;
      gesture.$imageWrapEl.transition(0);
    } // Define if we need image drag


    const scaledWidth = image.width * zoom.scale;
    const scaledHeight = image.height * zoom.scale;
    if (scaledWidth < gesture.slideWidth && scaledHeight < gesture.slideHeight) return;
    image.minX = Math.min(gesture.slideWidth / 2 - scaledWidth / 2, 0);
    image.maxX = -image.minX;
    image.minY = Math.min(gesture.slideHeight / 2 - scaledHeight / 2, 0);
    image.maxY = -image.minY;
    image.touchesCurrent.x = e.type === 'touchmove' ? e.targetTouches[0].pageX : e.pageX;
    image.touchesCurrent.y = e.type === 'touchmove' ? e.targetTouches[0].pageY : e.pageY;

    if (!image.isMoved && !isScaling) {
      if (swiper.isHorizontal() && (Math.floor(image.minX) === Math.floor(image.startX) && image.touchesCurrent.x < image.touchesStart.x || Math.floor(image.maxX) === Math.floor(image.startX) && image.touchesCurrent.x > image.touchesStart.x)) {
        image.isTouched = false;
        return;
      }

      if (!swiper.isHorizontal() && (Math.floor(image.minY) === Math.floor(image.startY) && image.touchesCurrent.y < image.touchesStart.y || Math.floor(image.maxY) === Math.floor(image.startY) && image.touchesCurrent.y > image.touchesStart.y)) {
        image.isTouched = false;
        return;
      }
    }

    if (e.cancelable) {
      e.preventDefault();
    }

    e.stopPropagation();
    image.isMoved = true;
    image.currentX = image.touchesCurrent.x - image.touchesStart.x + image.startX;
    image.currentY = image.touchesCurrent.y - image.touchesStart.y + image.startY;

    if (image.currentX < image.minX) {
      image.currentX = image.minX + 1 - (image.minX - image.currentX + 1) ** 0.8;
    }

    if (image.currentX > image.maxX) {
      image.currentX = image.maxX - 1 + (image.currentX - image.maxX + 1) ** 0.8;
    }

    if (image.currentY < image.minY) {
      image.currentY = image.minY + 1 - (image.minY - image.currentY + 1) ** 0.8;
    }

    if (image.currentY > image.maxY) {
      image.currentY = image.maxY - 1 + (image.currentY - image.maxY + 1) ** 0.8;
    } // Velocity


    if (!velocity.prevPositionX) velocity.prevPositionX = image.touchesCurrent.x;
    if (!velocity.prevPositionY) velocity.prevPositionY = image.touchesCurrent.y;
    if (!velocity.prevTime) velocity.prevTime = Date.now();
    velocity.x = (image.touchesCurrent.x - velocity.prevPositionX) / (Date.now() - velocity.prevTime) / 2;
    velocity.y = (image.touchesCurrent.y - velocity.prevPositionY) / (Date.now() - velocity.prevTime) / 2;
    if (Math.abs(image.touchesCurrent.x - velocity.prevPositionX) < 2) velocity.x = 0;
    if (Math.abs(image.touchesCurrent.y - velocity.prevPositionY) < 2) velocity.y = 0;
    velocity.prevPositionX = image.touchesCurrent.x;
    velocity.prevPositionY = image.touchesCurrent.y;
    velocity.prevTime = Date.now();
    gesture.$imageWrapEl.transform(`translate3d(${image.currentX}px, ${image.currentY}px,0)`);
  }

  function onTouchEnd() {
    const zoom = swiper.zoom;
    if (!gesture.$imageEl || gesture.$imageEl.length === 0) return;

    if (!image.isTouched || !image.isMoved) {
      image.isTouched = false;
      image.isMoved = false;
      return;
    }

    image.isTouched = false;
    image.isMoved = false;
    let momentumDurationX = 300;
    let momentumDurationY = 300;
    const momentumDistanceX = velocity.x * momentumDurationX;
    const newPositionX = image.currentX + momentumDistanceX;
    const momentumDistanceY = velocity.y * momentumDurationY;
    const newPositionY = image.currentY + momentumDistanceY; // Fix duration

    if (velocity.x !== 0) momentumDurationX = Math.abs((newPositionX - image.currentX) / velocity.x);
    if (velocity.y !== 0) momentumDurationY = Math.abs((newPositionY - image.currentY) / velocity.y);
    const momentumDuration = Math.max(momentumDurationX, momentumDurationY);
    image.currentX = newPositionX;
    image.currentY = newPositionY; // Define if we need image drag

    const scaledWidth = image.width * zoom.scale;
    const scaledHeight = image.height * zoom.scale;
    image.minX = Math.min(gesture.slideWidth / 2 - scaledWidth / 2, 0);
    image.maxX = -image.minX;
    image.minY = Math.min(gesture.slideHeight / 2 - scaledHeight / 2, 0);
    image.maxY = -image.minY;
    image.currentX = Math.max(Math.min(image.currentX, image.maxX), image.minX);
    image.currentY = Math.max(Math.min(image.currentY, image.maxY), image.minY);
    gesture.$imageWrapEl.transition(momentumDuration).transform(`translate3d(${image.currentX}px, ${image.currentY}px,0)`);
  }

  function onTransitionEnd() {
    const zoom = swiper.zoom;

    if (gesture.$slideEl && swiper.previousIndex !== swiper.activeIndex) {
      if (gesture.$imageEl) {
        gesture.$imageEl.transform('translate3d(0,0,0) scale(1)');
      }

      if (gesture.$imageWrapEl) {
        gesture.$imageWrapEl.transform('translate3d(0,0,0)');
      }

      zoom.scale = 1;
      currentScale = 1;
      gesture.$slideEl = undefined;
      gesture.$imageEl = undefined;
      gesture.$imageWrapEl = undefined;
    }
  }

  function zoomIn(e) {
    const zoom = swiper.zoom;
    const params = swiper.params.zoom;

    if (!gesture.$slideEl) {
      if (e && e.target) {
        gesture.$slideEl = $(e.target).closest(`.${swiper.params.slideClass}`);
      }

      if (!gesture.$slideEl) {
        if (swiper.params.virtual && swiper.params.virtual.enabled && swiper.virtual) {
          gesture.$slideEl = swiper.$wrapperEl.children(`.${swiper.params.slideActiveClass}`);
        } else {
          gesture.$slideEl = swiper.slides.eq(swiper.activeIndex);
        }
      }

      gesture.$imageEl = gesture.$slideEl.find(`.${params.containerClass}`).eq(0).find('img, svg, canvas, picture, .swiper-zoom-target');
      gesture.$imageWrapEl = gesture.$imageEl.parent(`.${params.containerClass}`);
    }

    if (!gesture.$imageEl || gesture.$imageEl.length === 0 || !gesture.$imageWrapEl || gesture.$imageWrapEl.length === 0) return;

    if (swiper.params.cssMode) {
      swiper.wrapperEl.style.overflow = 'hidden';
      swiper.wrapperEl.style.touchAction = 'none';
    }

    gesture.$slideEl.addClass(`${params.zoomedSlideClass}`);
    let touchX;
    let touchY;
    let offsetX;
    let offsetY;
    let diffX;
    let diffY;
    let translateX;
    let translateY;
    let imageWidth;
    let imageHeight;
    let scaledWidth;
    let scaledHeight;
    let translateMinX;
    let translateMinY;
    let translateMaxX;
    let translateMaxY;
    let slideWidth;
    let slideHeight;

    if (typeof image.touchesStart.x === 'undefined' && e) {
      touchX = e.type === 'touchend' ? e.changedTouches[0].pageX : e.pageX;
      touchY = e.type === 'touchend' ? e.changedTouches[0].pageY : e.pageY;
    } else {
      touchX = image.touchesStart.x;
      touchY = image.touchesStart.y;
    }

    zoom.scale = gesture.$imageWrapEl.attr('data-swiper-zoom') || params.maxRatio;
    currentScale = gesture.$imageWrapEl.attr('data-swiper-zoom') || params.maxRatio;

    if (e) {
      slideWidth = gesture.$slideEl[0].offsetWidth;
      slideHeight = gesture.$slideEl[0].offsetHeight;
      offsetX = gesture.$slideEl.offset().left + window.scrollX;
      offsetY = gesture.$slideEl.offset().top + window.scrollY;
      diffX = offsetX + slideWidth / 2 - touchX;
      diffY = offsetY + slideHeight / 2 - touchY;
      imageWidth = gesture.$imageEl[0].offsetWidth;
      imageHeight = gesture.$imageEl[0].offsetHeight;
      scaledWidth = imageWidth * zoom.scale;
      scaledHeight = imageHeight * zoom.scale;
      translateMinX = Math.min(slideWidth / 2 - scaledWidth / 2, 0);
      translateMinY = Math.min(slideHeight / 2 - scaledHeight / 2, 0);
      translateMaxX = -translateMinX;
      translateMaxY = -translateMinY;
      translateX = diffX * zoom.scale;
      translateY = diffY * zoom.scale;

      if (translateX < translateMinX) {
        translateX = translateMinX;
      }

      if (translateX > translateMaxX) {
        translateX = translateMaxX;
      }

      if (translateY < translateMinY) {
        translateY = translateMinY;
      }

      if (translateY > translateMaxY) {
        translateY = translateMaxY;
      }
    } else {
      translateX = 0;
      translateY = 0;
    }

    gesture.$imageWrapEl.transition(300).transform(`translate3d(${translateX}px, ${translateY}px,0)`);
    gesture.$imageEl.transition(300).transform(`translate3d(0,0,0) scale(${zoom.scale})`);
  }

  function zoomOut() {
    const zoom = swiper.zoom;
    const params = swiper.params.zoom;

    if (!gesture.$slideEl) {
      if (swiper.params.virtual && swiper.params.virtual.enabled && swiper.virtual) {
        gesture.$slideEl = swiper.$wrapperEl.children(`.${swiper.params.slideActiveClass}`);
      } else {
        gesture.$slideEl = swiper.slides.eq(swiper.activeIndex);
      }

      gesture.$imageEl = gesture.$slideEl.find(`.${params.containerClass}`).eq(0).find('img, svg, canvas, picture, .swiper-zoom-target');
      gesture.$imageWrapEl = gesture.$imageEl.parent(`.${params.containerClass}`);
    }

    if (!gesture.$imageEl || gesture.$imageEl.length === 0 || !gesture.$imageWrapEl || gesture.$imageWrapEl.length === 0) return;

    if (swiper.params.cssMode) {
      swiper.wrapperEl.style.overflow = '';
      swiper.wrapperEl.style.touchAction = '';
    }

    zoom.scale = 1;
    currentScale = 1;
    gesture.$imageWrapEl.transition(300).transform('translate3d(0,0,0)');
    gesture.$imageEl.transition(300).transform('translate3d(0,0,0) scale(1)');
    gesture.$slideEl.removeClass(`${params.zoomedSlideClass}`);
    gesture.$slideEl = undefined;
  } // Toggle Zoom


  function zoomToggle(e) {
    const zoom = swiper.zoom;

    if (zoom.scale && zoom.scale !== 1) {
      // Zoom Out
      zoomOut();
    } else {
      // Zoom In
      zoomIn(e);
    }
  }

  function getListeners() {
    const support = swiper.support;
    const passiveListener = swiper.touchEvents.start === 'touchstart' && support.passiveListener && swiper.params.passiveListeners ? {
      passive: true,
      capture: false
    } : false;
    const activeListenerWithCapture = support.passiveListener ? {
      passive: false,
      capture: true
    } : true;
    return {
      passiveListener,
      activeListenerWithCapture
    };
  }

  function getSlideSelector() {
    return `.${swiper.params.slideClass}`;
  }

  function toggleGestures(method) {
    const {
      passiveListener
    } = getListeners();
    const slideSelector = getSlideSelector();
    swiper.$wrapperEl[method]('gesturestart', slideSelector, onGestureStart, passiveListener);
    swiper.$wrapperEl[method]('gesturechange', slideSelector, onGestureChange, passiveListener);
    swiper.$wrapperEl[method]('gestureend', slideSelector, onGestureEnd, passiveListener);
  }

  function enableGestures() {
    if (gesturesEnabled) return;
    gesturesEnabled = true;
    toggleGestures('on');
  }

  function disableGestures() {
    if (!gesturesEnabled) return;
    gesturesEnabled = false;
    toggleGestures('off');
  } // Attach/Detach Events


  function enable() {
    const zoom = swiper.zoom;
    if (zoom.enabled) return;
    zoom.enabled = true;
    const support = swiper.support;
    const {
      passiveListener,
      activeListenerWithCapture
    } = getListeners();
    const slideSelector = getSlideSelector(); // Scale image

    if (support.gestures) {
      swiper.$wrapperEl.on(swiper.touchEvents.start, enableGestures, passiveListener);
      swiper.$wrapperEl.on(swiper.touchEvents.end, disableGestures, passiveListener);
    } else if (swiper.touchEvents.start === 'touchstart') {
      swiper.$wrapperEl.on(swiper.touchEvents.start, slideSelector, onGestureStart, passiveListener);
      swiper.$wrapperEl.on(swiper.touchEvents.move, slideSelector, onGestureChange, activeListenerWithCapture);
      swiper.$wrapperEl.on(swiper.touchEvents.end, slideSelector, onGestureEnd, passiveListener);

      if (swiper.touchEvents.cancel) {
        swiper.$wrapperEl.on(swiper.touchEvents.cancel, slideSelector, onGestureEnd, passiveListener);
      }
    } // Move image


    swiper.$wrapperEl.on(swiper.touchEvents.move, `.${swiper.params.zoom.containerClass}`, onTouchMove, activeListenerWithCapture);
  }

  function disable() {
    const zoom = swiper.zoom;
    if (!zoom.enabled) return;
    const support = swiper.support;
    zoom.enabled = false;
    const {
      passiveListener,
      activeListenerWithCapture
    } = getListeners();
    const slideSelector = getSlideSelector(); // Scale image

    if (support.gestures) {
      swiper.$wrapperEl.off(swiper.touchEvents.start, enableGestures, passiveListener);
      swiper.$wrapperEl.off(swiper.touchEvents.end, disableGestures, passiveListener);
    } else if (swiper.touchEvents.start === 'touchstart') {
      swiper.$wrapperEl.off(swiper.touchEvents.start, slideSelector, onGestureStart, passiveListener);
      swiper.$wrapperEl.off(swiper.touchEvents.move, slideSelector, onGestureChange, activeListenerWithCapture);
      swiper.$wrapperEl.off(swiper.touchEvents.end, slideSelector, onGestureEnd, passiveListener);

      if (swiper.touchEvents.cancel) {
        swiper.$wrapperEl.off(swiper.touchEvents.cancel, slideSelector, onGestureEnd, passiveListener);
      }
    } // Move image


    swiper.$wrapperEl.off(swiper.touchEvents.move, `.${swiper.params.zoom.containerClass}`, onTouchMove, activeListenerWithCapture);
  }

  on('init', () => {
    if (swiper.params.zoom.enabled) {
      enable();
    }
  });
  on('destroy', () => {
    disable();
  });
  on('touchStart', (_s, e) => {
    if (!swiper.zoom.enabled) return;
    onTouchStart(e);
  });
  on('touchEnd', (_s, e) => {
    if (!swiper.zoom.enabled) return;
    onTouchEnd();
  });
  on('doubleTap', (_s, e) => {
    if (!swiper.animating && swiper.params.zoom.enabled && swiper.zoom.enabled && swiper.params.zoom.toggle) {
      zoomToggle(e);
    }
  });
  on('transitionEnd', () => {
    if (swiper.zoom.enabled && swiper.params.zoom.enabled) {
      onTransitionEnd();
    }
  });
  on('slideChange', () => {
    if (swiper.zoom.enabled && swiper.params.zoom.enabled && swiper.params.cssMode) {
      onTransitionEnd();
    }
  });
  Object.assign(swiper.zoom, {
    enable,
    disable,
    in: zoomIn,
    out: zoomOut,
    toggle: zoomToggle
  });
}

function Lazy({
  swiper,
  extendParams,
  on,
  emit
}) {
  extendParams({
    lazy: {
      checkInView: false,
      enabled: false,
      loadPrevNext: false,
      loadPrevNextAmount: 1,
      loadOnTransitionStart: false,
      scrollingElement: '',
      elementClass: 'swiper-lazy',
      loadingClass: 'swiper-lazy-loading',
      loadedClass: 'swiper-lazy-loaded',
      preloaderClass: 'swiper-lazy-preloader'
    }
  });
  swiper.lazy = {};
  let scrollHandlerAttached = false;
  let initialImageLoaded = false;

  function loadInSlide(index, loadInDuplicate = true) {
    const params = swiper.params.lazy;
    if (typeof index === 'undefined') return;
    if (swiper.slides.length === 0) return;
    const isVirtual = swiper.virtual && swiper.params.virtual.enabled;
    const $slideEl = isVirtual ? swiper.$wrapperEl.children(`.${swiper.params.slideClass}[data-swiper-slide-index="${index}"]`) : swiper.slides.eq(index);
    const $images = $slideEl.find(`.${params.elementClass}:not(.${params.loadedClass}):not(.${params.loadingClass})`);

    if ($slideEl.hasClass(params.elementClass) && !$slideEl.hasClass(params.loadedClass) && !$slideEl.hasClass(params.loadingClass)) {
      $images.push($slideEl[0]);
    }

    if ($images.length === 0) return;
    $images.each(imageEl => {
      const $imageEl = $(imageEl);
      $imageEl.addClass(params.loadingClass);
      const background = $imageEl.attr('data-background');
      const src = $imageEl.attr('data-src');
      const srcset = $imageEl.attr('data-srcset');
      const sizes = $imageEl.attr('data-sizes');
      const $pictureEl = $imageEl.parent('picture');
      swiper.loadImage($imageEl[0], src || background, srcset, sizes, false, () => {
        if (typeof swiper === 'undefined' || swiper === null || !swiper || swiper && !swiper.params || swiper.destroyed) return;

        if (background) {
          $imageEl.css('background-image', `url("${background}")`);
          $imageEl.removeAttr('data-background');
        } else {
          if (srcset) {
            $imageEl.attr('srcset', srcset);
            $imageEl.removeAttr('data-srcset');
          }

          if (sizes) {
            $imageEl.attr('sizes', sizes);
            $imageEl.removeAttr('data-sizes');
          }

          if ($pictureEl.length) {
            $pictureEl.children('source').each(sourceEl => {
              const $source = $(sourceEl);

              if ($source.attr('data-srcset')) {
                $source.attr('srcset', $source.attr('data-srcset'));
                $source.removeAttr('data-srcset');
              }
            });
          }

          if (src) {
            $imageEl.attr('src', src);
            $imageEl.removeAttr('data-src');
          }
        }

        $imageEl.addClass(params.loadedClass).removeClass(params.loadingClass);
        $slideEl.find(`.${params.preloaderClass}`).remove();

        if (swiper.params.loop && loadInDuplicate) {
          const slideOriginalIndex = $slideEl.attr('data-swiper-slide-index');

          if ($slideEl.hasClass(swiper.params.slideDuplicateClass)) {
            const originalSlide = swiper.$wrapperEl.children(`[data-swiper-slide-index="${slideOriginalIndex}"]:not(.${swiper.params.slideDuplicateClass})`);
            loadInSlide(originalSlide.index(), false);
          } else {
            const duplicatedSlide = swiper.$wrapperEl.children(`.${swiper.params.slideDuplicateClass}[data-swiper-slide-index="${slideOriginalIndex}"]`);
            loadInSlide(duplicatedSlide.index(), false);
          }
        }

        emit('lazyImageReady', $slideEl[0], $imageEl[0]);

        if (swiper.params.autoHeight) {
          swiper.updateAutoHeight();
        }
      });
      emit('lazyImageLoad', $slideEl[0], $imageEl[0]);
    });
  }

  function load() {
    const {
      $wrapperEl,
      params: swiperParams,
      slides,
      activeIndex
    } = swiper;
    const isVirtual = swiper.virtual && swiperParams.virtual.enabled;
    const params = swiperParams.lazy;
    let slidesPerView = swiperParams.slidesPerView;

    if (slidesPerView === 'auto') {
      slidesPerView = 0;
    }

    function slideExist(index) {
      if (isVirtual) {
        if ($wrapperEl.children(`.${swiperParams.slideClass}[data-swiper-slide-index="${index}"]`).length) {
          return true;
        }
      } else if (slides[index]) return true;

      return false;
    }

    function slideIndex(slideEl) {
      if (isVirtual) {
        return $(slideEl).attr('data-swiper-slide-index');
      }

      return $(slideEl).index();
    }

    if (!initialImageLoaded) initialImageLoaded = true;

    if (swiper.params.watchSlidesProgress) {
      $wrapperEl.children(`.${swiperParams.slideVisibleClass}`).each(slideEl => {
        const index = isVirtual ? $(slideEl).attr('data-swiper-slide-index') : $(slideEl).index();
        loadInSlide(index);
      });
    } else if (slidesPerView > 1) {
      for (let i = activeIndex; i < activeIndex + slidesPerView; i += 1) {
        if (slideExist(i)) loadInSlide(i);
      }
    } else {
      loadInSlide(activeIndex);
    }

    if (params.loadPrevNext) {
      if (slidesPerView > 1 || params.loadPrevNextAmount && params.loadPrevNextAmount > 1) {
        const amount = params.loadPrevNextAmount;
        const spv = slidesPerView;
        const maxIndex = Math.min(activeIndex + spv + Math.max(amount, spv), slides.length);
        const minIndex = Math.max(activeIndex - Math.max(spv, amount), 0); // Next Slides

        for (let i = activeIndex + slidesPerView; i < maxIndex; i += 1) {
          if (slideExist(i)) loadInSlide(i);
        } // Prev Slides


        for (let i = minIndex; i < activeIndex; i += 1) {
          if (slideExist(i)) loadInSlide(i);
        }
      } else {
        const nextSlide = $wrapperEl.children(`.${swiperParams.slideNextClass}`);
        if (nextSlide.length > 0) loadInSlide(slideIndex(nextSlide));
        const prevSlide = $wrapperEl.children(`.${swiperParams.slidePrevClass}`);
        if (prevSlide.length > 0) loadInSlide(slideIndex(prevSlide));
      }
    }
  }

  function checkInViewOnLoad() {
    const window = getWindow();
    if (!swiper || swiper.destroyed) return;
    const $scrollElement = swiper.params.lazy.scrollingElement ? $(swiper.params.lazy.scrollingElement) : $(window);
    const isWindow = $scrollElement[0] === window;
    const scrollElementWidth = isWindow ? window.innerWidth : $scrollElement[0].offsetWidth;
    const scrollElementHeight = isWindow ? window.innerHeight : $scrollElement[0].offsetHeight;
    const swiperOffset = swiper.$el.offset();
    const {
      rtlTranslate: rtl
    } = swiper;
    let inView = false;
    if (rtl) swiperOffset.left -= swiper.$el[0].scrollLeft;
    const swiperCoord = [[swiperOffset.left, swiperOffset.top], [swiperOffset.left + swiper.width, swiperOffset.top], [swiperOffset.left, swiperOffset.top + swiper.height], [swiperOffset.left + swiper.width, swiperOffset.top + swiper.height]];

    for (let i = 0; i < swiperCoord.length; i += 1) {
      const point = swiperCoord[i];

      if (point[0] >= 0 && point[0] <= scrollElementWidth && point[1] >= 0 && point[1] <= scrollElementHeight) {
        if (point[0] === 0 && point[1] === 0) continue; // eslint-disable-line

        inView = true;
      }
    }

    const passiveListener = swiper.touchEvents.start === 'touchstart' && swiper.support.passiveListener && swiper.params.passiveListeners ? {
      passive: true,
      capture: false
    } : false;

    if (inView) {
      load();
      $scrollElement.off('scroll', checkInViewOnLoad, passiveListener);
    } else if (!scrollHandlerAttached) {
      scrollHandlerAttached = true;
      $scrollElement.on('scroll', checkInViewOnLoad, passiveListener);
    }
  }

  on('beforeInit', () => {
    if (swiper.params.lazy.enabled && swiper.params.preloadImages) {
      swiper.params.preloadImages = false;
    }
  });
  on('init', () => {
    if (swiper.params.lazy.enabled) {
      if (swiper.params.lazy.checkInView) {
        checkInViewOnLoad();
      } else {
        load();
      }
    }
  });
  on('scroll', () => {
    if (swiper.params.freeMode && swiper.params.freeMode.enabled && !swiper.params.freeMode.sticky) {
      load();
    }
  });
  on('scrollbarDragMove resize _freeModeNoMomentumRelease', () => {
    if (swiper.params.lazy.enabled) {
      if (swiper.params.lazy.checkInView) {
        checkInViewOnLoad();
      } else {
        load();
      }
    }
  });
  on('transitionStart', () => {
    if (swiper.params.lazy.enabled) {
      if (swiper.params.lazy.loadOnTransitionStart || !swiper.params.lazy.loadOnTransitionStart && !initialImageLoaded) {
        if (swiper.params.lazy.checkInView) {
          checkInViewOnLoad();
        } else {
          load();
        }
      }
    }
  });
  on('transitionEnd', () => {
    if (swiper.params.lazy.enabled && !swiper.params.lazy.loadOnTransitionStart) {
      if (swiper.params.lazy.checkInView) {
        checkInViewOnLoad();
      } else {
        load();
      }
    }
  });
  on('slideChange', () => {
    const {
      lazy,
      cssMode,
      watchSlidesProgress,
      touchReleaseOnEdges,
      resistanceRatio
    } = swiper.params;

    if (lazy.enabled && (cssMode || watchSlidesProgress && (touchReleaseOnEdges || resistanceRatio === 0))) {
      load();
    }
  });
  Object.assign(swiper.lazy, {
    load,
    loadInSlide
  });
}

/* eslint no-bitwise: ["error", { "allow": [">>"] }] */
function Controller({
  swiper,
  extendParams,
  on
}) {
  extendParams({
    controller: {
      control: undefined,
      inverse: false,
      by: 'slide' // or 'container'

    }
  });
  swiper.controller = {
    control: undefined
  };

  function LinearSpline(x, y) {
    const binarySearch = function search() {
      let maxIndex;
      let minIndex;
      let guess;
      return (array, val) => {
        minIndex = -1;
        maxIndex = array.length;

        while (maxIndex - minIndex > 1) {
          guess = maxIndex + minIndex >> 1;

          if (array[guess] <= val) {
            minIndex = guess;
          } else {
            maxIndex = guess;
          }
        }

        return maxIndex;
      };
    }();

    this.x = x;
    this.y = y;
    this.lastIndex = x.length - 1; // Given an x value (x2), return the expected y2 value:
    // (x1,y1) is the known point before given value,
    // (x3,y3) is the known point after given value.

    let i1;
    let i3;

    this.interpolate = function interpolate(x2) {
      if (!x2) return 0; // Get the indexes of x1 and x3 (the array indexes before and after given x2):

      i3 = binarySearch(this.x, x2);
      i1 = i3 - 1; // We have our indexes i1 & i3, so we can calculate already:
      // y2 := ((x2−x1) × (y3−y1)) ÷ (x3−x1) + y1

      return (x2 - this.x[i1]) * (this.y[i3] - this.y[i1]) / (this.x[i3] - this.x[i1]) + this.y[i1];
    };

    return this;
  } // xxx: for now i will just save one spline function to to


  function getInterpolateFunction(c) {
    if (!swiper.controller.spline) {
      swiper.controller.spline = swiper.params.loop ? new LinearSpline(swiper.slidesGrid, c.slidesGrid) : new LinearSpline(swiper.snapGrid, c.snapGrid);
    }
  }

  function setTranslate(_t, byController) {
    const controlled = swiper.controller.control;
    let multiplier;
    let controlledTranslate;
    const Swiper = swiper.constructor;

    function setControlledTranslate(c) {
      // this will create an Interpolate function based on the snapGrids
      // x is the Grid of the scrolled scroller and y will be the controlled scroller
      // it makes sense to create this only once and recall it for the interpolation
      // the function does a lot of value caching for performance
      const translate = swiper.rtlTranslate ? -swiper.translate : swiper.translate;

      if (swiper.params.controller.by === 'slide') {
        getInterpolateFunction(c); // i am not sure why the values have to be multiplicated this way, tried to invert the snapGrid
        // but it did not work out

        controlledTranslate = -swiper.controller.spline.interpolate(-translate);
      }

      if (!controlledTranslate || swiper.params.controller.by === 'container') {
        multiplier = (c.maxTranslate() - c.minTranslate()) / (swiper.maxTranslate() - swiper.minTranslate());
        controlledTranslate = (translate - swiper.minTranslate()) * multiplier + c.minTranslate();
      }

      if (swiper.params.controller.inverse) {
        controlledTranslate = c.maxTranslate() - controlledTranslate;
      }

      c.updateProgress(controlledTranslate);
      c.setTranslate(controlledTranslate, swiper);
      c.updateActiveIndex();
      c.updateSlidesClasses();
    }

    if (Array.isArray(controlled)) {
      for (let i = 0; i < controlled.length; i += 1) {
        if (controlled[i] !== byController && controlled[i] instanceof Swiper) {
          setControlledTranslate(controlled[i]);
        }
      }
    } else if (controlled instanceof Swiper && byController !== controlled) {
      setControlledTranslate(controlled);
    }
  }

  function setTransition(duration, byController) {
    const Swiper = swiper.constructor;
    const controlled = swiper.controller.control;
    let i;

    function setControlledTransition(c) {
      c.setTransition(duration, swiper);

      if (duration !== 0) {
        c.transitionStart();

        if (c.params.autoHeight) {
          nextTick(() => {
            c.updateAutoHeight();
          });
        }

        c.$wrapperEl.transitionEnd(() => {
          if (!controlled) return;

          if (c.params.loop && swiper.params.controller.by === 'slide') {
            c.loopFix();
          }

          c.transitionEnd();
        });
      }
    }

    if (Array.isArray(controlled)) {
      for (i = 0; i < controlled.length; i += 1) {
        if (controlled[i] !== byController && controlled[i] instanceof Swiper) {
          setControlledTransition(controlled[i]);
        }
      }
    } else if (controlled instanceof Swiper && byController !== controlled) {
      setControlledTransition(controlled);
    }
  }

  function removeSpline() {
    if (!swiper.controller.control) return;

    if (swiper.controller.spline) {
      swiper.controller.spline = undefined;
      delete swiper.controller.spline;
    }
  }

  on('beforeInit', () => {
    swiper.controller.control = swiper.params.controller.control;
  });
  on('update', () => {
    removeSpline();
  });
  on('resize', () => {
    removeSpline();
  });
  on('observerUpdate', () => {
    removeSpline();
  });
  on('setTranslate', (_s, translate, byController) => {
    if (!swiper.controller.control) return;
    swiper.controller.setTranslate(translate, byController);
  });
  on('setTransition', (_s, duration, byController) => {
    if (!swiper.controller.control) return;
    swiper.controller.setTransition(duration, byController);
  });
  Object.assign(swiper.controller, {
    setTranslate,
    setTransition
  });
}

function A11y({
  swiper,
  extendParams,
  on
}) {
  extendParams({
    a11y: {
      enabled: true,
      notificationClass: 'swiper-notification',
      prevSlideMessage: 'Previous slide',
      nextSlideMessage: 'Next slide',
      firstSlideMessage: 'This is the first slide',
      lastSlideMessage: 'This is the last slide',
      paginationBulletMessage: 'Go to slide {{index}}',
      slideLabelMessage: '{{index}} / {{slidesLength}}',
      containerMessage: null,
      containerRoleDescriptionMessage: null,
      itemRoleDescriptionMessage: null,
      slideRole: 'group'
    }
  });
  let liveRegion = null;

  function notify(message) {
    const notification = liveRegion;
    if (notification.length === 0) return;
    notification.html('');
    notification.html(message);
  }

  function getRandomNumber(size = 16) {
    const randomChar = () => Math.round(16 * Math.random()).toString(16);

    return 'x'.repeat(size).replace(/x/g, randomChar);
  }

  function makeElFocusable($el) {
    $el.attr('tabIndex', '0');
  }

  function makeElNotFocusable($el) {
    $el.attr('tabIndex', '-1');
  }

  function addElRole($el, role) {
    $el.attr('role', role);
  }

  function addElRoleDescription($el, description) {
    $el.attr('aria-roledescription', description);
  }

  function addElControls($el, controls) {
    $el.attr('aria-controls', controls);
  }

  function addElLabel($el, label) {
    $el.attr('aria-label', label);
  }

  function addElId($el, id) {
    $el.attr('id', id);
  }

  function addElLive($el, live) {
    $el.attr('aria-live', live);
  }

  function disableEl($el) {
    $el.attr('aria-disabled', true);
  }

  function enableEl($el) {
    $el.attr('aria-disabled', false);
  }

  function onEnterOrSpaceKey(e) {
    if (e.keyCode !== 13 && e.keyCode !== 32) return;
    const params = swiper.params.a11y;
    const $targetEl = $(e.target);

    if (swiper.navigation && swiper.navigation.$nextEl && $targetEl.is(swiper.navigation.$nextEl)) {
      if (!(swiper.isEnd && !swiper.params.loop)) {
        swiper.slideNext();
      }

      if (swiper.isEnd) {
        notify(params.lastSlideMessage);
      } else {
        notify(params.nextSlideMessage);
      }
    }

    if (swiper.navigation && swiper.navigation.$prevEl && $targetEl.is(swiper.navigation.$prevEl)) {
      if (!(swiper.isBeginning && !swiper.params.loop)) {
        swiper.slidePrev();
      }

      if (swiper.isBeginning) {
        notify(params.firstSlideMessage);
      } else {
        notify(params.prevSlideMessage);
      }
    }

    if (swiper.pagination && $targetEl.is(classesToSelector(swiper.params.pagination.bulletClass))) {
      $targetEl[0].click();
    }
  }

  function updateNavigation() {
    if (swiper.params.loop || !swiper.navigation) return;
    const {
      $nextEl,
      $prevEl
    } = swiper.navigation;

    if ($prevEl && $prevEl.length > 0) {
      if (swiper.isBeginning) {
        disableEl($prevEl);
        makeElNotFocusable($prevEl);
      } else {
        enableEl($prevEl);
        makeElFocusable($prevEl);
      }
    }

    if ($nextEl && $nextEl.length > 0) {
      if (swiper.isEnd) {
        disableEl($nextEl);
        makeElNotFocusable($nextEl);
      } else {
        enableEl($nextEl);
        makeElFocusable($nextEl);
      }
    }
  }

  function hasPagination() {
    return swiper.pagination && swiper.params.pagination.clickable && swiper.pagination.bullets && swiper.pagination.bullets.length;
  }

  function updatePagination() {
    const params = swiper.params.a11y;

    if (hasPagination()) {
      swiper.pagination.bullets.each(bulletEl => {
        const $bulletEl = $(bulletEl);
        makeElFocusable($bulletEl);

        if (!swiper.params.pagination.renderBullet) {
          addElRole($bulletEl, 'button');
          addElLabel($bulletEl, params.paginationBulletMessage.replace(/\{\{index\}\}/, $bulletEl.index() + 1));
        }
      });
    }
  }

  const initNavEl = ($el, wrapperId, message) => {
    makeElFocusable($el);

    if ($el[0].tagName !== 'BUTTON') {
      addElRole($el, 'button');
      $el.on('keydown', onEnterOrSpaceKey);
    }

    addElLabel($el, message);
    addElControls($el, wrapperId);
  };

  function init() {
    const params = swiper.params.a11y;
    swiper.$el.append(liveRegion); // Container

    const $containerEl = swiper.$el;

    if (params.containerRoleDescriptionMessage) {
      addElRoleDescription($containerEl, params.containerRoleDescriptionMessage);
    }

    if (params.containerMessage) {
      addElLabel($containerEl, params.containerMessage);
    } // Wrapper


    const $wrapperEl = swiper.$wrapperEl;
    const wrapperId = $wrapperEl.attr('id') || `swiper-wrapper-${getRandomNumber(16)}`;
    const live = swiper.params.autoplay && swiper.params.autoplay.enabled ? 'off' : 'polite';
    addElId($wrapperEl, wrapperId);
    addElLive($wrapperEl, live); // Slide

    if (params.itemRoleDescriptionMessage) {
      addElRoleDescription($(swiper.slides), params.itemRoleDescriptionMessage);
    }

    addElRole($(swiper.slides), params.slideRole);
    const slidesLength = swiper.params.loop ? swiper.slides.filter(el => !el.classList.contains(swiper.params.slideDuplicateClass)).length : swiper.slides.length;
    swiper.slides.each((slideEl, index) => {
      const $slideEl = $(slideEl);
      const slideIndex = swiper.params.loop ? parseInt($slideEl.attr('data-swiper-slide-index'), 10) : index;
      const ariaLabelMessage = params.slideLabelMessage.replace(/\{\{index\}\}/, slideIndex + 1).replace(/\{\{slidesLength\}\}/, slidesLength);
      addElLabel($slideEl, ariaLabelMessage);
    }); // Navigation

    let $nextEl;
    let $prevEl;

    if (swiper.navigation && swiper.navigation.$nextEl) {
      $nextEl = swiper.navigation.$nextEl;
    }

    if (swiper.navigation && swiper.navigation.$prevEl) {
      $prevEl = swiper.navigation.$prevEl;
    }

    if ($nextEl && $nextEl.length) {
      initNavEl($nextEl, wrapperId, params.nextSlideMessage);
    }

    if ($prevEl && $prevEl.length) {
      initNavEl($prevEl, wrapperId, params.prevSlideMessage);
    } // Pagination


    if (hasPagination()) {
      swiper.pagination.$el.on('keydown', classesToSelector(swiper.params.pagination.bulletClass), onEnterOrSpaceKey);
    }
  }

  function destroy() {
    if (liveRegion && liveRegion.length > 0) liveRegion.remove();
    let $nextEl;
    let $prevEl;

    if (swiper.navigation && swiper.navigation.$nextEl) {
      $nextEl = swiper.navigation.$nextEl;
    }

    if (swiper.navigation && swiper.navigation.$prevEl) {
      $prevEl = swiper.navigation.$prevEl;
    }

    if ($nextEl) {
      $nextEl.off('keydown', onEnterOrSpaceKey);
    }

    if ($prevEl) {
      $prevEl.off('keydown', onEnterOrSpaceKey);
    } // Pagination


    if (hasPagination()) {
      swiper.pagination.$el.off('keydown', classesToSelector(swiper.params.pagination.bulletClass), onEnterOrSpaceKey);
    }
  }

  on('beforeInit', () => {
    liveRegion = $(`<span class="${swiper.params.a11y.notificationClass}" aria-live="assertive" aria-atomic="true"></span>`);
  });
  on('afterInit', () => {
    if (!swiper.params.a11y.enabled) return;
    init();
    updateNavigation();
  });
  on('toEdge', () => {
    if (!swiper.params.a11y.enabled) return;
    updateNavigation();
  });
  on('fromEdge', () => {
    if (!swiper.params.a11y.enabled) return;
    updateNavigation();
  });
  on('paginationUpdate', () => {
    if (!swiper.params.a11y.enabled) return;
    updatePagination();
  });
  on('destroy', () => {
    if (!swiper.params.a11y.enabled) return;
    destroy();
  });
}

function History({
  swiper,
  extendParams,
  on
}) {
  extendParams({
    history: {
      enabled: false,
      root: '',
      replaceState: false,
      key: 'slides'
    }
  });
  let initialized = false;
  let paths = {};

  const slugify = text => {
    return text.toString().replace(/\s+/g, '-').replace(/[^\w-]+/g, '').replace(/--+/g, '-').replace(/^-+/, '').replace(/-+$/, '');
  };

  const getPathValues = urlOverride => {
    const window = getWindow();
    let location;

    if (urlOverride) {
      location = new URL(urlOverride);
    } else {
      location = window.location;
    }

    const pathArray = location.pathname.slice(1).split('/').filter(part => part !== '');
    const total = pathArray.length;
    const key = pathArray[total - 2];
    const value = pathArray[total - 1];
    return {
      key,
      value
    };
  };

  const setHistory = (key, index) => {
    const window = getWindow();
    if (!initialized || !swiper.params.history.enabled) return;
    let location;

    if (swiper.params.url) {
      location = new URL(swiper.params.url);
    } else {
      location = window.location;
    }

    const slide = swiper.slides.eq(index);
    let value = slugify(slide.attr('data-history'));

    if (swiper.params.history.root.length > 0) {
      let root = swiper.params.history.root;
      if (root[root.length - 1] === '/') root = root.slice(0, root.length - 1);
      value = `${root}/${key}/${value}`;
    } else if (!location.pathname.includes(key)) {
      value = `${key}/${value}`;
    }

    const currentState = window.history.state;

    if (currentState && currentState.value === value) {
      return;
    }

    if (swiper.params.history.replaceState) {
      window.history.replaceState({
        value
      }, null, value);
    } else {
      window.history.pushState({
        value
      }, null, value);
    }
  };

  const scrollToSlide = (speed, value, runCallbacks) => {
    if (value) {
      for (let i = 0, length = swiper.slides.length; i < length; i += 1) {
        const slide = swiper.slides.eq(i);
        const slideHistory = slugify(slide.attr('data-history'));

        if (slideHistory === value && !slide.hasClass(swiper.params.slideDuplicateClass)) {
          const index = slide.index();
          swiper.slideTo(index, speed, runCallbacks);
        }
      }
    } else {
      swiper.slideTo(0, speed, runCallbacks);
    }
  };

  const setHistoryPopState = () => {
    paths = getPathValues(swiper.params.url);
    scrollToSlide(swiper.params.speed, swiper.paths.value, false);
  };

  const init = () => {
    const window = getWindow();
    if (!swiper.params.history) return;

    if (!window.history || !window.history.pushState) {
      swiper.params.history.enabled = false;
      swiper.params.hashNavigation.enabled = true;
      return;
    }

    initialized = true;
    paths = getPathValues(swiper.params.url);
    if (!paths.key && !paths.value) return;
    scrollToSlide(0, paths.value, swiper.params.runCallbacksOnInit);

    if (!swiper.params.history.replaceState) {
      window.addEventListener('popstate', setHistoryPopState);
    }
  };

  const destroy = () => {
    const window = getWindow();

    if (!swiper.params.history.replaceState) {
      window.removeEventListener('popstate', setHistoryPopState);
    }
  };

  on('init', () => {
    if (swiper.params.history.enabled) {
      init();
    }
  });
  on('destroy', () => {
    if (swiper.params.history.enabled) {
      destroy();
    }
  });
  on('transitionEnd _freeModeNoMomentumRelease', () => {
    if (initialized) {
      setHistory(swiper.params.history.key, swiper.activeIndex);
    }
  });
  on('slideChange', () => {
    if (initialized && swiper.params.cssMode) {
      setHistory(swiper.params.history.key, swiper.activeIndex);
    }
  });
}

function HashNavigation({
  swiper,
  extendParams,
  emit,
  on
}) {
  let initialized = false;
  const document = getDocument();
  const window = getWindow();
  extendParams({
    hashNavigation: {
      enabled: false,
      replaceState: false,
      watchState: false
    }
  });

  const onHashChange = () => {
    emit('hashChange');
    const newHash = document.location.hash.replace('#', '');
    const activeSlideHash = swiper.slides.eq(swiper.activeIndex).attr('data-hash');

    if (newHash !== activeSlideHash) {
      const newIndex = swiper.$wrapperEl.children(`.${swiper.params.slideClass}[data-hash="${newHash}"]`).index();
      if (typeof newIndex === 'undefined') return;
      swiper.slideTo(newIndex);
    }
  };

  const setHash = () => {
    if (!initialized || !swiper.params.hashNavigation.enabled) return;

    if (swiper.params.hashNavigation.replaceState && window.history && window.history.replaceState) {
      window.history.replaceState(null, null, `#${swiper.slides.eq(swiper.activeIndex).attr('data-hash')}` || '');
      emit('hashSet');
    } else {
      const slide = swiper.slides.eq(swiper.activeIndex);
      const hash = slide.attr('data-hash') || slide.attr('data-history');
      document.location.hash = hash || '';
      emit('hashSet');
    }
  };

  const init = () => {
    if (!swiper.params.hashNavigation.enabled || swiper.params.history && swiper.params.history.enabled) return;
    initialized = true;
    const hash = document.location.hash.replace('#', '');

    if (hash) {
      const speed = 0;

      for (let i = 0, length = swiper.slides.length; i < length; i += 1) {
        const slide = swiper.slides.eq(i);
        const slideHash = slide.attr('data-hash') || slide.attr('data-history');

        if (slideHash === hash && !slide.hasClass(swiper.params.slideDuplicateClass)) {
          const index = slide.index();
          swiper.slideTo(index, speed, swiper.params.runCallbacksOnInit, true);
        }
      }
    }

    if (swiper.params.hashNavigation.watchState) {
      $(window).on('hashchange', onHashChange);
    }
  };

  const destroy = () => {
    if (swiper.params.hashNavigation.watchState) {
      $(window).off('hashchange', onHashChange);
    }
  };

  on('init', () => {
    if (swiper.params.hashNavigation.enabled) {
      init();
    }
  });
  on('destroy', () => {
    if (swiper.params.hashNavigation.enabled) {
      destroy();
    }
  });
  on('transitionEnd _freeModeNoMomentumRelease', () => {
    if (initialized) {
      setHash();
    }
  });
  on('slideChange', () => {
    if (initialized && swiper.params.cssMode) {
      setHash();
    }
  });
}

/* eslint no-underscore-dangle: "off" */
function Autoplay({
  swiper,
  extendParams,
  on,
  emit
}) {
  let timeout;
  swiper.autoplay = {
    running: false,
    paused: false
  };
  extendParams({
    autoplay: {
      enabled: false,
      delay: 3000,
      waitForTransition: true,
      disableOnInteraction: true,
      stopOnLastSlide: false,
      reverseDirection: false,
      pauseOnMouseEnter: false
    }
  });

  function run() {
    const $activeSlideEl = swiper.slides.eq(swiper.activeIndex);
    let delay = swiper.params.autoplay.delay;

    if ($activeSlideEl.attr('data-swiper-autoplay')) {
      delay = $activeSlideEl.attr('data-swiper-autoplay') || swiper.params.autoplay.delay;
    }

    clearTimeout(timeout);
    timeout = nextTick(() => {
      let autoplayResult;

      if (swiper.params.autoplay.reverseDirection) {
        if (swiper.params.loop) {
          swiper.loopFix();
          autoplayResult = swiper.slidePrev(swiper.params.speed, true, true);
          emit('autoplay');
        } else if (!swiper.isBeginning) {
          autoplayResult = swiper.slidePrev(swiper.params.speed, true, true);
          emit('autoplay');
        } else if (!swiper.params.autoplay.stopOnLastSlide) {
          autoplayResult = swiper.slideTo(swiper.slides.length - 1, swiper.params.speed, true, true);
          emit('autoplay');
        } else {
          stop();
        }
      } else if (swiper.params.loop) {
        swiper.loopFix();
        autoplayResult = swiper.slideNext(swiper.params.speed, true, true);
        emit('autoplay');
      } else if (!swiper.isEnd) {
        autoplayResult = swiper.slideNext(swiper.params.speed, true, true);
        emit('autoplay');
      } else if (!swiper.params.autoplay.stopOnLastSlide) {
        autoplayResult = swiper.slideTo(0, swiper.params.speed, true, true);
        emit('autoplay');
      } else {
        stop();
      }

      if (swiper.params.cssMode && swiper.autoplay.running) run();else if (autoplayResult === false) {
        run();
      }
    }, delay);
  }

  function start() {
    if (typeof timeout !== 'undefined') return false;
    if (swiper.autoplay.running) return false;
    swiper.autoplay.running = true;
    emit('autoplayStart');
    run();
    return true;
  }

  function stop() {
    if (!swiper.autoplay.running) return false;
    if (typeof timeout === 'undefined') return false;

    if (timeout) {
      clearTimeout(timeout);
      timeout = undefined;
    }

    swiper.autoplay.running = false;
    emit('autoplayStop');
    return true;
  }

  function pause(speed) {
    if (!swiper.autoplay.running) return;
    if (swiper.autoplay.paused) return;
    if (timeout) clearTimeout(timeout);
    swiper.autoplay.paused = true;

    if (speed === 0 || !swiper.params.autoplay.waitForTransition) {
      swiper.autoplay.paused = false;
      run();
    } else {
      ['transitionend', 'webkitTransitionEnd'].forEach(event => {
        swiper.$wrapperEl[0].addEventListener(event, onTransitionEnd);
      });
    }
  }

  function onVisibilityChange() {
    const document = getDocument();

    if (document.visibilityState === 'hidden' && swiper.autoplay.running) {
      pause();
    }

    if (document.visibilityState === 'visible' && swiper.autoplay.paused) {
      run();
      swiper.autoplay.paused = false;
    }
  }

  function onTransitionEnd(e) {
    if (!swiper || swiper.destroyed || !swiper.$wrapperEl) return;
    if (e.target !== swiper.$wrapperEl[0]) return;
    ['transitionend', 'webkitTransitionEnd'].forEach(event => {
      swiper.$wrapperEl[0].removeEventListener(event, onTransitionEnd);
    });
    swiper.autoplay.paused = false;

    if (!swiper.autoplay.running) {
      stop();
    } else {
      run();
    }
  }

  function onMouseEnter() {
    if (swiper.params.autoplay.disableOnInteraction) {
      stop();
    } else {
      pause();
    }

    ['transitionend', 'webkitTransitionEnd'].forEach(event => {
      swiper.$wrapperEl[0].removeEventListener(event, onTransitionEnd);
    });
  }

  function onMouseLeave() {
    if (swiper.params.autoplay.disableOnInteraction) {
      return;
    }

    swiper.autoplay.paused = false;
    run();
  }

  function attachMouseEvents() {
    if (swiper.params.autoplay.pauseOnMouseEnter) {
      swiper.$el.on('mouseenter', onMouseEnter);
      swiper.$el.on('mouseleave', onMouseLeave);
    }
  }

  function detachMouseEvents() {
    swiper.$el.off('mouseenter', onMouseEnter);
    swiper.$el.off('mouseleave', onMouseLeave);
  }

  on('init', () => {
    if (swiper.params.autoplay.enabled) {
      start();
      const document = getDocument();
      document.addEventListener('visibilitychange', onVisibilityChange);
      attachMouseEvents();
    }
  });
  on('beforeTransitionStart', (_s, speed, internal) => {
    if (swiper.autoplay.running) {
      if (internal || !swiper.params.autoplay.disableOnInteraction) {
        swiper.autoplay.pause(speed);
      } else {
        stop();
      }
    }
  });
  on('sliderFirstMove', () => {
    if (swiper.autoplay.running) {
      if (swiper.params.autoplay.disableOnInteraction) {
        stop();
      } else {
        pause();
      }
    }
  });
  on('touchEnd', () => {
    if (swiper.params.cssMode && swiper.autoplay.paused && !swiper.params.autoplay.disableOnInteraction) {
      run();
    }
  });
  on('destroy', () => {
    detachMouseEvents();

    if (swiper.autoplay.running) {
      stop();
    }

    const document = getDocument();
    document.removeEventListener('visibilitychange', onVisibilityChange);
  });
  Object.assign(swiper.autoplay, {
    pause,
    run,
    start,
    stop
  });
}

function Thumb({
  swiper,
  extendParams,
  on
}) {
  extendParams({
    thumbs: {
      swiper: null,
      multipleActiveThumbs: true,
      autoScrollOffset: 0,
      slideThumbActiveClass: 'swiper-slide-thumb-active',
      thumbsContainerClass: 'swiper-thumbs'
    }
  });
  let initialized = false;
  let swiperCreated = false;
  swiper.thumbs = {
    swiper: null
  };

  function onThumbClick() {
    const thumbsSwiper = swiper.thumbs.swiper;
    if (!thumbsSwiper) return;
    const clickedIndex = thumbsSwiper.clickedIndex;
    const clickedSlide = thumbsSwiper.clickedSlide;
    if (clickedSlide && $(clickedSlide).hasClass(swiper.params.thumbs.slideThumbActiveClass)) return;
    if (typeof clickedIndex === 'undefined' || clickedIndex === null) return;
    let slideToIndex;

    if (thumbsSwiper.params.loop) {
      slideToIndex = parseInt($(thumbsSwiper.clickedSlide).attr('data-swiper-slide-index'), 10);
    } else {
      slideToIndex = clickedIndex;
    }

    if (swiper.params.loop) {
      let currentIndex = swiper.activeIndex;

      if (swiper.slides.eq(currentIndex).hasClass(swiper.params.slideDuplicateClass)) {
        swiper.loopFix(); // eslint-disable-next-line

        swiper._clientLeft = swiper.$wrapperEl[0].clientLeft;
        currentIndex = swiper.activeIndex;
      }

      const prevIndex = swiper.slides.eq(currentIndex).prevAll(`[data-swiper-slide-index="${slideToIndex}"]`).eq(0).index();
      const nextIndex = swiper.slides.eq(currentIndex).nextAll(`[data-swiper-slide-index="${slideToIndex}"]`).eq(0).index();
      if (typeof prevIndex === 'undefined') slideToIndex = nextIndex;else if (typeof nextIndex === 'undefined') slideToIndex = prevIndex;else if (nextIndex - currentIndex < currentIndex - prevIndex) slideToIndex = nextIndex;else slideToIndex = prevIndex;
    }

    swiper.slideTo(slideToIndex);
  }

  function init() {
    const {
      thumbs: thumbsParams
    } = swiper.params;
    if (initialized) return false;
    initialized = true;
    const SwiperClass = swiper.constructor;

    if (thumbsParams.swiper instanceof SwiperClass) {
      swiper.thumbs.swiper = thumbsParams.swiper;
      Object.assign(swiper.thumbs.swiper.originalParams, {
        watchSlidesProgress: true,
        slideToClickedSlide: false
      });
      Object.assign(swiper.thumbs.swiper.params, {
        watchSlidesProgress: true,
        slideToClickedSlide: false
      });
    } else if (isObject(thumbsParams.swiper)) {
      const thumbsSwiperParams = Object.assign({}, thumbsParams.swiper);
      Object.assign(thumbsSwiperParams, {
        watchSlidesProgress: true,
        slideToClickedSlide: false
      });
      swiper.thumbs.swiper = new SwiperClass(thumbsSwiperParams);
      swiperCreated = true;
    }

    swiper.thumbs.swiper.$el.addClass(swiper.params.thumbs.thumbsContainerClass);
    swiper.thumbs.swiper.on('tap', onThumbClick);
    return true;
  }

  function update(initial) {
    const thumbsSwiper = swiper.thumbs.swiper;
    if (!thumbsSwiper) return;
    const slidesPerView = thumbsSwiper.params.slidesPerView === 'auto' ? thumbsSwiper.slidesPerViewDynamic() : thumbsSwiper.params.slidesPerView;
    const autoScrollOffset = swiper.params.thumbs.autoScrollOffset;
    const useOffset = autoScrollOffset && !thumbsSwiper.params.loop;

    if (swiper.realIndex !== thumbsSwiper.realIndex || useOffset) {
      let currentThumbsIndex = thumbsSwiper.activeIndex;
      let newThumbsIndex;
      let direction;

      if (thumbsSwiper.params.loop) {
        if (thumbsSwiper.slides.eq(currentThumbsIndex).hasClass(thumbsSwiper.params.slideDuplicateClass)) {
          thumbsSwiper.loopFix(); // eslint-disable-next-line

          thumbsSwiper._clientLeft = thumbsSwiper.$wrapperEl[0].clientLeft;
          currentThumbsIndex = thumbsSwiper.activeIndex;
        } // Find actual thumbs index to slide to


        const prevThumbsIndex = thumbsSwiper.slides.eq(currentThumbsIndex).prevAll(`[data-swiper-slide-index="${swiper.realIndex}"]`).eq(0).index();
        const nextThumbsIndex = thumbsSwiper.slides.eq(currentThumbsIndex).nextAll(`[data-swiper-slide-index="${swiper.realIndex}"]`).eq(0).index();

        if (typeof prevThumbsIndex === 'undefined') {
          newThumbsIndex = nextThumbsIndex;
        } else if (typeof nextThumbsIndex === 'undefined') {
          newThumbsIndex = prevThumbsIndex;
        } else if (nextThumbsIndex - currentThumbsIndex === currentThumbsIndex - prevThumbsIndex) {
          newThumbsIndex = thumbsSwiper.params.slidesPerGroup > 1 ? nextThumbsIndex : currentThumbsIndex;
        } else if (nextThumbsIndex - currentThumbsIndex < currentThumbsIndex - prevThumbsIndex) {
          newThumbsIndex = nextThumbsIndex;
        } else {
          newThumbsIndex = prevThumbsIndex;
        }

        direction = swiper.activeIndex > swiper.previousIndex ? 'next' : 'prev';
      } else {
        newThumbsIndex = swiper.realIndex;
        direction = newThumbsIndex > swiper.previousIndex ? 'next' : 'prev';
      }

      if (useOffset) {
        newThumbsIndex += direction === 'next' ? autoScrollOffset : -1 * autoScrollOffset;
      }

      if (thumbsSwiper.visibleSlidesIndexes && thumbsSwiper.visibleSlidesIndexes.indexOf(newThumbsIndex) < 0) {
        if (thumbsSwiper.params.centeredSlides) {
          if (newThumbsIndex > currentThumbsIndex) {
            newThumbsIndex = newThumbsIndex - Math.floor(slidesPerView / 2) + 1;
          } else {
            newThumbsIndex = newThumbsIndex + Math.floor(slidesPerView / 2) - 1;
          }
        } else if (newThumbsIndex > currentThumbsIndex && thumbsSwiper.params.slidesPerGroup === 1) ;

        thumbsSwiper.slideTo(newThumbsIndex, initial ? 0 : undefined);
      }
    } // Activate thumbs


    let thumbsToActivate = 1;
    const thumbActiveClass = swiper.params.thumbs.slideThumbActiveClass;

    if (swiper.params.slidesPerView > 1 && !swiper.params.centeredSlides) {
      thumbsToActivate = swiper.params.slidesPerView;
    }

    if (!swiper.params.thumbs.multipleActiveThumbs) {
      thumbsToActivate = 1;
    }

    thumbsToActivate = Math.floor(thumbsToActivate);
    thumbsSwiper.slides.removeClass(thumbActiveClass);

    if (thumbsSwiper.params.loop || thumbsSwiper.params.virtual && thumbsSwiper.params.virtual.enabled) {
      for (let i = 0; i < thumbsToActivate; i += 1) {
        thumbsSwiper.$wrapperEl.children(`[data-swiper-slide-index="${swiper.realIndex + i}"]`).addClass(thumbActiveClass);
      }
    } else {
      for (let i = 0; i < thumbsToActivate; i += 1) {
        thumbsSwiper.slides.eq(swiper.realIndex + i).addClass(thumbActiveClass);
      }
    }
  }

  on('beforeInit', () => {
    const {
      thumbs
    } = swiper.params;
    if (!thumbs || !thumbs.swiper) return;
    init();
    update(true);
  });
  on('slideChange update resize observerUpdate', () => {
    if (!swiper.thumbs.swiper) return;
    update();
  });
  on('setTransition', (_s, duration) => {
    const thumbsSwiper = swiper.thumbs.swiper;
    if (!thumbsSwiper) return;
    thumbsSwiper.setTransition(duration);
  });
  on('beforeDestroy', () => {
    const thumbsSwiper = swiper.thumbs.swiper;
    if (!thumbsSwiper) return;

    if (swiperCreated && thumbsSwiper) {
      thumbsSwiper.destroy();
    }
  });
  Object.assign(swiper.thumbs, {
    init,
    update
  });
}

function freeMode({
  swiper,
  extendParams,
  emit,
  once
}) {
  extendParams({
    freeMode: {
      enabled: false,
      momentum: true,
      momentumRatio: 1,
      momentumBounce: true,
      momentumBounceRatio: 1,
      momentumVelocityRatio: 1,
      sticky: false,
      minimumVelocity: 0.02
    }
  });

  function onTouchMove() {
    const {
      touchEventsData: data,
      touches
    } = swiper; // Velocity

    if (data.velocities.length === 0) {
      data.velocities.push({
        position: touches[swiper.isHorizontal() ? 'startX' : 'startY'],
        time: data.touchStartTime
      });
    }

    data.velocities.push({
      position: touches[swiper.isHorizontal() ? 'currentX' : 'currentY'],
      time: now()
    });
  }

  function onTouchEnd({
    currentPos
  }) {
    const {
      params,
      $wrapperEl,
      rtlTranslate: rtl,
      snapGrid,
      touchEventsData: data
    } = swiper; // Time diff

    const touchEndTime = now();
    const timeDiff = touchEndTime - data.touchStartTime;

    if (currentPos < -swiper.minTranslate()) {
      swiper.slideTo(swiper.activeIndex);
      return;
    }

    if (currentPos > -swiper.maxTranslate()) {
      if (swiper.slides.length < snapGrid.length) {
        swiper.slideTo(snapGrid.length - 1);
      } else {
        swiper.slideTo(swiper.slides.length - 1);
      }

      return;
    }

    if (params.freeMode.momentum) {
      if (data.velocities.length > 1) {
        const lastMoveEvent = data.velocities.pop();
        const velocityEvent = data.velocities.pop();
        const distance = lastMoveEvent.position - velocityEvent.position;
        const time = lastMoveEvent.time - velocityEvent.time;
        swiper.velocity = distance / time;
        swiper.velocity /= 2;

        if (Math.abs(swiper.velocity) < params.freeMode.minimumVelocity) {
          swiper.velocity = 0;
        } // this implies that the user stopped moving a finger then released.
        // There would be no events with distance zero, so the last event is stale.


        if (time > 150 || now() - lastMoveEvent.time > 300) {
          swiper.velocity = 0;
        }
      } else {
        swiper.velocity = 0;
      }

      swiper.velocity *= params.freeMode.momentumVelocityRatio;
      data.velocities.length = 0;
      let momentumDuration = 1000 * params.freeMode.momentumRatio;
      const momentumDistance = swiper.velocity * momentumDuration;
      let newPosition = swiper.translate + momentumDistance;
      if (rtl) newPosition = -newPosition;
      let doBounce = false;
      let afterBouncePosition;
      const bounceAmount = Math.abs(swiper.velocity) * 20 * params.freeMode.momentumBounceRatio;
      let needsLoopFix;

      if (newPosition < swiper.maxTranslate()) {
        if (params.freeMode.momentumBounce) {
          if (newPosition + swiper.maxTranslate() < -bounceAmount) {
            newPosition = swiper.maxTranslate() - bounceAmount;
          }

          afterBouncePosition = swiper.maxTranslate();
          doBounce = true;
          data.allowMomentumBounce = true;
        } else {
          newPosition = swiper.maxTranslate();
        }

        if (params.loop && params.centeredSlides) needsLoopFix = true;
      } else if (newPosition > swiper.minTranslate()) {
        if (params.freeMode.momentumBounce) {
          if (newPosition - swiper.minTranslate() > bounceAmount) {
            newPosition = swiper.minTranslate() + bounceAmount;
          }

          afterBouncePosition = swiper.minTranslate();
          doBounce = true;
          data.allowMomentumBounce = true;
        } else {
          newPosition = swiper.minTranslate();
        }

        if (params.loop && params.centeredSlides) needsLoopFix = true;
      } else if (params.freeMode.sticky) {
        let nextSlide;

        for (let j = 0; j < snapGrid.length; j += 1) {
          if (snapGrid[j] > -newPosition) {
            nextSlide = j;
            break;
          }
        }

        if (Math.abs(snapGrid[nextSlide] - newPosition) < Math.abs(snapGrid[nextSlide - 1] - newPosition) || swiper.swipeDirection === 'next') {
          newPosition = snapGrid[nextSlide];
        } else {
          newPosition = snapGrid[nextSlide - 1];
        }

        newPosition = -newPosition;
      }

      if (needsLoopFix) {
        once('transitionEnd', () => {
          swiper.loopFix();
        });
      } // Fix duration


      if (swiper.velocity !== 0) {
        if (rtl) {
          momentumDuration = Math.abs((-newPosition - swiper.translate) / swiper.velocity);
        } else {
          momentumDuration = Math.abs((newPosition - swiper.translate) / swiper.velocity);
        }

        if (params.freeMode.sticky) {
          // If freeMode.sticky is active and the user ends a swipe with a slow-velocity
          // event, then durations can be 20+ seconds to slide one (or zero!) slides.
          // It's easy to see this when simulating touch with mouse events. To fix this,
          // limit single-slide swipes to the default slide duration. This also has the
          // nice side effect of matching slide speed if the user stopped moving before
          // lifting finger or mouse vs. moving slowly before lifting the finger/mouse.
          // For faster swipes, also apply limits (albeit higher ones).
          const moveDistance = Math.abs((rtl ? -newPosition : newPosition) - swiper.translate);
          const currentSlideSize = swiper.slidesSizesGrid[swiper.activeIndex];

          if (moveDistance < currentSlideSize) {
            momentumDuration = params.speed;
          } else if (moveDistance < 2 * currentSlideSize) {
            momentumDuration = params.speed * 1.5;
          } else {
            momentumDuration = params.speed * 2.5;
          }
        }
      } else if (params.freeMode.sticky) {
        swiper.slideToClosest();
        return;
      }

      if (params.freeMode.momentumBounce && doBounce) {
        swiper.updateProgress(afterBouncePosition);
        swiper.setTransition(momentumDuration);
        swiper.setTranslate(newPosition);
        swiper.transitionStart(true, swiper.swipeDirection);
        swiper.animating = true;
        $wrapperEl.transitionEnd(() => {
          if (!swiper || swiper.destroyed || !data.allowMomentumBounce) return;
          emit('momentumBounce');
          swiper.setTransition(params.speed);
          setTimeout(() => {
            swiper.setTranslate(afterBouncePosition);
            $wrapperEl.transitionEnd(() => {
              if (!swiper || swiper.destroyed) return;
              swiper.transitionEnd();
            });
          }, 0);
        });
      } else if (swiper.velocity) {
        emit('_freeModeNoMomentumRelease');
        swiper.updateProgress(newPosition);
        swiper.setTransition(momentumDuration);
        swiper.setTranslate(newPosition);
        swiper.transitionStart(true, swiper.swipeDirection);

        if (!swiper.animating) {
          swiper.animating = true;
          $wrapperEl.transitionEnd(() => {
            if (!swiper || swiper.destroyed) return;
            swiper.transitionEnd();
          });
        }
      } else {
        swiper.updateProgress(newPosition);
      }

      swiper.updateActiveIndex();
      swiper.updateSlidesClasses();
    } else if (params.freeMode.sticky) {
      swiper.slideToClosest();
      return;
    } else if (params.freeMode) {
      emit('_freeModeNoMomentumRelease');
    }

    if (!params.freeMode.momentum || timeDiff >= params.longSwipesMs) {
      swiper.updateProgress();
      swiper.updateActiveIndex();
      swiper.updateSlidesClasses();
    }
  }

  Object.assign(swiper, {
    freeMode: {
      onTouchMove,
      onTouchEnd
    }
  });
}

function Grid({
  swiper,
  extendParams
}) {
  extendParams({
    grid: {
      rows: 1,
      fill: 'column'
    }
  });
  let slidesNumberEvenToRows;
  let slidesPerRow;
  let numFullColumns;

  const initSlides = slidesLength => {
    const {
      slidesPerView
    } = swiper.params;
    const {
      rows,
      fill
    } = swiper.params.grid;
    slidesPerRow = slidesNumberEvenToRows / rows;
    numFullColumns = Math.floor(slidesLength / rows);

    if (Math.floor(slidesLength / rows) === slidesLength / rows) {
      slidesNumberEvenToRows = slidesLength;
    } else {
      slidesNumberEvenToRows = Math.ceil(slidesLength / rows) * rows;
    }

    if (slidesPerView !== 'auto' && fill === 'row') {
      slidesNumberEvenToRows = Math.max(slidesNumberEvenToRows, slidesPerView * rows);
    }
  };

  const updateSlide = (i, slide, slidesLength, getDirectionLabel) => {
    const {
      slidesPerGroup,
      spaceBetween
    } = swiper.params;
    const {
      rows,
      fill
    } = swiper.params.grid; // Set slides order

    let newSlideOrderIndex;
    let column;
    let row;

    if (fill === 'row' && slidesPerGroup > 1) {
      const groupIndex = Math.floor(i / (slidesPerGroup * rows));
      const slideIndexInGroup = i - rows * slidesPerGroup * groupIndex;
      const columnsInGroup = groupIndex === 0 ? slidesPerGroup : Math.min(Math.ceil((slidesLength - groupIndex * rows * slidesPerGroup) / rows), slidesPerGroup);
      row = Math.floor(slideIndexInGroup / columnsInGroup);
      column = slideIndexInGroup - row * columnsInGroup + groupIndex * slidesPerGroup;
      newSlideOrderIndex = column + row * slidesNumberEvenToRows / rows;
      slide.css({
        '-webkit-order': newSlideOrderIndex,
        order: newSlideOrderIndex
      });
    } else if (fill === 'column') {
      column = Math.floor(i / rows);
      row = i - column * rows;

      if (column > numFullColumns || column === numFullColumns && row === rows - 1) {
        row += 1;

        if (row >= rows) {
          row = 0;
          column += 1;
        }
      }
    } else {
      row = Math.floor(i / slidesPerRow);
      column = i - row * slidesPerRow;
    }

    slide.css(getDirectionLabel('margin-top'), row !== 0 ? spaceBetween && `${spaceBetween}px` : '');
  };

  const updateWrapperSize = (slideSize, snapGrid, getDirectionLabel) => {
    const {
      spaceBetween,
      centeredSlides,
      roundLengths
    } = swiper.params;
    const {
      rows
    } = swiper.params.grid;
    swiper.virtualSize = (slideSize + spaceBetween) * slidesNumberEvenToRows;
    swiper.virtualSize = Math.ceil(swiper.virtualSize / rows) - spaceBetween;
    swiper.$wrapperEl.css({
      [getDirectionLabel('width')]: `${swiper.virtualSize + spaceBetween}px`
    });

    if (centeredSlides) {
      snapGrid.splice(0, snapGrid.length);
      const newSlidesGrid = [];

      for (let i = 0; i < snapGrid.length; i += 1) {
        let slidesGridItem = snapGrid[i];
        if (roundLengths) slidesGridItem = Math.floor(slidesGridItem);
        if (snapGrid[i] < swiper.virtualSize + snapGrid[0]) newSlidesGrid.push(slidesGridItem);
      }

      snapGrid.push(...newSlidesGrid);
    }
  };

  swiper.grid = {
    initSlides,
    updateSlide,
    updateWrapperSize
  };
}

function appendSlide(slides) {
  const swiper = this;
  const {
    $wrapperEl,
    params
  } = swiper;

  if (params.loop) {
    swiper.loopDestroy();
  }

  if (typeof slides === 'object' && 'length' in slides) {
    for (let i = 0; i < slides.length; i += 1) {
      if (slides[i]) $wrapperEl.append(slides[i]);
    }
  } else {
    $wrapperEl.append(slides);
  }

  if (params.loop) {
    swiper.loopCreate();
  }

  if (!params.observer) {
    swiper.update();
  }
}

function prependSlide(slides) {
  const swiper = this;
  const {
    params,
    $wrapperEl,
    activeIndex
  } = swiper;

  if (params.loop) {
    swiper.loopDestroy();
  }

  let newActiveIndex = activeIndex + 1;

  if (typeof slides === 'object' && 'length' in slides) {
    for (let i = 0; i < slides.length; i += 1) {
      if (slides[i]) $wrapperEl.prepend(slides[i]);
    }

    newActiveIndex = activeIndex + slides.length;
  } else {
    $wrapperEl.prepend(slides);
  }

  if (params.loop) {
    swiper.loopCreate();
  }

  if (!params.observer) {
    swiper.update();
  }

  swiper.slideTo(newActiveIndex, 0, false);
}

function addSlide(index, slides) {
  const swiper = this;
  const {
    $wrapperEl,
    params,
    activeIndex
  } = swiper;
  let activeIndexBuffer = activeIndex;

  if (params.loop) {
    activeIndexBuffer -= swiper.loopedSlides;
    swiper.loopDestroy();
    swiper.slides = $wrapperEl.children(`.${params.slideClass}`);
  }

  const baseLength = swiper.slides.length;

  if (index <= 0) {
    swiper.prependSlide(slides);
    return;
  }

  if (index >= baseLength) {
    swiper.appendSlide(slides);
    return;
  }

  let newActiveIndex = activeIndexBuffer > index ? activeIndexBuffer + 1 : activeIndexBuffer;
  const slidesBuffer = [];

  for (let i = baseLength - 1; i >= index; i -= 1) {
    const currentSlide = swiper.slides.eq(i);
    currentSlide.remove();
    slidesBuffer.unshift(currentSlide);
  }

  if (typeof slides === 'object' && 'length' in slides) {
    for (let i = 0; i < slides.length; i += 1) {
      if (slides[i]) $wrapperEl.append(slides[i]);
    }

    newActiveIndex = activeIndexBuffer > index ? activeIndexBuffer + slides.length : activeIndexBuffer;
  } else {
    $wrapperEl.append(slides);
  }

  for (let i = 0; i < slidesBuffer.length; i += 1) {
    $wrapperEl.append(slidesBuffer[i]);
  }

  if (params.loop) {
    swiper.loopCreate();
  }

  if (!params.observer) {
    swiper.update();
  }

  if (params.loop) {
    swiper.slideTo(newActiveIndex + swiper.loopedSlides, 0, false);
  } else {
    swiper.slideTo(newActiveIndex, 0, false);
  }
}

function removeSlide(slidesIndexes) {
  const swiper = this;
  const {
    params,
    $wrapperEl,
    activeIndex
  } = swiper;
  let activeIndexBuffer = activeIndex;

  if (params.loop) {
    activeIndexBuffer -= swiper.loopedSlides;
    swiper.loopDestroy();
    swiper.slides = $wrapperEl.children(`.${params.slideClass}`);
  }

  let newActiveIndex = activeIndexBuffer;
  let indexToRemove;

  if (typeof slidesIndexes === 'object' && 'length' in slidesIndexes) {
    for (let i = 0; i < slidesIndexes.length; i += 1) {
      indexToRemove = slidesIndexes[i];
      if (swiper.slides[indexToRemove]) swiper.slides.eq(indexToRemove).remove();
      if (indexToRemove < newActiveIndex) newActiveIndex -= 1;
    }

    newActiveIndex = Math.max(newActiveIndex, 0);
  } else {
    indexToRemove = slidesIndexes;
    if (swiper.slides[indexToRemove]) swiper.slides.eq(indexToRemove).remove();
    if (indexToRemove < newActiveIndex) newActiveIndex -= 1;
    newActiveIndex = Math.max(newActiveIndex, 0);
  }

  if (params.loop) {
    swiper.loopCreate();
  }

  if (!params.observer) {
    swiper.update();
  }

  if (params.loop) {
    swiper.slideTo(newActiveIndex + swiper.loopedSlides, 0, false);
  } else {
    swiper.slideTo(newActiveIndex, 0, false);
  }
}

function removeAllSlides() {
  const swiper = this;
  const slidesIndexes = [];

  for (let i = 0; i < swiper.slides.length; i += 1) {
    slidesIndexes.push(i);
  }

  swiper.removeSlide(slidesIndexes);
}

function Manipulation({
  swiper
}) {
  Object.assign(swiper, {
    appendSlide: appendSlide.bind(swiper),
    prependSlide: prependSlide.bind(swiper),
    addSlide: addSlide.bind(swiper),
    removeSlide: removeSlide.bind(swiper),
    removeAllSlides: removeAllSlides.bind(swiper)
  });
}

function effectInit(params) {
  const {
    effect,
    swiper,
    on,
    setTranslate,
    setTransition,
    overwriteParams,
    perspective
  } = params;
  on('beforeInit', () => {
    if (swiper.params.effect !== effect) return;
    swiper.classNames.push(`${swiper.params.containerModifierClass}${effect}`);

    if (perspective && perspective()) {
      swiper.classNames.push(`${swiper.params.containerModifierClass}3d`);
    }

    const overwriteParamsResult = overwriteParams ? overwriteParams() : {};
    Object.assign(swiper.params, overwriteParamsResult);
    Object.assign(swiper.originalParams, overwriteParamsResult);
  });
  on('setTranslate', () => {
    if (swiper.params.effect !== effect) return;
    setTranslate();
  });
  on('setTransition', (_s, duration) => {
    if (swiper.params.effect !== effect) return;
    setTransition(duration);
  });
}

function effectTarget(effectParams, $slideEl) {
  if (effectParams.transformEl) {
    return $slideEl.find(effectParams.transformEl).css({
      'backface-visibility': 'hidden',
      '-webkit-backface-visibility': 'hidden'
    });
  }

  return $slideEl;
}

function effectVirtualTransitionEnd({
  swiper,
  duration,
  transformEl,
  allSlides
}) {
  const {
    slides,
    activeIndex,
    $wrapperEl
  } = swiper;

  if (swiper.params.virtualTranslate && duration !== 0) {
    let eventTriggered = false;
    let $transitionEndTarget;

    if (allSlides) {
      $transitionEndTarget = transformEl ? slides.find(transformEl) : slides;
    } else {
      $transitionEndTarget = transformEl ? slides.eq(activeIndex).find(transformEl) : slides.eq(activeIndex);
    }

    $transitionEndTarget.transitionEnd(() => {
      if (eventTriggered) return;
      if (!swiper || swiper.destroyed) return;
      eventTriggered = true;
      swiper.animating = false;
      const triggerEvents = ['webkitTransitionEnd', 'transitionend'];

      for (let i = 0; i < triggerEvents.length; i += 1) {
        $wrapperEl.trigger(triggerEvents[i]);
      }
    });
  }
}

function EffectFade({
  swiper,
  extendParams,
  on
}) {
  extendParams({
    fadeEffect: {
      crossFade: false,
      transformEl: null
    }
  });

  const setTranslate = () => {
    const {
      slides
    } = swiper;
    const params = swiper.params.fadeEffect;

    for (let i = 0; i < slides.length; i += 1) {
      const $slideEl = swiper.slides.eq(i);
      const offset = $slideEl[0].swiperSlideOffset;
      let tx = -offset;
      if (!swiper.params.virtualTranslate) tx -= swiper.translate;
      let ty = 0;

      if (!swiper.isHorizontal()) {
        ty = tx;
        tx = 0;
      }

      const slideOpacity = swiper.params.fadeEffect.crossFade ? Math.max(1 - Math.abs($slideEl[0].progress), 0) : 1 + Math.min(Math.max($slideEl[0].progress, -1), 0);
      const $targetEl = effectTarget(params, $slideEl);
      $targetEl.css({
        opacity: slideOpacity
      }).transform(`translate3d(${tx}px, ${ty}px, 0px)`);
    }
  };

  const setTransition = duration => {
    const {
      transformEl
    } = swiper.params.fadeEffect;
    const $transitionElements = transformEl ? swiper.slides.find(transformEl) : swiper.slides;
    $transitionElements.transition(duration);
    effectVirtualTransitionEnd({
      swiper,
      duration,
      transformEl,
      allSlides: true
    });
  };

  effectInit({
    effect: 'fade',
    swiper,
    on,
    setTranslate,
    setTransition,
    overwriteParams: () => ({
      slidesPerView: 1,
      slidesPerGroup: 1,
      watchSlidesProgress: true,
      spaceBetween: 0,
      virtualTranslate: !swiper.params.cssMode
    })
  });
}

function EffectCube({
  swiper,
  extendParams,
  on
}) {
  extendParams({
    cubeEffect: {
      slideShadows: true,
      shadow: true,
      shadowOffset: 20,
      shadowScale: 0.94
    }
  });

  const setTranslate = () => {
    const {
      $el,
      $wrapperEl,
      slides,
      width: swiperWidth,
      height: swiperHeight,
      rtlTranslate: rtl,
      size: swiperSize,
      browser
    } = swiper;
    const params = swiper.params.cubeEffect;
    const isHorizontal = swiper.isHorizontal();
    const isVirtual = swiper.virtual && swiper.params.virtual.enabled;
    let wrapperRotate = 0;
    let $cubeShadowEl;

    if (params.shadow) {
      if (isHorizontal) {
        $cubeShadowEl = $wrapperEl.find('.swiper-cube-shadow');

        if ($cubeShadowEl.length === 0) {
          $cubeShadowEl = $('<div class="swiper-cube-shadow"></div>');
          $wrapperEl.append($cubeShadowEl);
        }

        $cubeShadowEl.css({
          height: `${swiperWidth}px`
        });
      } else {
        $cubeShadowEl = $el.find('.swiper-cube-shadow');

        if ($cubeShadowEl.length === 0) {
          $cubeShadowEl = $('<div class="swiper-cube-shadow"></div>');
          $el.append($cubeShadowEl);
        }
      }
    }

    for (let i = 0; i < slides.length; i += 1) {
      const $slideEl = slides.eq(i);
      let slideIndex = i;

      if (isVirtual) {
        slideIndex = parseInt($slideEl.attr('data-swiper-slide-index'), 10);
      }

      let slideAngle = slideIndex * 90;
      let round = Math.floor(slideAngle / 360);

      if (rtl) {
        slideAngle = -slideAngle;
        round = Math.floor(-slideAngle / 360);
      }

      const progress = Math.max(Math.min($slideEl[0].progress, 1), -1);
      let tx = 0;
      let ty = 0;
      let tz = 0;

      if (slideIndex % 4 === 0) {
        tx = -round * 4 * swiperSize;
        tz = 0;
      } else if ((slideIndex - 1) % 4 === 0) {
        tx = 0;
        tz = -round * 4 * swiperSize;
      } else if ((slideIndex - 2) % 4 === 0) {
        tx = swiperSize + round * 4 * swiperSize;
        tz = swiperSize;
      } else if ((slideIndex - 3) % 4 === 0) {
        tx = -swiperSize;
        tz = 3 * swiperSize + swiperSize * 4 * round;
      }

      if (rtl) {
        tx = -tx;
      }

      if (!isHorizontal) {
        ty = tx;
        tx = 0;
      }

      const transform = `rotateX(${isHorizontal ? 0 : -slideAngle}deg) rotateY(${isHorizontal ? slideAngle : 0}deg) translate3d(${tx}px, ${ty}px, ${tz}px)`;

      if (progress <= 1 && progress > -1) {
        wrapperRotate = slideIndex * 90 + progress * 90;
        if (rtl) wrapperRotate = -slideIndex * 90 - progress * 90;
      }

      $slideEl.transform(transform);

      if (params.slideShadows) {
        // Set shadows
        let shadowBefore = isHorizontal ? $slideEl.find('.swiper-slide-shadow-left') : $slideEl.find('.swiper-slide-shadow-top');
        let shadowAfter = isHorizontal ? $slideEl.find('.swiper-slide-shadow-right') : $slideEl.find('.swiper-slide-shadow-bottom');

        if (shadowBefore.length === 0) {
          shadowBefore = $(`<div class="swiper-slide-shadow-${isHorizontal ? 'left' : 'top'}"></div>`);
          $slideEl.append(shadowBefore);
        }

        if (shadowAfter.length === 0) {
          shadowAfter = $(`<div class="swiper-slide-shadow-${isHorizontal ? 'right' : 'bottom'}"></div>`);
          $slideEl.append(shadowAfter);
        }

        if (shadowBefore.length) shadowBefore[0].style.opacity = Math.max(-progress, 0);
        if (shadowAfter.length) shadowAfter[0].style.opacity = Math.max(progress, 0);
      }
    }

    $wrapperEl.css({
      '-webkit-transform-origin': `50% 50% -${swiperSize / 2}px`,
      'transform-origin': `50% 50% -${swiperSize / 2}px`
    });

    if (params.shadow) {
      if (isHorizontal) {
        $cubeShadowEl.transform(`translate3d(0px, ${swiperWidth / 2 + params.shadowOffset}px, ${-swiperWidth / 2}px) rotateX(90deg) rotateZ(0deg) scale(${params.shadowScale})`);
      } else {
        const shadowAngle = Math.abs(wrapperRotate) - Math.floor(Math.abs(wrapperRotate) / 90) * 90;
        const multiplier = 1.5 - (Math.sin(shadowAngle * 2 * Math.PI / 360) / 2 + Math.cos(shadowAngle * 2 * Math.PI / 360) / 2);
        const scale1 = params.shadowScale;
        const scale2 = params.shadowScale / multiplier;
        const offset = params.shadowOffset;
        $cubeShadowEl.transform(`scale3d(${scale1}, 1, ${scale2}) translate3d(0px, ${swiperHeight / 2 + offset}px, ${-swiperHeight / 2 / scale2}px) rotateX(-90deg)`);
      }
    }

    const zFactor = browser.isSafari || browser.isWebView ? -swiperSize / 2 : 0;
    $wrapperEl.transform(`translate3d(0px,0,${zFactor}px) rotateX(${swiper.isHorizontal() ? 0 : wrapperRotate}deg) rotateY(${swiper.isHorizontal() ? -wrapperRotate : 0}deg)`);
  };

  const setTransition = duration => {
    const {
      $el,
      slides
    } = swiper;
    slides.transition(duration).find('.swiper-slide-shadow-top, .swiper-slide-shadow-right, .swiper-slide-shadow-bottom, .swiper-slide-shadow-left').transition(duration);

    if (swiper.params.cubeEffect.shadow && !swiper.isHorizontal()) {
      $el.find('.swiper-cube-shadow').transition(duration);
    }
  };

  effectInit({
    effect: 'cube',
    swiper,
    on,
    setTranslate,
    setTransition,
    perspective: () => true,
    overwriteParams: () => ({
      slidesPerView: 1,
      slidesPerGroup: 1,
      watchSlidesProgress: true,
      resistanceRatio: 0,
      spaceBetween: 0,
      centeredSlides: false,
      virtualTranslate: true
    })
  });
}

function createShadow(params, $slideEl, side) {
  const shadowClass = `swiper-slide-shadow${side ? `-${side}` : ''}`;
  const $shadowContainer = params.transformEl ? $slideEl.find(params.transformEl) : $slideEl;
  let $shadowEl = $shadowContainer.children(`.${shadowClass}`);

  if (!$shadowEl.length) {
    $shadowEl = $(`<div class="swiper-slide-shadow${side ? `-${side}` : ''}"></div>`);
    $shadowContainer.append($shadowEl);
  }

  return $shadowEl;
}

function EffectFlip({
  swiper,
  extendParams,
  on
}) {
  extendParams({
    flipEffect: {
      slideShadows: true,
      limitRotation: true,
      transformEl: null
    }
  });

  const setTranslate = () => {
    const {
      slides,
      rtlTranslate: rtl
    } = swiper;
    const params = swiper.params.flipEffect;

    for (let i = 0; i < slides.length; i += 1) {
      const $slideEl = slides.eq(i);
      let progress = $slideEl[0].progress;

      if (swiper.params.flipEffect.limitRotation) {
        progress = Math.max(Math.min($slideEl[0].progress, 1), -1);
      }

      const offset = $slideEl[0].swiperSlideOffset;
      const rotate = -180 * progress;
      let rotateY = rotate;
      let rotateX = 0;
      let tx = swiper.params.cssMode ? -offset - swiper.translate : -offset;
      let ty = 0;

      if (!swiper.isHorizontal()) {
        ty = tx;
        tx = 0;
        rotateX = -rotateY;
        rotateY = 0;
      } else if (rtl) {
        rotateY = -rotateY;
      }

      $slideEl[0].style.zIndex = -Math.abs(Math.round(progress)) + slides.length;

      if (params.slideShadows) {
        // Set shadows
        let shadowBefore = swiper.isHorizontal() ? $slideEl.find('.swiper-slide-shadow-left') : $slideEl.find('.swiper-slide-shadow-top');
        let shadowAfter = swiper.isHorizontal() ? $slideEl.find('.swiper-slide-shadow-right') : $slideEl.find('.swiper-slide-shadow-bottom');

        if (shadowBefore.length === 0) {
          shadowBefore = createShadow(params, $slideEl, swiper.isHorizontal() ? 'left' : 'top');
        }

        if (shadowAfter.length === 0) {
          shadowAfter = createShadow(params, $slideEl, swiper.isHorizontal() ? 'right' : 'bottom');
        }

        if (shadowBefore.length) shadowBefore[0].style.opacity = Math.max(-progress, 0);
        if (shadowAfter.length) shadowAfter[0].style.opacity = Math.max(progress, 0);
      }

      const transform = `translate3d(${tx}px, ${ty}px, 0px) rotateX(${rotateX}deg) rotateY(${rotateY}deg)`;
      const $targetEl = effectTarget(params, $slideEl);
      $targetEl.transform(transform);
    }
  };

  const setTransition = duration => {
    const {
      transformEl
    } = swiper.params.flipEffect;
    const $transitionElements = transformEl ? swiper.slides.find(transformEl) : swiper.slides;
    $transitionElements.transition(duration).find('.swiper-slide-shadow-top, .swiper-slide-shadow-right, .swiper-slide-shadow-bottom, .swiper-slide-shadow-left').transition(duration);
    effectVirtualTransitionEnd({
      swiper,
      duration,
      transformEl
    });
  };

  effectInit({
    effect: 'flip',
    swiper,
    on,
    setTranslate,
    setTransition,
    perspective: () => true,
    overwriteParams: () => ({
      slidesPerView: 1,
      slidesPerGroup: 1,
      watchSlidesProgress: true,
      spaceBetween: 0,
      virtualTranslate: !swiper.params.cssMode
    })
  });
}

function EffectCoverflow({
  swiper,
  extendParams,
  on
}) {
  extendParams({
    coverflowEffect: {
      rotate: 50,
      stretch: 0,
      depth: 100,
      scale: 1,
      modifier: 1,
      slideShadows: true,
      transformEl: null
    }
  });

  const setTranslate = () => {
    const {
      width: swiperWidth,
      height: swiperHeight,
      slides,
      slidesSizesGrid
    } = swiper;
    const params = swiper.params.coverflowEffect;
    const isHorizontal = swiper.isHorizontal();
    const transform = swiper.translate;
    const center = isHorizontal ? -transform + swiperWidth / 2 : -transform + swiperHeight / 2;
    const rotate = isHorizontal ? params.rotate : -params.rotate;
    const translate = params.depth; // Each slide offset from center

    for (let i = 0, length = slides.length; i < length; i += 1) {
      const $slideEl = slides.eq(i);
      const slideSize = slidesSizesGrid[i];
      const slideOffset = $slideEl[0].swiperSlideOffset;
      const offsetMultiplier = (center - slideOffset - slideSize / 2) / slideSize * params.modifier;
      let rotateY = isHorizontal ? rotate * offsetMultiplier : 0;
      let rotateX = isHorizontal ? 0 : rotate * offsetMultiplier; // var rotateZ = 0

      let translateZ = -translate * Math.abs(offsetMultiplier);
      let stretch = params.stretch; // Allow percentage to make a relative stretch for responsive sliders

      if (typeof stretch === 'string' && stretch.indexOf('%') !== -1) {
        stretch = parseFloat(params.stretch) / 100 * slideSize;
      }

      let translateY = isHorizontal ? 0 : stretch * offsetMultiplier;
      let translateX = isHorizontal ? stretch * offsetMultiplier : 0;
      let scale = 1 - (1 - params.scale) * Math.abs(offsetMultiplier); // Fix for ultra small values

      if (Math.abs(translateX) < 0.001) translateX = 0;
      if (Math.abs(translateY) < 0.001) translateY = 0;
      if (Math.abs(translateZ) < 0.001) translateZ = 0;
      if (Math.abs(rotateY) < 0.001) rotateY = 0;
      if (Math.abs(rotateX) < 0.001) rotateX = 0;
      if (Math.abs(scale) < 0.001) scale = 0;
      const slideTransform = `translate3d(${translateX}px,${translateY}px,${translateZ}px)  rotateX(${rotateX}deg) rotateY(${rotateY}deg) scale(${scale})`;
      const $targetEl = effectTarget(params, $slideEl);
      $targetEl.transform(slideTransform);
      $slideEl[0].style.zIndex = -Math.abs(Math.round(offsetMultiplier)) + 1;

      if (params.slideShadows) {
        // Set shadows
        let $shadowBeforeEl = isHorizontal ? $slideEl.find('.swiper-slide-shadow-left') : $slideEl.find('.swiper-slide-shadow-top');
        let $shadowAfterEl = isHorizontal ? $slideEl.find('.swiper-slide-shadow-right') : $slideEl.find('.swiper-slide-shadow-bottom');

        if ($shadowBeforeEl.length === 0) {
          $shadowBeforeEl = createShadow(params, $slideEl, isHorizontal ? 'left' : 'top');
        }

        if ($shadowAfterEl.length === 0) {
          $shadowAfterEl = createShadow(params, $slideEl, isHorizontal ? 'right' : 'bottom');
        }

        if ($shadowBeforeEl.length) $shadowBeforeEl[0].style.opacity = offsetMultiplier > 0 ? offsetMultiplier : 0;
        if ($shadowAfterEl.length) $shadowAfterEl[0].style.opacity = -offsetMultiplier > 0 ? -offsetMultiplier : 0;
      }
    }
  };

  const setTransition = duration => {
    const {
      transformEl
    } = swiper.params.coverflowEffect;
    const $transitionElements = transformEl ? swiper.slides.find(transformEl) : swiper.slides;
    $transitionElements.transition(duration).find('.swiper-slide-shadow-top, .swiper-slide-shadow-right, .swiper-slide-shadow-bottom, .swiper-slide-shadow-left').transition(duration);
  };

  effectInit({
    effect: 'coverflow',
    swiper,
    on,
    setTranslate,
    setTransition,
    perspective: () => true,
    overwriteParams: () => ({
      watchSlidesProgress: true
    })
  });
}

function EffectCreative({
  swiper,
  extendParams,
  on
}) {
  extendParams({
    creativeEffect: {
      transformEl: null,
      limitProgress: 1,
      shadowPerProgress: false,
      progressMultiplier: 1,
      perspective: true,
      prev: {
        translate: [0, 0, 0],
        rotate: [0, 0, 0],
        opacity: 1,
        scale: 1
      },
      next: {
        translate: [0, 0, 0],
        rotate: [0, 0, 0],
        opacity: 1,
        scale: 1
      }
    }
  });

  const getTranslateValue = value => {
    if (typeof value === 'string') return value;
    return `${value}px`;
  };

  const setTranslate = () => {
    const {
      slides,
      $wrapperEl,
      slidesSizesGrid
    } = swiper;
    const params = swiper.params.creativeEffect;
    const {
      progressMultiplier: multiplier
    } = params;
    const isCenteredSlides = swiper.params.centeredSlides;

    if (isCenteredSlides) {
      const margin = slidesSizesGrid[0] / 2 - swiper.params.slidesOffsetBefore || 0;
      $wrapperEl.transform(`translateX(calc(50% - ${margin}px))`);
    }

    for (let i = 0; i < slides.length; i += 1) {
      const $slideEl = slides.eq(i);
      const slideProgress = $slideEl[0].progress;
      const progress = Math.min(Math.max($slideEl[0].progress, -params.limitProgress), params.limitProgress);
      let originalProgress = progress;

      if (!isCenteredSlides) {
        originalProgress = Math.min(Math.max($slideEl[0].originalProgress, -params.limitProgress), params.limitProgress);
      }

      const offset = $slideEl[0].swiperSlideOffset;
      const t = [swiper.params.cssMode ? -offset - swiper.translate : -offset, 0, 0];
      const r = [0, 0, 0];
      let custom = false;

      if (!swiper.isHorizontal()) {
        t[1] = t[0];
        t[0] = 0;
      }

      let data = {
        translate: [0, 0, 0],
        rotate: [0, 0, 0],
        scale: 1,
        opacity: 1
      };

      if (progress < 0) {
        data = params.next;
        custom = true;
      } else if (progress > 0) {
        data = params.prev;
        custom = true;
      } // set translate


      t.forEach((value, index) => {
        t[index] = `calc(${value}px + (${getTranslateValue(data.translate[index])} * ${Math.abs(progress * multiplier)}))`;
      }); // set rotates

      r.forEach((value, index) => {
        r[index] = data.rotate[index] * Math.abs(progress * multiplier);
      });
      $slideEl[0].style.zIndex = -Math.abs(Math.round(slideProgress)) + slides.length;
      const translateString = t.join(', ');
      const rotateString = `rotateX(${r[0]}deg) rotateY(${r[1]}deg) rotateZ(${r[2]}deg)`;
      const scaleString = originalProgress < 0 ? `scale(${1 + (1 - data.scale) * originalProgress * multiplier})` : `scale(${1 - (1 - data.scale) * originalProgress * multiplier})`;
      const opacityString = originalProgress < 0 ? 1 + (1 - data.opacity) * originalProgress * multiplier : 1 - (1 - data.opacity) * originalProgress * multiplier;
      const transform = `translate3d(${translateString}) ${rotateString} ${scaleString}`; // Set shadows

      if (custom && data.shadow || !custom) {
        let $shadowEl = $slideEl.children('.swiper-slide-shadow');

        if ($shadowEl.length === 0 && data.shadow) {
          $shadowEl = createShadow(params, $slideEl);
        }

        if ($shadowEl.length) {
          const shadowOpacity = params.shadowPerProgress ? progress * (1 / params.limitProgress) : progress;
          $shadowEl[0].style.opacity = Math.min(Math.max(Math.abs(shadowOpacity), 0), 1);
        }
      }

      const $targetEl = effectTarget(params, $slideEl);
      $targetEl.transform(transform).css({
        opacity: opacityString
      });

      if (data.origin) {
        $targetEl.css('transform-origin', data.origin);
      }
    }
  };

  const setTransition = duration => {
    const {
      transformEl
    } = swiper.params.creativeEffect;
    const $transitionElements = transformEl ? swiper.slides.find(transformEl) : swiper.slides;
    $transitionElements.transition(duration).find('.swiper-slide-shadow').transition(duration);
    effectVirtualTransitionEnd({
      swiper,
      duration,
      transformEl,
      allSlides: true
    });
  };

  effectInit({
    effect: 'creative',
    swiper,
    on,
    setTranslate,
    setTransition,
    perspective: () => swiper.params.creativeEffect.perspective,
    overwriteParams: () => ({
      watchSlidesProgress: true,
      virtualTranslate: !swiper.params.cssMode
    })
  });
}

function EffectCards({
  swiper,
  extendParams,
  on
}) {
  extendParams({
    cardsEffect: {
      slideShadows: true,
      transformEl: null
    }
  });

  const setTranslate = () => {
    const {
      slides,
      activeIndex
    } = swiper;
    const params = swiper.params.cardsEffect;
    const {
      startTranslate,
      isTouched
    } = swiper.touchEventsData;
    const currentTranslate = swiper.translate;

    for (let i = 0; i < slides.length; i += 1) {
      const $slideEl = slides.eq(i);
      const slideProgress = $slideEl[0].progress;
      const progress = Math.min(Math.max(slideProgress, -4), 4);
      let offset = $slideEl[0].swiperSlideOffset;

      if (swiper.params.centeredSlides && !swiper.params.cssMode) {
        swiper.$wrapperEl.transform(`translateX(${swiper.minTranslate()}px)`);
      }

      if (swiper.params.centeredSlides && swiper.params.cssMode) {
        offset -= slides[0].swiperSlideOffset;
      }

      let tX = swiper.params.cssMode ? -offset - swiper.translate : -offset;
      let tY = 0;
      const tZ = -100 * Math.abs(progress);
      let scale = 1;
      let rotate = -2 * progress;
      let tXAdd = 8 - Math.abs(progress) * 0.75;
      const isSwipeToNext = (i === activeIndex || i === activeIndex - 1) && progress > 0 && progress < 1 && (isTouched || swiper.params.cssMode) && currentTranslate < startTranslate;
      const isSwipeToPrev = (i === activeIndex || i === activeIndex + 1) && progress < 0 && progress > -1 && (isTouched || swiper.params.cssMode) && currentTranslate > startTranslate;

      if (isSwipeToNext || isSwipeToPrev) {
        const subProgress = (1 - Math.abs((Math.abs(progress) - 0.5) / 0.5)) ** 0.5;
        rotate += -28 * progress * subProgress;
        scale += -0.5 * subProgress;
        tXAdd += 96 * subProgress;
        tY = `${-25 * subProgress * Math.abs(progress)}%`;
      }

      if (progress < 0) {
        // next
        tX = `calc(${tX}px + (${tXAdd * Math.abs(progress)}%))`;
      } else if (progress > 0) {
        // prev
        tX = `calc(${tX}px + (-${tXAdd * Math.abs(progress)}%))`;
      } else {
        tX = `${tX}px`;
      }

      if (!swiper.isHorizontal()) {
        const prevY = tY;
        tY = tX;
        tX = prevY;
      }

      const scaleString = progress < 0 ? `${1 + (1 - scale) * progress}` : `${1 - (1 - scale) * progress}`;
      const transform = `
        translate3d(${tX}, ${tY}, ${tZ}px)
        rotateZ(${rotate}deg)
        scale(${scaleString})
      `;

      if (params.slideShadows) {
        // Set shadows
        let $shadowEl = $slideEl.find('.swiper-slide-shadow');

        if ($shadowEl.length === 0) {
          $shadowEl = createShadow(params, $slideEl);
        }

        if ($shadowEl.length) $shadowEl[0].style.opacity = Math.min(Math.max((Math.abs(progress) - 0.5) / 0.5, 0), 1);
      }

      $slideEl[0].style.zIndex = -Math.abs(Math.round(slideProgress)) + slides.length;
      const $targetEl = effectTarget(params, $slideEl);
      $targetEl.transform(transform);
    }
  };

  const setTransition = duration => {
    const {
      transformEl
    } = swiper.params.cardsEffect;
    const $transitionElements = transformEl ? swiper.slides.find(transformEl) : swiper.slides;
    $transitionElements.transition(duration).find('.swiper-slide-shadow').transition(duration);
    effectVirtualTransitionEnd({
      swiper,
      duration,
      transformEl
    });
  };

  effectInit({
    effect: 'cards',
    swiper,
    on,
    setTranslate,
    setTransition,
    perspective: () => true,
    overwriteParams: () => ({
      watchSlidesProgress: true,
      virtualTranslate: !swiper.params.cssMode
    })
  });
}

// Swiper Class
const modules = [Virtual, Keyboard, Mousewheel, Navigation, Pagination, Scrollbar, Parallax, Zoom, Lazy, Controller, A11y, History, HashNavigation, Autoplay, Thumb, freeMode, Grid, Manipulation, EffectFade, EffectCube, EffectFlip, EffectCoverflow, EffectCreative, EffectCards];
Swiper.use(modules);

export { Swiper, Swiper as default };
//# sourceMappingURL=swiper-bundle.esm.browser.js.map