import {Component} from 'react';
import styled from '@emotion/styled';

import FieldFromConfig from 'sentry/components/forms/fieldFromConfig';
import {Panel, PanelBody, PanelHeader} from 'sentry/components/panels';
import {IconChevron} from 'sentry/icons';
import {Scope} from 'sentry/types';
import {sanitizeQuerySelector} from 'sentry/utils/sanitizeQuerySelector';

import {FieldObject, JsonFormObject} from './type';

type DefaultProps = {
  additionalFieldProps: {[key: string]: any};
};

type Props = DefaultProps & {
  /**
   * List of fields to render
   */
  fields: FieldObject[];

  access?: Set<Scope>;

  /** Can the PanelBody be hidden with a click? */
  collapsible?: boolean;
  /**
   * Disables the entire form
   */
  disabled?: boolean;

  features?: Record<string, any>;

  /**
   * The name of the field that should be highlighted
   */
  highlighted?: string;

  /**
   * Renders inside of PanelBody before PanelBody close
   */
  renderFooter?: (arg: JsonFormObject) => React.ReactNode;

  /**
   * Renders inside of PanelBody at the start
   */
  renderHeader?: (arg: JsonFormObject) => React.ReactNode;

  /**
   * Panel title
   */
  title?: React.ReactNode;
};

type State = {
  collapsed: boolean;
};

export default class FormPanel extends Component<Props, State> {
  static defaultProps: DefaultProps = {
    additionalFieldProps: {},
  };

  state: State = {
    collapsed: false,
  };

  handleToggleEvents = () => {
    const {collapsed} = this.state;

    this.setState({collapsed: !collapsed});
  };

  render() {
    const {
      title,
      fields,
      access,
      disabled,
      additionalFieldProps,
      renderFooter,
      renderHeader,
      collapsible,
      ...otherProps
    } = this.props;
    const {collapsed} = this.state;

    return (
      <Panel id={typeof title === 'string' ? sanitizeQuerySelector(title) : undefined}>
        {title && (
          <PanelHeader>
            {title}
            {collapsible && (
              <Collapse onClick={this.handleToggleEvents}>
                <IconChevron direction={collapsed ? 'down' : 'up'} size="xs" />
              </Collapse>
            )}
          </PanelHeader>
        )}
        {!collapsed && (
          <PanelBody>
            {typeof renderHeader === 'function' && renderHeader({title, fields})}

            {fields.map(field => {
              if (typeof field === 'function') {
                return field();
              }

              const {defaultValue: _, ...fieldWithoutDefaultValue} = field;

              // Allow the form panel disabled prop to override the fields
              // disabled prop, with fallback to the fields disabled state.
              if (disabled === true) {
                fieldWithoutDefaultValue.disabled = true;
                fieldWithoutDefaultValue.disabledReason = undefined;
              }

              return (
                <FieldFromConfig
                  access={access}
                  disabled={disabled}
                  key={field.name}
                  {...otherProps}
                  {...additionalFieldProps}
                  field={fieldWithoutDefaultValue}
                  highlighted={this.props.highlighted === `#${field.name}`}
                />
              );
            })}
            {typeof renderFooter === 'function' && renderFooter({title, fields})}
          </PanelBody>
        )}
      </Panel>
    );
  }
}

const Collapse = styled('span')`
  cursor: pointer;
`;