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- import moment from 'moment';
- import {getFormat} from 'sentry/utils/dates';
- import {TimeWindow, TimeWindowOptions} from './types';
- // Stores the elapsed minutes for each selectable resolution
- export const resolutionElapsedMinutes: Record<TimeWindow, number> = {
- '1h': 60,
- '24h': 60 * 24,
- '7d': 60 * 24 * 7,
- '30d': 60 * 24 * 30,
- };
- export function getStartFromTimeWindow(end: Date, timeWindow: TimeWindow): Date {
- const start = moment(end).subtract(resolutionElapsedMinutes[timeWindow], 'minute');
- return start.toDate();
- }
- // The pixels to allocate to each time label based on (MMM DD HH:SS AM/PM)
- const TIMELABEL_WIDTH = 100;
- export function getConfigFromTimeRange(
- start: Date,
- end: Date,
- timelineWidth: number
- ): TimeWindowOptions {
- // Acceptable intervals between time labels, in minutes
- const minuteRanges = [1, 10, 30, 60, 4 * 60, 8 * 60, 12 * 60];
- const startEndMinutes = (end.getTime() - start.getTime()) / (1000 * 60);
- const timeLabelMinutes = startEndMinutes * (TIMELABEL_WIDTH / timelineWidth);
- const subMinutePxBuckets = startEndMinutes < timelineWidth;
- for (const minutes of minuteRanges) {
- if (minutes >= Math.floor(timeLabelMinutes)) {
- return {
- dateLabelFormat: getFormat({timeOnly: true, seconds: subMinutePxBuckets}),
- elapsedMinutes: startEndMinutes,
- timeMarkerInterval: minutes,
- dateTimeProps: {timeOnly: true},
- };
- }
- }
- // Calculate days between each time label interval for larger time ranges
- const timeLabelIntervalDays = Math.ceil(timeLabelMinutes / (60 * 24));
- return {
- dateLabelFormat: getFormat(),
- elapsedMinutes: startEndMinutes,
- timeMarkerInterval: timeLabelIntervalDays * 60 * 24,
- dateTimeProps: {dateOnly: true},
- };
- }
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