73 lines
2.1 KiB
JavaScript
73 lines
2.1 KiB
JavaScript
import dayjs from 'dayjs';
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import utc from 'dayjs/plugin/utc.js';
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import {getCurrentLocale} from '../utils.js';
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dayjs.extend(utc);
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/**
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* Returns an array of millisecond-timestamps of start-of-week days (Sundays)
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*
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* @param startConfig The start date. Can take any type that `Date` accepts.
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* @param endConfig The end date. Can take any type that `Date` accepts.
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*/
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export function startDaysBetween(startDate, endDate) {
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const start = dayjs.utc(startDate);
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const end = dayjs.utc(endDate);
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let current = start;
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// Ensure the start date is a Sunday
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while (current.day() !== 0) {
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current = current.add(1, 'day');
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}
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const startDays = [];
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while (current.isBefore(end)) {
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startDays.push(current.valueOf());
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current = current.add(1, 'week');
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}
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return startDays;
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}
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export function firstStartDateAfterDate(inputDate) {
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if (!(inputDate instanceof Date)) {
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throw new Error('Invalid date');
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}
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const dayOfWeek = inputDate.getUTCDay();
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const daysUntilSunday = 7 - dayOfWeek;
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const resultDate = new Date(inputDate.getTime());
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resultDate.setUTCDate(resultDate.getUTCDate() + daysUntilSunday);
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return resultDate.valueOf();
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}
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export function fillEmptyStartDaysWithZeroes(startDays, data) {
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const result = {};
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for (const startDay of startDays) {
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result[startDay] = data[startDay] || {'week': startDay, 'additions': 0, 'deletions': 0, 'commits': 0};
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}
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return Object.values(result);
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}
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let dateFormat;
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// format a Date object to document's locale, but with 24h format from user's current locale because this
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// option is a personal preference of the user, not something that the document's locale should dictate.
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export function formatDatetime(date) {
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if (!dateFormat) {
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// TODO: replace `hour12` with `Intl.Locale.prototype.getHourCycles` once there is broad browser support
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dateFormat = new Intl.DateTimeFormat(getCurrentLocale(), {
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day: 'numeric',
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month: 'short',
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year: 'numeric',
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hour: 'numeric',
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hour12: !Number.isInteger(Number(new Intl.DateTimeFormat([], {hour: 'numeric'}).format())),
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minute: '2-digit',
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timeZoneName: 'short',
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});
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}
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return dateFormat.format(date);
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}
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