69 lines
1.7 KiB
TypeScript
69 lines
1.7 KiB
TypeScript
import dayjs from 'dayjs';
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import utc from 'dayjs/plugin/utc';
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import timezone from 'dayjs/plugin/timezone';
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import advancedFormat from 'dayjs/plugin/advancedFormat';
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import type { DateUnit } from '../../shared';
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dayjs.extend(utc);
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dayjs.extend(timezone);
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dayjs.extend(advancedFormat);
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export type { DateUnit };
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function createDateUnitFn(unit: DateUnit) {
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return {
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diff: (end: dayjs.ConfigType, start: dayjs.ConfigType) =>
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dayjs(end).diff(start, unit),
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add: (date: dayjs.ConfigType, n: number) => dayjs(date).add(n, unit),
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normalize: (date: dayjs.ConfigType) => dayjs(date).startOf(unit),
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};
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}
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export function getDateArray(
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data: { x: string; y: number }[],
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startDate: dayjs.ConfigType,
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endDate: dayjs.ConfigType,
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unit: DateUnit
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) {
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const arr = [];
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const { diff, add, normalize } = createDateUnitFn(unit);
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const n = diff(endDate, startDate) + 1;
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function findData(date: dayjs.Dayjs) {
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const d = data.find(({ x }) => {
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return normalize(dayjs(x)).unix() === date.unix();
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});
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return d?.y || 0;
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}
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for (let i = 0; i < n; i++) {
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const t = normalize(add(startDate, i));
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const y = findData(t);
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arr.push({ x: formatDate(t), y });
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}
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return arr;
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}
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export function formatDate(val: dayjs.ConfigType) {
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return dayjs(val).format('YYYY-MM-DD HH:mm:ss');
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}
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export function formatDateWithUnit(val: dayjs.ConfigType, unit: DateUnit) {
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if (unit === 'minute') {
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return dayjs(val).format('HH:mm');
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} else if (unit === 'hour') {
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return dayjs(val).format('HA');
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} else if (unit === 'day') {
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return dayjs(val).format('MMM DD');
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} else if (unit === 'month') {
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return dayjs(val).format('MMM');
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} else if (unit === 'year') {
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return dayjs(val).format('YYYY');
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}
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return formatDate(val);
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}
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