103 lines
3.2 KiB
JavaScript
103 lines
3.2 KiB
JavaScript
'use strict';
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const assert = require('matrix-public-archive-shared/lib/assert');
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const { MS_LOOKUP } = require('matrix-public-archive-shared/lib/reference-values');
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const { ONE_DAY_IN_MS, ONE_HOUR_IN_MS, ONE_MINUTE_IN_MS, ONE_SECOND_IN_MS } = MS_LOOKUP;
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function roundUpTimestampToUtcDay(ts) {
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// A `Date` object will cast just fine to a timestamp integer
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assert(typeof ts === 'number' || ts instanceof Date);
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const dateRountedUp = new Date(Math.ceil(ts / ONE_DAY_IN_MS) * ONE_DAY_IN_MS);
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return dateRountedUp.getTime();
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}
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function roundUpTimestampToUtcHour(ts) {
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// A `Date` object will cast just fine to a timestamp integer
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assert(typeof ts === 'number' || ts instanceof Date);
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const dateRountedUp = new Date(Math.ceil(ts / ONE_HOUR_IN_MS) * ONE_HOUR_IN_MS);
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return dateRountedUp.getTime();
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}
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function roundUpTimestampToUtcMinute(ts) {
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// A `Date` object will cast just fine to a timestamp integer
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assert(typeof ts === 'number' || ts instanceof Date);
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const dateRountedUp = new Date(Math.ceil(ts / ONE_MINUTE_IN_MS) * ONE_MINUTE_IN_MS);
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return dateRountedUp.getTime();
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}
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function roundUpTimestampToUtcSecond(ts) {
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// A `Date` object will cast just fine to a timestamp integer
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assert(typeof ts === 'number' || ts instanceof Date);
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const dateRountedUp = new Date(Math.ceil(ts / ONE_SECOND_IN_MS) * ONE_SECOND_IN_MS);
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return dateRountedUp.getTime();
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}
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// XXX: Should these just be renamed to `roundDownTimestampToUtcDay`?
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function getUtcStartOfDayTs(ts) {
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assert(typeof ts === 'number' || ts instanceof Date);
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const date = new Date(ts);
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return Date.UTC(date.getUTCFullYear(), date.getUTCMonth(), date.getUTCDate());
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}
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function getUtcStartOfHourTs(ts) {
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assert(typeof ts === 'number' || ts instanceof Date);
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const date = new Date(ts);
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return Date.UTC(date.getUTCFullYear(), date.getUTCMonth(), date.getUTCDate(), date.getUTCHours());
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}
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function getUtcStartOfMinuteTs(ts) {
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assert(typeof ts === 'number' || ts instanceof Date);
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const date = new Date(ts);
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return Date.UTC(
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date.getUTCFullYear(),
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date.getUTCMonth(),
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date.getUTCDate(),
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date.getUTCHours(),
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date.getUTCMinutes()
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);
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}
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function getUtcStartOfSecondTs(ts) {
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assert(typeof ts === 'number' || ts instanceof Date);
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const date = new Date(ts);
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return Date.UTC(
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date.getUTCFullYear(),
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date.getUTCMonth(),
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date.getUTCDate(),
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date.getUTCHours(),
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date.getUTCMinutes(),
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date.getUTCSeconds()
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);
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}
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function areTimestampsFromSameUtcDay(aTs, bTs) {
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return getUtcStartOfDayTs(aTs) === getUtcStartOfDayTs(bTs);
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}
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function areTimestampsFromSameUtcHour(aTs, bTs) {
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return getUtcStartOfHourTs(aTs) === getUtcStartOfHourTs(bTs);
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}
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function areTimestampsFromSameUtcMinute(aTs, bTs) {
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return getUtcStartOfMinuteTs(aTs) === getUtcStartOfMinuteTs(bTs);
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}
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function areTimestampsFromSameUtcSecond(aTs, bTs) {
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return getUtcStartOfSecondTs(aTs) === getUtcStartOfSecondTs(bTs);
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}
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module.exports = {
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roundUpTimestampToUtcDay,
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roundUpTimestampToUtcHour,
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roundUpTimestampToUtcMinute,
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roundUpTimestampToUtcSecond,
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getUtcStartOfDayTs,
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getUtcStartOfHourTs,
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getUtcStartOfMinuteTs,
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getUtcStartOfSecondTs,
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areTimestampsFromSameUtcDay,
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areTimestampsFromSameUtcHour,
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areTimestampsFromSameUtcMinute,
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areTimestampsFromSameUtcSecond,
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};
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