Files
fluxer/packages/date_utils/src/DateComparison.tsx
2026-02-17 12:22:36 +00:00

60 lines
2.5 KiB
TypeScript

/*
* Copyright (C) 2026 Fluxer Contributors
*
* This file is part of Fluxer.
*
* Fluxer is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Fluxer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
*/
import {MS_PER_DAY, MS_PER_HOUR, MS_PER_MINUTE, MS_PER_SECOND} from '@fluxer/date_utils/src/DateConstants';
import {parseDate} from '@fluxer/date_utils/src/DateParsing';
import type {DateInput} from '@fluxer/date_utils/src/DateTypes';
export function isSameDay(date1: DateInput, date2?: DateInput): boolean {
const d1 = parseDate(date1);
const d2 = date2 != null ? parseDate(date2) : new Date();
return d1.getFullYear() === d2.getFullYear() && d1.getMonth() === d2.getMonth() && d1.getDate() === d2.getDate();
}
export function isYesterday(date: DateInput, now?: Date): boolean {
const nowDate = now ?? new Date();
const yesterday = new Date(nowDate);
yesterday.setDate(yesterday.getDate() - 1);
return isSameDay(date, yesterday);
}
export function getDaysBetween(date1: DateInput, date2: DateInput): number {
const d1 = parseDate(date1);
const d2 = parseDate(date2);
const d1Start = new Date(d1.getFullYear(), d1.getMonth(), d1.getDate());
const d2Start = new Date(d2.getFullYear(), d2.getMonth(), d2.getDate());
return Math.round((d1Start.getTime() - d2Start.getTime()) / MS_PER_DAY);
}
export function getDaysDiff(date1: DateInput, date2: DateInput): number {
return Math.floor((parseDate(date1).getTime() - parseDate(date2).getTime()) / MS_PER_DAY);
}
export function getHoursDiff(date1: DateInput, date2: DateInput): number {
return Math.floor((parseDate(date1).getTime() - parseDate(date2).getTime()) / MS_PER_HOUR);
}
export function getMinutesDiff(date1: DateInput, date2: DateInput): number {
return Math.floor((parseDate(date1).getTime() - parseDate(date2).getTime()) / MS_PER_MINUTE);
}
export function getSecondsDiff(date1: DateInput, date2: DateInput): number {
return Math.floor((parseDate(date1).getTime() - parseDate(date2).getTime()) / MS_PER_SECOND);
}