ng-devui
Version:
DevUI components based on Angular
95 lines • 17 kB
JavaScript
import { Pipe } from '@angular/core';
import { I18nService } from 'ng-devui/i18n';
import * as datefns from 'date-fns';
import { Subject, of } from 'rxjs';
import { map, takeUntil } from 'rxjs/operators';
import * as i0 from "@angular/core";
import * as i1 from "ng-devui/i18n";
export class RelativeTimePipe {
constructor(i18n) {
this.i18n = i18n;
this._destroyed$ = new Subject();
}
transform(value, limit, compareDate, weekStartsOn = 1) {
if (!value) {
return of('');
}
const threshold = {
month: 3, // at least 3 months using year.
week: 4, // at least 4 weeks using month.
day: 6, // at least 6 days using weeks.
hour: 6, // at least 6 hours using day.
minute: 59, // at least 59 minutes using hour.
second: 59, // at least 59 seconds using minute.
};
if (!datefns.isDate(value)) {
value = new Date(value);
}
const now = compareDate ? new Date(compareDate) : Date.now();
const startOfYearForTarget = datefns.startOfYear(value);
const startOfYearForToday = datefns.startOfYear(now);
const diffYears = datefns.differenceInYears(startOfYearForToday, startOfYearForTarget);
const absDiffYears = Math.abs(diffYears);
const startOfMonthForTarget = datefns.startOfMonth(value);
const startOfMonthForToday = datefns.startOfMonth(now);
const diffMonths = datefns.differenceInMonths(startOfMonthForToday, startOfMonthForTarget);
const absDiffMonths = Math.abs(diffMonths);
const startOfWeekForTarget = datefns.startOfWeek(value, { weekStartsOn });
const startOfWeekForToday = datefns.startOfWeek(now, { weekStartsOn });
const diffWeeks = datefns.differenceInWeeks(startOfWeekForToday, startOfWeekForTarget);
const absDiffWeeks = Math.abs(diffWeeks);
const startOfDayForTarget = datefns.startOfDay(value);
const startOfDayForToday = datefns.startOfDay(now);
const diffDays = datefns.differenceInDays(startOfDayForToday, startOfDayForTarget);
const absDiffDays = Math.abs(diffDays);
const diffHours = datefns.differenceInHours(now, value);
const absDiffHours = Math.abs(diffHours);
const diffMinutes = datefns.differenceInMinutes(now, value);
const absDiffMinutes = Math.abs(diffMinutes);
const diffSeconds = datefns.differenceInSeconds(now, value);
const absDiffSeconds = Math.abs(diffSeconds);
return this.i18n.langChange().pipe(map((data) => {
if (absDiffSeconds > limit) {
return new Date(value);
}
const i18nCommonText = data.relativeTime;
if (absDiffYears > 0 && absDiffMonths > threshold.month) {
return diffYears > 0 ? i18nCommonText.yearsAgo(absDiffYears) : i18nCommonText.yearsLater(absDiffYears);
}
else if (absDiffMonths > 0 && absDiffWeeks >= threshold.week) {
return diffMonths > 0 ? i18nCommonText.monthsAgo(absDiffMonths) : i18nCommonText.monthsLater(absDiffMonths);
}
else if (absDiffWeeks > 0 && absDiffDays > threshold.day) {
return diffWeeks > 0 ? i18nCommonText.weeksAgo(absDiffWeeks) : i18nCommonText.weeksLater(absDiffWeeks);
}
else if (absDiffDays > 0 && absDiffHours > threshold.hour) {
return diffDays > 0 ? i18nCommonText.daysAgo(absDiffDays) : i18nCommonText.daysLater(absDiffDays);
}
else if (absDiffHours > 0 && absDiffMinutes > threshold.minute) {
return diffHours > 0 ? i18nCommonText.hoursAgo(absDiffHours) : i18nCommonText.hoursLater(absDiffHours);
}
else if (absDiffMinutes > 0 && absDiffSeconds > threshold.second) {
return diffMinutes > 0 ? i18nCommonText.minutesAgo(absDiffMinutes) : i18nCommonText.minutesLater(absDiffMinutes);
}
else if (diffSeconds || diffSeconds === 0) {
return diffSeconds >= 0 ? i18nCommonText.justnow : i18nCommonText.later;
}
else {
return '';
}
}), takeUntil(this._destroyed$));
}
ngOnDestroy() {
this._destroyed$.next();
this._destroyed$.complete();
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "18.2.13", ngImport: i0, type: RelativeTimePipe, deps: [{ token: i1.I18nService }], target: i0.ɵɵFactoryTarget.Pipe }); }
static { this.ɵpipe = i0.ɵɵngDeclarePipe({ minVersion: "14.0.0", version: "18.2.13", ngImport: i0, type: RelativeTimePipe, name: "dRelativeTime" }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "18.2.13", ngImport: i0, type: RelativeTimePipe, decorators: [{
type: Pipe,
args: [{
name: 'dRelativeTime',
}]
}], ctorParameters: () => [{ type: i1.I18nService }] });
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{ OnDestroy, Pipe, PipeTransform } from '@angular/core';\r\nimport { I18nService } from 'ng-devui/i18n';\r\nimport * as datefns from 'date-fns';\r\nimport { Observable, Subject, of } from 'rxjs';\r\nimport { map, takeUntil } from 'rxjs/operators';\r\n\r\n@Pipe({\r\n  name: 'dRelativeTime',\r\n})\r\nexport class RelativeTimePipe implements PipeTransform, OnDestroy {\r\n  private _destroyed$ = new Subject<void>();\r\n  constructor(private i18n: I18nService) {}\r\n\r\n  transform(\r\n    value: string | number | Date,\r\n    limit: number,\r\n    compareDate?: string | number | Date,\r\n    weekStartsOn: 0 | 1 | 2 | 3 | 4 | 6 | 5 = 1\r\n  ): Observable<string | number | Date> {\r\n    if (!value) {\r\n      return of('');\r\n    }\r\n    const threshold = {\r\n      month: 3, // at least 3 months using year.\r\n      week: 4, // at least 4 weeks using month.\r\n      day: 6, // at least 6 days using weeks.\r\n      hour: 6, // at least 6 hours using day.\r\n      minute: 59, // at least 59 minutes using hour.\r\n      second: 59, // at least 59 seconds using minute.\r\n    };\r\n\r\n    if (!datefns.isDate(value)) {\r\n      value = new Date(value);\r\n    }\r\n\r\n    const now = compareDate ? new Date(compareDate) : Date.now();\r\n\r\n    const startOfYearForTarget = datefns.startOfYear(<Date>value);\r\n    const startOfYearForToday = datefns.startOfYear(now);\r\n    const diffYears = datefns.differenceInYears(startOfYearForToday, startOfYearForTarget);\r\n    const absDiffYears = Math.abs(diffYears);\r\n\r\n    const startOfMonthForTarget = datefns.startOfMonth(<Date>value);\r\n    const startOfMonthForToday = datefns.startOfMonth(now);\r\n    const diffMonths = datefns.differenceInMonths(startOfMonthForToday, startOfMonthForTarget);\r\n    const absDiffMonths = Math.abs(diffMonths);\r\n\r\n    const startOfWeekForTarget = datefns.startOfWeek(<Date>value, { weekStartsOn });\r\n    const startOfWeekForToday = datefns.startOfWeek(now, { weekStartsOn });\r\n    const diffWeeks = datefns.differenceInWeeks(startOfWeekForToday, startOfWeekForTarget);\r\n    const absDiffWeeks = Math.abs(diffWeeks);\r\n\r\n    const startOfDayForTarget = datefns.startOfDay(<Date>value);\r\n    const startOfDayForToday = datefns.startOfDay(now);\r\n    const diffDays = datefns.differenceInDays(startOfDayForToday, startOfDayForTarget);\r\n    const absDiffDays = Math.abs(diffDays);\r\n\r\n    const diffHours = datefns.differenceInHours(now, <Date>value);\r\n    const absDiffHours = Math.abs(diffHours);\r\n\r\n    const diffMinutes = datefns.differenceInMinutes(now, <Date>value);\r\n    const absDiffMinutes = Math.abs(diffMinutes);\r\n\r\n    const diffSeconds = datefns.differenceInSeconds(now, <Date>value);\r\n    const absDiffSeconds = Math.abs(diffSeconds);\r\n\r\n    return this.i18n.langChange().pipe(\r\n      map((data) => {\r\n        if (absDiffSeconds > limit) {\r\n          return new Date(value);\r\n        }\r\n        const i18nCommonText = data.relativeTime;\r\n        if (absDiffYears > 0 && absDiffMonths > threshold.month) {\r\n          return diffYears > 0 ? i18nCommonText.yearsAgo(absDiffYears) : i18nCommonText.yearsLater(absDiffYears);\r\n        } else if (absDiffMonths > 0 && absDiffWeeks >= threshold.week) {\r\n          return diffMonths > 0 ? i18nCommonText.monthsAgo(absDiffMonths) : i18nCommonText.monthsLater(absDiffMonths);\r\n        } else if (absDiffWeeks > 0 && absDiffDays > threshold.day) {\r\n          return diffWeeks > 0 ? i18nCommonText.weeksAgo(absDiffWeeks) : i18nCommonText.weeksLater(absDiffWeeks);\r\n        } else if (absDiffDays > 0 && absDiffHours > threshold.hour) {\r\n          return diffDays > 0 ? i18nCommonText.daysAgo(absDiffDays) : i18nCommonText.daysLater(absDiffDays);\r\n        } else if (absDiffHours > 0 && absDiffMinutes > threshold.minute) {\r\n          return diffHours > 0 ? i18nCommonText.hoursAgo(absDiffHours) : i18nCommonText.hoursLater(absDiffHours);\r\n        } else if (absDiffMinutes > 0 && absDiffSeconds > threshold.second) {\r\n          return diffMinutes > 0 ? i18nCommonText.minutesAgo(absDiffMinutes) : i18nCommonText.minutesLater(absDiffMinutes);\r\n        } else if (diffSeconds || diffSeconds === 0) {\r\n          return diffSeconds >= 0 ? i18nCommonText.justnow : i18nCommonText.later;\r\n        } else {\r\n          return '';\r\n        }\r\n      }),\r\n      takeUntil(this._destroyed$)\r\n    );\r\n  }\r\n\r\n  ngOnDestroy() {\r\n    this._destroyed$.next();\r\n    this._destroyed$.complete();\r\n  }\r\n}\r\n"]}