import { Injectable } from '@angular/core'; import { DatePipe } from '@angular/common'; import { dates } from '@app/shared/i18n/dates'; const intervals = { year: 31536000, month: 2592000, week: 604800, day: 86400, hour: 3600, minute: 60, second: 1 }; const precisionThresholds = { year: 100, month: 18, week: 12, day: 31, hour: 48, minute: 90, second: 90 }; @Injectable({ providedIn: 'root' }) export class TimeService { constructor(private datePipe: DatePipe) {} calculate( time: number, kind: 'plain' | 'since' | 'until' | 'span' | 'before' | 'within', relative: boolean = false, precision: number = 0, minUnit: 'year' | 'month' | 'week' | 'day' | 'hour' | 'minute' | 'second' = 'second', showTooltip: boolean = false, units: string[] = ['year', 'month', 'week', 'day', 'hour', 'minute', 'second'], dateString?: string, lowercaseStart: boolean = false, numUnits: number = 1, fractionDigits: number = 0, ): { text: string, tooltip: string } { if (time == null) { return { text: '', tooltip: '' }; } let seconds: number; let tooltip: string = ''; switch (kind) { case 'since': seconds = Math.floor((+new Date() - +new Date(dateString || time * 1000)) / 1000); tooltip = this.datePipe.transform(new Date(dateString || time * 1000), 'yyyy-MM-dd HH:mm') || ''; break; case 'until': case 'within': seconds = (+new Date(time) - +new Date()) / 1000; tooltip = this.datePipe.transform(new Date(time), 'yyyy-MM-dd HH:mm') || ''; break; default: seconds = Math.floor(time); tooltip = ''; } if (!showTooltip || relative) { tooltip = ''; } if (seconds < 1 && kind === 'span') { return { tooltip, text: $localize`:@@date-base.immediately:Immediately` }; } else if (seconds < 60) { if (relative || kind === 'since') { if (lowercaseStart) { return { tooltip, text: $localize`:@@date-base.just-now:Just now`.charAt(0).toLowerCase() + $localize`:@@date-base.just-now:Just now`.slice(1) }; } return { tooltip, text: $localize`:@@date-base.just-now:Just now` }; } else if (kind === 'until' || kind === 'within') { seconds = 60; } } let counter: number; const result: string[] = []; let usedUnits = 0; for (const [index, unit] of units.entries()) { let precisionUnit = units[Math.min(units.length - 1, index + precision)]; counter = Math.floor(seconds / intervals[unit]); const precisionCounter = Math.round(seconds / intervals[precisionUnit]); if (precisionCounter > precisionThresholds[precisionUnit]) { precisionUnit = unit; } if (units.indexOf(precisionUnit) === units.indexOf(minUnit)) { counter = Math.max(1, counter); } if (counter > 0) { let rounded; const roundFactor = Math.pow(10,fractionDigits || 0); if ((kind === 'until' || kind === 'within') && usedUnits < numUnits) { rounded = Math.floor((seconds / intervals[precisionUnit]) * roundFactor) / roundFactor; } else { rounded = Math.round((seconds / intervals[precisionUnit]) * roundFactor) / roundFactor; } if ((kind !== 'until' && kind !== 'within')|| numUnits === 1) { return { tooltip, text: this.formatTime(kind, precisionUnit, rounded) }; } else { if (!usedUnits) { result.push(this.formatTime(kind, precisionUnit, rounded)); } else { result.push(this.formatTime('', precisionUnit, rounded)); } seconds -= (rounded * intervals[precisionUnit]); usedUnits++; if (usedUnits >= numUnits) { return { tooltip, text: result.join(', ') }; } } } } return { tooltip, text: result.join(', ') }; } private formatTime(kind, unit, number): string { const dateStrings = dates(number); switch (kind) { case 'since': if (number === 1) { switch (unit) { // singular (1 day) case 'year': return $localize`:@@time-since:${dateStrings.i18nYear}:DATE: ago`; break; case 'month': return $localize`:@@time-since:${dateStrings.i18nMonth}:DATE: ago`; break; case 'week': return $localize`:@@time-since:${dateStrings.i18nWeek}:DATE: ago`; break; case 'day': return $localize`:@@time-since:${dateStrings.i18nDay}:DATE: ago`; break; case 'hour': return $localize`:@@time-since:${dateStrings.i18nHour}:DATE: ago`; break; case 'minute': return $localize`:@@time-since:${dateStrings.i18nMinute}:DATE: ago`; break; case 'second': return $localize`:@@time-since:${dateStrings.i18nSecond}:DATE: ago`; break; } } else { switch (unit) { // plural (2 days) case 'year': return $localize`:@@time-since:${dateStrings.i18nYears}:DATE: ago`; break; case 'month': return $localize`:@@time-since:${dateStrings.i18nMonths}:DATE: ago`; break; case 'week': return $localize`:@@time-since:${dateStrings.i18nWeeks}:DATE: ago`; break; case 'day': return $localize`:@@time-since:${dateStrings.i18nDays}:DATE: ago`; break; case 'hour': return $localize`:@@time-since:${dateStrings.i18nHours}:DATE: ago`; break; case 'minute': return $localize`:@@time-since:${dateStrings.i18nMinutes}:DATE: ago`; break; case 'second': return $localize`:@@time-since:${dateStrings.i18nSeconds}:DATE: ago`; break; } } break; case 'until': if (number === 1) { switch (unit) { // singular (In ~1 day) case 'year': return $localize`:@@time-until:In ~${dateStrings.i18nYear}:DATE:`; break; case 'month': return $localize`:@@time-until:In ~${dateStrings.i18nMonth}:DATE:`; break; case 'week': return $localize`:@@time-until:In ~${dateStrings.i18nWeek}:DATE:`; break; case 'day': return $localize`:@@time-until:In ~${dateStrings.i18nDay}:DATE:`; break; case 'hour': return $localize`:@@time-until:In ~${dateStrings.i18nHour}:DATE:`; break; case 'minute': return $localize`:@@time-until:In ~${dateStrings.i18nMinute}:DATE:`; case 'second': return $localize`:@@time-until:In ~${dateStrings.i18nSecond}:DATE:`; } } else { switch (unit) { // plural (In ~2 days) case 'year': return $localize`:@@time-until:In ~${dateStrings.i18nYears}:DATE:`; break; case 'month': return $localize`:@@time-until:In ~${dateStrings.i18nMonths}:DATE:`; break; case 'week': return $localize`:@@time-until:In ~${dateStrings.i18nWeeks}:DATE:`; break; case 'day': return $localize`:@@time-until:In ~${dateStrings.i18nDays}:DATE:`; break; case 'hour': return $localize`:@@time-until:In ~${dateStrings.i18nHours}:DATE:`; break; case 'minute': return $localize`:@@time-until:In ~${dateStrings.i18nMinutes}:DATE:`; break; case 'second': return $localize`:@@time-until:In ~${dateStrings.i18nSeconds}:DATE:`; break; } } break; case 'within': if (number === 1) { switch (unit) { // singular (In ~1 day) case 'year': return $localize`:@@time-within:within ~${dateStrings.i18nYear}:DATE:`; break; case 'month': return $localize`:@@time-within:within ~${dateStrings.i18nMonth}:DATE:`; break; case 'week': return $localize`:@@time-within:within ~${dateStrings.i18nWeek}:DATE:`; break; case 'day': return $localize`:@@time-within:within ~${dateStrings.i18nDay}:DATE:`; break; case 'hour': return $localize`:@@time-within:within ~${dateStrings.i18nHour}:DATE:`; break; case 'minute': return $localize`:@@time-within:within ~${dateStrings.i18nMinute}:DATE:`; case 'second': return $localize`:@@time-within:within ~${dateStrings.i18nSecond}:DATE:`; } } else { switch (unit) { // plural (In ~2 days) case 'year': return $localize`:@@time-within:within ~${dateStrings.i18nYears}:DATE:`; break; case 'month': return $localize`:@@time-within:within ~${dateStrings.i18nMonths}:DATE:`; break; case 'week': return $localize`:@@time-within:within ~${dateStrings.i18nWeeks}:DATE:`; break; case 'day': return $localize`:@@time-within:within ~${dateStrings.i18nDays}:DATE:`; break; case 'hour': return $localize`:@@time-within:within ~${dateStrings.i18nHours}:DATE:`; break; case 'minute': return $localize`:@@time-within:within ~${dateStrings.i18nMinutes}:DATE:`; break; case 'second': return $localize`:@@time-within:within ~${dateStrings.i18nSeconds}:DATE:`; break; } } break; case 'span': if (number === 1) { switch (unit) { // singular (1 day) case 'year': return $localize`:@@time-span:After ${dateStrings.i18nYear}:DATE:`; break; case 'month': return $localize`:@@time-span:After ${dateStrings.i18nMonth}:DATE:`; break; case 'week': return $localize`:@@time-span:After ${dateStrings.i18nWeek}:DATE:`; break; case 'day': return $localize`:@@time-span:After ${dateStrings.i18nDay}:DATE:`; break; case 'hour': return $localize`:@@time-span:After ${dateStrings.i18nHour}:DATE:`; break; case 'minute': return $localize`:@@time-span:After ${dateStrings.i18nMinute}:DATE:`; break; case 'second': return $localize`:@@time-span:After ${dateStrings.i18nSecond}:DATE:`; break; } } else { switch (unit) { // plural (2 days) case 'year': return $localize`:@@time-span:After ${dateStrings.i18nYears}:DATE:`; break; case 'month': return $localize`:@@time-span:After ${dateStrings.i18nMonths}:DATE:`; break; case 'week': return $localize`:@@time-span:After ${dateStrings.i18nWeeks}:DATE:`; break; case 'day': return $localize`:@@time-span:After ${dateStrings.i18nDays}:DATE:`; break; case 'hour': return $localize`:@@time-span:After ${dateStrings.i18nHours}:DATE:`; break; case 'minute': return $localize`:@@time-span:After ${dateStrings.i18nMinutes}:DATE:`; break; case 'second': return $localize`:@@time-span:After ${dateStrings.i18nSeconds}:DATE:`; break; } } break; case 'before': if (number === 1) { switch (unit) { // singular (1 day) case 'year': return $localize`:@@time-before:${dateStrings.i18nYear}:DATE: before`; break; case 'month': return $localize`:@@time-before:${dateStrings.i18nMonth}:DATE: before`; break; case 'week': return $localize`:@@time-before:${dateStrings.i18nWeek}:DATE: before`; break; case 'day': return $localize`:@@time-before:${dateStrings.i18nDay}:DATE: before`; break; case 'hour': return $localize`:@@time-before:${dateStrings.i18nHour}:DATE: before`; break; case 'minute': return $localize`:@@time-before:${dateStrings.i18nMinute}:DATE: before`; break; case 'second': return $localize`:@@time-before:${dateStrings.i18nSecond}:DATE: before`; break; } } else { switch (unit) { // plural (2 days) case 'year': return $localize`:@@time-before:${dateStrings.i18nYears}:DATE: before`; break; case 'month': return $localize`:@@time-before:${dateStrings.i18nMonths}:DATE: before`; break; case 'week': return $localize`:@@time-before:${dateStrings.i18nWeeks}:DATE: before`; break; case 'day': return $localize`:@@time-before:${dateStrings.i18nDays}:DATE: before`; break; case 'hour': return $localize`:@@time-before:${dateStrings.i18nHours}:DATE: before`; break; case 'minute': return $localize`:@@time-before:${dateStrings.i18nMinutes}:DATE: before`; break; case 'second': return $localize`:@@time-before:${dateStrings.i18nSeconds}:DATE: before`; break; } } break; default: if (number === 1) { switch (unit) { // singular (1 day) case 'year': return dateStrings.i18nYear; break; case 'month': return dateStrings.i18nMonth; break; case 'week': return dateStrings.i18nWeek; break; case 'day': return dateStrings.i18nDay; break; case 'hour': return dateStrings.i18nHour; break; case 'minute': return dateStrings.i18nMinute; break; case 'second': return dateStrings.i18nSecond; break; } } else { switch (unit) { // plural (2 days) case 'year': return dateStrings.i18nYears; break; case 'month': return dateStrings.i18nMonths; break; case 'week': return dateStrings.i18nWeeks; break; case 'day': return dateStrings.i18nDays; break; case 'hour': return dateStrings.i18nHours; break; case 'minute': return dateStrings.i18nMinutes; break; case 'second': return dateStrings.i18nSeconds; break; } } } return ''; } }