forked from EVOgeek/Vmeda.Online
69 lines
2.4 KiB
TypeScript
69 lines
2.4 KiB
TypeScript
// (C) Copyright 2015 Martin Dougiamas
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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import { Pipe, PipeTransform } from '@angular/core';
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import { TranslateService } from '@ngx-translate/core';
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import { CoreLoggerProvider } from '@providers/logger';
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import * as moment from 'moment';
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/**
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* Filter to display a date using the day, or the time.
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*
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* This shows a short version of a date. Use this filter when you want
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* the user to visualise when the action was done relatively to today's date.
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*
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* For instance, if the action happened during this day it will display the time,
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* but when the action happened few days ago, it will display the day of the week.
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*
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* The older the date is, the more information about it will be displayed.
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*
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* This filter expects a timestamp NOT including milliseconds.
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*/
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@Pipe({
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name: 'coreDateDayOrTime',
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})
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export class CoreDateDayOrTimePipe implements PipeTransform {
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protected logger;
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constructor(logger: CoreLoggerProvider, private translate: TranslateService) {
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this.logger = logger.getInstance('CoreDateDayOrTimePipe');
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}
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/**
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* Format a timestamp.
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*
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* @param {number|string} timestamp The UNIX timestamp (without milliseconds).
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* @return {string} Formatted time.
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*/
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transform(timestamp: string | number): string {
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if (typeof timestamp == 'string') {
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// Convert the value to a number.
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const numberTimestamp = parseInt(timestamp, 10);
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if (isNaN(numberTimestamp)) {
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this.logger.error('Invalid value received', timestamp);
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return timestamp;
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}
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timestamp = numberTimestamp;
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}
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return moment(timestamp * 1000).calendar(null, {
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sameDay: 'LT',
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lastDay: this.translate.instant('core.dflastweekdate'),
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lastWeek: this.translate.instant('core.dflastweekdate'),
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sameElse: 'L'
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});
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}
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}
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