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Commit | Line | Data |
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9bf9d2a5 | 1 | import { Pipe, PipeTransform } from '@angular/core' |
b1d40cff | 2 | import { I18n } from '@ngx-translate/i18n-polyfill' |
9bf9d2a5 | 3 | |
2bbb3412 | 4 | // Thanks: https://stackoverflow.com/questions/3177836/how-to-format-time-since-xxx-e-g-4-minutes-ago-similar-to-stack-exchange-site |
be447678 | 5 | @Pipe({ name: 'myFromNow' }) |
9bf9d2a5 C |
6 | export class FromNowPipe implements PipeTransform { |
7 | ||
b1d40cff C |
8 | constructor (private i18n: I18n) { } |
9 | ||
2fbe7f19 C |
10 | transform (arg: number | Date | string) { |
11 | const argDate = new Date(arg) | |
12 | const seconds = Math.floor((Date.now() - argDate.getTime()) / 1000) | |
9bf9d2a5 C |
13 | |
14 | let interval = Math.floor(seconds / 31536000) | |
15 | if (interval > 1) { | |
25acef90 | 16 | return this.i18n('{{interval}} years ago', { interval }) |
9bf9d2a5 C |
17 | } |
18 | ||
19 | interval = Math.floor(seconds / 2592000) | |
25acef90 C |
20 | if (interval > 1) return this.i18n('{{interval}} months ago', { interval }) |
21 | if (interval === 1) return this.i18n('{{interval}} month ago', { interval }) | |
9bf9d2a5 C |
22 | |
23 | interval = Math.floor(seconds / 604800) | |
25acef90 C |
24 | if (interval > 1) return this.i18n('{{interval}} weeks ago', { interval }) |
25 | if (interval === 1) return this.i18n('{{interval}} week ago', { interval }) | |
9bf9d2a5 C |
26 | |
27 | interval = Math.floor(seconds / 86400) | |
25acef90 C |
28 | if (interval > 1) return this.i18n('{{interval}} days ago', { interval }) |
29 | if (interval === 1) return this.i18n('{{interval}} day ago', { interval }) | |
9bf9d2a5 C |
30 | |
31 | interval = Math.floor(seconds / 3600) | |
25acef90 C |
32 | if (interval > 1) return this.i18n('{{interval}} hours ago', { interval }) |
33 | if (interval === 1) return this.i18n('{{interval}} hour ago', { interval }) | |
9bf9d2a5 C |
34 | |
35 | interval = Math.floor(seconds / 60) | |
25acef90 | 36 | if (interval >= 1) return this.i18n('{{interval}} min ago', { interval }) |
9bf9d2a5 | 37 | |
ec24796e | 38 | return this.i18n('{{interval}} sec ago', { interval: Math.max(0, seconds) }) |
9bf9d2a5 C |
39 | } |
40 | } |