1 import { Pipe, PipeTransform } from '@angular/core'
3 // Thanks: https://stackoverflow.com/questions/3177836/how-to-format-time-since-xxx-e-g-4-minutes-ago-similar-to-stack-exchange-site
4 @Pipe({ name: 'myFromNow' })
5 export class FromNowPipe implements PipeTransform {
7 transform (arg: number | Date | string) {
8 const argDate = new Date(arg)
9 const seconds = Math.floor((Date.now() - argDate.getTime()) / 1000)
11 let interval = Math.round(seconds / 31536000)
12 if (interval > 1) return $localize`${interval} years ago`
13 if (interval === 1) return $localize`${interval} year ago`
15 interval = Math.round(seconds / 2592000)
16 if (interval > 1) return $localize`${interval} months ago`
17 if (interval === 1) return $localize`${interval} month ago`
19 interval = Math.round(seconds / 604800)
20 if (interval > 1) return $localize`${interval} weeks ago`
21 if (interval === 1) return $localize`${interval} week ago`
23 interval = Math.round(seconds / 86400)
24 if (interval > 1) return $localize`${interval} days ago`
25 if (interval === 1) return $localize`${interval} day ago`
27 interval = Math.round(seconds / 3600)
28 if (interval > 1) return $localize`${interval} hours ago`
29 if (interval === 1) return $localize`${interval} hour ago`
31 interval = Math.round(seconds / 60)
32 if (interval >= 1) return $localize`${interval} min ago`
34 return $localize`just now`