client/src/app/shared/shared-actor-image/actor-avatar.component.ts

   1 import { Component, Input, OnChanges } from '@angular/core'
   2 import { VideoChannel } from '../shared-main'
   3 import { Account } from '../shared-main/account/account.model'
   4
   5 type ActorInput = {
   6   name: string
   7   avatars: { width: number, url?: string, path: string }[]
   8   url: string
   9 }
  10
  11 export type ActorAvatarSize = '18' | '25' | '28' | '32' | '34' | '35' | '36' | '40' | '48' | '75' | '80' | '100' | '120'
  12
  13 @Component({
  14   selector: 'my-actor-avatar',
  15   styleUrls: [ './actor-avatar.component.scss' ],
  16   templateUrl: './actor-avatar.component.html'
  17 })
  18 export class ActorAvatarComponent implements OnChanges {
  19   private _title: string
  20
  21   @Input() account: ActorInput
  22   @Input() channel: ActorInput
  23
  24   @Input() previewImage: string
  25
  26   @Input() size: ActorAvatarSize
  27
  28   // Use an external link
  29   @Input() href: string
  30   // Use routerLink
  31   @Input() internalHref: string | any[]
  32
  33   @Input() set title (value) {
  34     this._title = value
  35   }
  36
  37   get title () {
  38     if (this._title) return this._title
  39     if (this.account) return $localize`${this.account.name} (account page)`
  40     if (this.channel) return $localize`${this.channel.name} (channel page)`
  41
  42     return ''
  43   }
  44
  45   classes: string[] = []
  46
  47   get alt () {
  48     if (this.account) return $localize`Account avatar`
  49     if (this.channel) return $localize`Channel avatar`
  50
  51     return ''
  52   }
  53
  54   get defaultAvatarUrl () {
  55     if (this.channel) return VideoChannel.GET_DEFAULT_AVATAR_URL(this.getSizeNumber())
  56
  57     return Account.GET_DEFAULT_AVATAR_URL(this.getSizeNumber())
  58   }
  59
  60   get avatarUrl () {
  61     if (this.account) return Account.GET_ACTOR_AVATAR_URL(this.account, this.getSizeNumber())
  62     if (this.channel) return VideoChannel.GET_ACTOR_AVATAR_URL(this.channel, this.getSizeNumber())
  63
  64     return ''
  65   }
  66
  67   get initial () {
  68     const name = this.account?.name
  69     if (!name) return ''
  70
  71     return name.slice(0, 1)
  72   }
  73
  74   ngOnChanges () {
  75     this.classes = [ 'avatar' ]
  76
  77     if (this.size) this.classes.push(`avatar-${this.size}`)
  78
  79     if (this.channel) this.classes.push('channel')
  80     else this.classes.push('account')
  81
  82     if (!this.avatarUrl && this.initial) {
  83       this.classes.push('initial')
  84       this.classes.push(this.getColorTheme())
  85     }
  86   }
  87
  88   hasActor () {
  89     return !!this.account || !!this.channel
  90   }
  91
  92   private getSizeNumber () {
  93     if (this.size) return +this.size
  94
  95     return undefined
  96   }
  97
  98   private getColorTheme () {
  99     const initialLowercase = this.initial.toLowerCase()
 100
 101     // Keep consistency with CSS
 102     const themes = {
 103       '0123456789abc': 'blue',
 104       def: 'green',
 105       ghi: 'purple',
 106       jkl: 'gray',
 107       mno: 'yellow',
 108       pqr: 'orange',
 109       stvu: 'red',
 110       wxyz: 'dark-blue'
 111     }
 112
 113     const theme = Object.keys(themes)
 114                         .find(chars => chars.includes(initialLowercase))
 115
 116     return themes[theme]
 117   }
 118 }