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import { Component, Input, OnChanges, OnInit } from '@angular/core'
import { VideoChannel } from '../shared-main'
import { Account } from '../shared-main/account/account.model'
type ActorInput = {
name: string
avatars: { width: number, url?: string, path: string }[]
url: string
}
export type ActorAvatarSize = '18' | '25' | '28' | '32' | '34' | '35' | '36' | '40' | '48' | '75' | '80' | '100' | '120'
@Component({
selector: 'my-actor-avatar',
styleUrls: [ './actor-avatar.component.scss' ],
templateUrl: './actor-avatar.component.html'
})
export class ActorAvatarComponent implements OnInit, OnChanges {
private _title: string
@Input() actor: ActorInput
@Input() actorType: 'channel' | 'account' | 'unlogged'
@Input() previewImage: string
@Input() size: ActorAvatarSize
// Use an external link
@Input() href: string
// Use routerLink
@Input() internalHref: string | any[]
@Input() set title (value) {
this._title = value
}
get title () {
if (this._title) return this._title
if (this.isAccount()) return $localize`${this.actor.name} (account page)`
if (this.isChannel()) return $localize`${this.actor.name} (channel page)`
return ''
}
classes: string[] = []
alt: string
defaultAvatarUrl: string
avatarUrl: string
ngOnInit () {
this.buildDefaultAvatarUrl()
this.buildClasses()
this.buildAlt()
this.buildAvatarUrl()
}
ngOnChanges () {
this.buildClasses()
this.buildAlt()
this.buildAvatarUrl()
}
private buildClasses () {
this.classes = [ 'avatar' ]
if (this.size) {
this.classes.push(`avatar-${this.size}`)
}
if (this.isChannel()) {
this.classes.push('channel')
} else {
this.classes.push('account')
}
// No avatar, use actor name initial
if (this.displayActorInitial()) {
this.classes.push('initial')
this.classes.push(this.getColorTheme())
}
}
private buildAlt () {
if (this.isAccount()) this.alt = $localize`Account avatar`
else if (this.isChannel()) this.alt = $localize`Channel avatar`
else this.alt = ''
}
private buildDefaultAvatarUrl () {
this.defaultAvatarUrl = this.isChannel()
? VideoChannel.GET_DEFAULT_AVATAR_URL(this.getSizeNumber())
: Account.GET_DEFAULT_AVATAR_URL(this.getSizeNumber())
}
private buildAvatarUrl () {
if (!this.actor) {
this.avatarUrl = ''
return
}
if (this.isAccount()) {
this.avatarUrl = Account.GET_ACTOR_AVATAR_URL(this.actor, this.getSizeNumber())
return
}
if (this.isChannel()) {
this.avatarUrl = VideoChannel.GET_ACTOR_AVATAR_URL(this.actor, this.getSizeNumber())
return
}
this.avatarUrl = ''
}
displayImage () {
if (this.actorType === 'unlogged') return true
return !!(this.actor && this.avatarUrl)
}
displayActorInitial () {
return this.actor && !this.avatarUrl
}
displayPlaceholder () {
return this.actorType !== 'unlogged' && !this.actor
}
getActorInitial () {
const name = this.actor?.name
if (!name) return ''
return name.slice(0, 1)
}
private isAccount () {
return this.actorType === 'account'
}
private isChannel () {
return this.actorType === 'channel'
}
private getSizeNumber () {
if (this.size) return +this.size
return undefined
}
private getColorTheme () {
const initialLowercase = this.getActorInitial().toLowerCase()
// Keep consistency with CSS
const themes = {
'0123456789abc': 'blue',
def: 'green',
ghi: 'purple',
jkl: 'gray',
mno: 'yellow',
pqr: 'orange',
stvu: 'red',
wxyz: 'dark-blue'
}
const theme = Object.keys(themes)
.find(chars => chars.includes(initialLowercase))
return themes[theme] || 'blue'
}
}
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