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import { Component, OnDestroy, OnInit, ViewChild } from '@angular/core'
import { ActivatedRoute } from '@angular/router'
import { VideoChannel } from '@app/shared/video-channel/video-channel.model'
import { VideoChannelService } from '@app/shared/video-channel/video-channel.service'
import { RestExtractor } from '@app/shared'
import { catchError, distinctUntilChanged, map, switchMap } from 'rxjs/operators'
import { Subscription } from 'rxjs'
import { AuthService } from '@app/core'
import { Hotkey, HotkeysService } from 'angular2-hotkeys'
import { SubscribeButtonComponent } from '@app/shared/user-subscription/subscribe-button.component'
import { I18n } from '@ngx-translate/i18n-polyfill'
@Component({
templateUrl: './video-channels.component.html',
styleUrls: [ './video-channels.component.scss' ]
})
export class VideoChannelsComponent implements OnInit, OnDestroy {
@ViewChild('subscribeButton', { static: false }) subscribeButton: SubscribeButtonComponent
videoChannel: VideoChannel
hotkeys: Hotkey[]
private routeSub: Subscription
constructor (
private i18n: I18n,
private route: ActivatedRoute,
private authService: AuthService,
private videoChannelService: VideoChannelService,
private restExtractor: RestExtractor,
private hotkeysService: HotkeysService
) { }
ngOnInit () {
this.routeSub = this.route.params
.pipe(
map(params => params[ 'videoChannelName' ]),
distinctUntilChanged(),
switchMap(videoChannelName => this.videoChannelService.getVideoChannel(videoChannelName)),
catchError(err => this.restExtractor.redirectTo404IfNotFound(err, [ 400, 404 ]))
)
.subscribe(videoChannel => this.videoChannel = videoChannel)
this.hotkeys = [
new Hotkey('S', (event: KeyboardEvent): boolean => {
this.subscribeButton.subscribed ?
this.subscribeButton.unsubscribe() :
this.subscribeButton.subscribe()
return false
}, undefined, this.i18n('Subscribe to the account'))
]
if (this.isUserLoggedIn()) this.hotkeysService.add(this.hotkeys)
}
ngOnDestroy () {
if (this.routeSub) this.routeSub.unsubscribe()
// Unbind hotkeys
if (this.isUserLoggedIn()) this.hotkeysService.remove(this.hotkeys)
}
isUserLoggedIn () {
return this.authService.isLoggedIn()
}
}
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