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import { map, switchMap } from 'rxjs/operators'
import { Component, HostListener, OnInit } from '@angular/core'
import { ActivatedRoute, Router } from '@angular/router'
import { Notifier } from '@app/core'
import { FormReactive, FormValidatorService } from '@app/shared/shared-forms'
import { VideoCaptionEdit, VideoCaptionService, VideoDetails, VideoEdit, VideoService } from '@app/shared/shared-main'
import { LoadingBarService } from '@ngx-loading-bar/core'
import { I18n } from '@ngx-translate/i18n-polyfill'
import { VideoPrivacy } from '@shared/models'
@Component({
selector: 'my-videos-update',
styleUrls: [ './shared/video-edit.component.scss' ],
templateUrl: './video-update.component.html'
})
export class VideoUpdateComponent extends FormReactive implements OnInit {
video: VideoEdit
isUpdatingVideo = false
userVideoChannels: { id: number, label: string, support: string }[] = []
schedulePublicationPossible = false
videoCaptions: VideoCaptionEdit[] = []
waitTranscodingEnabled = true
private updateDone = false
constructor (
protected formValidatorService: FormValidatorService,
private route: ActivatedRoute,
private router: Router,
private notifier: Notifier,
private videoService: VideoService,
private loadingBar: LoadingBarService,
private videoCaptionService: VideoCaptionService,
private i18n: I18n
) {
super()
}
ngOnInit () {
this.buildForm({})
this.route.data
.pipe(map(data => data.videoData))
.subscribe(({ video, videoChannels, videoCaptions }) => {
this.video = new VideoEdit(video)
this.userVideoChannels = videoChannels
this.videoCaptions = videoCaptions
this.schedulePublicationPossible = this.video.privacy === VideoPrivacy.PRIVATE
const videoFiles = (video as VideoDetails).getFiles()
if (videoFiles.length > 1) { // Already transcoded
this.waitTranscodingEnabled = false
}
// FIXME: Angular does not detect the change inside this subscription, so use the patched setTimeout
setTimeout(() => this.hydrateFormFromVideo())
},
err => {
console.error(err)
this.notifier.error(err.message)
}
)
}
@HostListener('window:beforeunload', [ '$event' ])
onUnload (event: any) {
const { text, canDeactivate } = this.canDeactivate()
if (canDeactivate) return
event.returnValue = text
return text
}
canDeactivate (): { canDeactivate: boolean, text?: string } {
if (this.updateDone === true) return { canDeactivate: true }
const text = this.i18n('You have unsaved changes! If you leave, your changes will be lost.')
for (const caption of this.videoCaptions) {
if (caption.action) return { canDeactivate: false, text }
}
return { canDeactivate: this.formChanged === false, text }
}
checkForm () {
this.forceCheck()
return this.form.valid
}
update () {
if (this.checkForm() === false
|| this.isUpdatingVideo === true) {
return
}
this.video.patch(this.form.value)
this.loadingBar.start()
this.isUpdatingVideo = true
// Update the video
this.videoService.updateVideo(this.video)
.pipe(
// Then update captions
switchMap(() => this.videoCaptionService.updateCaptions(this.video.id, this.videoCaptions))
)
.subscribe(
() => {
this.updateDone = true
this.isUpdatingVideo = false
this.loadingBar.complete()
this.notifier.success(this.i18n('Video updated.'))
this.router.navigate([ '/videos/watch', this.video.uuid ])
},
err => {
this.loadingBar.complete()
this.isUpdatingVideo = false
this.notifier.error(err.message)
console.error(err)
}
)
}
private hydrateFormFromVideo () {
this.form.patchValue(this.video.toFormPatch())
const objects = [
{
url: 'thumbnailUrl',
name: 'thumbnailfile'
},
{
url: 'previewUrl',
name: 'previewfile'
}
]
for (const obj of objects) {
fetch(this.video[obj.url])
.then(response => response.blob())
.then(data => {
this.form.patchValue({
[ obj.name ]: data
})
})
}
}
}
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