+ return elements
+ }
+
+ private async loadPlaylist (playlistId: string) {
+ const playlistPromise = this.loadPlaylistInfo(playlistId)
+ const playlistElementsPromise = this.loadPlaylistElements(playlistId)
+
+ let playlistResponse: Response
+ let isResponseOk: boolean
+
+ try {
+ playlistResponse = await playlistPromise
+ isResponseOk = playlistResponse.status === HttpStatusCode.OK_200
+ } catch (err) {
+ console.error(err)
+ isResponseOk = false
+ }
+
+ if (!isResponseOk) {
+ const serverTranslations = await this.translationsPromise
+
+ if (playlistResponse?.status === HttpStatusCode.NOT_FOUND_404) {
+ this.playlistNotFound(serverTranslations)
+ return undefined
+ }
+
+ this.playlistFetchError(serverTranslations)
+ return undefined
+ }
+
+ return { playlistResponse, videosResponse: await playlistElementsPromise }
+ }
+
+ private async loadVideo (videoId: string) {
+ const videoPromise = this.loadVideoInfo(videoId)
+
+ let videoResponse: Response
+ let isResponseOk: boolean
+
+ try {
+ videoResponse = await videoPromise
+ isResponseOk = videoResponse.status === HttpStatusCode.OK_200
+ } catch (err) {
+ console.error(err)
+
+ isResponseOk = false
+ }
+
+ if (!isResponseOk) {
+ const serverTranslations = await this.translationsPromise
+
+ if (videoResponse?.status === HttpStatusCode.NOT_FOUND_404) {
+ this.videoNotFound(serverTranslations)
+ return undefined
+ }
+
+ this.videoFetchError(serverTranslations)
+ return undefined
+ }
+
+ const captionsPromise = this.loadVideoCaptions(videoId)
+
+ return { captionsPromise, videoResponse }
+ }
+
+ private async buildPlaylistManager () {
+ const translations = await this.translationsPromise
+
+ this.player.upnext({
+ timeout: 10000, // 10s
+ headText: peertubeTranslate('Up Next', translations),
+ cancelText: peertubeTranslate('Cancel', translations),
+ suspendedText: peertubeTranslate('Autoplay is suspended', translations),
+ getTitle: () => this.nextVideoTitle(),
+ next: () => this.playNextVideo(),
+ condition: () => !!this.getNextPlaylistElement(),
+ suspended: () => false
+ })
+ }
+
+ private async loadVideoAndBuildPlayer (uuid: string) {
+ const res = await this.loadVideo(uuid)
+ if (res === undefined) return
+
+ return this.buildVideoPlayer(res.videoResponse, res.captionsPromise)
+ }
+
+ private nextVideoTitle () {
+ const next = this.getNextPlaylistElement()
+ if (!next) return ''
+
+ return next.video.name
+ }
+
+ private getNextPlaylistElement (position?: number): VideoPlaylistElement {
+ if (!position) position = this.currentPlaylistElement.position + 1
+
+ if (position > this.playlist.videosLength) {
+ return undefined
+ }
+
+ const next = this.playlistElements.find(e => e.position === position)
+
+ if (!next || !next.video) {
+ return this.getNextPlaylistElement(position + 1)
+ }
+
+ return next
+ }
+
+ private getPreviousPlaylistElement (position?: number): VideoPlaylistElement {
+ if (!position) position = this.currentPlaylistElement.position - 1
+
+ if (position < 1) {
+ return undefined
+ }
+
+ const prev = this.playlistElements.find(e => e.position === position)
+
+ if (!prev || !prev.video) {
+ return this.getNextPlaylistElement(position - 1)
+ }
+
+ return prev
+ }
+
+ private async buildVideoPlayer (videoResponse: Response, captionsPromise: Promise<Response>) {
+ let alreadyHadPlayer = false
+
+ if (this.player) {
+ this.player.dispose()
+ alreadyHadPlayer = true
+ }
+
+ this.playerElement = document.createElement('video')
+ this.playerElement.className = 'video-js vjs-peertube-skin'
+ this.playerElement.setAttribute('playsinline', 'true')
+ this.wrapperElement.appendChild(this.playerElement)
+
+ const videoInfoPromise = videoResponse.json()
+ .then((videoInfo: VideoDetails) => {
+ if (!alreadyHadPlayer) this.loadPlaceholder(videoInfo)
+
+ return videoInfo
+ })
+
+ const [ videoInfoTmp, serverTranslations, captionsResponse, config, PeertubePlayerManagerModule ] = await Promise.all([
+ videoInfoPromise,
+ this.translationsPromise,
+ captionsPromise,
+ this.configPromise,
+ this.PeertubePlayerManagerModulePromise
+ ])
+
+ await this.ensurePluginsAreLoaded(config, serverTranslations)
+
+ const videoInfo: VideoDetails = videoInfoTmp
+
+ const PeertubePlayerManager = PeertubePlayerManagerModule.PeertubePlayerManager
+ const videoCaptions = await this.buildCaptions(serverTranslations, captionsResponse)
+
+ this.loadParams(videoInfo)
+
+ const playlistPlugin = this.currentPlaylistElement
+ ? {
+ elements: this.playlistElements,
+ playlist: this.playlist,
+
+ getCurrentPosition: () => this.currentPlaylistElement.position,
+
+ onItemClicked: (videoPlaylistElement: VideoPlaylistElement) => {
+ this.currentPlaylistElement = videoPlaylistElement
+
+ this.loadVideoAndBuildPlayer(this.currentPlaylistElement.video.uuid)
+ .catch(err => console.error(err))
+ }
+ }
+ : undefined