+import { peertubeTranslate, ResultList, VideoDetails } from '../../../../shared'
+import { PeerTubeResolution } from '../player/definitions'
+import { VideoJSCaption } from '../../assets/player/peertube-videojs-typings'
+import { VideoCaption } from '../../../../shared/models/videos/caption/video-caption.model'
+import {
+ P2PMediaLoaderOptions,
+ PeertubePlayerManager,
+ PeertubePlayerManagerOptions,
+ PlayerMode
+} from '../../assets/player/peertube-player-manager'
+import { VideoStreamingPlaylistType } from '../../../../shared/models/videos/video-streaming-playlist.type'
+
+/**
+ * Embed API exposes control of the embed player to the outside world via
+ * JSChannels and window.postMessage
+ */
+class PeerTubeEmbedApi {
+ private channel: Channel.MessagingChannel
+ private isReady = false
+ private resolutions: PeerTubeResolution[] = null
+
+ constructor (private embed: PeerTubeEmbed) {
+ }
+
+ initialize () {
+ this.constructChannel()
+ this.setupStateTracking()
+
+ // We're ready!
+
+ this.notifyReady()
+ }
+
+ private get element () {
+ return this.embed.videoElement
+ }
+
+ private constructChannel () {
+ let channel = Channel.build({ window: window.parent, origin: '*', scope: this.embed.scope })
+
+ channel.bind('play', (txn, params) => this.embed.player.play())
+ channel.bind('pause', (txn, params) => this.embed.player.pause())
+ channel.bind('seek', (txn, time) => this.embed.player.currentTime(time))
+ channel.bind('setVolume', (txn, value) => this.embed.player.volume(value))
+ channel.bind('getVolume', (txn, value) => this.embed.player.volume())
+ channel.bind('isReady', (txn, params) => this.isReady)
+ channel.bind('setResolution', (txn, resolutionId) => this.setResolution(resolutionId))
+ channel.bind('getResolutions', (txn, params) => this.resolutions)
+ channel.bind('setPlaybackRate', (txn, playbackRate) => this.embed.player.playbackRate(playbackRate))
+ channel.bind('getPlaybackRate', (txn, params) => this.embed.player.playbackRate())
+ channel.bind('getPlaybackRates', (txn, params) => this.embed.playerOptions.playbackRates)
+
+ this.channel = channel
+ }
+
+ private setResolution (resolutionId: number) {
+ if (resolutionId === -1 && this.embed.player.webtorrent().isAutoResolutionForbidden()) return
+
+ // Auto resolution
+ if (resolutionId === -1) {
+ this.embed.player.webtorrent().enableAutoResolution()
+ return
+ }
+
+ this.embed.player.webtorrent().disableAutoResolution()
+ this.embed.player.webtorrent().updateResolution(resolutionId)
+ }
+
+ /**
+ * Let the host know that we're ready to go!
+ */
+ private notifyReady () {
+ this.isReady = true
+ this.channel.notify({ method: 'ready', params: true })
+ }
+
+ private setupStateTracking () {
+ let currentState: 'playing' | 'paused' | 'unstarted' = 'unstarted'
+
+ setInterval(() => {
+ let position = this.element.currentTime
+ let volume = this.element.volume
+
+ this.channel.notify({
+ method: 'playbackStatusUpdate',
+ params: {
+ position,
+ volume,
+ playbackState: currentState
+ }
+ })
+ }, 500)
+
+ this.element.addEventListener('play', ev => {
+ currentState = 'playing'
+ this.channel.notify({ method: 'playbackStatusChange', params: 'playing' })
+ })