Update PlaybackSession to use new library item model

server/objects/LibraryItem.js

@@ -249,10 +249,6 @@ class LibraryItem {
     this.updatedAt = Date.now()
   }
 
-  getDirectPlayTracklist(episodeId) {
-    return this.media.getDirectPlayTracklist(episodeId)
-  }
-
   /**
    * Save metadata.json file
    * TODO: Move to new LibraryItem model

server/objects/PlaybackSession.js

@@ -1,8 +1,6 @@
 const date = require('../libs/dateAndTime')
 const uuidv4 = require('uuid').v4
 const serverVersion = require('../../package.json').version
-const BookMetadata = require('./metadata/BookMetadata')
-const PodcastMetadata = require('./metadata/PodcastMetadata')
 const DeviceInfo = require('./DeviceInfo')
 
 class PlaybackSession {
@@ -60,7 +58,7 @@ class PlaybackSession {
       bookId: this.bookId,
       episodeId: this.episodeId,
       mediaType: this.mediaType,
-      mediaMetadata: this.mediaMetadata?.toJSON() || null,
+      mediaMetadata: structuredClone(this.mediaMetadata),
       chapters: (this.chapters || []).map((c) => ({ ...c })),
       displayTitle: this.displayTitle,
       displayAuthor: this.displayAuthor,
@@ -82,7 +80,7 @@ class PlaybackSession {
 
   /**
    * Session data to send to clients
-   * @param {Object} [libraryItem] - old library item
+   * @param {import('../models/LibraryItem')} [libraryItem]
    * @returns
    */
   toJSONForClient(libraryItem) {
@@ -94,7 +92,7 @@ class PlaybackSession {
       bookId: this.bookId,
       episodeId: this.episodeId,
       mediaType: this.mediaType,
-      mediaMetadata: this.mediaMetadata?.toJSON() || null,
+      mediaMetadata: structuredClone(this.mediaMetadata),
       chapters: (this.chapters || []).map((c) => ({ ...c })),
       displayTitle: this.displayTitle,
       displayAuthor: this.displayAuthor,
@@ -112,7 +110,7 @@ class PlaybackSession {
       startedAt: this.startedAt,
       updatedAt: this.updatedAt,
       audioTracks: this.audioTracks.map((at) => at.toJSON?.() || { ...at }),
-      libraryItem: libraryItem?.toJSONExpanded() || null
+      libraryItem: libraryItem?.toOldJSONExpanded() || null
     }
   }
 
@@ -148,14 +146,7 @@ class PlaybackSession {
     this.serverVersion = session.serverVersion
     this.chapters = session.chapters || []
 
-    this.mediaMetadata = null
-    if (session.mediaMetadata) {
-      if (this.mediaType === 'book') {
-        this.mediaMetadata = new BookMetadata(session.mediaMetadata)
-      } else if (this.mediaType === 'podcast') {
-        this.mediaMetadata = new PodcastMetadata(session.mediaMetadata)
-      }
-    }
+    this.mediaMetadata = session.mediaMetadata
     this.displayTitle = session.displayTitle || ''
     this.displayAuthor = session.displayAuthor || ''
     this.coverPath = session.coverPath
@@ -205,6 +196,15 @@ class PlaybackSession {
     }
   }
 
+  /**
+   *
+   * @param {import('../models/LibraryItem')} libraryItem
+   * @param {*} userId
+   * @param {*} mediaPlayer
+   * @param {*} deviceInfo
+   * @param {*} startTime
+   * @param {*} episodeId
+   */
   setData(libraryItem, userId, mediaPlayer, deviceInfo, startTime, episodeId = null) {
     this.id = uuidv4()
     this.userId = userId
@@ -213,13 +213,12 @@ class PlaybackSession {
     this.bookId = episodeId ? null : libraryItem.media.id
     this.episodeId = episodeId
     this.mediaType = libraryItem.mediaType
-    this.mediaMetadata = libraryItem.media.metadata.clone()
+    this.mediaMetadata = libraryItem.media.oldMetadataToJSON()
     this.chapters = libraryItem.media.getChapters(episodeId)
     this.displayTitle = libraryItem.media.getPlaybackTitle(episodeId)
     this.displayAuthor = libraryItem.media.getPlaybackAuthor()
     this.coverPath = libraryItem.media.coverPath
-
-    this.setDuration(libraryItem, episodeId)
+    this.duration = libraryItem.media.getPlaybackDuration(episodeId)
 
     this.mediaPlayer = mediaPlayer
     this.deviceInfo = deviceInfo || new DeviceInfo()
@@ -235,14 +234,6 @@ class PlaybackSession {
     this.updatedAt = Date.now()
   }
 
-  setDuration(libraryItem, episodeId) {
-    if (episodeId) {
-      this.duration = libraryItem.media.getEpisodeDuration(episodeId)
-    } else {
-      this.duration = libraryItem.media.duration
-    }
-  }
-
   addListeningTime(timeListened) {
     if (!timeListened || isNaN(timeListened)) return
 

server/objects/Stream.js

@@ -18,6 +18,7 @@ class Stream extends EventEmitter {
 
     this.id = sessionId
     this.user = user
+    /** @type {import('../models/LibraryItem')} */
     this.libraryItem = libraryItem
     this.episodeId = episodeId
 
@@ -40,31 +41,25 @@ class Stream extends EventEmitter {
     this.furthestSegmentCreated = 0
   }
 
-  get isPodcast() {
-    return this.libraryItem.mediaType === 'podcast'
-  }
+  /**
+   * @returns {import('../models/PodcastEpisode') | null}
+   */
   get episode() {
-    if (!this.isPodcast) return null
-    return this.libraryItem.media.episodes.find((ep) => ep.id === this.episodeId)
-  }
-  get libraryItemId() {
-    return this.libraryItem.id
+    if (!this.libraryItem.isPodcast) return null
+    return this.libraryItem.media.podcastEpisodes.find((ep) => ep.id === this.episodeId)
   }
   get mediaTitle() {
-    if (this.episode) return this.episode.title || ''
-    return this.libraryItem.media.metadata.title || ''
+    return this.libraryItem.media.getPlaybackTitle(this.episodeId)
   }
   get totalDuration() {
-    if (this.episode) return this.episode.duration
-    return this.libraryItem.media.duration
+    return this.libraryItem.media.getPlaybackDuration(this.episodeId)
   }
   get tracks() {
-    if (this.episode) return this.episode.tracks
-    return this.libraryItem.media.tracks
+    return this.libraryItem.getTrackList(this.episodeId)
   }
   get tracksAudioFileType() {
     if (!this.tracks.length) return null
-    return this.tracks[0].metadata.format
+    return this.tracks[0].metadata.ext.slice(1)
   }
   get tracksMimeType() {
     if (!this.tracks.length) return null
@@ -116,8 +111,8 @@ class Stream extends EventEmitter {
     return {
       id: this.id,
       userId: this.user.id,
-      libraryItem: this.libraryItem.toJSONExpanded(),
-      episode: this.episode ? this.episode.toJSONExpanded() : null,
+      libraryItem: this.libraryItem.toOldJSONExpanded(),
+      episode: this.episode ? this.episode.toOldJSONExpanded(this.libraryItem.id) : null,
       segmentLength: this.segmentLength,
       playlistPath: this.playlistPath,
       clientPlaylistUri: this.clientPlaylistUri,

server/objects/entities/PodcastEpisode.js

@@ -168,16 +168,6 @@ class PodcastEpisode {
     return hasUpdates
   }
 
-  // Only checks container format
-  checkCanDirectPlay(payload) {
-    const supportedMimeTypes = payload.supportedMimeTypes || []
-    return supportedMimeTypes.includes(this.audioFile.mimeType)
-  }
-
-  getDirectPlayTracklist() {
-    return this.tracks
-  }
-
   checkEqualsEnclosureUrl(url) {
     if (!this.enclosure?.url) return false
     return this.enclosure.url == url

server/objects/mediaTypes/Book.js

@@ -150,27 +150,5 @@ class Book {
     this.coverPath = coverPath
     return true
   }
-
-  // Only checks container format
-  checkCanDirectPlay(payload) {
-    var supportedMimeTypes = payload.supportedMimeTypes || []
-    return !this.tracks.some((t) => !supportedMimeTypes.includes(t.mimeType))
-  }
-
-  getDirectPlayTracklist() {
-    return this.tracks
-  }
-
-  getPlaybackTitle() {
-    return this.metadata.title
-  }
-
-  getPlaybackAuthor() {
-    return this.metadata.authorName
-  }
-
-  getChapters() {
-    return this.chapters?.map((ch) => ({ ...ch })) || []
-  }
 }
 module.exports = Book

server/objects/mediaTypes/Podcast.js

@@ -199,19 +199,6 @@ class Podcast {
     return this.episodes.some((ep) => (ep.guid && ep.guid === guid) || ep.checkEqualsEnclosureUrl(url))
   }
 
-  // Only checks container format
-  checkCanDirectPlay(payload, episodeId) {
-    var episode = this.episodes.find((ep) => ep.id === episodeId)
-    if (!episode) return false
-    return episode.checkCanDirectPlay(payload)
-  }
-
-  getDirectPlayTracklist(episodeId) {
-    var episode = this.episodes.find((ep) => ep.id === episodeId)
-    if (!episode) return false
-    return episode.getDirectPlayTracklist()
-  }
-
   addPodcastEpisode(podcastEpisode) {
     this.episodes.push(podcastEpisode)
   }
@@ -224,22 +211,6 @@ class Podcast {
     return episode
   }
 
-  getPlaybackTitle(episodeId) {
-    var episode = this.episodes.find((ep) => ep.id == episodeId)
-    if (!episode) return this.metadata.title
-    return episode.title
-  }
-
-  getPlaybackAuthor() {
-    return this.metadata.author
-  }
-
-  getEpisodeDuration(episodeId) {
-    var episode = this.episodes.find((ep) => ep.id == episodeId)
-    if (!episode) return 0
-    return episode.duration
-  }
-
   getEpisode(episodeId) {
     if (!episodeId) return null
 
@@ -248,9 +219,5 @@ class Podcast {
 
     return this.episodes.find((ep) => ep.id == episodeId)
   }
-
-  getChapters(episodeId) {
-    return this.getEpisode(episodeId)?.chapters?.map((ch) => ({ ...ch })) || []
-  }
 }
 module.exports = Podcast

server/objects/metadata/BookMetadata.js

@@ -159,11 +159,6 @@ class BookMetadata {
   getSeries(seriesId) {
     return this.series.find((se) => se.id == seriesId)
   }
-  getSeriesSequence(seriesId) {
-    const series = this.series.find((se) => se.id == seriesId)
-    if (!series) return null
-    return series.sequence || ''
-  }
 
   update(payload) {
     const json = this.toJSON()