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https://github.com/antebudimir/tempus.git
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feat: implemented an embryonic version of Android Auto support
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antonio
parent
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2 changed files with 932 additions and 0 deletions
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@ -0,0 +1,437 @@
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package com.cappielloantonio.tempo.service
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import android.content.Context
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import android.net.Uri
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import androidx.media3.common.MediaItem
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import androidx.media3.common.MediaItem.SubtitleConfiguration
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import androidx.media3.common.MediaMetadata
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import androidx.media3.session.LibraryResult
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import androidx.media3.session.MediaLibraryService
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import com.cappielloantonio.tempo.repository.AutomotiveRepository
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import com.cappielloantonio.tempo.util.MusicUtil
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import com.google.common.collect.ImmutableList
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import com.google.common.util.concurrent.Futures
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import com.google.common.util.concurrent.ListenableFuture
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import com.google.common.util.concurrent.SettableFuture
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object MediaBrowserTree {
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private lateinit var automotiveRepository: AutomotiveRepository
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private var treeNodes: MutableMap<String, MediaItemNode> = mutableMapOf()
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private var isInitialized = false
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// Root
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private const val ROOT_ID = "[rootID]"
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// First level
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private const val HOME_ID = "[homeID]"
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private const val LIBRARY_ID = "[libraryID]"
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private const val OTHER_ID = "[otherID]"
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// Second level HOME_ID
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private const val MOST_PLAYED_ID = "[mostPlayedID]"
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private const val LAST_PLAYED_ID = "[lastPlayedID]"
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private const val RECENTLY_ADDED_ID = "[recentlyAddedID]"
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private const val BEST_OF_ID = "[bestOfID]"
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private const val MADE_FOR_YOU_ID = "[madeForYouID]"
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private const val STARRED_TRACKS_ID = "[starredTracksID]"
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private const val STARRED_ALBUMS_ID = "[starredAlbumsID]"
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private const val STARRED_ARTISTS_ID = "[starredArtistsID]"
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// Second level LIBRARY_ID
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private const val FOLDER_ID = "[folderID]"
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private const val PLAYLIST_ID = "[playlistID]"
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// Second level OTHER_ID
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private const val PODCAST_ID = "[podcastID]"
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private const val RADIO_ID = "[radioID]"
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private const val DOWNLOAD_ID = "[downloadID]"
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private class MediaItemNode(val item: MediaItem) {
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private val children: MutableList<MediaItem> = ArrayList()
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fun addChild(childID: String) {
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this.children.add(treeNodes[childID]!!.item)
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}
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fun getChildren(): ListenableFuture<LibraryResult<ImmutableList<MediaItem>>> {
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val listenableFuture = SettableFuture.create<LibraryResult<ImmutableList<MediaItem>>>()
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val libraryResult = LibraryResult.ofItemList(children, null)
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listenableFuture.set(libraryResult)
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return listenableFuture
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}
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}
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private fun buildMediaItem(
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title: String,
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mediaId: String,
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isPlayable: Boolean,
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isBrowsable: Boolean,
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mediaType: @MediaMetadata.MediaType Int,
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subtitleConfigurations: List<SubtitleConfiguration> = mutableListOf(),
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album: String? = null,
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artist: String? = null,
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genre: String? = null,
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sourceUri: Uri? = null,
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imageUri: Uri? = null
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): MediaItem {
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val metadata =
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MediaMetadata.Builder()
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.setAlbumTitle(album)
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.setTitle(title)
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.setArtist(artist)
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.setGenre(genre)
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.setIsBrowsable(isBrowsable)
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.setIsPlayable(isPlayable)
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.setArtworkUri(imageUri)
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.setMediaType(mediaType)
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.build()
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return MediaItem.Builder()
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.setMediaId(mediaId)
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.setSubtitleConfigurations(subtitleConfigurations)
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.setMediaMetadata(metadata)
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.setUri(sourceUri)
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.build()
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}
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fun initialize(context: Context, automotiveRepository: AutomotiveRepository) {
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this.automotiveRepository = automotiveRepository
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if (isInitialized) return
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isInitialized = true
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// Root level
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treeNodes[ROOT_ID] =
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MediaItemNode(
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buildMediaItem(
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title = "Root Folder",
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mediaId = ROOT_ID,
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isPlayable = false,
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isBrowsable = true,
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mediaType = MediaMetadata.MEDIA_TYPE_FOLDER_MIXED
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)
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)
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// First level
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treeNodes[HOME_ID] =
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MediaItemNode(
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buildMediaItem(
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title = "Home",
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mediaId = HOME_ID,
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isPlayable = false,
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isBrowsable = true,
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mediaType = MediaMetadata.MEDIA_TYPE_FOLDER_MIXED
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)
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)
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treeNodes[LIBRARY_ID] =
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MediaItemNode(
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buildMediaItem(
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title = "Library",
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mediaId = LIBRARY_ID,
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isPlayable = false,
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isBrowsable = true,
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mediaType = MediaMetadata.MEDIA_TYPE_FOLDER_MIXED
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)
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)
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treeNodes[OTHER_ID] =
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MediaItemNode(
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buildMediaItem(
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title = "Other",
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mediaId = OTHER_ID,
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isPlayable = false,
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isBrowsable = true,
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mediaType = MediaMetadata.MEDIA_TYPE_FOLDER_MIXED
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)
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)
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treeNodes[ROOT_ID]!!.addChild(HOME_ID)
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treeNodes[ROOT_ID]!!.addChild(LIBRARY_ID)
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treeNodes[ROOT_ID]!!.addChild(OTHER_ID)
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// Second level HOME_ID
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treeNodes[MOST_PLAYED_ID] =
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MediaItemNode(
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buildMediaItem(
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title = "Most played",
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mediaId = MOST_PLAYED_ID,
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isPlayable = false,
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isBrowsable = true,
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mediaType = MediaMetadata.MEDIA_TYPE_FOLDER_ALBUMS
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)
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)
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treeNodes[LAST_PLAYED_ID] =
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MediaItemNode(
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buildMediaItem(
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title = "Last played",
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mediaId = LAST_PLAYED_ID,
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isPlayable = false,
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isBrowsable = true,
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mediaType = MediaMetadata.MEDIA_TYPE_FOLDER_ALBUMS
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)
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)
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treeNodes[RECENTLY_ADDED_ID] =
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MediaItemNode(
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buildMediaItem(
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title = "Recently added",
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mediaId = RECENTLY_ADDED_ID,
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isPlayable = false,
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isBrowsable = true,
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mediaType = MediaMetadata.MEDIA_TYPE_FOLDER_ALBUMS
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)
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)
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treeNodes[BEST_OF_ID] =
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MediaItemNode(
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buildMediaItem(
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title = "Best of",
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mediaId = BEST_OF_ID,
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isPlayable = false,
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isBrowsable = true,
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mediaType = MediaMetadata.MEDIA_TYPE_FOLDER_PLAYLISTS
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)
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)
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treeNodes[MADE_FOR_YOU_ID] =
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MediaItemNode(
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buildMediaItem(
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title = "Made for you",
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mediaId = MADE_FOR_YOU_ID,
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isPlayable = false,
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isBrowsable = true,
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mediaType = MediaMetadata.MEDIA_TYPE_FOLDER_PLAYLISTS
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)
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)
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treeNodes[STARRED_TRACKS_ID] =
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MediaItemNode(
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buildMediaItem(
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title = "Starred tracks",
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mediaId = STARRED_TRACKS_ID,
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isPlayable = false,
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isBrowsable = true,
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mediaType = MediaMetadata.MEDIA_TYPE_FOLDER_MIXED
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)
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)
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treeNodes[STARRED_ALBUMS_ID] =
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MediaItemNode(
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buildMediaItem(
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title = "Starred albums",
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mediaId = STARRED_ALBUMS_ID,
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isPlayable = false,
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isBrowsable = true,
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mediaType = MediaMetadata.MEDIA_TYPE_FOLDER_ALBUMS
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)
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)
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treeNodes[STARRED_ARTISTS_ID] =
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MediaItemNode(
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buildMediaItem(
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title = "Starred artists",
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mediaId = STARRED_ARTISTS_ID,
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isPlayable = false,
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isBrowsable = true,
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mediaType = MediaMetadata.MEDIA_TYPE_FOLDER_ARTISTS
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)
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)
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treeNodes[HOME_ID]!!.addChild(MOST_PLAYED_ID)
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treeNodes[HOME_ID]!!.addChild(LAST_PLAYED_ID)
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treeNodes[HOME_ID]!!.addChild(RECENTLY_ADDED_ID)
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treeNodes[HOME_ID]!!.addChild(BEST_OF_ID)
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treeNodes[HOME_ID]!!.addChild(MADE_FOR_YOU_ID)
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// treeNodes[HOME_ID]!!.addChild(STARRED_TRACKS_ID)
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// treeNodes[HOME_ID]!!.addChild(STARRED_ALBUMS_ID)
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// treeNodes[HOME_ID]!!.addChild(STARRED_ARTISTS_ID)
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// Second level LIBRARY_ID
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treeNodes[FOLDER_ID] =
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MediaItemNode(
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buildMediaItem(
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title = "Folders",
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mediaId = FOLDER_ID,
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isPlayable = false,
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isBrowsable = true,
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mediaType = MediaMetadata.MEDIA_TYPE_FOLDER_MIXED
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)
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)
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treeNodes[PLAYLIST_ID] =
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MediaItemNode(
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buildMediaItem(
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title = "Playlists",
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mediaId = PLAYLIST_ID,
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isPlayable = false,
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isBrowsable = true,
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mediaType = MediaMetadata.MEDIA_TYPE_FOLDER_PLAYLISTS
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)
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)
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treeNodes[LIBRARY_ID]!!.addChild(FOLDER_ID)
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treeNodes[LIBRARY_ID]!!.addChild(PLAYLIST_ID)
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// Second level OTHER_ID
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treeNodes[PODCAST_ID] =
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MediaItemNode(
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buildMediaItem(
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title = "Podcasts",
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mediaId = PODCAST_ID,
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isPlayable = false,
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isBrowsable = true,
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mediaType = MediaMetadata.MEDIA_TYPE_FOLDER_PODCASTS
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)
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)
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treeNodes[RADIO_ID] =
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MediaItemNode(
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buildMediaItem(
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title = "Radio stations",
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mediaId = RADIO_ID,
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isPlayable = false,
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isBrowsable = true,
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mediaType = MediaMetadata.MEDIA_TYPE_FOLDER_RADIO_STATIONS
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)
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)
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treeNodes[DOWNLOAD_ID] =
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MediaItemNode(
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buildMediaItem(
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title = "Downloads",
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mediaId = DOWNLOAD_ID,
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isPlayable = false,
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isBrowsable = true,
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mediaType = MediaMetadata.MEDIA_TYPE_FOLDER_RADIO_STATIONS
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)
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)
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treeNodes[OTHER_ID]!!.addChild(PODCAST_ID)
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treeNodes[OTHER_ID]!!.addChild(RADIO_ID)
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// treeNodes[OTHER_ID]!!.addChild(DOWNLOAD_ID)
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}
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fun getRootItem(): MediaItem {
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return treeNodes[ROOT_ID]!!.item
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}
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fun getChildren(
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id: String,
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params: MediaLibraryService.LibraryParams?
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): ListenableFuture<LibraryResult<ImmutableList<MediaItem>>> {
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return when (id) {
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ROOT_ID -> treeNodes[ROOT_ID]?.getChildren()!!
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HOME_ID -> treeNodes[HOME_ID]?.getChildren()!!
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LIBRARY_ID -> treeNodes[LIBRARY_ID]?.getChildren()!!
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OTHER_ID -> treeNodes[OTHER_ID]?.getChildren()!!
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MOST_PLAYED_ID -> automotiveRepository.getAlbums(id, "frequent", 100)
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LAST_PLAYED_ID -> automotiveRepository.getAlbums(id, "recent", 100)
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RECENTLY_ADDED_ID -> automotiveRepository.getAlbums(id, "newest", 100)
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BEST_OF_ID -> automotiveRepository.getStarredArtists(id, true)
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MADE_FOR_YOU_ID -> automotiveRepository.getStarredArtists(id, true)
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STARRED_TRACKS_ID -> automotiveRepository.getStarredSongs(id)
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STARRED_ALBUMS_ID -> automotiveRepository.getStarredAlbums(id)
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STARRED_ARTISTS_ID -> automotiveRepository.getStarredArtists(id, false)
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FOLDER_ID -> automotiveRepository.getMusicFolders(id)
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PLAYLIST_ID -> automotiveRepository.getPlaylists(id)
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PODCAST_ID -> automotiveRepository.getNewestPodcastEpisodes(id, 100)
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RADIO_ID -> automotiveRepository.getInternetRadioStations(id)
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DOWNLOAD_ID -> Futures.immediateFuture(null)
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else -> {
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if (id.startsWith(MOST_PLAYED_ID)) {
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return automotiveRepository.getAlbumTracks(
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id.removePrefix(
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MOST_PLAYED_ID
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)
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)
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}
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if (id.startsWith(LAST_PLAYED_ID)) {
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return automotiveRepository.getAlbumTracks(
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id.removePrefix(
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LAST_PLAYED_ID
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)
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)
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}
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if (id.startsWith(RECENTLY_ADDED_ID)) {
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return automotiveRepository.getAlbumTracks(
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id.removePrefix(
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RECENTLY_ADDED_ID
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)
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)
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}
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if (id.startsWith(BEST_OF_ID)) {
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}
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if (id.startsWith(MADE_FOR_YOU_ID)) {
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}
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if (id.startsWith(FOLDER_ID)) {
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}
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if (id.startsWith(PLAYLIST_ID)) {
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}
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if (id.startsWith(PODCAST_ID)) {
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}
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if (id.startsWith(RADIO_ID)) {
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}
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return Futures.immediateFuture(LibraryResult.ofError(LibraryResult.RESULT_ERROR_BAD_VALUE))
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}
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}
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}
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fun getItem(id: String): ListenableFuture<LibraryResult<MediaItem>> {
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val mediaMetadata = MediaMetadata.Builder()
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.setTitle("Titolo")
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.setAlbumTitle("Titolo album")
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.setArtist("Artista")
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.setIsBrowsable(false)
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.setIsPlayable(true)
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.setMediaType(MediaMetadata.MEDIA_TYPE_MUSIC)
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.build()
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val mediaItem = MediaItem.Builder()
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.setMediaId(id)
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.setMediaMetadata(mediaMetadata)
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.setUri(MusicUtil.getStreamUri(id))
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.build()
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return Futures.immediateFuture(LibraryResult.ofItem(mediaItem, null))
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/* if (treeNodes[id]?.item != null) {
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return Futures.immediateFuture(LibraryResult.ofItem(treeNodes[id]!!.item, null))
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}
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return Futures.immediateFuture(LibraryResult.ofError(LibraryResult.RESULT_ERROR_BAD_VALUE)) */
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}
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}
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