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Dispose PlayerState

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This commit is contained in:
vfsfitvnm
2022-06-28 10:43:56 +02:00
parent 8155294516
commit c74a8f9f07
4 changed files with 62 additions and 59 deletions
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62
app/src/main/kotlin/it/vfsfitvnm/vimusic/utils/YoutubePlayer.kt
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@@ -2,54 +2,40 @@ package it.vfsfitvnm.vimusic.utils
import androidx.compose.runtime.*
import androidx.media3.common.MediaItem
import androidx.media3.common.Player
import it.vfsfitvnm.youtubemusic.Outcome
import it.vfsfitvnm.youtubemusic.YouTube
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.withContext
class YoutubePlayer(player: Player) : PlayerState(player) {
data class Radio(
private val videoId: String? = null,
private val playlistId: String? = null,
private val playlistSetVideoId: String? = null,
private val parameters: String? = null
) {
var nextContinuation by mutableStateOf<Outcome<String?>>(Outcome.Initial)
data class YouTubeRadio(
private val videoId: String? = null,
private val playlistId: String? = null,
private val playlistSetVideoId: String? = null,
private val parameters: String? = null
) {
var nextContinuation by mutableStateOf<Outcome<String?>>(Outcome.Initial)
suspend fun process(): List<MediaItem> {
val token = nextContinuation.valueOrNull
suspend fun process(): List<MediaItem> {
val token = nextContinuation.valueOrNull
nextContinuation = Outcome.Loading
nextContinuation = Outcome.Loading
var mediaItems: List<MediaItem>? = null
var mediaItems: List<MediaItem>? = null
nextContinuation = withContext(Dispatchers.IO) {
YouTube.next(
videoId = videoId ?: error("This should not happen"),
playlistId = playlistId,
params = parameters,
playlistSetVideoId = playlistSetVideoId,
continuation = token
)
}.map { nextResult ->
mediaItems = nextResult.items?.map(YouTube.Item.Song::asMediaItem)
nextContinuation = withContext(Dispatchers.IO) {
YouTube.next(
videoId = videoId ?: error("This should not happen"),
playlistId = playlistId,
params = parameters,
playlistSetVideoId = playlistSetVideoId,
continuation = token
)
}.map { nextResult ->
mediaItems = nextResult.items?.map(YouTube.Item.Song::asMediaItem)
nextResult.continuation?.takeUnless { token == nextResult.continuation }
}.recoverWith(token)
nextResult.continuation?.takeUnless { token == nextResult.continuation }
}.recoverWith(token)
return mediaItems ?: emptyList()
}
}
}
@Composable
fun rememberYoutubePlayer(
player: Player?
): YoutubePlayer? {
return remember(player) {
YoutubePlayer(player ?: return@remember null).also {
player.addListener(it)
}
return mediaItems ?: emptyList()
}
}