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Ensure operation on a background thread

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Naveen 2023-10-15 20:54:45 +05:30
parent a742ac4616
commit 81e6f47f56
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GPG key ID: 0E155DAD31671DA3
1 changed files with 7 additions and 4 deletions
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11
app/src/main/kotlin/com/simplemobiletools/musicplayer/playback/library/MediaItemProvider.kt
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@ -12,7 +12,7 @@ import androidx.media3.common.MediaMetadata
import androidx.media3.common.MediaMetadata.MediaType
import androidx.media3.common.util.UnstableApi
import androidx.media3.session.MediaSession.MediaItemsWithStartPosition
import com.simplemobiletools.commons.helpers.ensureBackgroundThread
import com.google.common.util.concurrent.MoreExecutors
import com.simplemobiletools.musicplayer.R
import com.simplemobiletools.musicplayer.extensions.*
import com.simplemobiletools.musicplayer.helpers.TAB_ALBUMS
@ -23,6 +23,7 @@ import com.simplemobiletools.musicplayer.helpers.TAB_PLAYLISTS
import com.simplemobiletools.musicplayer.helpers.TAB_TRACKS
import com.simplemobiletools.musicplayer.models.QueueItem
import com.simplemobiletools.musicplayer.models.toMediaItems
import java.util.concurrent.Executors
private const val STATE_CREATED = 1
private const val STATE_INITIALIZING = 2
@ -42,6 +43,9 @@ private const val SMP_GENRES_ROOT_ID = "__GENRES__"
*/
@UnstableApi
internal class MediaItemProvider(private val context: Context) {
private val executor by lazy {
MoreExecutors.listeningDecorator(Executors.newSingleThreadExecutor())
}
inner class MediaItemNode(val item: MediaItem) {
private val children: MutableList<MediaItem> = ArrayList()
@ -154,7 +158,7 @@ internal class MediaItemProvider(private val context: Context) {
return
}
ensureBackgroundThread {
executor.execute {
val trackId = current.mediaId.toLong()
val queueItems = mediaItems.mapIndexed { index, mediaItem ->
QueueItem(trackId = mediaItem.mediaId.toLong(), trackOrder = index, isCurrent = false, lastPosition = 0)
@ -166,8 +170,7 @@ internal class MediaItemProvider(private val context: Context) {
fun reload() {
state = STATE_INITIALIZING
ensureBackgroundThread {
executor.execute {
buildRoot()
try {