Observe exoplayer state / Player.Listener in jetpack compose

ExoPlayerState.kt

class ExoPlayerState(
    context: Context,
    private val scope: CoroutineScope
) : ExoPlayer by ExoPlayer.Builder(context).build(), Player.Listener {
    @get:JvmName("playing")
    var isPlaying by mutableStateOf(false)
        private set
    var duration by mutableStateOf(0.seconds)
        private set
    var currentPosition by mutableStateOf(0.seconds)
        private set

    init {
        addListener(this)
    }

    override fun onIsPlayingChanged(isPlaying: Boolean) {
        super.onIsPlayingChanged(isPlaying)

        this.isPlaying = isPlaying
        this.duration = getDuration().milliseconds

        scope.launch {
            while (true) {
                this@ExoPlayerState.currentPosition = getCurrentPosition().milliseconds
                delay(200)
            }
        }
    }
}

@Composable
fun rememberExoPlayerState(
    lifecycleAware: Boolean = true
): ExoPlayerState {
    val context = LocalContext.current
    val scope = rememberCoroutineScope()
    val exoPlayerState = remember { ExoPlayerState(context, scope) }
    val lifecycleOwner = LocalLifecycleOwner.current

    if (lifecycleAware) {
        DisposableEffect(lifecycleOwner) {
            val observer = LifecycleEventObserver { _, event ->
                when (event) {
                    Lifecycle.Event.ON_RESUME -> exoPlayerState.play()
                    Lifecycle.Event.ON_PAUSE -> exoPlayerState.pause()
                    else -> {}
                }
            }
            lifecycleOwner.lifecycle.addObserver(observer)
            onDispose {
                lifecycleOwner.lifecycle.removeObserver(observer)
                exoPlayerState.release()
            }
        }
    }

    return exoPlayerState
}

full implementation: https://github.com/bagus2x/social-media-app/blob/26bac786d559b8a08249abd62b5ee183f8ff615a/android/app/src/main/java/bagus2x/sosmed/presentation/common/components/VideoPlayer.kt#L178