ModalBottomSheet.kt

/**
 * Below is a workaround to avoid crash when bottom sheet is open in landscape mode and switched
 * to portrait mode https://issuetracker.google.com/182882364
 * To be implemented with: androidx.compose.material:material:1.4.0-alpha04
 */
@OptIn(ExperimentalMaterialApi::class)
@Composable
fun ModalBottomSheet(
    modifier: Modifier = Modifier,
) {
    val configuration = LocalConfiguration.current
    // Saving previous value before any config change
    var previousModalBottomSheetValue by rememberSaveable { mutableStateOf(Hidden) }

    // This value is not backed by state as will deliberately only changed during recomposition
    val modalBottomSheetValue =
        if (previousModalBottomSheetValue == Hidden) {
            Hidden
        } else {
            // This is to avoid HalfExpanded state is used in portrait mode (which causes crash
            // as HalfExpended state doesn't exist in portrait mode)
            if (configuration.orientation == ORIENTATION_LANDSCAPE) {
                HalfExpanded
            } else {
                Expanded
            }
        }

    val sheetState = rememberModalBottomSheetState(modalBottomSheetValue)

    // [previousModalBottomSheetValue] is updated for every [sheetState] changes
    LaunchedEffect(sheetState) {
        snapshotFlow { sheetState.currentValue }
            .collect { state ->
                previousModalBottomSheetValue = state
            }
    }
    ModalBottomSheetLayout(
        sheetState = sheetState,
        sheetContent = {},
        content = {},
    )
}