Nivel 8: efectos secundarios

@Composable
fun AutoSaveScreen(onSave: () -> Unit) {
    // launchedEffect runs ONCE when the component enters the screen
    // or when 'key1' changes.
    LaunchedEffect(Unit) {
        delay(5000) // Wait 5 seconds
        onSave()
    }

    // rememberCoroutineScope allows launching coroutines from callbacks (like onClick)
    val scope = rememberCoroutineScope()
    val snackbarHostState = remember { SnackbarHostState() }

    Button(onClick = {
        scope.launch {
            snackbarHostState.showSnackbar("Saved!")
        }
    }) {
        Text("Manual Save")
    }
}