Navigation Overview

BottomBar.kt

@Composable
internal fun SlimeBottomBar(
    navController: NavController,
    items: List<BottomNavigationItems>,
) {

    Column {
        val currentRoute = navController.currentRouteAsState()

        NavigationBar {
            items.forEach { item ->
                NavigationBarItem(
                    icon = {
                        Icon(
                            painter = painterResource(id = item.icon),
                            modifier = Modifier.size(22.dp),
                            contentDescription = item.title,
                            tint = MaterialTheme.colorScheme.onSurfaceVariant,
                        )
                    },
                    selected = currentRoute == item.route,
                    onClick = {
                        if (navController.currentDestination?.route != item.route) {
                            navController.navigate(item.route) {
                                popUpTo(navController.graph.findStartDestination().id) {
                                    saveState = true
                                }
                                launchSingleTop = true
                                restoreState = true
                            }
                        }
                    }
                )
            }
        }
    }
}

Navigation.kt

AnimatedNavHost(
        modifier = modifier,
        navController = navController,
        startDestination = ProfileScreen.route,
        route = MainRoute.route,
    ) {
        attachSignUpScreen(navController)
    }

SampleScreen.kt

internal fun NavGraphBuilder.attachSignUpScreen(
    navController: NavController,
) {
    composable(Routes.RegisterScreen.route) {
        RegisterScreen(
            viewModel = hiltViewModel(),
        )
    }
}