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| 1 | +package com.google.firebase.example.dataconnect |
| 2 | + |
| 3 | +import android.os.Bundle |
| 4 | +import androidx.activity.ComponentActivity |
| 5 | +import androidx.activity.compose.setContent |
| 6 | +import androidx.activity.enableEdgeToEdge |
| 7 | +import androidx.compose.foundation.layout.consumeWindowInsets |
| 8 | +import androidx.compose.foundation.layout.fillMaxSize |
| 9 | +import androidx.compose.foundation.layout.padding |
| 10 | +import androidx.compose.material.icons.Icons |
| 11 | +import androidx.compose.material.icons.filled.Home |
| 12 | +import androidx.compose.material.icons.filled.Menu |
| 13 | +import androidx.compose.material.icons.filled.Person |
| 14 | +import androidx.compose.material3.Icon |
| 15 | +import androidx.compose.material3.NavigationBar |
| 16 | +import androidx.compose.material3.NavigationBarItem |
| 17 | +import androidx.compose.material3.Scaffold |
| 18 | +import androidx.compose.material3.Text |
| 19 | +import androidx.compose.runtime.getValue |
| 20 | +import androidx.compose.ui.Modifier |
| 21 | +import androidx.compose.ui.graphics.vector.ImageVector |
| 22 | +import androidx.compose.ui.res.stringResource |
| 23 | +import androidx.navigation.NavDestination.Companion.hasRoute |
| 24 | +import androidx.navigation.NavDestination.Companion.hierarchy |
| 25 | +import androidx.navigation.compose.NavHost |
| 26 | +import androidx.navigation.compose.composable |
| 27 | +import androidx.navigation.compose.currentBackStackEntryAsState |
| 28 | +import androidx.navigation.compose.rememberNavController |
| 29 | +import com.google.firebase.dataconnect.movies.MoviesConnector |
| 30 | +import com.google.firebase.dataconnect.movies.instance |
| 31 | +import com.google.firebase.example.dataconnect.feature.actordetail.ActorDetailRoute |
| 32 | +import com.google.firebase.example.dataconnect.feature.actordetail.ActorDetailScreen |
| 33 | +import com.google.firebase.example.dataconnect.feature.genredetail.GenreDetailRoute |
| 34 | +import com.google.firebase.example.dataconnect.feature.genredetail.GenreDetailScreen |
| 35 | +import com.google.firebase.example.dataconnect.feature.genres.GenresRoute |
| 36 | +import com.google.firebase.example.dataconnect.feature.genres.GenresScreen |
| 37 | +import com.google.firebase.example.dataconnect.feature.moviedetail.MovieDetailRoute |
| 38 | +import com.google.firebase.example.dataconnect.feature.moviedetail.MovieDetailScreen |
| 39 | +import com.google.firebase.example.dataconnect.feature.movies.MoviesRoute |
| 40 | +import com.google.firebase.example.dataconnect.feature.movies.MoviesScreen |
| 41 | +import com.google.firebase.example.dataconnect.feature.profile.ProfileRoute |
| 42 | +import com.google.firebase.example.dataconnect.feature.profile.ProfileScreen |
| 43 | +import com.google.firebase.example.dataconnect.feature.search.searchScreen |
| 44 | +import com.google.firebase.example.dataconnect.ui.theme.FirebaseDataConnectTheme |
| 45 | + |
| 46 | +data class TopLevelRoute<T : Any>(val labelResId: Int, val route: T, val icon: ImageVector) |
| 47 | + |
| 48 | +val TOP_LEVEL_ROUTES = listOf( |
| 49 | + TopLevelRoute(R.string.label_movies, MoviesRoute, Icons.Filled.Home), |
| 50 | + TopLevelRoute(R.string.label_genres, GenresRoute, Icons.Filled.Menu), |
| 51 | + TopLevelRoute(R.string.label_profile, ProfileRoute, Icons.Filled.Person) |
| 52 | +) |
| 53 | + |
| 54 | +class MainActivity : ComponentActivity() { |
| 55 | + override fun onCreate(savedInstanceState: Bundle?) { |
| 56 | + super.onCreate(savedInstanceState) |
| 57 | + enableEdgeToEdge() |
| 58 | + // Comment the line below to use a production environment instead |
| 59 | + MoviesConnector.instance.dataConnect.useEmulator("10.0.2.2", 9399) |
| 60 | + setContent { |
| 61 | + FirebaseDataConnectTheme { |
| 62 | + val navController = rememberNavController() |
| 63 | + Scaffold( |
| 64 | + modifier = Modifier.fillMaxSize(), |
| 65 | + bottomBar = { |
| 66 | + NavigationBar { |
| 67 | + val navBackStackEntry by navController.currentBackStackEntryAsState() |
| 68 | + val currentDestination = navBackStackEntry?.destination |
| 69 | + |
| 70 | + TOP_LEVEL_ROUTES.forEach { topLevelRoute -> |
| 71 | + val label = stringResource(topLevelRoute.labelResId) |
| 72 | + NavigationBarItem( |
| 73 | + icon = { Icon(topLevelRoute.icon, contentDescription = label) }, |
| 74 | + label = { Text(label) }, |
| 75 | + selected = currentDestination?.hierarchy?.any { |
| 76 | + it.hasRoute(topLevelRoute.route::class) |
| 77 | + } == true, |
| 78 | + onClick = { |
| 79 | + navController.navigate( |
| 80 | + topLevelRoute.route, |
| 81 | + { launchSingleTop = true } |
| 82 | + ) |
| 83 | + } |
| 84 | + ) |
| 85 | + } |
| 86 | + } |
| 87 | + } |
| 88 | + ) { innerPadding -> |
| 89 | + NavHost( |
| 90 | + navController, |
| 91 | + startDestination = MoviesRoute, |
| 92 | + Modifier |
| 93 | + .padding(innerPadding) |
| 94 | + .consumeWindowInsets(innerPadding), |
| 95 | + ) { |
| 96 | + composable<MoviesRoute>() { |
| 97 | + MoviesScreen( |
| 98 | + onMovieClicked = { movieId -> |
| 99 | + navController.navigate( |
| 100 | + route = MovieDetailRoute(movieId), |
| 101 | + builder = { |
| 102 | + launchSingleTop = true |
| 103 | + } |
| 104 | + ) |
| 105 | + } |
| 106 | + ) |
| 107 | + } |
| 108 | + composable<MovieDetailRoute> { |
| 109 | + MovieDetailScreen( |
| 110 | + onActorClicked = { actorId -> |
| 111 | + navController.navigate( |
| 112 | + ActorDetailRoute(actorId), |
| 113 | + { launchSingleTop = true } |
| 114 | + ) |
| 115 | + } |
| 116 | + ) |
| 117 | + } |
| 118 | + composable<ActorDetailRoute>() { ActorDetailScreen() } |
| 119 | + composable<GenresRoute> { |
| 120 | + GenresScreen(onGenreClicked = { genre -> |
| 121 | + navController.navigate( |
| 122 | + GenreDetailRoute(genre), |
| 123 | + { launchSingleTop = true } |
| 124 | + ) |
| 125 | + }) |
| 126 | + } |
| 127 | + composable<GenreDetailRoute> { GenreDetailScreen() } |
| 128 | + searchScreen() |
| 129 | + composable<ProfileRoute> { ProfileScreen() } |
| 130 | + } |
| 131 | + } |
| 132 | + } |
| 133 | + } |
| 134 | + } |
| 135 | +} |
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