Migrate search feature

app/src/main/kotlin/com/google/samples/apps/nowinandroid/navigation/NiaNavHost.kt

@@ -29,6 +29,7 @@ import com.google.samples.apps.nowinandroid.feature.foryou.navigation.ForYouBase
 import com.google.samples.apps.nowinandroid.feature.foryou.navigation.forYouSection
 import com.google.samples.apps.nowinandroid.feature.interests.navigation.InterestsRoute
 import com.google.samples.apps.nowinandroid.feature.interests.navigation.navigateToInterests
+import com.google.samples.apps.nowinandroid.feature.search.navigation.SearchRoute
 import com.google.samples.apps.nowinandroid.feature.search.navigation.searchScreen
 import com.google.samples.apps.nowinandroid.feature.topic.navigation.TopicRoute
 import com.google.samples.apps.nowinandroid.feature.topic.navigation.topicScreen
@@ -71,11 +72,7 @@ fun NiaNavHost(
                             composable<TopicRoute>{}
                         }
                         composable<BookmarksRoute> {}
-                        searchScreen(
-                            onBackClick = navController::popBackStack,
-                            onInterestsClick = { appState.navigateToTopLevelDestination(INTERESTS) },
-                            onTopicClick = navController::navigateToInterests,
-                        )
+                        composable<SearchRoute> {}
                         interestsListDetailScreen()
                     }
                 }
@@ -94,6 +91,11 @@ fun NiaNavHost(
                     nav3Navigator.goTo(route = TopicRoute(it))
                 },
             )
+            searchScreen(
+                onBackClick = navController::popBackStack,
+                onInterestsClick = { appState.navigateToTopLevelDestination(INTERESTS) },
+                onTopicClick = navController::navigateToInterests,
+            )
         },
     )
 }

app/src/main/kotlin/com/google/samples/apps/nowinandroid/ui/NiaAppState.kt

@@ -40,6 +40,7 @@ import com.google.samples.apps.nowinandroid.core.ui.TrackDisposableJank
 import com.google.samples.apps.nowinandroid.feature.bookmarks.api.navigation.BookmarksRoute
 import com.google.samples.apps.nowinandroid.feature.foryou.navigation.navigateToForYou
 import com.google.samples.apps.nowinandroid.feature.interests.navigation.navigateToInterests
+import com.google.samples.apps.nowinandroid.feature.search.navigation.SearchRoute
 import com.google.samples.apps.nowinandroid.feature.search.navigation.navigateToSearch
 import com.google.samples.apps.nowinandroid.feature.topic.navigation.TopicRoute
 import com.google.samples.apps.nowinandroid.navigation.TopLevelDestination
@@ -215,7 +216,8 @@ class Nav3NavigatorSimple(val navController: NavHostController){
 
     private val migratedRoutes = listOf(
         BookmarksRoute::class,
-        TopicRoute::class
+        TopicRoute::class,
+        SearchRoute::class
     ).associateBy { it.qualifiedName }
 
     // TODO: We are using Dispatchers.Main so that we can access SavedStateHandle in toRoute,
@@ -243,6 +245,7 @@ class Nav3NavigatorSimple(val navController: NavHostController){
                                 when (className) {
                                     BookmarksRoute::class.qualifiedName -> entry.toRoute<BookmarksRoute>()
                                     TopicRoute::class.qualifiedName -> entry.toRoute<TopicRoute>()
+                                    SearchRoute::class.qualifiedName -> entry.toRoute<SearchRoute>()
                                     else -> entry
                                 }
                             }

feature/search/build.gradle.kts

@@ -27,6 +27,7 @@ android {
 dependencies {
     implementation(projects.core.data)
     implementation(projects.core.domain)
+    implementation(projects.core.navigation)
 
     testImplementation(projects.core.testing)
 

feature/search/src/main/kotlin/com/google/samples/apps/nowinandroid/feature/search/navigation/SearchNavigation.kt

@@ -20,6 +20,8 @@ import androidx.navigation.NavController
 import androidx.navigation.NavGraphBuilder
 import androidx.navigation.NavOptions
 import androidx.navigation.compose.composable
+import androidx.navigation3.runtime.EntryProviderBuilder
+import androidx.navigation3.runtime.entry
 import com.google.samples.apps.nowinandroid.feature.search.SearchRoute
 import kotlinx.serialization.Serializable
 
@@ -28,14 +30,14 @@ import kotlinx.serialization.Serializable
 fun NavController.navigateToSearch(navOptions: NavOptions? = null) =
     navigate(SearchRoute, navOptions)
 
-fun NavGraphBuilder.searchScreen(
+fun EntryProviderBuilder<Any>.searchScreen(
     onBackClick: () -> Unit,
     onInterestsClick: () -> Unit,
     onTopicClick: (String) -> Unit,
 ) {
     // TODO: Handle back stack for each top-level destination. At the moment each top-level
     // destination may have own search screen's back stack.
-    composable<SearchRoute> {
+    entry<SearchRoute> {
         SearchRoute(
             onBackClick = onBackClick,
             onInterestsClick = onInterestsClick,