[TNT-143] feat: Navigation 기초 세팅 구현

core/navigation/src/main/java/co/kr/tnt/navigation/RouteModel.kt

@@ -3,6 +3,9 @@ package co.kr.tnt.navigation
 import kotlinx.serialization.Serializable
 
 sealed interface Route {
+    @Serializable
+    data object HomeBase : Route
+
     @Serializable
     data object Home : Route
 }

feature/home/src/main/java/co/kr/tnt/home/HomeScreen.kt

@@ -9,11 +9,19 @@ import androidx.compose.ui.Modifier
 import androidx.hilt.navigation.compose.hiltViewModel
 
 @Composable
-fun HomeScreen(
-    @Suppress("UnusedParameter")
+@Suppress("UnusedParameter")
+internal fun HomeRoute(
     viewModel: HomeViewModel = hiltViewModel(),
 ) {
+    HomeScreen()
+}
+
+@Composable
+fun HomeScreen() {
     Scaffold(modifier = Modifier.fillMaxSize()) { innerPadding ->
-        Text("home", modifier = Modifier.padding(innerPadding))
+        Text(
+            text = "home",
+            modifier = Modifier.padding(innerPadding),
+        )
     }
 }

feature/home/src/main/java/co/kr/tnt/home/navigation/HomeNavigation.kt

@@ -0,0 +1,25 @@
+package co.kr.tnt.home.navigation
+
+import androidx.navigation.NavController
+import androidx.navigation.NavGraphBuilder
+import androidx.navigation.NavOptions
+import androidx.navigation.compose.composable
+import androidx.navigation.compose.navigation
+import co.kr.tnt.home.HomeRoute
+import co.kr.tnt.navigation.Route
+
+fun NavController.navigateToHome(navOptions: NavOptions) = navigate(
+    route = Route.Home,
+    navOptions = navOptions,
+)
+
+fun NavGraphBuilder.homeNavGraph(
+    homeDestination: NavGraphBuilder.() -> Unit,
+) {
+    navigation<Route.HomeBase>(startDestination = Route.Home) {
+        composable<Route.Home> {
+            HomeRoute()
+        }
+    }
+    homeDestination()
+}

feature/main/build.gradle.kts

@@ -9,6 +9,8 @@ android {
 }
 
 dependencies {
+    implementation(projects.feature.home)
+
     implementation(libs.androidx.core.ktx)
     implementation(libs.androidx.appcompat)
     implementation(libs.androidx.activity.compose)

feature/main/src/main/java/co/kr/tnt/main/ui/TnTApp.kt

@@ -1,29 +1,12 @@
 package co.kr.tnt.main.ui
 
-import androidx.compose.foundation.layout.fillMaxSize
-import androidx.compose.foundation.layout.padding
-import androidx.compose.material3.Scaffold
-import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
-import androidx.compose.ui.Modifier
 
 @Composable
-@Suppress("UnusedParameter")
 fun TnTApp(
     appState: TnTAppState,
 ) {
-    Scaffold(modifier = Modifier.fillMaxSize()) { innerPadding ->
-        Greeting(
-            name = "Trainer & Trainee",
-            modifier = Modifier.padding(innerPadding),
-        )
-    }
-}
-
-@Composable
-fun Greeting(name: String, modifier: Modifier = Modifier) {
-    Text(
-        text = "Hello $name!",
-        modifier = modifier,
+    TnTNavHost(
+        appState = appState,
     )
 }

feature/main/src/main/java/co/kr/tnt/main/ui/TnTAppState.kt

@@ -3,11 +3,27 @@ package co.kr.tnt.main.ui
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.Stable
 import androidx.compose.runtime.remember
+import androidx.navigation.NavDestination
+import androidx.navigation.NavHostController
+import androidx.navigation.compose.currentBackStackEntryAsState
+import androidx.navigation.compose.rememberNavController
+import co.kr.tnt.navigation.Route
 
 @Composable
-fun rememberTnTAppState(): TnTAppState {
-    return remember { TnTAppState() }
+fun rememberTnTAppState(
+    navController: NavHostController = rememberNavController(),
+): TnTAppState {
+    return remember { TnTAppState(navController) }
 }
 
 @Stable
-class TnTAppState
+@Suppress("UnusedPrivateProperty")
+class TnTAppState(
+    val navController: NavHostController,
+) {
+    private val currentDestination: NavDestination?
+        @Composable get() = navController
+            .currentBackStackEntryAsState().value?.destination
+
+    val startDestination = Route.HomeBase
+}

feature/main/src/main/java/co/kr/tnt/main/ui/TnTNavHost.kt

@@ -0,0 +1,28 @@
+package co.kr.tnt.main.ui
+
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.navigation.compose.NavHost
+import co.kr.tnt.home.navigation.homeNavGraph
+
+@Composable
+fun TnTNavHost(
+    appState: TnTAppState,
+    modifier: Modifier = Modifier,
+) {
+    val navController = appState.navController
+
+    Box(
+        modifier = modifier.fillMaxSize(),
+    ) {
+        NavHost(
+            navController = navController,
+            startDestination = appState.startDestination,
+        ) {
+            homeNavGraph {
+            }
+        }
+    }
+}