#3 added navigation routing

android/app/src/main/java/by/eapp/musicroom/MainActivity.kt

@@ -4,44 +4,30 @@ import android.os.Bundle
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
 import androidx.activity.enableEdgeToEdge
+import androidx.activity.viewModels
 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
 import androidx.compose.ui.tooling.preview.Preview
+import androidx.navigation.compose.rememberNavController
+import by.eapp.musicroom.navigation.NavHostController
+import by.eapp.musicroom.screens.test.TestScreen
+import by.eapp.musicroom.screens.test.TestViewModel
 import by.eapp.musicroom.ui.theme.MusicRoomTheme
+import dagger.hilt.android.AndroidEntryPoint
 
+@AndroidEntryPoint
 class MainActivity : ComponentActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         enableEdgeToEdge()
         setContent {
-            MusicRoomTheme {
-                Scaffold(modifier = Modifier.fillMaxSize()) { innerPadding ->
-                    Greeting(
-                        name = "Android",
-                        modifier = Modifier.padding(innerPadding)
-                    )
-                }
-            }
+            val navController = rememberNavController()
+            NavHostController(navController = navController)
         }
     }
 }
 
-@Composable
-fun Greeting(name: String, modifier: Modifier = Modifier) {
-    Text(
-        text = "Hello $name!",
-        modifier = modifier
-    )
-}
-
-@Preview(showBackground = true)
-@Composable
-fun GreetingPreview() {
-    MusicRoomTheme {
-        Greeting("Android")
-    }
-}

android/app/src/main/java/by/eapp/musicroom/navigation/NavHost.kt

@@ -0,0 +1,59 @@
+package by.eapp.musicroom.navigation
+
+
+import RegistrationScreen
+import androidx.compose.animation.AnimatedContentScope
+
+import androidx.compose.animation.AnimatedContentTransitionScope
+import androidx.compose.animation.core.FastOutLinearInEasing
+import androidx.compose.animation.core.LinearOutSlowInEasing
+import androidx.compose.animation.core.tween
+import androidx.compose.runtime.Composable
+import androidx.navigation.NavHostController
+import androidx.navigation.compose.NavHost
+import androidx.navigation.compose.composable
+import by.eapp.musicroom.screens.login.LoginScreen
+
+@Composable
+fun NavHostController(
+    navController: NavHostController,
+) {
+    NavHost(
+        navController = navController,
+        startDestination = Screens.RegistrationScreen.route
+    ) {
+        composable(
+            route = Screens.RegistrationScreen.route,
+            enterTransition = {
+                slideIntoContainer(
+                    AnimatedContentTransitionScope.SlideDirection.Left,
+                    animationSpec = tween(
+                        durationMillis = 500,
+                        easing = LinearOutSlowInEasing
+                    )
+                )
+            },
+
+        ) {
+            RegistrationScreen(navController = navController)
+        }
+        composable(
+            route = Screens.LoginScreen.route,
+            enterTransition = {
+                slideIntoContainer(
+                    AnimatedContentTransitionScope.SlideDirection.Right,
+                    animationSpec = tween(
+                        durationMillis = 500,
+                        easing = LinearOutSlowInEasing
+                    )
+                )
+            },
+
+        ) {
+            LoginScreen(navController = navController)
+        }
+        composable(route = Screens.MainScreen.route) {
+            // MainScreen(navController = navController)
+        }
+    }
+}

android/app/src/main/java/by/eapp/musicroom/navigation/Screens.kt

@@ -0,0 +1,9 @@
+package by.eapp.musicroom.navigation
+
+sealed class Screens(
+    val route: String
+) {
+    data object RegistrationScreen: Screens("registration")
+    data object LoginScreen: Screens("login")
+    data object MainScreen: Screens("main")
+}