Начало архитектуры

app/src/main/AndroidManifest.xml

@@ -13,9 +13,8 @@
         android:theme="@style/Theme.Wallenc"
         tools:targetApi="31">
         <activity
-            android:name=".MainActivity"
+            android:name=".ui.MainActivity"
             android:exported="true"
-            android:label="@string/app_name"
             android:theme="@style/Theme.Wallenc">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />

app/src/main/java/ru/freedominc/wallenc/MainActivity.kt

@@ -1,47 +0,0 @@
-package ru.freedominc.wallenc
-
-import android.os.Bundle
-import androidx.activity.ComponentActivity
-import androidx.activity.compose.setContent
-import androidx.activity.enableEdgeToEdge
-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 ru.freedominc.wallenc.ui.theme.WallencTheme
-
-class MainActivity : ComponentActivity() {
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        enableEdgeToEdge()
-        setContent {
-            WallencTheme {
-                Scaffold(modifier = Modifier.fillMaxSize()) { innerPadding ->
-                    Greeting(
-                        name = "Android",
-                        modifier = Modifier.padding(innerPadding)
-                    )
-                }
-            }
-        }
-    }
-}
-
-@Composable
-fun Greeting(name: String, modifier: Modifier = Modifier) {
-    Text(
-        text = "Hello $name!",
-        modifier = modifier
-    )
-}
-
-@Preview(showBackground = true)
-@Composable
-fun GreetingPreview() {
-    WallencTheme {
-        Greeting("Android")
-    }
-}

app/src/main/java/ru/freedominc/wallenc/ui/MainActivity.kt

@@ -0,0 +1,82 @@
+package ru.freedominc.wallenc.ui
+
+import android.os.Bundle
+import android.widget.Toast
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.activity.enableEdgeToEdge
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxHeight
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.Button
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.tooling.preview.Preview
+import com.yandex.authsdk.YandexAuthLoginOptions
+import com.yandex.authsdk.YandexAuthOptions
+import com.yandex.authsdk.YandexAuthResult
+import com.yandex.authsdk.YandexAuthSdk
+import com.yandex.authsdk.internal.strategy.LoginType
+import ru.freedominc.wallenc.ui.theme.WallencTheme
+
+class MainActivity : ComponentActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        enableEdgeToEdge()
+
+        val sdk = YandexAuthSdk.create(YandexAuthOptions(applicationContext, true))
+        val launcher =
+            registerForActivityResult(sdk.contract) { result -> handleResult(result) }
+        val loginOptions = YandexAuthLoginOptions(LoginType.CHROME_TAB)
+
+        setContent {
+            WallencTheme {
+                Scaffold(modifier = Modifier.fillMaxSize()) { innerPadding ->
+                    Greeting(modifier = Modifier.padding(innerPadding)) {
+
+                        launcher.launch(loginOptions)
+                    }
+                }
+            }
+        }
+    }
+
+    private fun handleResult(result: YandexAuthResult) {
+        when (result) {
+            is YandexAuthResult.Success -> Toast.makeText(applicationContext, "Success: ${result.token}", Toast.LENGTH_SHORT).show()
+            is YandexAuthResult.Failure -> Toast.makeText(applicationContext, "Success: ${result.exception}", Toast.LENGTH_SHORT).show()
+            YandexAuthResult.Cancelled -> Toast.makeText(applicationContext, "Cancel", Toast.LENGTH_SHORT).show()
+        }
+    }
+}
+
+@Composable
+fun Greeting(modifier: Modifier = Modifier, onClick: () -> Unit) {
+    Column(
+        modifier = modifier
+            .fillMaxWidth()
+            .fillMaxHeight(),
+        verticalArrangement = Arrangement.Center,
+        horizontalAlignment = Alignment.CenterHorizontally
+    ) {
+        Button(onClick = onClick) {
+            Text(text = "Login")
+        }
+    }
+}
+
+@Preview(showBackground = true)
+@Composable
+fun GreetingPreview() {
+    WallencTheme {
+        Greeting(Modifier) {
+
+        }
+    }
+}

app/src/main/java/ru/freedominc/wallenc/ui/theme/Theme.kt

@@ -1,6 +1,5 @@
 package ru.freedominc.wallenc.ui.theme
 
-import android.app.Activity
 import android.os.Build
 import androidx.compose.foundation.isSystemInDarkTheme
 import androidx.compose.material3.MaterialTheme