🔀 :: (#34) Google OAuth 구현

app/build.gradle.kts

@@ -19,6 +19,7 @@ dependencies {
     implementation(project(":core:design-system"))
     implementation(project(":core:ui"))
     implementation(project(":core:model"))
+    implementation(project(":core:common"))
 
     implementation(project(":feature:login"))
     implementation(project(":feature:main"))
@@ -27,5 +28,7 @@ dependencies {
     implementation(project(":feature:score-mission"))
     implementation(project(":feature:shop"))
     implementation(libs.junit)
+    implementation(libs.google.services)
+    implementation(libs.play.services.auth)
     androidTestImplementation(libs.androidx.test.ext)
 }

app/google-services.json

@@ -0,0 +1,29 @@
+{
+  "project_info": {
+    "project_number": "322299804217",
+    "project_id": "stack-knowledge-v2",
+    "storage_bucket": "stack-knowledge-v2.appspot.com"
+  },
+  "client": [
+    {
+      "client_info": {
+        "mobilesdk_app_id": "1:322299804217:android:e15d7c6ad9b47cc65e2be8",
+        "android_client_info": {
+          "package_name": "com.kdn.stack_knowledge"
+        }
+      },
+      "oauth_client": [],
+      "api_key": [
+        {
+          "current_key": "AIzaSyBxMjD7Mg9vzfBiuZVBzyR12Ubr-uEZ_hQ"
+        }
+      ],
+      "services": {
+        "appinvite_service": {
+          "other_platform_oauth_client": []
+        }
+      }
+    }
+  ],
+  "configuration_version": "1"
+}

app/src/main/AndroidManifest.xml

@@ -5,7 +5,7 @@
     <uses-permission android:name="android.permission.INTERNET" />
 
     <application
-        android:name="com.stackknowledge.StackKnowledgeApplication"
+        android:name="com.kdn.stack_knowledge.StackKnowledgeApplication"
         android:allowBackup="true"
         android:dataExtractionRules="@xml/data_extraction_rules"
         android:fullBackupContent="@xml/backup_rules"
@@ -15,8 +15,9 @@
         android:supportsRtl="true"
         android:theme="@style/Theme.StackKnowledge"
         tools:targetApi="31">
+
         <activity
-            android:name="com.stackknowledge.MainActivity"
+            android:name="com.kdn.stack_knowledge.MainActivity"
             android:exported="true"
             android:label="@string/app_name"
             android:theme="@style/Theme.StackKnowledge">
@@ -26,6 +27,7 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+
     </application>
 
-</manifest>
+</manifest>

app/src/main/java/com/kdn/stack_knowledge/MainActivity.kt

@@ -0,0 +1,121 @@
+package com.kdn.stack_knowledge
+
+import android.os.Bundle
+import android.util.Log
+import android.widget.Toast
+import androidx.activity.ComponentActivity
+import androidx.activity.OnBackPressedCallback
+import androidx.activity.compose.setContent
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.activity.viewModels
+import androidx.compose.material3.windowsizeclass.ExperimentalMaterial3WindowSizeClassApi
+import androidx.compose.material3.windowsizeclass.calculateWindowSizeClass
+import androidx.compose.runtime.CompositionLocalProvider
+import androidx.lifecycle.viewmodel.compose.LocalViewModelStoreOwner
+import com.example.common.toast.makeToast
+import com.google.android.gms.auth.api.signin.GoogleSignIn
+import com.google.android.gms.auth.api.signin.GoogleSignInAccount
+import com.google.android.gms.auth.api.signin.GoogleSignInClient
+import com.google.android.gms.auth.api.signin.GoogleSignInOptions
+import com.google.android.gms.common.api.ApiException
+import com.google.android.gms.common.api.Scope
+import com.google.android.gms.tasks.Task
+import com.stackknowledge.design_system.theme.StackKnowledgeAndroidTheme
+import com.stackknowledge.login.viewmodel.AuthViewModel
+import com.kdn.stack_knowledge.ui.StackKnowledgeApp
+import com.stackknowledge.user.R
+import dagger.hilt.android.AndroidEntryPoint
+import remote.request.auth.LoginRequestModel
+import javax.inject.Inject
+import javax.inject.Named
+
+@AndroidEntryPoint
+class MainActivity : ComponentActivity() {
+
+    @Inject
+    @Named("GOOGLE_CLIENT_ID")
+    lateinit var googleClientId: String
+
+    @Inject
+    @Named("SCOPE")
+    lateinit var scope: String
+
+    private val viewModel by viewModels<AuthViewModel>()
+
+    private val googleSignInClient: GoogleSignInClient by lazy { getGoogleClient() }
+
+    private val googleSignInLauncher =
+        registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
+            val task: Task<GoogleSignInAccount> =
+                GoogleSignIn.getSignedInAccountFromIntent(result.data)
+            handleGoogleSignInResult(task)
+        }
+
+    private var doubleBackToExitPressedOnce = false
+
+    private var backPressedTimestamp = 0L
+
+    private val onBackPressedCallback = object : OnBackPressedCallback(true) {
+        override fun handleOnBackPressed() {
+            controlTheStackWhenBackPressed()
+        }
+    }
+
+    @OptIn(ExperimentalMaterial3WindowSizeClassApi::class)
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        this.onBackPressedDispatcher.addCallback(this, onBackPressedCallback)
+        setContent {
+            CompositionLocalProvider(LocalViewModelStoreOwner provides this) {
+                StackKnowledgeAndroidTheme { _, _ ->
+                    StackKnowledgeApp(
+                        windowSizeClass = calculateWindowSizeClass(this@MainActivity),
+                        onLoginButtonClick = {
+                            googleSocialLogin()
+                        }
+                    )
+                }
+            }
+        }
+    }
+
+    private fun controlTheStackWhenBackPressed() {
+        val currentTime = System.currentTimeMillis()
+        if (doubleBackToExitPressedOnce && currentTime - backPressedTimestamp <= 2000) {
+            finishAffinity()
+        } else {
+            doubleBackToExitPressedOnce = true
+            backPressedTimestamp = currentTime
+            makeToast(this, getString(R.string.close_app), Toast.LENGTH_SHORT)
+        }
+    }
+
+    private fun googleSocialLogin() {
+        googleSignInClient.signOut().addOnCompleteListener {
+            val signInIntent = googleSignInClient.signInIntent
+            googleSignInLauncher.launch(signInIntent)
+        }
+    }
+
+    private fun getGoogleClient(): GoogleSignInClient {
+        val googleSignInOptions = GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_SIGN_IN)
+            .requestScopes(Scope(scope))
+            .requestServerAuthCode(googleClientId)
+            .requestEmail()
+            .build()
+
+        return GoogleSignIn.getClient(this@MainActivity, googleSignInOptions)
+    }
+
+    private fun handleGoogleSignInResult(task: Task<GoogleSignInAccount>) {
+        val account = task.getResult(ApiException::class.java)
+
+        with(viewModel) {
+            if (isStudent.value) {
+                loginStudent(body = LoginRequestModel(code = account.serverAuthCode.toString()))
+            } else {
+                loginTeacher(body = LoginRequestModel(code = account.serverAuthCode.toString()))
+            }
+        }
+    }
+}

app/src/main/java/com/stackknowledge/StackKnowledgeApplication.kt → app/src/main/java/com/kdn/stack_knowledge/StackKnowledgeApplication.kt

@@ -1,7 +1,7 @@
-package com.stackknowledge
+package com.kdn.stack_knowledge
 
 import android.app.Application
 import dagger.hilt.android.HiltAndroidApp
 
 @HiltAndroidApp
-class StackKnowledgeApplication : Application()
+class StackKnowledgeApplication : Application()

app/src/main/java/com/stackknowledge/navigation/StackKnowledgeNavHost.kt → app/src/main/java/com/kdn/stack_knowledge/navigation/StackKnowledgeNavHost.kt

@@ -1,4 +1,4 @@
-package com.stackknowledge.navigation
+package com.kdn.stack_knowledge.navigation
 
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
@@ -8,10 +8,9 @@ import com.stackknowledge.login.navigation.loginScreen
 import com.stackknowledge.login.navigation.navigateToLogin
 import com.stackknowledge.login.navigation.roleCheckRoute
 import com.stackknowledge.login.navigation.roleCheckScreen
-import com.stackknowledge.main.navigation.mainPageRoute
 import com.stackknowledge.main.navigation.mainScreen
 import com.stackknowledge.main.navigation.navigateToMain
-import com.stackknowledge.navigation.util.bottomNavigationNavigate
+import com.kdn.stack_knowledge.navigation.util.bottomNavigationNavigate
 import com.stackknowledge.ranking.navigation.navigateToRanking
 import com.stackknowledge.ranking.navigation.navigateToTeacherRanking
 import com.stackknowledge.ranking.navigation.rankingScreen
@@ -24,21 +23,20 @@ import com.stackknowledge.shop.navigation.shopRoute
 import com.stackknowledge.shop.navigation.shopScreen
 import com.stackknowledge.shop.navigation.teacherShopRoute
 import com.stackknowledge.shop.navigation.teacherShopScreen
-import com.stackknowledge.ui.StackKnowledgeAppState
-import com.stackkowledge.mission.navigation.createMissionRoute
+import com.kdn.stack_knowledge.ui.StackKnowledgeAppState
 import com.stackkowledge.mission.navigation.createMissionScreen
-import com.stackkowledge.mission.navigation.entireMissionRoute
 import com.stackkowledge.mission.navigation.entireMissionScreen
 import com.stackkowledge.mission.navigation.navigateToEntireMission
 import com.stackkowledge.mission.navigation.navigateToResolveMission
 import com.stackkowledge.mission.navigation.resolveMissionScreen
-import enumdatatype.Authority
+import enumdata.Authority
 
 @Composable
 fun StackKnowledgeNavHost(
     appState: StackKnowledgeAppState,
-    modifier: Modifier = Modifier,
     startDestination: String = roleCheckRoute,
+    modifier: Modifier = Modifier,
+    onLoginButtonClick: () -> Unit = {},
 ) {
     val navController = appState.navController
 
@@ -47,9 +45,12 @@ fun StackKnowledgeNavHost(
         startDestination = startDestination,
         modifier = modifier
     ) {
-        loginScreen()
+        loginScreen(
+            onSuccess = navController::navigateToMain,
+            onLoginButtonClick = onLoginButtonClick
+        )
         roleCheckScreen(
-            onRoleClick = navController::navigateToLogin
+            onRoleButtonClick = navController::navigateToLogin
         )
         mainScreen(
             onNavigate = { role, navType, index ->

app/src/main/java/com/kdn/stack_knowledge/navigation/TopLevelDestination.kt

@@ -0,0 +1,5 @@
+package com.kdn.stack_knowledge.navigation
+
+enum class TopLevelDestination {
+    ROLE_CHECK,
+}

app/src/main/java/com/stackknowledge/navigation/util/BottomNavigationNavigate.kt → app/src/main/java/com/kdn/stack_knowledge/navigation/util/BottomNavigationNavigate.kt

@@ -1,4 +1,4 @@
-package com.stackknowledge.navigation.util
+package com.kdn.stack_knowledge.navigation.util
 
 import androidx.navigation.NavController
 import androidx.navigation.NavGraph.Companion.findStartDestination
@@ -12,7 +12,7 @@ import com.stackknowledge.shop.navigation.navigateToShop
 import com.stackknowledge.shop.navigation.navigateToTeacherShop
 import com.stackkowledge.mission.navigation.navigateToCreateMission
 import com.stackkowledge.mission.navigation.navigateToEntireMission
-import enumdatatype.Authority
+import enumdata.Authority
 
 fun bottomNavigationNavigate(
     role: Authority,

app/src/main/java/com/stackknowledge/ui/StackKnowledgeApp.kt → app/src/main/java/com/kdn/stack_knowledge/ui/StackKnowledgeApp.kt

@@ -1,21 +1,22 @@
-package com.stackknowledge.ui
+package com.kdn.stack_knowledge.ui
 
 import androidx.compose.material3.windowsizeclass.WindowSizeClass
 import androidx.compose.runtime.Composable
 import com.stackknowledge.design_system.theme.StackKnowledgeAndroidTheme
-import com.stackknowledge.navigation.StackKnowledgeNavHost
+import com.kdn.stack_knowledge.navigation.StackKnowledgeNavHost
 
 @Composable
 fun StackKnowledgeApp(
     windowSizeClass: WindowSizeClass,
     appState: StackKnowledgeAppState = rememberStackKnowledgeAppState(
         windowSizeClass = windowSizeClass
     ),
+    onLoginButtonClick: () -> Unit = {},
 ) {
     StackKnowledgeAndroidTheme { _, _ ->
-         StackKnowledgeNavHost(
-             appState = appState,
-             //startDestination = "" <- auth 작업후에 추가
-         )
+        StackKnowledgeNavHost(
+            appState = appState,
+            onLoginButtonClick = onLoginButtonClick
+        )
     }
 }

app/src/main/java/com/stackknowledge/ui/StackKnowledgeAppState.kt → app/src/main/java/com/kdn/stack_knowledge/ui/StackKnowledgeAppState.kt

@@ -1,17 +1,17 @@
-package com.stackknowledge.ui
+package com.kdn.stack_knowledge.ui
 
 import androidx.compose.material3.windowsizeclass.WindowSizeClass
 import androidx.compose.material3.windowsizeclass.WindowWidthSizeClass
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.Stable
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.rememberCoroutineScope
-import androidx.navigation.NavController
 import androidx.navigation.NavDestination
 import androidx.navigation.NavHostController
 import androidx.navigation.compose.currentBackStackEntryAsState
 import androidx.navigation.compose.rememberNavController
-import com.stackknowledge.navigation.TopLevelDestination
+import com.kdn.stack_knowledge.navigation.TopLevelDestination
+import com.stackknowledge.login.navigation.roleCheckRoute
 import kotlinx.coroutines.CoroutineScope
 
 @Composable
@@ -45,7 +45,7 @@ class StackKnowledgeAppState(
 
     val currentTopLevelDestination: TopLevelDestination?
         @Composable get() = when(currentDestination?.route) {
-            // loginRoute 작성
+            roleCheckRoute -> TopLevelDestination.ROLE_CHECK
             else -> null
         }