[FEAT/#7] kakao login

app/build.gradle.kts

@@ -27,14 +27,21 @@ android {
             "BASE_URL",
             gradleLocalProperties(rootDir).getProperty("base.url"),
         )
+        buildConfigField(
+            "String",
+            "NATIVE_APP_KEY",
+            gradleLocalProperties(rootDir).getProperty("native.app.key"),
+        )
+        manifestPlaceholders["NATIVE_APP_KEY"] =
+            gradleLocalProperties(rootDir).getProperty("native.app.key")
     }
 
     buildTypes {
         release {
             isMinifyEnabled = false
             proguardFiles(
-                    getDefaultProguardFile("proguard-android-optimize.txt"),
-                    "proguard-rules.pro",
+                getDefaultProguardFile("proguard-android-optimize.txt"),
+                "proguard-rules.pro",
             )
         }
     }
@@ -95,4 +102,8 @@ dependencies {
         implementation(timber)
         implementation(ossLicense)
     }
-}
+
+    KakaoDependencies.run {
+        implementation(user)
+    }
+}

app/src/main/AndroidManifest.xml

@@ -15,6 +15,21 @@
         android:usesCleartextTraffic="true"
         tools:targetApi="31">
 
+        <activity
+            android:name="com.kakao.sdk.auth.AuthCodeHandlerActivity"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.VIEW" />
+
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+
+                <data
+                    android:host="oauth"
+                    android:scheme="kakao${NATIVE_APP_KEY}" />
+            </intent-filter>
+        </activity>
+
         <activity
             android:name="com.going.presentation.mock.MockActivity"
             android:exported="true"
@@ -28,4 +43,4 @@
 
     </application>
 
-</manifest>
+</manifest>

app/src/main/java/com/going/going/MyApp.kt

@@ -2,6 +2,7 @@ package com.going.going
 
 import android.app.Application
 import androidx.appcompat.app.AppCompatDelegate
+import com.kakao.sdk.common.KakaoSdk
 import dagger.hilt.android.HiltAndroidApp
 import timber.log.Timber
 
@@ -13,6 +14,7 @@ class MyApp : Application() {
 
         initTimber()
         setDayMode()
+        initKakaoSdk()
     }
 
     private fun initTimber() {
@@ -23,4 +25,7 @@ class MyApp : Application() {
         AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_NO)
     }
 
-}
+    private fun initKakaoSdk() {
+        KakaoSdk.init(this, BuildConfig.NATIVE_APP_KEY)
+    }
+}

build.gradle.kts

@@ -14,4 +14,4 @@ buildscript {
 
 tasks.register("clean", Delete::class) {
     delete(rootProject.buildDir)
-}
+}

buildSrc/src/main/kotlin/Constants.kt

@@ -5,4 +5,4 @@ object Constants {
     const val targetSdk = 34
     const val versionCode = 1
     const val versionName = "1.0"
-}
+}

buildSrc/src/main/kotlin/Dependencies.kt

@@ -92,4 +92,8 @@ object FirebaseDependencies {
     const val crashlytics = "com.google.firebase:firebase-crashlytics-ktx"
     const val analytics = "com.google.firebase:firebase-analytics-ktx"
     const val remoteConfig = "com.google.firebase:firebase-config-ktx"
-}
+}
+
+object KakaoDependencies {
+    const val user = "com.kakao.sdk:v2-user:${Versions.kakaoVersion}"
+}

buildSrc/src/main/kotlin/Versions.kt

@@ -33,7 +33,7 @@ object Versions {
     const val balloonVersion = "1.4.5"
     const val lottieVersion = "6.0.0"
     const val circularProgressBar = "3.1.0"
-    const val kakaoVersion = "2.14.0"
+    const val kakaoVersion = "2.19.0"
     const val circleIndicatorVersion = "2.1.6"
     const val shimmerVersion = "0.5.0"
     const val navigationVersion = "2.6.0"
@@ -44,4 +44,4 @@ object Versions {
 
     val javaVersion = JavaVersion.VERSION_17
     const val jvmVersion = "17"
-}
+}

domain/src/main/kotlin/com/going/domain/entity/response/AuthTokenModel.kt

@@ -0,0 +1,7 @@
+package com.going.domain.entity.response
+
+data class AuthTokenModel(
+    val isResigned: Boolean,
+    val accessToken: String,
+    val refreshToken: String,
+)

gradle/wrapper/gradle-wrapper.properties

@@ -1,4 +1,4 @@
-#Tue Dec 26 03:22:09 KST 2023
+#Fri Dec 29 23:45:17 KST 2023
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 distributionUrl=https\://services.gradle.org/distributions/gradle-8.0-bin.zip

presentation/build.gradle.kts

@@ -84,4 +84,8 @@ dependencies {
         implementation(circularProgressBar)
         implementation(circleIndicator)
     }
-}
+
+    KakaoDependencies.run {
+        implementation(user)
+    }
+}

presentation/src/main/java/com/going/presentation/auth/LoginActivity.kt

@@ -0,0 +1,63 @@
+package com.going.presentation.auth
+
+import android.os.Bundle
+import androidx.activity.viewModels
+import androidx.lifecycle.flowWithLifecycle
+import androidx.lifecycle.lifecycleScope
+import com.going.presentation.R
+import com.going.presentation.databinding.ActivityLoginBinding
+import com.going.ui.base.BaseActivity
+import com.going.ui.extension.UiState
+import com.going.ui.extension.setOnSingleClickListener
+import kotlinx.coroutines.flow.launchIn
+import kotlinx.coroutines.flow.onEach
+
+class LoginActivity : BaseActivity<ActivityLoginBinding>(R.layout.activity_login) {
+    private val viewModel by viewModels<LoginViewModel>()
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        initKakaoLoginButtonClickListener()
+        observeInfo()
+    }
+
+    private fun initKakaoLoginButtonClickListener() {
+        binding.btnSignIn.setOnSingleClickListener {
+            viewModel.startKakaoLogIn(this)
+        }
+    }
+
+    private fun observeInfo() {
+        observeIsAppLoginAvailable()
+        observePostChangeTokenState()
+    }
+
+    private fun observeIsAppLoginAvailable() {
+        viewModel.isAppLoginAvailable.flowWithLifecycle(lifecycle).onEach { canLogin ->
+            if (!canLogin) viewModel.startKakaoLogIn(this)
+        }.launchIn(lifecycleScope)
+    }
+
+    private fun observePostChangeTokenState() {
+        viewModel.postChangeTokenState.flowWithLifecycle(lifecycle).onEach { tokenState ->
+            when (tokenState) {
+                is UiState.Success -> {
+                    // 성공 했을 때 로직
+                }
+
+                is UiState.Failure -> {
+                    // 실패 했을 때 로직
+                }
+
+                is UiState.Empty -> {
+                    // 여튼 로직
+                }
+
+                is UiState.Loading -> {
+                    // 로딩 중 로직
+                }
+            }
+        }.launchIn(lifecycleScope)
+    }
+}

presentation/src/main/java/com/going/presentation/auth/LoginViewModel.kt

@@ -0,0 +1,82 @@
+package com.going.presentation.auth
+
+import android.content.Context
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import com.going.domain.entity.response.AuthTokenModel
+import com.going.ui.extension.UiState
+import com.kakao.sdk.auth.model.OAuthToken
+import com.kakao.sdk.common.model.ClientError
+import com.kakao.sdk.common.model.ClientErrorCause
+import com.kakao.sdk.user.UserApiClient
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.launch
+
+class LoginViewModel : ViewModel() {
+    private val _postChangeTokenState = MutableStateFlow<UiState<AuthTokenModel>>(UiState.Empty)
+    val postChangeTokenState: StateFlow<UiState<AuthTokenModel?>> = _postChangeTokenState
+
+    private val _isAppLoginAvailable = MutableStateFlow(true)
+    val isAppLoginAvailable: StateFlow<Boolean> = _isAppLoginAvailable
+
+    private var webLoginCallback: (OAuthToken?, Throwable?) -> Unit = { token, error ->
+        if (error == null && token != null) {
+            changeTokenFromServer(
+                accessToken = token.accessToken,
+            )
+        }
+    }
+
+    private var appLoginCallback: (OAuthToken?, Throwable?) -> Unit = { token, error ->
+        if (error != null) {
+            // 뒤로가기 경우 예외 처리
+            if (!(error is ClientError && error.reason == ClientErrorCause.Cancelled)) {
+                _isAppLoginAvailable.value = false
+            }
+        } else if (token != null) {
+            changeTokenFromServer(
+                accessToken = token.accessToken,
+            )
+        }
+    }
+
+    fun startKakaoLogIn(context: Context) {
+        if (UserApiClient.instance.isKakaoTalkLoginAvailable(context) && isAppLoginAvailable.value) {
+            UserApiClient.instance.loginWithKakaoTalk(
+                context = context,
+                callback = appLoginCallback,
+            )
+        } else {
+            UserApiClient.instance.loginWithKakaoAccount(
+                context = context,
+                callback = webLoginCallback,
+            )
+        }
+    }
+
+    // 서버통신 - 카카오 토큰 보내서 서비스 토큰 받아오기 - 서버와 협의 후 수정예정
+    private fun changeTokenFromServer(
+        accessToken: String,
+        social: String = KAKAO,
+    ) {
+        _postChangeTokenState.value = UiState.Loading
+
+        viewModelScope.launch {
+            // 통신 로직
+
+            // 성공시 서버에서 준 정보를 넣는 예시 코드
+            _postChangeTokenState.value = UiState.Success(
+                AuthTokenModel(
+                    isResigned = true,
+                    accessToken = "testAccessToekn",
+                    refreshToken = "testRefreshToekn",
+                ),
+            )
+        }
+    }
+
+    companion object {
+        const val KAKAO = "KAKAO"
+    }
+}

presentation/src/main/java/com/going/presentation/mock/MockActivity.kt

@@ -58,5 +58,4 @@ class MockActivity() : BaseActivity<ActivityMockBinding>(R.layout.activity_mock)
         super.onDestroy()
         _adapter = null
     }
-
-}
+}

presentation/src/main/res/layout/activity_login.xml

@@ -0,0 +1,67 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+
+    <data>
+
+    </data>
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <TextView
+            android:id="@+id/tv_sign_in_title"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginHorizontal="16dp"
+            android:layout_marginBottom="8dp"
+            android:gravity="center"
+            android:lineHeight="42dp"
+            android:text="@string/sign_in_tv_title"
+            android:textColor="@color/white"
+            app:layout_constraintBottom_toTopOf="@id/iv_sign_in"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent" />
+
+        <ImageView
+            android:id="@+id/iv_sign_in"
+            android:layout_width="0dp"
+            android:layout_height="0dp"
+            android:minHeight="340dp"
+            android:scaleType="centerCrop"
+            android:src="@drawable/img_sign_in_main"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintDimensionRatio="1"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+        <ImageView
+            android:id="@+id/btn_sign_in"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginHorizontal="16dp"
+            android:src="@drawable/img_sign_in_kakao_button"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/iv_sign_in" />
+
+        <TextView
+            android:id="@+id/tv_sign_in_terms"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginHorizontal="16dp"
+            android:layout_marginTop="12dp"
+            android:layout_marginBottom="8dp"
+            android:gravity="center"
+            android:lineHeight="42dp"
+            android:text="@string/sign_in_tv_terms"
+            android:textColor="@color/white"
+            app:layout_constraintTop_toBottomOf="@id/btn_sign_in"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</layout>

presentation/src/main/res/values/strings.xml

@@ -8,4 +8,7 @@
 
     <string name="server_error">서버 통신에 실패했습니다.</string>
 
+    <string name="sign_in_tv_title">여행을 시작해보세요</string>
+    <string name="sign_in_tv_terms"><u>개인정보처리방침</u></string>
+
 </resources>

settings.gradle.kts

@@ -11,6 +11,9 @@ dependencyResolutionManagement {
     repositories {
         google()
         mavenCentral()
+
+        // KakaoSDK repository
+        maven(url = "https://devrepo.kakao.com/nexus/content/groups/public/")
     }
 }