From d032403b55acd88329380ccd27d688dc958ff659 Mon Sep 17 00:00:00 2001
From: hwiwon <hwhwhw74@naver.com>
Date: Wed, 13 Nov 2024 00:36:44 +0900
Subject: [PATCH] =?UTF-8?q?[feat/#8]=20SharedPreferences=EB=A1=9C=20?=
 =?UTF-8?q?=ED=86=A0=ED=81=B0=20=EC=A0=80=EC=9E=A5?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../repository/SharedPreferencesHelper.kt     | 34 +++++++++++++++++++
 .../and/presentation/ui/auth/SignInScreen.kt  |  3 +-
 .../presentation/viewmodel/SignInViewModel.kt | 14 +++++++-
 3 files changed, 49 insertions(+), 2 deletions(-)
 create mode 100644 app/src/main/java/org/sopt/and/data/repository/SharedPreferencesHelper.kt

diff --git a/app/src/main/java/org/sopt/and/data/repository/SharedPreferencesHelper.kt b/app/src/main/java/org/sopt/and/data/repository/SharedPreferencesHelper.kt
new file mode 100644
index 0000000..f32de53
--- /dev/null
+++ b/app/src/main/java/org/sopt/and/data/repository/SharedPreferencesHelper.kt
@@ -0,0 +1,34 @@
+package org.sopt.and.data.repository
+
+import android.content.Context
+import android.content.SharedPreferences
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.android.qualifiers.ApplicationContext
+import dagger.hilt.components.SingletonComponent
+import javax.inject.Singleton
+
+@Module
+@InstallIn(SingletonComponent::class)
+object AppModule {
+    @Provides
+    @Singleton
+    fun provideSharedPreferencesHelper(@ApplicationContext context: Context): SharedPreferencesHelper {
+        return SharedPreferencesHelper(context)
+    }
+}
+
+
+class SharedPreferencesHelper(context: Context) {
+    private val prefs: SharedPreferences =
+        context.getSharedPreferences("app_prefs", Context.MODE_PRIVATE)
+
+    fun saveToken(token: String) {
+        prefs.edit().putString("auth_token", token).apply()
+    }
+
+    fun getToken(): String? {
+        return prefs.getString("auth_token", null)
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/org/sopt/and/presentation/ui/auth/SignInScreen.kt b/app/src/main/java/org/sopt/and/presentation/ui/auth/SignInScreen.kt
index 2744060..866b0f1 100644
--- a/app/src/main/java/org/sopt/and/presentation/ui/auth/SignInScreen.kt
+++ b/app/src/main/java/org/sopt/and/presentation/ui/auth/SignInScreen.kt
@@ -24,6 +24,7 @@ import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.text.input.PasswordVisualTransformation
 import androidx.compose.ui.text.input.VisualTransformation
@@ -46,6 +47,7 @@ fun SignInScreen(
     signInViewModel: SignInViewModel = hiltViewModel(),
     navController: NavHostController
 ) {
+    val context = LocalContext.current
     val signInResult by signInViewModel.loginResult.observeAsState()
 
     var isPasswordVisible by remember { mutableStateOf(false) }
@@ -128,7 +130,6 @@ fun SignInScreen(
                 )
                 signInResult?.let { result ->
                     if (result.isSuccess) {
-                        // 토큰 받아와서 저장
                         coroutineScope.launch {
                             snackbarHostState.showSnackbar("로그인 성공!")
                         }
diff --git a/app/src/main/java/org/sopt/and/presentation/viewmodel/SignInViewModel.kt b/app/src/main/java/org/sopt/and/presentation/viewmodel/SignInViewModel.kt
index e3d78b6..9663434 100644
--- a/app/src/main/java/org/sopt/and/presentation/viewmodel/SignInViewModel.kt
+++ b/app/src/main/java/org/sopt/and/presentation/viewmodel/SignInViewModel.kt
@@ -1,5 +1,6 @@
 package org.sopt.and.presentation.viewmodel
 
+import android.util.Log
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.setValue
@@ -12,11 +13,13 @@ import kotlinx.coroutines.launch
 import org.sopt.and.data.dto.RequestLoginData
 import org.sopt.and.data.dto.ResponseLogin
 import org.sopt.and.data.repository.Auth.LoginRepository
+import org.sopt.and.data.repository.SharedPreferencesHelper
 import javax.inject.Inject
 
 @HiltViewModel
 class SignInViewModel @Inject constructor(
-    private val loginRepository: LoginRepository
+    private val loginRepository: LoginRepository,
+    private val sharedPreferencesHelper: SharedPreferencesHelper
 ) : ViewModel() {
 
     private val _loginResult = MutableLiveData<Result<ResponseLogin>>()
@@ -26,10 +29,19 @@ class SignInViewModel @Inject constructor(
         viewModelScope.launch {
             val loginRequest = RequestLoginData(username, password)
             val result = loginRepository.postLogin(loginRequest)
+            result.onSuccess {
+                val token = it.result.token
+                saveToken(token)
+                Log.d("SignInResultViewModel", "토큰이 저장됐을까.. $token")
+            }
             _loginResult.postValue(result)
         }
     }
 
+    fun saveToken(token: String) {
+        sharedPreferencesHelper.saveToken(token)
+    }
+
     private var _username by mutableStateOf("")
     val username: String
         get() = _username