Merge pull request #6 from Nexters/feature/init-datastore

Feature/init datastore

core/datastore/src/main/java/com/goalpanzi/mission_mate/core/datastore/datasource/AuthDataSource.kt

@@ -0,0 +1,11 @@
+package com.goalpanzi.mission_mate.core.datastore.datasource
+
+import kotlinx.coroutines.flow.Flow
+
+interface AuthDataSource {
+    fun getAccessToken() : Flow<String?>
+    fun getRefreshToken() : Flow<String?>
+
+    fun setAccessToken(accessToken : String) : Flow<Unit>
+    fun setRefreshToken(refreshToken : String) : Flow<Unit>
+}

core/datastore/src/main/java/com/goalpanzi/mission_mate/core/datastore/datasource/AuthDataSourceImpl.kt

@@ -0,0 +1,44 @@
+package com.goalpanzi.mission_mate.core.datastore.datasource
+
+import androidx.datastore.core.DataStore
+import androidx.datastore.preferences.core.Preferences
+import androidx.datastore.preferences.core.edit
+import androidx.datastore.preferences.core.stringPreferencesKey
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.flow
+import kotlinx.coroutines.flow.map
+import javax.inject.Inject
+
+class AuthDataSourceImpl @Inject constructor(
+    private val dataStore: DataStore<Preferences>
+) : AuthDataSource {
+    object PreferencesKey {
+        val ACCESS_TOKEN = stringPreferencesKey("ACCESS_TOKEN")
+        val REFRESH_TOKEN = stringPreferencesKey("REFRESH_TOKEN")
+
+    }
+    override fun getAccessToken(): Flow<String?> =
+        dataStore.data.map { preferences ->
+            preferences[PreferencesKey.ACCESS_TOKEN]
+        }
+
+    override fun getRefreshToken(): Flow<String?> =
+        dataStore.data.map { preferences ->
+            preferences[PreferencesKey.REFRESH_TOKEN]
+        }
+
+    override fun setAccessToken(accessToken: String): Flow<Unit> = flow {
+        dataStore.edit { preferences ->
+            preferences[PreferencesKey.ACCESS_TOKEN] = accessToken
+        }
+        emit(Unit)
+    }
+
+    override fun setRefreshToken(refreshToken: String): Flow<Unit> = flow {
+        dataStore.edit { preferences ->
+            preferences[PreferencesKey.REFRESH_TOKEN] = refreshToken
+        }
+        emit(Unit)
+    }
+
+}

core/datastore/src/main/java/com/goalpanzi/mission_mate/core/datastore/di/DataSourceModule.kt

@@ -0,0 +1,18 @@
+package com.goalpanzi.mission_mate.core.datastore.di
+
+import com.goalpanzi.mission_mate.core.datastore.datasource.AuthDataSource
+import com.goalpanzi.mission_mate.core.datastore.datasource.AuthDataSourceImpl
+import dagger.Binds
+import dagger.Module
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+
+@Module
+@InstallIn(SingletonComponent::class)
+abstract class DataSourceModule {
+
+    @Binds
+    abstract fun bindAuthDataSource(
+        authDataSource: AuthDataSourceImpl
+    ): AuthDataSource
+}

core/datastore/src/main/java/com/goalpanzi/mission_mate/core/datastore/di/DataStoreModule.kt

@@ -0,0 +1,29 @@
+package com.goalpanzi.mission_mate.core.datastore.di
+
+import android.content.Context
+import androidx.datastore.core.DataStore
+import androidx.datastore.preferences.core.PreferenceDataStoreFactory
+import androidx.datastore.preferences.core.Preferences
+import androidx.datastore.preferences.preferencesDataStoreFile
+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
+
+private const val AUTH_PREFERENCES = "auth_preferences"
+
+@InstallIn(SingletonComponent::class)
+@Module
+object DataStoreModule {
+    @Singleton
+    @Provides
+    fun provideAuthPreferencesDataStore(
+        @ApplicationContext context: Context
+    ): DataStore<Preferences> {
+        return PreferenceDataStoreFactory.create(
+            produceFile = { context.preferencesDataStoreFile(AUTH_PREFERENCES) }
+        )
+    }
+}