feat/#8: UserDatasource, UserRepository 구현

data/build.gradle.kts

@@ -42,6 +42,7 @@ dependencies {
     implementation(libs.material)
 
     implementation(libs.hilt)
+    implementation(project(":domain"))
     ksp(libs.hilt.compiler)
     implementation(libs.kotlinx.serialization.json)
 

data/src/main/java/org/sopt/and/data/datasource/UserDataSource.kt

@@ -0,0 +1,30 @@
+package org.sopt.and.data.datasource
+
+import android.content.SharedPreferences
+import jakarta.inject.Inject
+import org.sopt.and.data.di.UserSharedPreference
+
+internal class UserDataSource @Inject constructor(
+    @UserSharedPreference private val userSharedPreference: SharedPreferences
+) {
+
+    var id: String
+        get() = userSharedPreference.getString(ID, "").toString()
+        set(value) = userSharedPreference.edit().putString(ID, value).apply()
+
+    var password: String
+        get() = userSharedPreference.getString(PASSWORD, "").toString()
+        set(value) = userSharedPreference.edit().putString(PASSWORD, value).apply()
+
+    fun clearIdPassword() {
+        id = DEFAULT_STRING
+        password = DEFAULT_STRING
+        userSharedPreference.edit().clear().apply()
+    }
+
+    companion object {
+        private const val ID = "id"
+        private const val PASSWORD = "password"
+        private const val DEFAULT_STRING = ""
+    }
+}

data/src/main/java/org/sopt/and/data/di/DataSourceModule.kt

@@ -0,0 +1,21 @@
+package org.sopt.and.data.di
+
+import android.content.SharedPreferences
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+import org.sopt.and.data.datasource.UserDataSource
+import javax.inject.Singleton
+
+@Module
+@InstallIn(SingletonComponent::class)
+internal object DataSourceModule {
+
+    @Singleton
+    @Provides
+    fun provideUserDataSource(
+        @UserSharedPreference userSharedPreference: SharedPreferences
+    ): UserDataSource = UserDataSource(userSharedPreference)
+
+}

data/src/main/java/org/sopt/and/data/di/RepositoryModule.kt

@@ -0,0 +1,16 @@
+package org.sopt.and.data.di
+
+import dagger.Binds
+import dagger.Module
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+import org.sopt.and.data.repository.UserRepositoryImpl
+import org.sopt.and.domain.repository.UserRepository
+
+@Module
+@InstallIn(SingletonComponent::class)
+internal interface RepositoryModule {
+
+    @Binds
+    fun bindUserRepository(userRepositoryImpl: UserRepositoryImpl): UserRepository
+}

data/src/main/java/org/sopt/and/data/repository/UserRepositoryImpl.kt

@@ -0,0 +1,23 @@
+package org.sopt.and.data.repository
+
+import jakarta.inject.Inject
+import org.sopt.and.data.datasource.UserDataSource
+import org.sopt.and.domain.repository.UserRepository
+
+internal class UserRepositoryImpl @Inject constructor(
+    private val userDataSource: UserDataSource
+): UserRepository {
+    override fun saveUser(id: String, password: String) {
+        userDataSource.id = id
+        userDataSource.password = password
+    }
+
+    override fun clearIdPassword() {
+        userDataSource.clearIdPassword()
+    }
+
+    override fun getId(): String {
+        return userDataSource.id
+    }
+
+}

domain/src/main/java/org/sopt/and/domain/repository/UserRepository.kt

@@ -0,0 +1,7 @@
+package org.sopt.and.domain.repository
+
+interface UserRepository {
+    fun saveUser(id: String, password: String)
+    fun clearIdPassword()
+    fun getId(): String
+}