[ADD/#8] get follower list 서버통신 함수 설계

app/build.gradle

@@ -25,6 +25,7 @@ android {
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
 
         buildConfigField "String", "BASE_URL", properties['base.url']
+        buildConfigField "String", "REQRES_URL", properties['reqres.url']
     }
 
     buildTypes {

app/src/main/java/org/android/go/sopt/data/entity/remote/response/ResponseGetFollowerListDto.kt

@@ -0,0 +1,51 @@
+package org.android.go.sopt.data.entity.remote.response
+
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
+import org.android.go.sopt.domain.model.Follower
+
+@Serializable
+data class ResponseGetFollowerListDto(
+    @SerialName("page")
+    val page: Int,
+    @SerialName("per_page")
+    val perPage: Int,
+    @SerialName("total")
+    val total: Int,
+    @SerialName("total_pages")
+    val totalPages: Int,
+    @SerialName("data")
+    val data: List<Follower>,
+    @SerialName("support")
+    val support: Support,
+) {
+    @Serializable
+    data class Follower(
+        @SerialName("id")
+        val id: Int,
+        @SerialName("email")
+        val email: String,
+        @SerialName("first_name")
+        val firstName: String,
+        @SerialName("last_name")
+        val lastName: String,
+        @SerialName("avatar")
+        val avatar: String,
+    )
+
+    @Serializable
+    data class Support(
+        @SerialName("url")
+        val url: String,
+        @SerialName("text")
+        val text: String,
+    )
+
+    fun toFollower() = data.map { follower ->
+        Follower(
+            name = "${follower.firstName} ${follower.lastName}",
+            profile = follower.avatar,
+            email = follower.email,
+        )
+    }
+}

app/src/main/java/org/android/go/sopt/data/repository/FollowerRepositoryImpl.kt

@@ -0,0 +1,15 @@
+package org.android.go.sopt.data.repository
+
+import org.android.go.sopt.data.source.remote.FollowerDataSource
+import org.android.go.sopt.domain.model.Follower
+import org.android.go.sopt.domain.repository.FollowerRepository
+import javax.inject.Inject
+
+class FollowerRepositoryImpl @Inject constructor(
+    private val followerDataSource: FollowerDataSource,
+) : FollowerRepository {
+    override suspend fun getFollowerList(page: Int): Result<List<Follower>> =
+        runCatching {
+            followerDataSource.getFollowerList(page).toFollower()
+        }
+}

app/src/main/java/org/android/go/sopt/data/service/FollowerService.kt

@@ -0,0 +1,12 @@
+package org.android.go.sopt.data.service
+
+import org.android.go.sopt.data.entity.remote.response.ResponseGetFollowerListDto
+import retrofit2.http.GET
+import retrofit2.http.Query
+
+interface FollowerService {
+    @GET("users")
+    fun getFollowerList(
+        @Query("page") page: Int,
+    ): ResponseGetFollowerListDto
+}

app/src/main/java/org/android/go/sopt/data/source/remote/FollowerDataSource.kt

@@ -0,0 +1,12 @@
+package org.android.go.sopt.data.source.remote
+
+import org.android.go.sopt.data.entity.remote.response.ResponseGetFollowerListDto
+import org.android.go.sopt.data.service.FollowerService
+import javax.inject.Inject
+
+class FollowerDataSource @Inject constructor(
+    private val followerService: FollowerService,
+) {
+    fun getFollowerList(page: Int): ResponseGetFollowerListDto =
+        followerService.getFollowerList(page)
+}

app/src/main/java/org/android/go/sopt/di/RetrofitModule.kt

@@ -10,7 +10,10 @@ import okhttp3.MediaType.Companion.toMediaType
 import okhttp3.OkHttpClient
 import okhttp3.logging.HttpLoggingInterceptor
 import org.android.go.sopt.BuildConfig.BASE_URL
+import org.android.go.sopt.BuildConfig.REQRES_URL
+import org.android.go.sopt.util.type.BaseUrlType
 import retrofit2.Retrofit
+import javax.inject.Qualifier
 import javax.inject.Singleton
 
 @Module
@@ -31,12 +34,28 @@ object RetrofitModule {
 
     @Provides
     @Singleton
-    fun providesRetrofit(
+    @Retrofit2(BaseUrlType.SOPT)
+    fun providesSoptRetrofit(
         client: OkHttpClient,
     ): Retrofit =
         Retrofit.Builder()
             .baseUrl(BASE_URL)
             .addConverterFactory(Json.asConverterFactory(APPLICATION_JSON.toMediaType()))
             .client(client)
             .build()
+
+    @Provides
+    @Singleton
+    @Retrofit2(BaseUrlType.REQRES)
+    fun providesReqresRetrofit(
+        client: OkHttpClient,
+    ): Retrofit =
+        Retrofit.Builder()
+            .baseUrl(REQRES_URL)
+            .addConverterFactory(Json.asConverterFactory(APPLICATION_JSON.toMediaType()))
+            .client(client)
+            .build()
+
+    @Qualifier
+    annotation class Retrofit2(val baseUrlType: BaseUrlType)
 }

app/src/main/java/org/android/go/sopt/di/ServiceModule.kt

@@ -5,6 +5,7 @@ import dagger.Provides
 import dagger.hilt.InstallIn
 import dagger.hilt.components.SingletonComponent
 import org.android.go.sopt.data.service.AuthService
+import org.android.go.sopt.data.service.FollowerService
 import retrofit2.Retrofit
 import javax.inject.Singleton
 
@@ -15,4 +16,9 @@ object ServiceModule {
     @Singleton
     fun providesAuthService(retrofit: Retrofit): AuthService =
         retrofit.create(AuthService::class.java)
+
+    @Provides
+    @Singleton
+    fun providesFollowerService(retrofit: Retrofit): FollowerService =
+        retrofit.create(FollowerService::class.java)
 }

app/src/main/java/org/android/go/sopt/domain/model/Follower.kt

@@ -0,0 +1,7 @@
+package org.android.go.sopt.domain.model
+
+data class Follower(
+    val name: String,
+    val profile: String,
+    val email: String,
+)

app/src/main/java/org/android/go/sopt/domain/repository/FollowerRepository.kt

@@ -0,0 +1,7 @@
+package org.android.go.sopt.domain.repository
+
+import org.android.go.sopt.domain.model.Follower
+
+interface FollowerRepository {
+    suspend fun getFollowerList(page: Int): Result<List<Follower>>
+}

app/src/main/java/org/android/go/sopt/util/type/BaseUrlType.kt

@@ -0,0 +1,5 @@
+package org.android.go.sopt.util.type
+
+enum class BaseUrlType {
+    SOPT, REQRES
+}