[BOOK-46] feat: core:network 모듈 추가 및 API 통신 환경 구축

Author: easyhooon

core/network/.gitignore

@@ -0,0 +1 @@
+/build

core/network/build.gradle.kts

@@ -0,0 +1,38 @@
+@file:Suppress("INLINE_FROM_HIGHER_PLATFORM")
+
+import com.android.build.gradle.internal.cxx.configure.gradleLocalProperties
+
+
+plugins {
+    alias(libs.plugins.booket.android.library)
+    alias(libs.plugins.booket.android.retrofit)
+    alias(libs.plugins.booket.android.hilt)
+}
+
+android {
+    namespace = "com.ninecraft.booket.core.network"
+
+    buildFeatures {
+        buildConfig = true
+    }
+
+    buildTypes {
+        getByName("debug") {
+            buildConfigField("String", "SERVER_BASE_URL", getServerBaseUrl("DEBUG_SERVER_BASE_URL"))
+        }
+
+        getByName("release") {
+            buildConfigField("String", "SERVER_BASE_URL", getServerBaseUrl("RELEASE_SERVER_BASE_URL"))
+        }
+    }
+}
+
+dependencies {
+    implementations(
+        libs.logger,
+    )
+}
+
+fun getServerBaseUrl(propertyKey: String): String {
+    return gradleLocalProperties(rootDir, providers).getProperty(propertyKey)
+}

core/network/src/main/kotlin/com/ninecraft/booket/core/network/di/NetworkModule.kt

@@ -0,0 +1,81 @@
+package com.ninecraft.booket.core.network.di
+
+import com.orhanobut.logger.Logger
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+import kotlinx.serialization.json.Json
+import okhttp3.MediaType.Companion.toMediaType
+import okhttp3.OkHttpClient
+import okhttp3.logging.HttpLoggingInterceptor
+import retrofit2.Retrofit
+import retrofit2.converter.kotlinx.serialization.asConverterFactory
+import com.ninecraft.booket.core.network.BuildConfig
+import com.ninecraft.booket.core.network.service.BooketService
+import retrofit2.create
+import java.util.concurrent.TimeUnit
+import javax.inject.Singleton
+
+private const val MaxTimeoutMillis = 15_000L
+
+private val jsonRule = Json {
+    encodeDefaults = true
+    ignoreUnknownKeys = true
+    prettyPrint = true
+    isLenient = true
+}
+
+private val jsonConverterFactory = jsonRule.asConverterFactory("application/json".toMediaType())
+
+@Module
+@InstallIn(SingletonComponent::class)
+internal object NetworkModule {
+
+    @Singleton
+    @Provides
+    internal fun provideHttpLoggingInterceptor(): HttpLoggingInterceptor {
+        return HttpLoggingInterceptor { message ->
+            Logger.d(message)
+        }.apply {
+            level = if (BuildConfig.DEBUG) {
+                HttpLoggingInterceptor.Level.BODY
+            } else {
+                HttpLoggingInterceptor.Level.NONE
+            }
+        }
+    }
+
+    @Singleton
+    @Provides
+    internal fun providePokemonOkHttpClient(
+        httpLoggingInterceptor: HttpLoggingInterceptor,
+    ): OkHttpClient {
+        return OkHttpClient.Builder()
+            .connectTimeout(MaxTimeoutMillis, TimeUnit.MILLISECONDS)
+            .readTimeout(MaxTimeoutMillis, TimeUnit.MILLISECONDS)
+            .writeTimeout(MaxTimeoutMillis, TimeUnit.MILLISECONDS)
+            .addInterceptor(httpLoggingInterceptor)
+            .build()
+    }
+
+    @Singleton
+    @Provides
+    internal fun providePokemonApiRetrofit(
+        okHttpClient: OkHttpClient,
+    ): Retrofit {
+        return Retrofit.Builder()
+            .baseUrl(BuildConfig.SERVER_BASE_URL)
+            .client(okHttpClient)
+            .addConverterFactory(jsonConverterFactory)
+            .build()
+    }
+
+    @Singleton
+    @Provides
+    internal fun provideBooketService(
+        retrofit: Retrofit,
+    ): BooketService {
+        return retrofit.create()
+    }
+}

core/network/src/main/kotlin/com/ninecraft/booket/core/network/response/HealthCheckResponse.kt

@@ -0,0 +1,10 @@
+package com.easyhooon.pokedex.core.network.response
+
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
+
+@Serializable
+data class HealthCheckResponse(
+    @SerialName("status")
+    val status: String,
+)

core/network/src/main/kotlin/com/ninecraft/booket/core/network/service/BooketService.kt

@@ -0,0 +1,9 @@
+package com.ninecraft.booket.core.network.service
+
+import com.easyhooon.pokedex.core.network.response.HealthCheckResponse
+import retrofit2.http.GET
+
+interface BooketService {
+    @GET("health")
+    suspend fun checkServerHealth(): HealthCheckResponse
+}

settings.gradle.kts

@@ -24,6 +24,7 @@ include(
     ":app",
 
     ":core:designsystem",
+    ":core:network",
 
     ":feature:home",
     ":feature:library",