refactor: add branch for debug

Author: giovannijunseokim

app/build.gradle.kts

@@ -1,8 +1,8 @@
 plugins {
+    id("kotlin-kapt")
     alias(libs.plugins.android.application)
     alias(libs.plugins.android.junit5)
     alias(libs.plugins.kotlin.android)
-    id("kotlin-kapt")
     alias(libs.plugins.serialization)
 }
 
@@ -23,12 +23,16 @@ android {
     }
 
     buildTypes {
+        debug {
+            buildConfigField("boolean", "DEBUG", "true")
+        }
         release {
             isMinifyEnabled = false
             proguardFiles(
                 getDefaultProguardFile("proguard-android-optimize.txt"),
                 "proguard-rules.pro",
             )
+            buildConfigField("boolean", "DEBUG", "false")
         }
     }
     compileOptions {
@@ -46,12 +50,13 @@ android {
     }
     buildFeatures {
         dataBinding = true
+        buildConfig = true
     }
 }
 
 dependencies {
-    implementation(libs.androidx.activity)
     kapt(libs.androidx.room.compiler)
+    implementation(libs.androidx.activity)
     implementation(libs.androidx.activity.ktx)
     implementation(libs.androidx.appcompat)
     implementation(libs.androidx.constraintlayout)

app/src/main/java/woowacourse/shopping/data/API.kt

@@ -6,18 +6,16 @@ import okhttp3.MediaType.Companion.toMediaType
 import okhttp3.OkHttpClient
 import okhttp3.logging.HttpLoggingInterceptor
 import retrofit2.Retrofit
+import woowacourse.shopping.BuildConfig
 import woowacourse.shopping.data.cart.service.CartService
 import woowacourse.shopping.data.product.service.ProductService
 
 object API {
     private val client: OkHttpClient =
         OkHttpClient
             .Builder()
-            .addInterceptor(
-                HttpLoggingInterceptor().apply {
-                    level = HttpLoggingInterceptor.Level.BODY
-                },
-            ).build()
+            .addHttpLoggingInterceptor()
+            .build()
 
     private val retrofit =
         Retrofit
@@ -29,4 +27,12 @@ object API {
 
     val productService: ProductService = retrofit.create(ProductService::class.java)
     val cartService: CartService = retrofit.create(CartService::class.java)
+
+    private fun OkHttpClient.Builder.addHttpLoggingInterceptor() =
+        addInterceptor(
+            HttpLoggingInterceptor().apply {
+                level =
+                    if (BuildConfig.DEBUG) HttpLoggingInterceptor.Level.BODY else HttpLoggingInterceptor.Level.NONE
+            },
+        )
 }

app/src/main/java/woowacourse/shopping/data/ProductsHttpClient.kt

@@ -7,6 +7,7 @@ import okhttp3.Request
 import okhttp3.RequestBody.Companion.toRequestBody
 import okhttp3.Response
 import okhttp3.logging.HttpLoggingInterceptor
+import woowacourse.shopping.BuildConfig
 import woowacourse.shopping.data.cart.dto.CartItemRequest
 import woowacourse.shopping.data.cart.dto.CartQuantityResponse
 import woowacourse.shopping.data.cart.dto.CartResponse
@@ -111,11 +112,8 @@ class ProductsHttpClient(
     private val client: OkHttpClient =
         OkHttpClient
             .Builder()
-            .addInterceptor(
-                HttpLoggingInterceptor().apply {
-                    level = HttpLoggingInterceptor.Level.BODY
-                },
-            ).build()
+            .addHttpLoggingInterceptor()
+            .build()
 
     private fun http(
         httpMethod: HttpMethod,
@@ -146,6 +144,14 @@ class ProductsHttpClient(
         }
     }
 
+    private fun OkHttpClient.Builder.addHttpLoggingInterceptor() =
+        addInterceptor(
+            HttpLoggingInterceptor().apply {
+                level =
+                    if (BuildConfig.DEBUG) HttpLoggingInterceptor.Level.BODY else HttpLoggingInterceptor.Level.NONE
+            },
+        )
+
     companion object {
         private const val PATH_CART_ITEMS = "/cart-items"
         private const val MEDIA_TYPE_JSON = "application/json"