[FEAT] Hilt 세팅 및 더미코드 작성 , Retrofit 의존성 추가

app/build.gradle.kts

@@ -2,6 +2,8 @@ plugins {
     alias(libs.plugins.android.application)
     alias(libs.plugins.kotlin.android)
     alias(libs.plugins.kotlin.compose)
+    id("com.google.dagger.hilt.android") // Hilt 플러그인 추가
+    kotlin("kapt") // Hilt를 위한 kapt 추가
 }
 
 android {
@@ -62,4 +64,18 @@ dependencies {
 
     // Dots Indicator
     implementation("com.tbuonomo:dotsindicator:5.1.0")
+
+    // Hilt
+    implementation(libs.hilt.android)
+    kapt(libs.hilt.compiler)
+    implementation(libs.androidx.hilt.navigation.compose)
+
+    // Retrofit
+    implementation(libs.retrofit)
+    implementation(libs.converter.gson)
+}
+
+// Hilt를 사용할 때 필요한 Annotation Processor
+kapt {
+    correctErrorTypes = true
 }

app/src/main/AndroidManifest.xml

@@ -3,6 +3,7 @@
     xmlns:tools="http://schemas.android.com/tools">
 
     <application
+        android:name=".OurMenuApp"
         android:allowBackup="true"
         android:dataExtractionRules="@xml/data_extraction_rules"
         android:fullBackupContent="@xml/backup_rules"

app/src/main/java/com/kuit/ourmenu/MainActivity.kt

@@ -12,7 +12,9 @@ import androidx.navigation.compose.rememberNavController
 import com.kuit.ourmenu.ui.navigator.MainNavGraph
 import com.kuit.ourmenu.ui.onboarding.screen.SplashScreen
 import com.kuit.ourmenu.ui.theme.OurMenuTheme
+import dagger.hilt.android.AndroidEntryPoint
 
+@AndroidEntryPoint
 class MainActivity : ComponentActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)

app/src/main/java/com/kuit/ourmenu/OurMenuApp.kt

@@ -0,0 +1,7 @@
+package com.kuit.ourmenu
+
+import android.app.Application
+import dagger.hilt.android.HiltAndroidApp
+
+@HiltAndroidApp
+class OurMenuApp: Application()

app/src/main/java/com/kuit/ourmenu/ui/dummy/data/DummyData.kt

@@ -0,0 +1,7 @@
+package com.kuit.ourmenu.ui.dummy.data
+
+data class DummyData(
+    val name: String = "",
+    val description: String = "",
+    val imageUrl: String = ""
+)

app/src/main/java/com/kuit/ourmenu/ui/dummy/data/DummyResponse.kt

@@ -0,0 +1,13 @@
+package com.kuit.ourmenu.ui.dummy.data
+
+data class DummyResponse(
+    val name: String = "",
+    val description: String = "",
+    val imageUrl: String = ""
+)
+
+fun DummyResponse.toDummyData() = DummyData(
+    name = name,
+    description = description,
+    imageUrl = imageUrl
+)

app/src/main/java/com/kuit/ourmenu/ui/dummy/di/NetworkModule.kt

@@ -0,0 +1,27 @@
+package com.kuit.ourmenu.ui.dummy.di
+
+import com.google.gson.Gson
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+import retrofit2.Retrofit
+import retrofit2.converter.gson.GsonConverterFactory
+import javax.inject.Singleton
+
+@Module
+@InstallIn(SingletonComponent::class)
+object NetworkModule {
+
+    // TODO : Interceptor , OkHttpClient
+
+    @Provides
+    @Singleton
+    fun providesRetrofit(
+    ): Retrofit =
+        Retrofit.Builder()
+            .baseUrl("")
+            .addConverterFactory(GsonConverterFactory.create(Gson()))
+            .build()
+
+}

app/src/main/java/com/kuit/ourmenu/ui/dummy/di/RepositoryModule.kt

@@ -0,0 +1,17 @@
+package com.kuit.ourmenu.ui.dummy.di
+
+import com.kuit.ourmenu.ui.dummy.repository.DummyRepository
+import dagger.Binds
+import dagger.Module
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+import javax.inject.Singleton
+
+@Module
+@InstallIn(SingletonComponent::class)
+abstract class RepositoryModule {
+
+    @Binds
+    @Singleton
+    abstract fun bindDummyRepository(dummyRepository: DummyRepository): DummyRepository
+}

app/src/main/java/com/kuit/ourmenu/ui/dummy/di/ServiceModule.kt

@@ -0,0 +1,19 @@
+package com.kuit.ourmenu.ui.dummy.di
+
+import com.kuit.ourmenu.ui.dummy.service.DummyService
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+import retrofit2.Retrofit
+import javax.inject.Singleton
+
+@Module
+@InstallIn(SingletonComponent::class)
+object ServiceModule {
+    @Provides
+    @Singleton
+    fun provideDummyService(retrofit: Retrofit): DummyService =
+        retrofit.create(DummyService::class.java)
+
+}

app/src/main/java/com/kuit/ourmenu/ui/dummy/repository/DummyRepository.kt

@@ -0,0 +1,26 @@
+package com.kuit.ourmenu.ui.dummy.repository
+
+import android.util.Log
+import com.kuit.ourmenu.ui.dummy.data.DummyData
+import com.kuit.ourmenu.ui.dummy.data.toDummyData
+import com.kuit.ourmenu.ui.dummy.service.DummyService
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.flow
+import kotlinx.coroutines.flow.flowOn
+import javax.inject.Inject
+import javax.inject.Singleton
+
+@Singleton
+class DummyRepository @Inject constructor(
+    private val dummyService: DummyService
+) {
+    fun getDummyData(): Flow<DummyData> = flow {
+        try {
+            val response = dummyService.getDummyData()
+            emit(response.toDummyData())
+        } catch (e: Exception) {
+            Log.e("DummyRepository", "getDummyData: $e")
+        }
+    }.flowOn(Dispatchers.IO)
+}

app/src/main/java/com/kuit/ourmenu/ui/dummy/service/DummyService.kt

@@ -0,0 +1,8 @@
+package com.kuit.ourmenu.ui.dummy.service
+
+import com.kuit.ourmenu.ui.dummy.data.DummyResponse
+
+interface DummyService {
+//    @GET("")
+    suspend fun getDummyData(): DummyResponse
+}

app/src/main/java/com/kuit/ourmenu/ui/dummy/viewmodel/DummyViewModel.kt

@@ -0,0 +1,37 @@
+package com.kuit.ourmenu.ui.dummy.viewmodel
+
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import com.kuit.ourmenu.ui.dummy.data.DummyData
+import com.kuit.ourmenu.ui.dummy.repository.DummyRepository
+import dagger.hilt.android.lifecycle.HiltViewModel
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.flow.catch
+import kotlinx.coroutines.launch
+import javax.inject.Inject
+
+@HiltViewModel
+class DummyViewModel @Inject constructor(
+    private val dummyRepository: DummyRepository
+) : ViewModel() {
+
+    private val _dummyData: MutableStateFlow<DummyData> = MutableStateFlow(DummyData())
+    val dummyData: StateFlow<DummyData> = _dummyData.asStateFlow() // asStateFlow() 왜 달아야하는진 모름
+
+    init {
+        fetchDummyData()
+    }
+
+    private fun fetchDummyData() {
+        viewModelScope.launch {
+            dummyRepository.getDummyData()
+                .catch { e -> println("Error: $e") }
+                .collect { dummyData ->
+                    _dummyData.value = dummyData
+                }
+        }
+    }
+
+}

build.gradle.kts

@@ -3,4 +3,5 @@ plugins {
     alias(libs.plugins.android.application) apply false
     alias(libs.plugins.kotlin.android) apply false
     alias(libs.plugins.kotlin.compose) apply false
-}
+    alias(libs.plugins.dagger.hilt) apply false
+}

gradle/libs.versions.toml

@@ -1,5 +1,8 @@
 [versions]
 agp = "8.7.3"
+converterGson = "2.11.0"
+hiltAndroid = "2.52"
+hiltNavigationCompose = "1.2.0"
 kotlin = "2.0.0"
 coreKtx = "1.10.1"
 junit = "4.13.2"
@@ -11,10 +14,15 @@ composeBom = "2024.04.01"
 lifecycleViewmodel = "2.9.0-alpha08"
 lifecycleViewmodelCompose = "2.9.0-alpha08"
 lifecycleRuntimeComposeAndroid = "2.8.7"
+retrofit = "2.11.0"
 navigationCompose = "2.8.6"
 
 [libraries]
 androidx-core-ktx = { group = "androidx.core", name = "core-ktx", version.ref = "coreKtx" }
+androidx-hilt-navigation-compose = { module = "androidx.hilt:hilt-navigation-compose", version.ref = "hiltNavigationCompose" }
+converter-gson = { module = "com.squareup.retrofit2:converter-gson", version.ref = "converterGson" }
+hilt-android = { module = "com.google.dagger:hilt-android", version.ref = "hiltAndroid" }
+hilt-compiler = { module = "com.google.dagger:hilt-compiler", version.ref = "hiltAndroid" }
 junit = { group = "junit", name = "junit", version.ref = "junit" }
 androidx-junit = { group = "androidx.test.ext", name = "junit", version.ref = "junitVersion" }
 androidx-espresso-core = { group = "androidx.test.espresso", name = "espresso-core", version.ref = "espressoCore" }
@@ -31,10 +39,11 @@ androidx-material3 = { group = "androidx.compose.material3", name = "material3"
 androidx-lifecycle-viewmodel = { group = "androidx.lifecycle", name = "lifecycle-viewmodel", version.ref = "lifecycleViewmodel" }
 androidx-lifecycle-viewmodel-compose = { group = "androidx.lifecycle", name = "lifecycle-viewmodel-compose", version.ref = "lifecycleViewmodelCompose" }
 androidx-lifecycle-runtime-compose-android = { group = "androidx.lifecycle", name = "lifecycle-runtime-compose-android", version.ref = "lifecycleRuntimeComposeAndroid" }
+retrofit = { module = "com.squareup.retrofit2:retrofit", version.ref = "retrofit" }
 androidx-navigation-compose = { group = "androidx.navigation", name = "navigation-compose", version.ref = "navigationCompose" }
 
 [plugins]
 android-application = { id = "com.android.application", version.ref = "agp" }
 kotlin-android = { id = "org.jetbrains.kotlin.android", version.ref = "kotlin" }
 kotlin-compose = { id = "org.jetbrains.kotlin.plugin.compose", version.ref = "kotlin" }
-
+dagger-hilt = { id = "com.google.dagger.hilt.android", version.ref = "hiltAndroid" }