setup retrofit client

app/src/main/AndroidManifest.xml

@@ -3,6 +3,8 @@
     xmlns:tools="http://schemas.android.com/tools"
     package="com.owenlejeune.mydex">
 
+    <uses-permission android:name="android.permission.INTERNET" />
+
     <application
         android:allowBackup="true"
         android:dataExtractionRules="@xml/data_extraction_rules"

app/src/main/java/com/owenlejeune/mydex/MYDexApplication.kt

@@ -3,6 +3,8 @@ package com.owenlejeune.mydex
 import android.app.Application
 import com.facebook.stetho.Stetho
 import com.kieronquinn.monetcompat.core.MonetCompat
+import com.owenlejeune.mydex.di.Modules
+import com.owenlejeune.mydex.di.networkModule
 import com.owenlejeune.mydex.di.preferencesModule
 import com.owenlejeune.mydex.preferences.AppPreferences
 import org.koin.android.ext.android.inject
@@ -24,9 +26,7 @@ class MYDexApplication: Application() {
                 if (BuildConfig.DEBUG) Level.ERROR else Level.NONE
             )
             androidContext(this@MYDexApplication)
-            modules(
-                preferencesModule
-            )
+            modules(Modules)
         }
 
         MonetCompat.enablePaletteCompat()

app/src/main/java/com/owenlejeune/mydex/api/Client.kt

@@ -0,0 +1,32 @@
+package com.owenlejeune.mydex.api
+
+import okhttp3.Interceptor
+import org.koin.core.component.KoinComponent
+import org.koin.core.component.inject
+import retrofit2.Retrofit
+
+class Client(baseUrl: String): KoinComponent {
+
+    private val converter: ConverterFactoryFactory by inject()
+    private val client: HttpClient by inject()
+
+    private var retrofit: Retrofit = Retrofit.Builder()
+        .baseUrl(baseUrl)
+        .client(client.httpClient)
+        .addConverterFactory(converter.get())
+        .build()
+
+    fun <T> create(service: Class<T>): T {
+        return retrofit.create(service)
+    }
+
+    fun addInterceptor(interceptor: Interceptor) {
+        val iClient = client.httpClient.newBuilder()
+            .addInterceptor(interceptor)
+            .build()
+        retrofit = retrofit.newBuilder()
+            .client(iClient)
+            .build()
+    }
+
+}

app/src/main/java/com/owenlejeune/mydex/api/ConverterFactoryFactory.kt

@@ -0,0 +1,9 @@
+package com.owenlejeune.mydex.api
+
+import retrofit2.Converter
+
+interface ConverterFactoryFactory {
+
+    fun get(): Converter.Factory
+
+}

app/src/main/java/com/owenlejeune/mydex/api/DebugHttpClient.kt

@@ -0,0 +1,11 @@
+package com.owenlejeune.mydex.api
+
+import com.facebook.stetho.okhttp3.StethoInterceptor
+import okhttp3.OkHttpClient
+
+class DebugHttpClient: HttpClient {
+    override val httpClient: OkHttpClient
+        get() = OkHttpClient.Builder()
+            .addNetworkInterceptor(StethoInterceptor())
+            .build()
+}

app/src/main/java/com/owenlejeune/mydex/api/GsonConverter.kt

@@ -0,0 +1,17 @@
+package com.owenlejeune.mydex.api
+
+import com.google.gson.Gson
+import org.koin.core.component.KoinComponent
+import org.koin.core.component.inject
+import retrofit2.Converter
+import retrofit2.converter.gson.GsonConverterFactory
+
+class GsonConverter: ConverterFactoryFactory, KoinComponent {
+
+    private val gson: Gson by inject()
+
+    override fun get(): Converter.Factory {
+        return GsonConverterFactory.create(gson)
+    }
+
+}

app/src/main/java/com/owenlejeune/mydex/api/HttpClient.kt

@@ -0,0 +1,7 @@
+package com.owenlejeune.mydex.api
+
+import okhttp3.OkHttpClient
+
+interface HttpClient {
+    val httpClient: OkHttpClient
+}

app/src/main/java/com/owenlejeune/mydex/api/ProdHttpClient.kt

@@ -0,0 +1,8 @@
+package com.owenlejeune.mydex.api
+
+import okhttp3.OkHttpClient
+
+class ProdHttpClient: HttpClient {
+    override val httpClient: OkHttpClient
+        get() = OkHttpClient.Builder().build()
+}

app/src/main/java/com/owenlejeune/mydex/api/pokeapi/PokeApiClient.kt

@@ -1,4 +1,20 @@
 package com.owenlejeune.mydex.api.pokeapi
 
-class PokeApiClient {
+import com.owenlejeune.mydex.api.Client
+import com.owenlejeune.mydex.preferences.AppPreferences
+import org.koin.core.component.KoinComponent
+import org.koin.core.component.inject
+import org.koin.core.parameter.parametersOf
+
+class PokeApiClient: KoinComponent {
+
+    companion object {
+        const val BASE_URL = "https://pokeapi.co/api/v2/"
+    }
+
+    private val client: Client by inject { parametersOf(BASE_URL) }
+    private val preferences: AppPreferences by inject()
+
+
+
 }

app/src/main/java/com/owenlejeune/mydex/di/modules.kt

@@ -1,8 +1,33 @@
 package com.owenlejeune.mydex.di
 
+import com.google.gson.GsonBuilder
+import com.google.gson.TypeAdapterFactory
+import com.owenlejeune.mydex.BuildConfig
+import com.owenlejeune.mydex.api.*
+import com.owenlejeune.mydex.api.pokeapi.PokeApiClient
 import com.owenlejeune.mydex.preferences.AppPreferences
 import org.koin.dsl.module
 
+val networkModule = module {
+    single { if (BuildConfig.DEBUG) DebugHttpClient() else ProdHttpClient() }
+    single<ConverterFactoryFactory> { GsonConverter() }
+    factory { (baseUrl: String) -> Client(baseUrl) }
+
+    single<List<TypeAdapterFactory>> {
+        listOf(FlattenTypeAdapterFactory())
+    }
+
+    single {
+        GsonBuilder().apply {
+            get<List<TypeAdapterFactory>>().forEach { taf -> registerTypeAdapterFactory(taf) }
+        }
+    }
+
+    single { PokeApiClient() }
+}
+
 val preferencesModule = module {
     single { AppPreferences(get()) }
-}
+}
+
+val Modules = listOf(networkModule, preferencesModule)