Modular Architecture - Dagger2 - Application Component

ApplicationComponent.kt

@Singleton
@Component(modules = arrayOf(NetworkModule::class, RepositoryModule::class, SubcomponentModule::class))
interface ApplicationComponent : AndroidInjector<MyApplication> {
  val userRepository: UserRepository
  val apiService: ApiService
  fun browserBuilder(): BrowserSubComponent.Builder
}
 
@Module
object NetworkModule {
  @Provides
  @Singleton
  @JvmStatic
  fun provideApiService(okHttp: OkHttp): ApiService {
    return ApiSerive(okHttp)
  }
 }

MyApplication.kt

class MyApplication : BaseApplication() {
  lateinit var appComponent: ApplicationComponent 
  override fun onCreate() {
    appComponent = DaggerApplicationComponent
      .builder()
      .create(this)
  }
}