override fun loadPost() {
    viewState.showRefresh()
    presenterScope.launch {
        try {
            repository.loadPost().onData {
                viewState.addPosts(it)
            }.onResource {
                viewState.showMessage(it)
            }.onMessage {
                viewState.showMessage(it)
            }.onFailure {
            }
        } catch (e: Exception) {
            e.printStackTrace()
            viewState.onFail()
        } finally {
            viewState.hideRefresh()
        }
    }
}

@Module
@InstallIn(SingletonComponent::class)
class ApiModule {

@Provides
@Singleton
fun getPostApi(retrofit: Retrofit): PostApi = retrofit.create(PostApi::class.java)
}

@Module
@InstallIn(SingletonComponent::class)
class RetrofitModule {
@Provides
@Singleton
fun getRetrofit(): Retrofit = Retrofit.Builder()
    .baseUrl(BASE_URL)
    .addConverterFactory(GsonConverterFactory.create())
    .build()
 }

class PostRepository @Inject constructor(private val api: PostApi) : IPostContract.Model {
override suspend fun loadPost(): ResultData
   
   
    
    
     
     > {
    val response = api.loadPost()

    when (response.code()) {
        200 -> {
            return ResultData.data(response.body()!!)
        }
        404 -> {
            return ResultData.resource(R.string.not_found)
        }
        in 500..600 -> {
            return ResultData.resource(R.string.internal_server_error)
        }
        else -> return if (response.body() == null) {
            ResultData.resource(R.string.server_error)
        } else {
            ResultData.message(response.body().toString())
        }
    }
}
}