forked from GitHub-Mirror/riotX-android
66 lines
2.3 KiB
Kotlin
66 lines
2.3 KiB
Kotlin
/*
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* Copyright 2019 New Vector Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package im.vector.matrix.android.internal.network
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import arrow.core.Try
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import arrow.core.failure
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import arrow.core.recoverWith
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import arrow.effects.IO
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import arrow.effects.fix
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import arrow.effects.instances.io.async.async
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import arrow.integrations.retrofit.adapter.runAsync
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import com.squareup.moshi.Moshi
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import im.vector.matrix.android.api.failure.Failure
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import im.vector.matrix.android.api.failure.MatrixError
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import im.vector.matrix.android.internal.di.MoshiProvider
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import okhttp3.ResponseBody
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import retrofit2.Call
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import java.io.IOException
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internal inline fun <DATA> executeRequest(block: Request<DATA>.() -> Unit) = Request<DATA>().apply(block).execute()
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internal class Request<DATA> {
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private val moshi: Moshi = MoshiProvider.providesMoshi()
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lateinit var apiCall: Call<DATA>
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fun execute(): Try<DATA> {
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return Try {
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val response = apiCall.runAsync(IO.async()).fix().unsafeRunSync()
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if (response.isSuccessful) {
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response.body() ?: throw IllegalStateException("The request returned a null body")
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} else {
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throw manageFailure(response.errorBody())
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}
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}.recoverWith {
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when (it) {
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is IOException -> Failure.NetworkConnection(it)
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is Failure.ServerError -> it
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else -> Failure.Unknown(it)
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}.failure()
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}
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}
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private fun manageFailure(errorBody: ResponseBody?): Throwable {
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val matrixError = errorBody?.let {
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val matrixErrorAdapter = moshi.adapter(MatrixError::class.java)
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matrixErrorAdapter.fromJson(errorBody.source())
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} ?: return RuntimeException("Matrix error should not be null")
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return Failure.ServerError(matrixError)
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}
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} |