mirror of https://github.com/m2049r/xmrwallet
105 lines
3.8 KiB
Java
105 lines
3.8 KiB
Java
/*
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* Copyright (c) 2019 m2049r@monerujo.io
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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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// https://developer.android.com/training/basics/network-ops/xml
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package com.m2049r.xmrwallet.service.exchange.yadio;
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import androidx.annotation.NonNull;
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import androidx.annotation.VisibleForTesting;
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import com.m2049r.xmrwallet.service.exchange.api.ExchangeApi;
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import com.m2049r.xmrwallet.service.exchange.api.ExchangeCallback;
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import com.m2049r.xmrwallet.service.exchange.api.ExchangeException;
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import com.m2049r.xmrwallet.util.NetCipherHelper;
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import org.json.JSONException;
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import org.json.JSONObject;
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import java.io.IOException;
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import okhttp3.Call;
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import okhttp3.HttpUrl;
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import okhttp3.Response;
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import timber.log.Timber;
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public class ExchangeApiImpl implements ExchangeApi {
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@NonNull
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private final HttpUrl baseUrl;
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//so we can inject the mockserver url
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@VisibleForTesting
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public ExchangeApiImpl(@NonNull final HttpUrl baseUrl) {
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this.baseUrl = baseUrl;
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}
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public ExchangeApiImpl() {
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this(HttpUrl.parse("https://api.yadio.io/convert/1/eur"));
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}
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@Override
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public String getName() {
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return "yadio";
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}
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@Override
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public void queryExchangeRate(@NonNull final String baseCurrency, @NonNull final String quoteCurrency,
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@NonNull final ExchangeCallback callback) {
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if (!baseCurrency.equals("EUR")) {
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callback.onError(new IllegalArgumentException("Only EUR supported as base"));
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return;
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}
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if (baseCurrency.equals(quoteCurrency)) {
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callback.onSuccess(new ExchangeRateImpl(quoteCurrency, 1.0, 0));
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return;
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}
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final HttpUrl url = baseUrl.newBuilder()
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.addPathSegments(quoteCurrency.substring(0, 3))
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.build();
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final NetCipherHelper.Request httpRequest = new NetCipherHelper.Request(url);
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httpRequest.enqueue(new okhttp3.Callback() {
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@Override
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public void onFailure(@NonNull final Call call, @NonNull final IOException ex) {
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callback.onError(ex);
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}
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@Override
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public void onResponse(@NonNull final Call call, @NonNull final Response response) throws IOException {
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if (response.isSuccessful()) {
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try {
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assert response.body() != null;
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final JSONObject json = new JSONObject(response.body().string());
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if (json.has("error")) {
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Timber.d("%d: %s", response.code(), json.getString("error"));
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callback.onError(new ExchangeException(response.code(), json.getString("error")));
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return;
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}
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double rate = json.getDouble("rate");
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long timestamp = json.getLong("timestamp");
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callback.onSuccess(new ExchangeRateImpl(quoteCurrency, rate, timestamp));
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} catch (JSONException ex) {
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callback.onError(ex);
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}
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} else {
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callback.onError(new ExchangeException(response.code(), response.message()));
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}
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}
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});
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}
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} |