/*
 * Copyright 2013 Netflix, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package feign.ribbon;

import com.netflix.client.AbstractLoadBalancerAwareClient;
import com.netflix.client.ClientException;
import com.netflix.client.ClientRequest;
import com.netflix.client.IResponse;
import com.netflix.client.RequestSpecificRetryHandler;
import com.netflix.client.RetryHandler;
import com.netflix.client.config.CommonClientConfigKey;
import com.netflix.client.config.IClientConfig;
import com.netflix.loadbalancer.ILoadBalancer;
import feign.Client;
import feign.Request;
import feign.RequestTemplate;
import feign.Response;

import java.io.IOException;
import java.net.URI;
import java.util.Collection;
import java.util.Map;

class LBClient extends AbstractLoadBalancerAwareClient<LBClient.RibbonRequest, LBClient.RibbonResponse> {

  private final Client delegate;
  private final int connectTimeout;
  private final int readTimeout;
  private final IClientConfig clientConfig;

  LBClient(Client delegate, ILoadBalancer lb, IClientConfig clientConfig) {
    super(lb, clientConfig);
    this.setRetryHandler(RetryHandler.DEFAULT);
    this.clientConfig = clientConfig;
    this.delegate = delegate;
    connectTimeout = clientConfig.get(CommonClientConfigKey.ConnectTimeout);
    readTimeout = clientConfig.get(CommonClientConfigKey.ReadTimeout);
  }

  @Override
  public RibbonResponse execute(RibbonRequest request, IClientConfig configOverride) throws IOException {
    Request.Options options;
    if (configOverride != null) {
      options = new Request.Options(configOverride.get(CommonClientConfigKey.ConnectTimeout, connectTimeout),
          (configOverride.get(CommonClientConfigKey.ReadTimeout, readTimeout)));
    } else {
      options = new Request.Options(connectTimeout, readTimeout);
    }
    Response response = delegate.execute(request.toRequest(), options);
    return new RibbonResponse(request.getUri(), response);
  }

  @Override
  public RequestSpecificRetryHandler getRequestSpecificRetryHandler(
          RibbonRequest request, IClientConfig requestConfig) {
    if (!request.isRetriable()) {
        return new RequestSpecificRetryHandler(false, false, this.getRetryHandler(), requestConfig);
    }
    if (clientConfig.get(CommonClientConfigKey.OkToRetryOnAllOperations, false)) {
        return new RequestSpecificRetryHandler(true, true, this.getRetryHandler(), requestConfig);
    }
    if (!request.toRequest().method().equals("GET")) {
        return new RequestSpecificRetryHandler(true, false, this.getRetryHandler(), requestConfig);
    } else {
        return new RequestSpecificRetryHandler(true, true, this.getRetryHandler(), requestConfig);
    }
  }

  static class RibbonRequest extends ClientRequest implements Cloneable {

    private final Request request;

    RibbonRequest(Request request, URI uri) {
      this.request = request;
      setUri(uri);
    }

    Request toRequest() {
      return new RequestTemplate()
          .method(request.method())
          .append(getUri().toASCIIString())
          .headers(request.headers())
          .body(request.body(), request.charset())
          .request();
    }

    public Object clone() {
      return new RibbonRequest(request, getUri());
    }
  }

  static class RibbonResponse implements IResponse {

    private final URI uri;
    private final Response response;

    RibbonResponse(URI uri, Response response) {
      this.uri = uri;
      this.response = response;
    }

    @Override public Object getPayload() throws ClientException {
      return response.body();
    }

    @Override public boolean hasPayload() {
      return response.body() != null;
    }

    @Override public boolean isSuccess() {
      return response.status() == 200;
    }

    @Override public URI getRequestedURI() {
      return uri;
    }

    @Override public Map<String, Collection<String>> getHeaders() {
      return response.headers();
    }

    Response toResponse() {
      return response;
    }

    @Override
    public void close() throws IOException {
      if (response != null && response.body() != null) {
        response.body().close();
      }
    }

  }

}

@@ -2607,149 +2607,8 @@
 ) %7B%0A
-    if (!request.isRetriable()) %7B%0A        return new RequestSpecificRetryHandler(false, false, this.getRetryHandler(), requestConfig);%0A    %7D%0A
     

Remove unnecessary code