/*
 * Copyright 2016, Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.google.longrunning;

import com.google.common.collect.Lists;
import com.google.longrunning.OperationsGrpc.OperationsImplBase;
import com.google.protobuf.Empty;
import com.google.protobuf.GeneratedMessageV3;
import io.grpc.stub.StreamObserver;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
import java.util.Queue;

@javax.annotation.Generated("by GAPIC")
public class MockOperationsImpl extends OperationsImplBase {
  private ArrayList<GeneratedMessageV3> requests;
  private Queue<GeneratedMessageV3> responses;

  public MockOperationsImpl() {
    requests = new ArrayList<>();
    responses = new LinkedList<>();
  }

  public List<GeneratedMessageV3> getRequests() {
    return requests;
  }

  public void setResponses(List<GeneratedMessageV3> responses) {
    this.responses = Lists.newLinkedList(responses);
  }

  public void reset() {
    requests = new ArrayList<>();
    responses = new LinkedList<>();
  }

  @Override
  public void getOperation(
      GetOperationRequest request, StreamObserver<Operation> responseObserver) {
    Operation response = (Operation) responses.remove();
    requests.add(request);
    responseObserver.onNext(response);
    responseObserver.onCompleted();
  }

  @Override
  public void listOperations(
      ListOperationsRequest request, StreamObserver<ListOperationsResponse> responseObserver) {
    ListOperationsResponse response = (ListOperationsResponse) responses.remove();
    requests.add(request);
    responseObserver.onNext(response);
    responseObserver.onCompleted();
  }

  @Override
  public void cancelOperation(
      CancelOperationRequest request, StreamObserver<Empty> responseObserver) {
    Empty response = (Empty) responses.remove();
    requests.add(request);
    responseObserver.onNext(response);
    responseObserver.onCompleted();
  }

  @Override
  public void deleteOperation(
      DeleteOperationRequest request, StreamObserver<Empty> responseObserver) {
    Empty response = (Empty) responses.remove();
    requests.add(request);
    responseObserver.onNext(response);
    responseObserver.onCompleted();
  }
}
