/**
 *
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */
#ifndef LIBMINIFI_TEST_UNIT_SITE2SITE_HELPER_H_
#define LIBMINIFI_TEST_UNIT_SITE2SITE_HELPER_H_

#include <queue>
#include "io/BufferStream.h"
#include "io/EndianCheck.h"
#include "core/Core.h"
#include "utils/gsl.h"

/**
 * Test repository
 */
class SiteToSiteResponder : public minifi::io::BaseStream {
 private:
  minifi::io::BufferStream server_responses_;
  std::queue<std::string> client_responses_;
 public:
  SiteToSiteResponder() = default;
  // initialize
  int initialize() override {
    return 1;
  }

  void push_response(const std::string& resp) {
    server_responses_.write(reinterpret_cast<const uint8_t*>(resp.data()), gsl::narrow<int>(resp.length()));
  }

  int write(const uint8_t *value, int size) override {
    client_responses_.push(std::string(reinterpret_cast<const char*>(value), size));
    return size;
  }

  std::string get_next_client_response() {
    std::string ret = client_responses_.front();
    client_responses_.pop();
    return ret;
  }

  /**
   * reads a byte array from the stream
   * @param value reference in which will set the result
   * @param len length to read
   * @return resulting read size
   **/
  int read(uint8_t *value, int len) override {
    return server_responses_.read(value, len);
  }

};

#endif /* LIBMINIFI_TEST_UNIT_SITE2SITE_HELPER_H_ */