text: #pragma once
  //------------------------------------------------------------------------------
  //
  //   Copyright 2018-2020 Fetch.AI Limited
  //
  //   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.
  //
  //------------------------------------------------------------------------------
  
  #include <map>
  #include <memory>
  #include <mutex>
  
  #include "oef-base/conversation/IOutboundConversationCreator.hpp"
  #include "oef-base/conversation/OutboundConversations.hpp"
  #include "oef-base/utils/Uri.hpp"
  
  class OutboundConversationWorkerTask;
  template <typename TXType, typename Reader, typename Sender>
  class ProtoMessageEndpoint;
  class Core;
  
  class OutboundSearchConversationCreator : public IOutboundConversationCreator
  {
  public:
    using Lock = IOutboundConversationCreator::Lock;
    using IOutboundConversationCreator::mutex_;
    using IOutboundConversationCreator::ident2conversation_;
  
    OutboundSearchConversationCreator(const Uri &search_uri, Core &core);
    ~OutboundSearchConversationCreator() override;
    std::shared_ptr<OutboundConversation> start(
        const Uri &target_path, std::shared_ptr<google::protobuf::Message> initiator) override;
  
  protected:
  private:
    static constexpr char const *LOGGING_NAME = "OutboundSearchConversationCreator";
    using TXType = std::pair<Uri, std::shared_ptr<google::protobuf::Message>>;
  
    std::size_t ident = 1;
  
    std::shared_ptr<OutboundConversationWorkerTask> worker;
  
    Uri search_uri_;
  
    OutboundSearchConversationCreator(const OutboundSearchConversationCreator &other) = delete;
    OutboundSearchConversationCreator &operator=(const OutboundSearchConversationCreator &other) =
        delete;
    bool operator==(const OutboundSearchConversationCreator &other) = delete;
    bool operator<(const OutboundSearchConversationCreator &other)  = delete;
  };
  