////////////////////////////////////////////////////////////////////////////////
/// DISCLAIMER
///
/// Copyright 2014-2016 ArangoDB GmbH, Cologne, Germany
/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
///
/// 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.
///
/// Copyright holder is ArangoDB GmbH, Cologne, Germany
///
/// @author Dr. Frank Celler
/// @author Achim Brandt
////////////////////////////////////////////////////////////////////////////////

#ifndef ARANGOD_SCHEDULER_LISTEN_TASK_H
#define ARANGOD_SCHEDULER_LISTEN_TASK_H 1

#include "GeneralServer/GeneralServer.h"

#include "Basics/Mutex.h"
#include "Endpoint/ConnectionInfo.h"
#include "Endpoint/Endpoint.h"
#include "GeneralServer/Acceptor.h"
#include "GeneralServer/GeneralDefinitions.h"
#include "GeneralServer/GeneralServer.h"

namespace arangodb {
class Socket;

namespace rest {
class ListenTask final : public std::enable_shared_from_this<ListenTask> {
 public:
  static size_t const MAX_ACCEPT_ERRORS = 128;

 public:
  ListenTask(rest::GeneralServer& server, 
             rest::GeneralServer::IoContext&, 
             Endpoint*);

  ~ListenTask();

 public:
  void handleConnected(std::unique_ptr<Socket>, ConnectionInfo&&);

 public:
  Endpoint* endpoint() const { return _endpoint; }

  bool start();
  void stop();

 private:
  void accept();
 
 protected:
  rest::GeneralServer& _server;
  rest::GeneralServer::IoContext& _context;

 private:
  Endpoint* _endpoint;
  size_t _acceptFailures;
  bool _bound;

  std::unique_ptr<arangodb::Acceptor> _acceptor;
  
  double _keepAliveTimeout = 300.0;
};
}  // namespace rest
}  // namespace arangodb

#endif