#ifndef HTTP_CONNECTION_HPP
#define HTTP_CONNECTION_HPP

#include <array>
#include <memory>
#include <boost/asio.hpp>
#include "reply.h"
#include "request.h"
#include "request_handler.h"
#include "request_parser.h"

namespace http
{
namespace server
{

class connection_manager;

/// Represents a single connection from a client.
class connection
    : public std::enable_shared_from_this<connection>
{
public:
	connection(const connection&) = delete;
	connection& operator=(const connection&) = delete;

	/// Construct a connection with the given socket.
	explicit connection(boost::asio::ip::tcp::socket socket,
			    connection_manager& manager, request_handler& handler);

	/// Start the first asynchronous operation for the connection.
	void start();

	/// Stop all asynchronous operations associated with the connection.
	void stop();

private:
	/// Perform an asynchronous read operation.
	void do_read();

	/// Perform an asynchronous write operation.
	void do_write();

	/// Socket for the connection.
	boost::asio::ip::tcp::socket socket_;

	/// The manager for this connection.
	connection_manager& connection_manager_;

	/// The handler used to process the incoming request.
	request_handler& request_handler_;

	/// Buffer for incoming data.
	std::array<char, 8192> buffer_;

	/// The incoming request.
	request request_;

	/// The parser for the incoming request.
	request_parser request_parser_;

	/// The reply to be sent back to the client.
	reply reply_;
};

typedef std::shared_ptr<connection> connection_ptr;

} // namespace server
} // namespace http

#endif // HTTP_CONNECTION_HPP
