/*
   Copyright (C) 2003 - 2015 by David White <dave@whitevine.net>
   Copyright (C) 2009 - 2015 by Tomasz Sniatowski <kailoran@gmail.com>
   Part of the Battle for Wesnoth Project http://www.wesnoth.org/

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY.

   See the COPYING file for more details.
*/

#ifndef SERVER_PLAYER_NETWORK_HPP_INCLUDED
#define SERVER_PLAYER_NETWORK_HPP_INCLUDED

#include "../network.hpp"
#include "player.hpp"
#include "simple_wml.hpp"

#include <boost/function.hpp>

namespace wesnothd {

namespace chat_message {
	/**
	 * Function to ensure a text message is within the allowed length
	 */
	void truncate_message(const simple_wml::string_span& str,
		simple_wml::node& message);
} // end chat_message namespace

typedef std::map<network::connection,player> player_map;
typedef std::vector<network::connection> connection_vector;

/**
 * Send a wml document to a single player
 * @param data        the document to send
 * @param sock        the socket id to send to
 * @param packet_type the packet type, if empty the root node name is used
 */
bool send_to_one(simple_wml::document& data,
				 const network::connection sock,
				 std::string packet_type = "");

/**
 * Send a wml document to a vector of players. More efficient than calling
 * send_to_one many times.
 * @param data        the document to send
 * @param vec         the vector of player socket ids to send to
 * @param exclude     if nonzero, do not send to this player
 * @param packet_type the packet type, if empty the root node name is used
 */
void send_to_many(simple_wml::document& data,
				  const connection_vector& vec,
				  const network::connection exclude = 0,
				  std::string packet_type = "");
/**
 * A more powerful version of send_to_many, allowing the use of a predicate
 * connection->bool. The document will be sent only to those sockets for which
 * the predicate evaluates to false.
 * @param data        the document to send
 * @param vec         the vector of player socket ids to send to
 * @param pred        the predicate
 * @param exclude     if nonzero, do not send to this player
 * @param packet_type the packet type, if empty the root node name is used
 */
void send_to_many(simple_wml::document& data,
				  const connection_vector& vec,
				  boost::function<bool (network::connection)> pred,
				  const network::connection exclude = 0,
				  std::string packet_type = "");
} //end namespace wesnothd

#endif