/*
   server/server.cc
   This file is part of the Osirion project and is distributed under 
   the terms and conditions of the GNU General Public License version 2 
*/

#include <iostream>
#include <iomanip>

#include "core/core.h"
#include "core/stats.h"
#include "server/console.h"
#include "server/server.h"
#include "server/timer.h"

namespace server {

//--- private definition ------------------------------------------

/// server Application implementation
class Server : public core::Application {
public:
	/// initialize the server Application
	virtual void init(int count, char **arguments);

	/// run the server Application
	virtual void run();

	/// shutdown the server Application
	virtual void shutdown();

	/// quit the server Application
	virtual void quit(int status);
};

Server app;

//--- public ------------------------------------------------------

/// the server main loop
void main(int count, char **arguments)
{
	std::cout << core::name() << " " << core::version() << std::endl;

	for (int i =0; i < count; i++)
		std::cout << arguments[i] << " ";
	std::cout << std::endl;

	app.init(count, arguments);
	app.run();
	app.shutdown();
}

//--- private -----------------------------------------------------

void Server::init(int count, char **arguments)
{
	con_print << "Initializing server..." << std::endl;

	core::Cvar::sv_private = core::Cvar::set("sv_dedicated", "1", core::Cvar::ReadOnly);
	core::Application::init(count, arguments);	

	console::init();

	// the command line is in the buffer, execute it
	core::CommandBuffer::exec();

	std::string empty;
	core::Application::connect(empty);
}

void Server::run()
{
	float server_framerate =  1.0f / 25.0f;

	if (core::Cvar::sv_framerate->value())
		server_framerate = 1.0f / core::Cvar::sv_framerate->value();

	server::Timer timer;
	float elapsed = 0;

	while(connected()) {
		timer.mark();
		frame(elapsed);
		elapsed = timer.elapsed();
	
		/*
		if  (elapsed < server_framerate) {
			sys::sleep(server_framerate - elapsed);
		
			elapsed = server_framerate;
		}
		*/
	}
	
}

void Server::shutdown() 
{
	con_print << "Shutting down server..." << std::endl;

	con_debug << "Network statistics:" << std::endl;
	con_debug << "  bytes sent     " << std::setw(6) << core::Stats::network_bytes_sent / 1024 << " Kb" << std::endl;
	con_debug << "  bytes received " << std::setw(6) << core::Stats::network_bytes_received / 1024 << " Kb" << std::endl;
	
	console::shutdown();
	
	core::Application::shutdown();
	
	quit(0);
}

void Server::quit(int status)
{
	core::Application::quit(status);
}

} // namespace server