/* $Id: main.cpp,v 1.58.2.1 2006/01/20 11:23:30 chfreund Exp $ */

#include "main.hpp"

#include <SDL.h>
#include <SDL_net.h>
#include <unistd.h>

#include "constants.hpp"
#include "global.hpp"
#include "wopsettings.hpp"
#include "server.hpp"
#include "client.hpp"
#include "string.hpp"
#include "replayer.hpp"
#include "signalhandler.hpp"
#include "version.hpp"
#include "../sdlwidgets/fontfactory.h"

/**********************************************************/

int main( int nArgs, char* arg[] )
{
// #if ! (defined(__APPLE__) && defined(WIN32))
// 	String logFilename;
// 	logFilename.format( "/tmp/wop_%i.log", getpid() );
// 	REDIRECT_LOG( logFilename );
// #endif
	LOG( 1 ) INFO( "This is WoP version %s\n",
	               getWopVersion().getString().c_str() );
	LOG( 1 ) INFO( "main: Start\n" );

	// Create settings object and load settings:
	// First read settings specified in the command line followed by
	// settings in the configuration file, if present. Note that the
	// destructor of settings will write a configuration file in the
	// home directory, if none could be found in readSettings.
	WopSettings* settings = WopSettings::getInstance();
	// If help is explicitely demanded, print help of level 0 and exit.
	if( nArgs > 1 && !strcmp(arg[1], "help") ) {
		LOG( 1 ) INFO( "You asked for help, here you are:\n\n" );
		settings->printHelp( 0, 0 );
		return 0;
	}
	// If we could not read all settings properly, print a hint on
	// how to get some help and exit.
	ASSERT( settings->readSettings(const_cast<const char**>(arg), nArgs),
	        "could not completely interpret settings in command line\n       "
	        "or configuration file. To get more information about the\n       "
	        "settings type \"wop help\".\n" );
	// If exclusive help on key configuration was demanded, print
	// this help and exit.
	if( settings->getSetting("keyhelp") ) {
		LOG( 1 ) INFO( "You asked for the list of key configurations:\n\n" );
		settings->printHelp( 10, 10 );
		return 0;
	}
	
	LOG( 2 ) INFO( "main: Initializing SDL\n" );
	
	Uint32 sdlFlags = 0;
	if ( settings->getDebug() ) sdlFlags |= SDL_INIT_NOPARACHUTE;
	ASSERT( ! SDL_Init( sdlFlags ), "main: Couldn't initialize SDL\n" );
	ASSERT( ! SDLNet_Init(),        "main: Couldn't initialize SDL_net\n" );

	const SDL_version* sdlVersion = SDL_Linked_Version();
	LOG( 2 ) INFO( "main: using SDL version %d.%d.%d\n", sdlVersion->major,
	               sdlVersion->minor, sdlVersion->patch ); 

	Loader::setWopPath( arg[0] );
	int programMode = settings->getMode();
	
	Server* server     = NULL;
	Client* client     = NULL;
	Replayer* replayer = NULL;
	
	switch ( programMode ) {
		case SERVER: {
			server = NEW Server;
			server->run();
			break;
		}
		case CLIENT: {
			client = NEW Client;
			client->run();
			break;
		}
		case REPLAY: {
			String replayPath;
			ASSERT( settings->getReplayFileName( replayPath ),
			        "main: cannot find replay file %s\n", replayPath.getString() );
			replayer = NEW Replayer( replayPath.getString() );
			replayer->run();
			break;
		}
	}
	
	delete server;
	delete client;
	delete replayer;

	// remove all singletons
	WopSettings::deleteInstance();
	AttachableRegistrar::deleteInstance();
	Audio::deleteInstance();
	Loader::deleteInstance();
	SignalHandler::deleteInstance();
	FontFactory::deleteInstance();

	quit();
	return 0;
}

/**********************************************************/

static void quit() {
	LOG( 1 ) INFO( "main: shutting down SDL\n" );
	SDLNet_Quit();
	SDL_Quit();
	LOG( 1 ) INFO( "main: done\n" );
}

/**********************************************************/