/*

 * Hedgewars, a worms-like game

 * Copyright (c) 2005, 2006 Andrey Korotaev <unC0Rr@gmail.com>

 *

 * 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; version 2 of the License

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA

 */

#include <QMessageBox>

#include <QProcess>

#include <QTimer>

#include <QString>

#include <QByteArray>

#include <QFile>

#include <QTextStream>

#include <QUuid>

#include "game.h"

#include "hwconsts.h"

#include "gameuiconfig.h"

#include "gamecfgwidget.h"

HWGame::HWGame(GameUIConfig * config, GameCFGWidget * gamecfg) :

  TCPBase(true)

{

	this->config = config;

	this->gamecfg = gamecfg;

	TeamCount = 0;

	seed = "";

}

void HWGame::onClientDisconnect()

{

	SaveDemo(cfgdir->absolutePath() + "/Demos/LastRound.hwd_1");

}

void HWGame::SendTeamConfig(int index)

{

	LocalCFG(teams[index]);

}

void HWGame::SendConfig()

{

	SendIPC(QString("eseed %1").arg(seed).toAscii());

	SendIPC(QString("etheme %1").arg(config->GetRandomTheme()).toAscii());

	SendIPC("TL");

	SendIPC(QString("e$gmflags %1").arg(gamecfg->getGameFlags()).toAscii());

	for (int i = 0; i < TeamCount; i++)

	{

		SendIPC("eaddteam");

		LocalCFG(teams[i]);

		SendIPC(QString("ecolor %1").arg(65535 << i * 8).toAscii());

		for (int t = 0; t < hdNum[teams[i]]; t++)

			SendIPC(QString("eadd hh%1 0").arg(t).toAscii());

	}

}

void HWGame::SendQuickConfig()

{

	SendIPC(QString("eseed %1").arg(seed).toAscii());

	SendIPC(QString("etheme %1").arg(config->GetRandomTheme()).toAscii());

	SendIPC("TL");

	SendIPC(QString("e$gmflags %1").arg(gamecfg->getGameFlags()).toAscii());

	SendIPC("eaddteam");

	LocalCFG(0);

	SendIPC("ecolor 65535");

	SendIPC("eadd hh0 0");

	SendIPC("eadd hh1 0");

	SendIPC("eadd hh2 0");

	SendIPC("eadd hh3 0");

	SendIPC("eaddteam");

	LocalCFG(2);

	SendIPC("ecolor 16776960");

	SendIPC("eadd hh0 1");

	SendIPC("eadd hh1 1");

	SendIPC("eadd hh2 1");

	SendIPC("eadd hh3 1");

}

void HWGame::ParseMessage(const QByteArray & msg)

{

	switch(msg.data()[1]) {

		case '?': {

			if (gameType == gtNet)

				emit SendNet(QByteArray("\x01""?"));

			else

				SendIPC("!");

			break;

		}

		case 'C': {

			switch (gameType) {

				case gtLocal: {

				 	SendConfig();

					break;

				}

				case gtQLocal: {

				 	SendQuickConfig();

					break;

				}

				case gtDemo: break;

				case gtNet: {

					SendIPC("TN");

					emit SendNet(QByteArray("\x01""C"));

					break;

				}

			}

			break;

		}

		case 'E': {

			QMessageBox::critical(0,

					"Hedgewars: error message",

					QString().append(msg.mid(2)).left(msg.size() - 6),

					QMessageBox::Ok,

					QMessageBox::NoButton,

					QMessageBox::NoButton);

			return;

		}

		case '+': {

			if (gameType == gtNet)

			{

				emit SendNet(msg);

			}

			break;

		}

		default: {

			if (gameType == gtNet)

			{

				emit SendNet(msg);

			}

			demo->append(msg);

		}

	}

}

void HWGame::FromNet(const QByteArray & msg)

{

	RawSendIPC(msg);

}

void HWGame::onClientRead()

{

	quint8 msglen;

	quint32 bufsize;

	while (((bufsize = readbuffer.size()) > 0) &&

			((msglen = readbuffer.data()[0]) < bufsize))

	{

		QByteArray msg = readbuffer.left(msglen + 1);

		readbuffer.remove(0, msglen + 1);

		ParseMessage(msg);

	}

}

QStringList HWGame::setArguments()

{

	QStringList arguments;

	arguments << resolutions[0][config->vid_Resolution()];

	arguments << resolutions[1][config->vid_Resolution()];

	arguments << "16";

	arguments << "46631";

	arguments << (config->vid_Fullscreen() ? "1" : "0");

	arguments << (config->isSoundEnabled() ? "1" : "0");

	arguments << tr("en.txt");

	arguments << "128";

	return arguments;

}

void HWGame::AddTeam(const QString & teamname, unsigned char numHedgedogs)

{

	if (TeamCount == 5) return;

	teams[TeamCount] = teamname;

	TeamCount++;

	hdNum[teamname]=numHedgedogs;

}

void HWGame::SaveDemo(const QString & filename)

{

	demo->replace(QByteArray("\x02TL"), QByteArray("\x02TD"));

	demo->replace(QByteArray("\x02TN"), QByteArray("\x02TD"));

	QFile demofile(filename);

	if (!demofile.open(QIODevice::WriteOnly))

	{

		QMessageBox::critical(0,

				tr("Error"),

				tr("Cannot save demo to file %1").arg(filename),

				tr("Quit"));

		return ;

	}

	QDataStream stream(&demofile);

	stream.writeRawData(demo->constData(), demo->size());

	demofile.close();

	delete demo;

}

void HWGame::PlayDemo(const QString & demofilename)

{

	gameType = gtDemo;

	QFile demofile(demofilename);

	if (!demofile.open(QIODevice::ReadOnly))

	{

		QMessageBox::critical(0,

				tr("Error"),

				tr("Cannot open demofile %1").arg(demofilename),

				tr("Quit"));

		return ;

	}

	// read demo

	QDataStream stream(&demofile);

	char buf[512];

	int readbytes;

	do

	{

		readbytes = stream.readRawData((char *)&buf, 512);

		toSendBuf.append(QByteArray((char *)&buf, readbytes));

		//SendIPC(QByteArray((char *)&buf, readbytes));

	} while (readbytes > 0);

	demofile.close();

	// run engine

	demo = new QByteArray;

	Start();

}

void HWGame::StartNet()

{

	gameType = gtNet;

	demo = new QByteArray;

	Start();

}

void HWGame::StartLocal()

{

	gameType = gtLocal;

	if (TeamCount < 2) return;

	seed = gamecfg->getCurrentSeed();//QUuid::createUuid().toString();

	demo = new QByteArray;

	Start();

}

void HWGame::StartQuick()

{

	gameType = gtQLocal;

	seed = gamecfg->getCurrentSeed();//QUuid::createUuid().toString();

	demo = new QByteArray;

	Start();

}

void HWGame::LocalCFG(const QString & teamname)

{

	HWTeam team(teamname);

	if (!team.LoadFromFile()) {

		QMessageBox::critical(0,

				"Error",

				QString("Cannot load team config ""%1""").arg(teamname),

				QMessageBox::Ok,

				QMessageBox::NoButton,

				QMessageBox::NoButton);

		return;

	}

	RawSendIPC(team.IPCTeamInfo());

}

void HWGame::LocalCFG(quint8 num)

{

	HWTeam team(num);

	RawSendIPC(team.IPCTeamInfo());

}