/*

 * Hedgewars, a free turn based strategy game

 * Copyright (c) 2004-2015 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

 */

#include <QApplication>

#include <QString>

#include <QCheckBox>

#include <QByteArray>

#include <QUuid>

#include <QColor>

#include <QStringListModel>

#include <QTextStream>

#include <utility>

#include "hwform.h"

#include "ui/page/pageoptions.h"

#include "ui/page/pagetraining.h"

#include "ui/page/pagecampaign.h"

#include "game.h"

#include "hwconsts.h"

#include "gameuiconfig.h"

#include "gamecfgwidget.h"

#include "teamselect.h"

#include "proto.h"

#include "binds.h"

#include "campaign.h"

#include <QTextStream>

#include "ThemeModel.h"

// last game info

QList<QVariant> lastGameStartArgs = QList<QVariant>();

GameType lastGameType = gtNone;

GameCFGWidget * lastGameCfg = NULL;

QString lastGameAmmo = NULL;

TeamSelWidget * lastGameTeamSel = NULL;

QString trainingName, trainingScript, trainingTeam, campaign, campaignScript, campaignTeam; // TODO: Cleaner solution?

HWGame::HWGame(GameUIConfig * config, GameCFGWidget * gamecfg, QString ammo, TeamSelWidget* pTeamSelWidget) :

    TCPBase(true, !config->language().isEmpty(), 0),

    ammostr(ammo),

    m_pTeamSelWidget(pTeamSelWidget)

{

    this->config = config;

    this->gamecfg = gamecfg;

    netSuspend = false;

    lastGameCfg = gamecfg;

    lastGameAmmo = ammo;

    lastGameTeamSel = pTeamSelWidget;

    gameState = gsNotStarted;

    gameType = gtNone;

}

HWGame::~HWGame()

{

    SetGameState(gsDestroyed);

}

void HWGame::onClientDisconnect()

{

    switch (gameType)

    {

        case gtDemo:

            // for video recording we need demo anyway

            emit HaveRecord(rtNeither, demo);

            break;

        case gtNet:

            emit HaveRecord(rtDemo, demo);

            break;

        default:

            if (gameState == gsInterrupted || gameState == gsHalted)

                emit HaveRecord(rtSave, demo);

            else if (gameState == gsFinished)

                emit HaveRecord(rtDemo, demo);

            else

                emit HaveRecord(rtNeither, demo);

    }

    SetGameState(gsStopped);

}

void HWGame::commonConfig()

{

    QByteArray buf;

    QString gt;

    switch (gameType)

    {

        case gtDemo:

            gt = "TD";

            break;

        case gtNet:

            gt = "TN";

            break;

        default:

            gt = "TL";

    }

    HWProto::addStringToBuffer(buf, gt);

    buf += gamecfg->getFullConfig();

    if (m_pTeamSelWidget)

    {

        foreach(HWTeam team, m_pTeamSelWidget->getPlayingTeams())

        {

            HWProto::addStringToBuffer(buf, QString("eammloadt %1").arg(ammostr.mid(0, cAmmoNumber)));

            HWProto::addStringToBuffer(buf, QString("eammprob %1").arg(ammostr.mid(cAmmoNumber, cAmmoNumber)));

            HWProto::addStringToBuffer(buf, QString("eammdelay %1").arg(ammostr.mid(2 * cAmmoNumber, cAmmoNumber)));

            HWProto::addStringToBuffer(buf, QString("eammreinf %1").arg(ammostr.mid(3 * cAmmoNumber, cAmmoNumber)));

            if(gamecfg->schemeData(15).toBool() || !gamecfg->schemeData(21).toBool()) HWProto::addStringToBuffer(buf, QString("eammstore"));

            HWProto::addStringListToBuffer(buf,

                                           team.teamGameConfig(gamecfg->getInitHealth()));

            ;

        }

    }

    RawSendIPC(buf);

}

void HWGame::SendConfig()

{

    commonConfig();

}

void HWGame::SendQuickConfig()

{

    QByteArray teamscfg;

    QAbstractItemModel * themeModel = DataManager::instance().themeModel()->withoutHidden();

    HWProto::addStringToBuffer(teamscfg, "TL");

    HWProto::addStringToBuffer(teamscfg, "eseed " + QUuid::createUuid().toString());

    HWTeam team1;

    team1.setDifficulty(0);

    team1.setColor(0);

    HWNamegen::teamRandomEverything(team1);

    team1.setVoicepack("Default_qau");

    HWTeam team2;

    team2.setColor(1);

    do

        HWNamegen::teamRandomEverything(team2);

    while(!team2.name().compare(team1.name()) || !team2.hedgehog(0).Hat.compare(team1.hedgehog(0).Hat));

    team2.setVoicepack("Default_qau");

    HWProto::addStringToBuffer(teamscfg, QString("eammloadt %1").arg(cDefaultAmmoStore->mid(0, cAmmoNumber)));

    HWProto::addStringToBuffer(teamscfg, QString("eammprob %1").arg(cDefaultAmmoStore->mid(cAmmoNumber, cAmmoNumber)));

    HWProto::addStringToBuffer(teamscfg, QString("eammdelay %1").arg(cDefaultAmmoStore->mid(2 * cAmmoNumber, cAmmoNumber)));

    HWProto::addStringToBuffer(teamscfg, QString("eammreinf %1").arg(cDefaultAmmoStore->mid(3 * cAmmoNumber, cAmmoNumber)));

    HWProto::addStringToBuffer(teamscfg, QString("eammstore"));

    HWProto::addStringToBuffer(teamscfg, QString("eammstore"));

    RawSendIPC(teamscfg);

}

void HWGame::SendTrainingConfig()

{

    QByteArray traincfg;

    HWProto::addStringToBuffer(traincfg, "TL");

    HWTeam missionTeam = HWTeam();

    missionTeam.setName(config->Form->ui.pageTraining->CBTeam->currentText());

    missionTeam.loadFromFile();

    missionTeam.setNumHedgehogs(HEDGEHOGS_PER_TEAM);

    missionTeam.setMissionTeam(true);

    HWProto::addStringListToBuffer(traincfg, missionTeam.teamGameConfig(100));

    HWProto::addStringToBuffer(traincfg, "eseed " + QUuid::createUuid().toString());

    HWProto::addStringToBuffer(traincfg, "escript " + trainingScript);

    RawSendIPC(traincfg);

}

void HWGame::SendCampaignConfig()

{

    QByteArray campaigncfg;

    HWProto::addStringToBuffer(campaigncfg, "TL");

    HWTeam missionTeam = HWTeam();

    missionTeam.setName(config->Form->ui.pageCampaign->CBTeam->currentText());

    missionTeam.loadFromFile();

    missionTeam.setNumHedgehogs(HEDGEHOGS_PER_TEAM);

    missionTeam.setMissionTeam(true);

    HWProto::addStringListToBuffer(campaigncfg, missionTeam.teamGameConfig(100));

    HWProto::addStringToBuffer(campaigncfg, "eseed " + QUuid::createUuid().toString());

    HWProto::addStringToBuffer(campaigncfg, "escript " + campaignScript);

    RawSendIPC(campaigncfg);

}

void HWGame::SendNetConfig()

{

    commonConfig();

}

void HWGame::ParseMessage(const QByteArray & msg)

{

    switch(msg.at(1))

    {

        case '?':

        {

            SendIPC("!");

            break;

        }

        case 'C':

        {

            switch (gameType)

            {

                case gtLocal:

                {

                    SendConfig();

                    break;

                }

                case gtQLocal:

                {

                    SendQuickConfig();

                    break;

                }

                case gtNone:

                case gtSave:

                case gtDemo:

                    break;

                case gtNet:

                {

                    SendNetConfig();

                    break;

                }

                case gtTraining:

                {

                    SendTrainingConfig();

                    break;

                }

                case gtCampaign:

                {

                    SendCampaignConfig();

                    break;

                }

            }

            break;

        }

        case 'E':

        {

            int size = msg.size();

            emit ErrorMessage(

                tr("A fatal ERROR occured! The game engine had to stop.\n\n"

                "We are very sorry for the inconvenience. :-(\n\n"

                "If this keeps happening, please click the 'Feedback' button in the main menu!\n\n"

                "Last engine message:\n%1")

                .arg(QString::fromUtf8(msg.mid(2).left(size - 4))));

            return;

        }

        case 'i':

        {

            emit GameStats(msg.at(2), QString::fromUtf8(msg.mid(3)));

            break;

        }

        case 'Q':

        {

            SetGameState(gsInterrupted);

            break;

        }

        case 'q':

        {

            SetGameState(gsFinished);

            break;

        }

        case 'H':

        {

            SetGameState(gsHalted);

            break;

        }

        case 's':

        {

            int size = msg.size();

            QString msgbody = QString::fromUtf8(msg.mid(2).left(size - 4));

            emit SendChat(msgbody);

            QByteArray buf;

            HWProto::addStringToBuffer(buf, "s" + HWProto::formatChatMsg(config->netNick(), msgbody) + "\x20\x20");

            demo.append(buf);

            break;

        }

        case 'b':

        {

            int size = msg.size();

            QString msgbody = QString::fromUtf8(msg.mid(2).left(size - 4));

            emit SendTeamMessage(msgbody);

            break;

        }

        case 'V':

        {

            if (msg.at(2) == '?')

                sendCampaignVar(msg.right(msg.size() - 3));

            else if (msg.at(2) == '!')

                writeCampaignVar(msg.right(msg.size() - 3));

            break;

        }

        case 'v':

        {

            if (msg.at(2) == '?')

                sendMissionVar(msg.right(msg.size() - 3));

            else if (msg.at(2) == '!')

                writeMissionVar(msg.right(msg.size() - 3));

            break;

        }

        case 'W':

        {

            // fetch new window resolution via IPC and save it in the settings

            int size = msg.size();

            QString newResolution = QString().append(msg.mid(2)).left(size - 4);

            QStringList wh = newResolution.split('x');

            config->Form->ui.pageOptions->windowWidthEdit->setValue(wh[0].toInt());

            config->Form->ui.pageOptions->windowHeightEdit->setValue(wh[1].toInt());

            break;

        }

        case '~':

        {

            int size = msg.size();

            QString msgbody = QString::fromUtf8(msg.mid(2).left(size - 4));

            emit SendConsoleCommand(msgbody);

            break;

        }

        default:

        {

            if (gameType == gtNet && !netSuspend)

                m_netSendBuffer.append(msg);

            demo.append(msg);

        }

    }

}

void HWGame::FromNet(const QByteArray & msg)

{

    RawSendIPC(msg);

}

void HWGame::FromNetChat(const QString & msg)

{

    QByteArray buf;

    HWProto::addStringToBuffer(buf, 's' + msg + "\x20\x20");

    RawSendIPC(buf);

}

void HWGame::FromNetWarning(const QString & msg)

{

    QByteArray buf;

    HWProto::addStringToBuffer(buf, "s\x00" + msg + "\x20\x20");

    RawSendIPC(buf);

}

void HWGame::FromNetError(const QString & msg)

{

    QByteArray buf;