/*

 * 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 <QResizeEvent>

#include <QGroupBox>

#include <QCheckBox>

#include <QGridLayout>

#include <QSpinBox>

#include <QLabel>

#include <QMessageBox>

#include <QTableView>

#include <QScrollBar>

#include <QTabWidget>

#include <QPushButton>

#include <QDebug>

#include <QList>

#include "gamecfgwidget.h"

#include "igbox.h"

#include "DataManager.h"

#include "hwconsts.h"

#include "gameSchemeModel.h"

#include "proto.h"

#include "GameStyleModel.h"

#include "themeprompt.h"

GameCFGWidget::GameCFGWidget(QWidget* parent, bool randomWithoutDLC) :

    QGroupBox(parent)

    , mainLayout(this)

    , seedRegexp("\\{[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}\\}")

{

    mainLayout.setMargin(0);

    setMinimumHeight(310);

    setMaximumHeight(447);

    setMinimumWidth(470);

    setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);

    m_master = true;

    // Easy containers for the map/game options in either stacked or tabbed mode

    mapContainerFree = new QWidget();

    mapContainerTabbed = new QWidget();

    optionsContainerFree = new QWidget();

    optionsContainerTabbed = new QWidget();

    tabbed = false;

    // Container for when in tabbed mode

    tabs = new QTabWidget(this);

    tabs->setFixedWidth(470);

    tabs->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Expanding);

    tabs->addTab(mapContainerTabbed, tr("Map"));

    tabs->addTab(optionsContainerTabbed, tr("Game options"));

    tabs->setObjectName("gameCfgWidgetTabs");

    mainLayout.addWidget(tabs, 1);

    tabs->setVisible(false);

    // Container for when in stacked mode

    StackContainer = new QWidget();

    StackContainer->setObjectName("gameStackContainer");

    mainLayout.addWidget(StackContainer, 1);

    QVBoxLayout * stackLayout = new QVBoxLayout(StackContainer);

    // Map options

    pMapContainer = new HWMapContainer(mapContainerFree);

    pMapContainer->setRandomWithoutDLC(randomWithoutDLC);

    stackLayout->addWidget(mapContainerFree, 0, Qt::AlignHCenter);

    pMapContainer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);

    pMapContainer->setFixedSize(width() - 14, 278);

    mapContainerFree->setFixedSize(pMapContainer->width(), pMapContainer->height());

    // Horizontal divider

    QFrame * divider = new QFrame();

    divider->setFrameShape(QFrame::HLine);

    divider->setFrameShadow(QFrame::Plain);

    stackLayout->addWidget(divider, 0, Qt::AlignBottom);

    //stackLayout->setRowMinimumHeight(1, 10);

    // Game options

    optionsContainerTabbed->setContentsMargins(0, 0, 0, 0);

    optionsContainerFree->setFixedSize(width() - 14, 140);

    stackLayout->addWidget(optionsContainerFree, 0, Qt::AlignHCenter);

    OptionsInnerContainer = new QWidget(optionsContainerFree);

    m_childWidgets << OptionsInnerContainer;

    OptionsInnerContainer->setFixedSize(optionsContainerFree->width(), optionsContainerFree->height());

    OptionsInnerContainer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Preferred);

    GBoxOptionsLayout = new QGridLayout(OptionsInnerContainer);

    lblScript = new QLabel(QLabel::tr("Style"), this);

    GBoxOptionsLayout->addWidget(lblScript, 1, 0);

    Scripts = new QComboBox(this);

    Scripts->setMaxVisibleItems(30);

    GBoxOptionsLayout->addWidget(Scripts, 1, 1);

    Scripts->setModel(DataManager::instance().gameStyleModel());

    m_curScript = Scripts->currentText();

    ScriptsLabel = new QLabel(this);

    ScriptsLabel->setHidden(true);

    GBoxOptionsLayout->addWidget(ScriptsLabel, 1, 1);

    connect(Scripts, SIGNAL(currentIndexChanged(int)), this, SLOT(scriptChanged(int)));

    QWidget *SchemeWidget = new QWidget(this);

    GBoxOptionsLayout->addWidget(SchemeWidget, 2, 0, 1, 2);

    QGridLayout *SchemeWidgetLayout = new QGridLayout(SchemeWidget);

    SchemeWidgetLayout->setMargin(0);

    GameSchemes = new QComboBox(SchemeWidget);

    GameSchemes->setMaxVisibleItems(30);

    SchemeWidgetLayout->addWidget(GameSchemes, 0, 2);

    GameSchemesLabel = new QLabel(SchemeWidget);

    GameSchemesLabel->setHidden(true);

    SchemeWidgetLayout->addWidget(GameSchemesLabel, 0, 2);

    connect(GameSchemes, SIGNAL(currentIndexChanged(int)), this, SLOT(schemeChanged(int)));

    lblScheme = new QLabel(QLabel::tr("Scheme"), SchemeWidget);

    SchemeWidgetLayout->addWidget(lblScheme, 0, 0);

    QPixmap pmEdit(":/res/edit.png");

    QIcon iconEdit = QIcon(pmEdit);

    goToSchemePage = new QPushButton(SchemeWidget);

    goToSchemePage->setWhatsThis(tr("Edit schemes"));

    goToSchemePage->setIconSize(pmEdit.size());

    goToSchemePage->setIcon(iconEdit);

    goToSchemePage->setMaximumWidth(pmEdit.width() + 6);

    SchemeWidgetLayout->addWidget(goToSchemePage, 0, 3);

    connect(goToSchemePage, SIGNAL(clicked()), this, SLOT(jumpToSchemes()));

    lblWeapons = new QLabel(QLabel::tr("Weapons"), SchemeWidget);

    SchemeWidgetLayout->addWidget(lblWeapons, 1, 0);

    WeaponsName = new QComboBox(SchemeWidget);

    WeaponsName->setMaxVisibleItems(30);

    SchemeWidgetLayout->addWidget(WeaponsName, 1, 2);

    WeaponsNameLabel = new QLabel(SchemeWidget);

    WeaponsNameLabel->setHidden(true);

    SchemeWidgetLayout->addWidget(WeaponsNameLabel, 1, 2);

    connect(WeaponsName, SIGNAL(currentIndexChanged(int)), this, SLOT(ammoChanged(int)));

    goToWeaponPage = new QPushButton(SchemeWidget);

    goToWeaponPage->setWhatsThis(tr("Edit weapons"));

    goToWeaponPage->setIconSize(pmEdit.size());

    goToWeaponPage->setIcon(pmEdit);

    goToWeaponPage->setMaximumWidth(pmEdit.width() + 6);

    SchemeWidgetLayout->addWidget(goToWeaponPage, 1, 3);

    connect(goToWeaponPage, SIGNAL(clicked()), this, SLOT(jumpToWeapons()));

    bindEntries = new QCheckBox(SchemeWidget);

    bindEntries->setWhatsThis(tr("Game scheme will auto-select a weapon"));

    bindEntries->setChecked(true);

    bindEntries->setMaximumWidth(42);

    bindEntries->setStyleSheet( "QCheckBox::indicator:checked:enabled    { image: url(\":/res/lock.png\"); }"

                                "QCheckBox::indicator:checked:disabled   { image: url(\":/res/lock_disabled.png\"); }"

                                "QCheckBox::indicator:unchecked:enabled  { image: url(\":/res/unlock.png\");   }"

                                "QCheckBox::indicator:unchecked:disabled { image: url(\":/res/unlock_disabled.png\");   }" );

    SchemeWidgetLayout->addWidget(bindEntries, 0, 1, 0, 1, Qt::AlignVCenter);

    connect(pMapContainer, SIGNAL(seedChanged(const QString &)), this, SLOT(seedChanged(const QString &)));

    connect(pMapContainer, SIGNAL(mapChanged(const QString &)), this, SLOT(mapChanged(const QString &)));

    connect(pMapContainer, SIGNAL(mapgenChanged(MapGenerator)), this, SLOT(mapgenChanged(MapGenerator)));

    connect(pMapContainer, SIGNAL(mazeSizeChanged(int)), this, SLOT(maze_sizeChanged(int)));

    connect(pMapContainer, SIGNAL(mapFeatureSizeChanged(int)), this, SLOT(slMapFeatureSizeChanged(int)));

    connect(pMapContainer, SIGNAL(themeChanged(const QString &)), this, SLOT(themeChanged(const QString &)));

    connect(pMapContainer, SIGNAL(newTemplateFilter(int)), this, SLOT(templateFilterChanged(int)));

    connect(pMapContainer, SIGNAL(drawMapRequested()), this, SIGNAL(goToDrawMap()));

    connect(pMapContainer, SIGNAL(drawnMapChanged(const QByteArray &)), this, SLOT(onDrawnMapChanged(const QByteArray &)));

    connect(&DataManager::instance(), SIGNAL(updated()), this, SLOT(updateModelViews()));

}

void GameCFGWidget::setTabbed(bool tabbed)

{

    if (tabbed && !this->tabbed)

    { // Make tabbed

        tabs->setCurrentIndex(0);

        StackContainer->setVisible(false);

        tabs->setVisible(true);

        pMapContainer->setParent(mapContainerTabbed);

        OptionsInnerContainer->setParent(optionsContainerTabbed);

        pMapContainer->setVisible(true);

        setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Expanding);

        this->tabbed = true;

    }

    else if (!tabbed && this->tabbed)

    { // Make stacked

        pMapContainer->setParent(mapContainerFree);

        OptionsInnerContainer->setParent(optionsContainerFree);

        tabs->setVisible(false);

        StackContainer->setVisible(true);

        pMapContainer->setVisible(true);

        setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);

        this->tabbed = false;

    }

    // Restore scrollbar palettes, since Qt seems to forget them easily when switching parents

    QList<QScrollBar *> allSBars = findChildren<QScrollBar *>();

    QPalette pal = palette();

    pal.setColor(QPalette::WindowText, QColor(0xff, 0xcc, 0x00));

    pal.setColor(QPalette::Button, QColor(0x00, 0x35, 0x1d));

    pal.setColor(QPalette::Base, QColor(0x00, 0x35, 0x1d));

    pal.setColor(QPalette::Window, QColor(0x00, 0x00, 0x00));

    for (int i = 0; i < allSBars.size(); ++i)

        allSBars.at(i)->setPalette(pal);

}

void GameCFGWidget::jumpToSchemes()

{

    emit goToSchemes(GameSchemes->currentIndex());

}

void GameCFGWidget::jumpToWeapons()

{

    emit goToWeapons(WeaponsName->currentIndex());

}

QVariant GameCFGWidget::schemeData(int column) const

{

    return GameSchemes->model()->data(GameSchemes->model()->index(GameSchemes->currentIndex(), column));

}

quint32 GameCFGWidget::getGameFlags() const

{

    quint32 result = 0;

    if (schemeData(1).toBool())

        result |= 0x00001000;       // fort

    if (schemeData(2).toBool())

        result |= 0x00000010;       // divide teams

    if (schemeData(3).toBool())

        result |= 0x00000004;       // solid land

    if (schemeData(4).toBool())

        result |= 0x00000008;       // border

    if (schemeData(5).toBool())

        result |= 0x00000020;       // low gravity

    if (schemeData(6).toBool())

        result |= 0x00000040;       // laser sight

    if (schemeData(7).toBool())

        result |= 0x00000080;       // invulnerable

    if (schemeData(8).toBool())

        result |= 0x00000100;       // mines

    if (schemeData(9).toBool())

        result |= 0x00000200;       // vampirism

    if (schemeData(10).toBool())

        result |= 0x00000400;       // karma

    if (schemeData(11).toBool())

        result |= 0x00000800;       // artillery

    if (schemeData(12).toBool())

        result |= 0x00002000;       // random

    if (schemeData(13).toBool())

        result |= 0x00004000;       // king

    if (schemeData(14).toBool())

        result |= 0x00008000;       // place hogs

    if (schemeData(15).toBool())

        result |= 0x00010000;       // shared ammo

    if (schemeData(16).toBool())

        result |= 0x00020000;       // disable girders

    if (schemeData(17).toBool())

        result |= 0x00040000;       // disable land obj

    if (schemeData(18).toBool())

        result |= 0x00080000;       // ai survival

    if (schemeData(19).toBool())

        result |= 0x00100000;       // infinite attacks

    if (schemeData(20).toBool())

        result |= 0x00200000;       // reset weaps

    if (schemeData(21).toBool())

        result |= 0x00400000;       // per hog ammo

    if (schemeData(22).toBool())

        result |= 0x00800000;       // no wind

    if (schemeData(23).toBool())

        result |= 0x01000000;       // more wind

    if (schemeData(24).toBool())

        result |= 0x02000000;       // tag team

    if (schemeData(25).toBool())

        result |= 0x04000000;       // bottom

    return result;

}

quint32 GameCFGWidget::getInitHealth() const

{

    return schemeData(28).toInt();

}

QByteArray GameCFGWidget::getFullConfig() const

{

    QList<QByteArray> bcfg;

    int mapgen = pMapContainer->get_mapgen();

    if (Scripts->currentIndex() > 0)

    {

        bcfg << QString("escript Scripts/Multiplayer/%1.lua").arg(Scripts->itemData(Scripts->currentIndex(), GameStyleModel::ScriptRole).toString()).toUtf8();

    }

    QString currentMap = pMapContainer->getCurrentMap();

    if (currentMap.size() > 0)

    {

        bcfg << QString("emap " + currentMap).toUtf8();

// engine should figure it out on its own

//        if(pMapContainer->getCurrentIsMission())

//            bcfg << QString("escript Maps/%1/map.lua").arg(currentMap).toUtf8();

    }

    bcfg << QString("etheme " + pMapContainer->getCurrentTheme()).toUtf8();

    bcfg << QString("eseed " + pMapContainer->getCurrentSeed()).toUtf8();

    bcfg << QString("e$gmflags %1").arg(getGameFlags()).toUtf8();

    bcfg << QString("e$damagepct %1").arg(schemeData(26).toInt()).toUtf8();

    bcfg << QString("e$turntime %1").arg(schemeData(27).toInt() * 1000).toUtf8();

    bcfg << QString("e$sd_turns %1").arg(schemeData(29).toInt()).toUtf8();

    bcfg << QString("e$casefreq %1").arg(schemeData(30).toInt()).toUtf8();

    bcfg << QString("e$minestime %1").arg(schemeData(31).toInt() * 1000).toUtf8();

    bcfg << QString("e$minesnum %1").arg(schemeData(32).toInt()).toUtf8();

    bcfg << QString("e$minedudpct %1").arg(schemeData(33).toInt()).toUtf8();

    bcfg << QString("e$explosives %1").arg(schemeData(34).toInt()).toUtf8();

    bcfg << QString("e$airmines %1").arg(schemeData(35).toInt()).toUtf8();

    bcfg << QString("e$healthprob %1").arg(schemeData(36).toInt()).toUtf8();

    bcfg << QString("e$hcaseamount %1").arg(schemeData(37).toInt()).toUtf8();

    bcfg << QString("e$waterrise %1").arg(schemeData(38).toInt()).toUtf8();

    bcfg << QString("e$healthdec %1").arg(schemeData(39).toInt()).toUtf8();

    bcfg << QString("e$ropepct %1").arg(schemeData(40).toInt()).toUtf8();

    bcfg << QString("e$getawaytime %1").arg(schemeData(41).toInt()).toUtf8();

    bcfg << QString("e$worldedge %1").arg(schemeData(42).toInt()).toUtf8();

    bcfg << QString("e$template_filter %1").arg(pMapContainer->getTemplateFilter()).toUtf8();

    bcfg << QString("e$feature_size %1").arg(pMapContainer->getFeatureSize()).toUtf8();

    bcfg << QString("e$mapgen %1").arg(mapgen).toUtf8();

    if(!schemeData(43).isNull())

        bcfg << QString("e$scriptparam %1").arg(schemeData(43).toString()).toUtf8();

    else

        bcfg << QString("e$scriptparam ").toUtf8();

    switch (mapgen)

    {

        case MAPGEN_MAZE:

        case MAPGEN_PERLIN:

            bcfg << QString("e$maze_size %1").arg(pMapContainer->getMazeSize()).toUtf8();

            break;

        case MAPGEN_DRAWN:

        {

            QByteArray data = pMapContainer->getDrawnMapData();

            while(data.size() > 0)

            {

                QByteArray tmp = data;

                tmp.truncate(200);

                tmp.prepend("edraw ");

                bcfg << tmp;

                data.remove(0, 200);

            }

            break;

        }

        default:

            ;

    }

    QByteArray result;

    foreach(QByteArray ba, bcfg)

    HWProto::addByteArrayToBuffer(result, ba);

    return result;

}

void GameCFGWidget::setNetAmmo(const QString& name, const QString& ammo)

{

    bool illegal = ammo.size() != cDefaultAmmoStore->size();

    if (illegal)

    {

        QMessageBox illegalMsg(parentWidget());

        illegalMsg.setIcon(QMessageBox::Warning);

        illegalMsg.setWindowTitle(QMessageBox::tr("Error"));

        illegalMsg.setText(QMessageBox::tr("Cannot use the weapon scheme '%1'!").arg(name));

        illegalMsg.setWindowModality(Qt::WindowModal);

        illegalMsg.exec();

    }

    int pos = WeaponsName->findText(name);

    if ((pos == -1) || illegal)   // prevent from overriding schemes with bad ones

    {

        WeaponsName->addItem(name, ammo);

        WeaponsName->setCurrentIndex(WeaponsName->count() - 1);

    }

    else

    {

        WeaponsName->setItemData(pos, ammo);

        WeaponsName->setCurrentIndex(pos);

    }

}

void GameCFGWidget::fullNetConfig()

{

    ammoChanged(WeaponsName->currentIndex());

    seedChanged(pMapContainer->getCurrentSeed());

    templateFilterChanged(pMapContainer->getTemplateFilter());

    QString t = pMapContainer->getCurrentTheme();

    if(!t.isEmpty())

        themeChanged(t);

    schemeChanged(GameSchemes->currentIndex());

    scriptChanged(Scripts->currentIndex());

    mapgenChanged(pMapContainer->get_mapgen());

    maze_sizeChanged(pMapContainer->getMazeSize());

    slMapFeatureSizeChanged(pMapContainer->getFeatureSize());

    if(pMapContainer->get_mapgen() == 2)

        onDrawnMapChanged(pMapContainer->getDrawnMapData());

    // map must be the last

    QString map = pMapContainer->getCurrentMap();

    if (map.size())

        mapChanged(map);

}

void GameCFGWidget::setParam(const QString & param, const QStringList & slValue)

{

    if (slValue.size() == 1)

    {

        QString value = slValue[0];

        if (param == "MAP")

        {

            pMapContainer->setMap(value);

            return;

        }

        if (param == "SEED")

        {

            pMapContainer->setSeed(value);

            return;

        }

        if (param == "THEME")

        {

            pMapContainer->setTheme(value);

            return;

        }

        if (param == "TEMPLATE")

        {

            pMapContainer->setTemplateFilter(value.toUInt());

            return;

        }

        if (param == "MAPGEN")

        {

            pMapContainer->setMapgen((MapGenerator)value.toUInt());

            return;

        }

        if (param == "FEATURE_SIZE")

        {

            pMapContainer->setFeatureSize(value.toUInt());

            return;