/*
 * Hedgewars, a free turn based strategy game
 * Copyright (c) 2006-2011 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 <QGridLayout>
#include <QHBoxLayout>
#include <QPushButton>
#include <QComboBox>
#include <QLabel>
#include <QLineEdit>
#include <QTabWidget>
#include <QGroupBox>
#include <QToolBox>
#include <QMessageBox>

#include "pageeditteam.h"
#include "sdlkeys.h"
#include "SquareLabel.h"
#include "hats.h"
#include "HWApplication.h"

QLayout * PageEditTeam::bodyLayoutDefinition()
{
    QGridLayout * pageLayout = new QGridLayout();
    QTabWidget * tbw = new QTabWidget();
    QWidget * page1 = new QWidget(this);
    QWidget * page2 = new QWidget(this);
    tbw->addTab(page1, tr("General"));
    tbw->addTab(page2, tr("Advanced"));
    pageLayout->addWidget(tbw, 0, 0, 1, 3);

    QHBoxLayout * page1Layout = new QHBoxLayout(page1);
    page1Layout->setAlignment(Qt::AlignTop);
    QGridLayout * page2Layout = new QGridLayout(page2);

// ====== Page 1 ======
    QVBoxLayout * vbox1 = new QVBoxLayout();
    QVBoxLayout * vbox2 = new QVBoxLayout();
    page1Layout->addLayout(vbox1);
    page1Layout->addLayout(vbox2);

    GBoxHedgehogs = new QGroupBox(this);
    GBoxHedgehogs->setTitle(QGroupBox::tr("Team Members"));
    GBoxHedgehogs->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
    QGridLayout * GBHLayout = new QGridLayout(GBoxHedgehogs);

    HatsModel * hatsModel = new HatsModel(GBoxHedgehogs);
    for(int i = 0; i < HEDGEHOGS_PER_TEAM; i++)
    {
        HHHats[i] = new QComboBox(GBoxHedgehogs);
        HHHats[i]->setModel(hatsModel);
        HHHats[i]->setIconSize(QSize(32, 37));
        //HHHats[i]->setSizeAdjustPolicy(QComboBox::AdjustToContents);
        //HHHats[i]->setModelColumn(1);
        //HHHats[i]->setMinimumWidth(132);
        GBHLayout->addWidget(HHHats[i], i, 0);

        HHNameEdit[i] = new QLineEdit(GBoxHedgehogs);
        HHNameEdit[i]->setMaxLength(64);
        HHNameEdit[i]->setMinimumWidth(120);
        GBHLayout->addWidget(HHNameEdit[i], i, 1);

        btnRandomHogName[i] = addButton(":/res/dice.png", GBHLayout, i, 3, true);
    }

    btnRandomTeam = addButton(QPushButton::tr("Random Team"), GBHLayout, 9, false);

    vbox1->addWidget(GBoxHedgehogs);

    GBoxTeam = new QGroupBox(this);
    GBoxTeam->setTitle(QGroupBox::tr("Team Settings"));
    GBoxTeam->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
    QGridLayout * GBTLayout = new QGridLayout(GBoxTeam);
    QLabel * tmpLabel = new QLabel(GBoxTeam);
    tmpLabel->setText(QLabel::tr("Name"));
    GBTLayout->addWidget(tmpLabel, 0, 0);
    tmpLabel = new QLabel(GBoxTeam);
    tmpLabel->setText(QLabel::tr("Type"));
    GBTLayout->addWidget(tmpLabel, 1, 0);
    tmpLabel = new QLabel(GBoxTeam);
    tmpLabel->setText(QLabel::tr("Grave"));
    GBTLayout->addWidget(tmpLabel, 2, 0);
    tmpLabel = new QLabel(GBoxTeam);
    tmpLabel->setText(QLabel::tr("Flag"));
    GBTLayout->addWidget(tmpLabel, 3, 0);
    tmpLabel = new QLabel(GBoxTeam);
    tmpLabel->setText(QLabel::tr("Voice"));
    GBTLayout->addWidget(tmpLabel, 4, 0);

    TeamNameEdit = new QLineEdit(GBoxTeam);
    TeamNameEdit->setMaxLength(64);
    GBTLayout->addWidget(TeamNameEdit, 0, 1);
    vbox2->addWidget(GBoxTeam);

    CBTeamLvl = new QComboBox(GBoxTeam);
    CBTeamLvl->setIconSize(QSize(48, 48));
    CBTeamLvl->addItem(QIcon(":/res/botlevels/0.png"), QComboBox::tr("Human"));
    for(int i = 5; i > 0; i--)
        CBTeamLvl->addItem(
                QIcon(QString(":/res/botlevels/%1.png").arg(6 - i)),
                QString("%1 %2").arg(QComboBox::tr("Level")).arg(i)
                );
    GBTLayout->addWidget(CBTeamLvl, 1, 1);

    CBGrave = new QComboBox(GBoxTeam);
    CBGrave->setMaxCount(65535);
    CBGrave->setIconSize(QSize(32, 32));
    GBTLayout->addWidget(CBGrave, 2, 1);

    CBFlag = new QComboBox(GBoxTeam);
    CBFlag->setMaxCount(65535);
    CBFlag->setIconSize(QSize(22, 15));
    GBTLayout->addWidget(CBFlag, 3, 1);

    QHBoxLayout * hbox = new QHBoxLayout();
    CBVoicepack = new QComboBox(GBoxTeam);

    hbox->addWidget(CBVoicepack, 100);
    btnTestSound = addButton(":/res/PlaySound.png", hbox, 1, true);
    hbox->setStretchFactor(btnTestSound, 1);

    GBTLayout->addLayout(hbox, 4, 1);

    GBoxFort = new QGroupBox(this);
    GBoxFort->setTitle(QGroupBox::tr("Fort"));
    QGridLayout * GBFLayout = new QGridLayout(GBoxFort);
    CBFort = new QComboBox(GBoxFort);
    CBFort->setMaxCount(65535);
    GBFLayout->addWidget(CBFort, 0, 0);
    FortPreview = new SquareLabel(GBoxFort);
    FortPreview->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
    FortPreview->setMinimumSize(128, 128);
    FortPreview->setPixmap(QPixmap());
    // perhaps due to handling its own paintevents, SquareLabel doesn't play nice with the stars
    //FortPreview->setAttribute(Qt::WA_PaintOnScreen, true);
    GBFLayout->addWidget(FortPreview, 1, 0);
    vbox2->addWidget(GBoxFort);

    vbox1->addStretch();
    vbox2->addStretch();

// ====== Page 2 ======
    GBoxBinds = new QGroupBox(this);
    GBoxBinds->setTitle(QGroupBox::tr("Key binds"));
    QGridLayout * GBBLayout = new QGridLayout(GBoxBinds);
    BindsBox = new QToolBox(GBoxBinds);
    BindsBox->setLineWidth(0);
    GBBLayout->addWidget(BindsBox);
    page2Layout->addWidget(GBoxBinds, 0, 0);

    quint16 i = 0;
    quint16 num = 0;
    QWidget * curW = NULL;
    QGridLayout * pagelayout = NULL;
    QLabel* l = NULL;
    while (i < BINDS_NUMBER) {
        if(cbinds[i].category != NULL)
        {
            if(curW != NULL)
            {
                l = new QLabel(curW);
                l->setText("");
                pagelayout->addWidget(l, num++, 0, 1, 2);
            }
            curW = new QWidget(this);
            BindsBox->addItem(curW, HWApplication::translate("binds (categories)", cbinds[i].category));
            pagelayout = new QGridLayout(curW);
            num = 0;
        }
        if(cbinds[i].description != NULL)
        {
            l = new QLabel(curW);
            l->setText((num > 0 ? QString("\n") : QString("")) + HWApplication::translate("binds (descriptions)", cbinds[i].description));
            pagelayout->addWidget(l, num++, 0, 1, 2);
        }

        l = new QLabel(curW);
        l->setText(HWApplication::translate("binds", cbinds[i].name));
        l->setAlignment(Qt::AlignRight);
        pagelayout->addWidget(l, num, 0);
        CBBind[i] = new QComboBox(curW);
        for(int j = 0; sdlkeys[j][1][0] != '\0'; j++)
            CBBind[i]->addItem(HWApplication::translate("binds (keys)", sdlkeys[j][1]).contains(": ") ? HWApplication::translate("binds (keys)", sdlkeys[j][1]) : HWApplication::translate("binds (keys)", "Keyboard") + QString(": ") + HWApplication::translate("binds (keys)", sdlkeys[j][1]), sdlkeys[j][0]);
        pagelayout->addWidget(CBBind[i++], num++, 1);
    }

    return pageLayout;
}

QLayout * PageEditTeam::footerLayoutDefinition()
{
    QHBoxLayout * bottomLayout = new QHBoxLayout();

    btnSave = addButton(":/res/Save.png", bottomLayout, 0, true);;
    btnSave->setStyleSheet("QPushButton{margin: 24px 0 0 0;}");
    bottomLayout->setAlignment(btnSave, Qt::AlignRight | Qt::AlignBottom);

    return bottomLayout;
}

void PageEditTeam::connectSignals()
{
    connect(btnSave, SIGNAL(clicked()), this, SLOT(saveTeam()));

    signalMapper1 = new QSignalMapper(this);
    signalMapper2 = new QSignalMapper(this);

    connect(signalMapper1, SIGNAL(mapped(int)), this, SLOT(fixHHname(int)));
    connect(signalMapper2, SIGNAL(mapped(int)), this, SLOT(setRandomName(int)));

    for(int i = 0; i < HEDGEHOGS_PER_TEAM; i++)
    {
        connect(HHNameEdit[i], SIGNAL(editingFinished()), signalMapper1, SLOT(map()));
            signalMapper1->setMapping(HHNameEdit[i], i);

        connect(btnRandomHogName[i], SIGNAL(clicked()), signalMapper2, SLOT(map()));
            signalMapper2->setMapping(btnRandomHogName[i], i);
    }

    connect(btnRandomTeam, SIGNAL(clicked()), this, SLOT(setRandomNames()));
    
    connect(btnTestSound, SIGNAL(clicked()), this, SLOT(testSound()));

    connect(CBFort, SIGNAL(currentIndexChanged(const QString &)), this, SLOT(CBFort_activated(const QString &)));
}

PageEditTeam::PageEditTeam(QWidget* parent) :
  AbstractPage(parent)
{
    initPage();

    m_playerHash = "0000000000000000000000000000000000000000";

    QDir tmpdir;
    QStringList list;
    tmpdir.cd(cfgdir->absolutePath());
    if (tmpdir.cd("Data/Sounds/voices")) 
    {
        list = tmpdir.entryList(QDir::AllDirs | QDir::NoDotAndDotDot, QDir::Name);
        CBVoicepack->addItems(list);
    }

    tmpdir.cd(datadir->absolutePath());
    tmpdir.cd("Sounds/voices");
    QStringList tmplist = tmpdir.entryList(QDir::AllDirs | QDir::NoDotAndDotDot, QDir::Name);
    QStringList tmplist2;
    foreach (const QString & line, tmplist)
    {
        if (!list.contains(line,Qt::CaseInsensitive))
            tmplist2.append(line);
    }

    CBVoicepack->addItems(tmplist2);

    QStringList userforts;
    tmpdir.cd(cfgdir->absolutePath());
    if (tmpdir.cd("Data/Forts"))
    {
        tmpdir.setFilter(QDir::Files);
        userforts = tmpdir.entryList(QStringList("*L.png")).replaceInStrings(QRegExp("^(.*)L\\.png"), "\\1");
        CBFort->addItems(userforts);
    }

    tmpdir.cd("../Graphics/Graves");
    QStringList userlist = tmpdir.entryList(QStringList("*.png"));
    for (QStringList::Iterator it = userlist.begin(); it != userlist.end(); ++it )
    {
        QPixmap pix(cfgdir->absolutePath() + "/Data/Graphics/Graves/" + *it);
        QIcon icon(pix.copy(0, 0, 32, 32));
        CBGrave->addItem(icon, QString(*it).replace(QRegExp("^(.*)\\.png"), "\\1"));
    }

    tmpdir.cd(datadir->absolutePath());
    tmpdir.cd("Forts");
    tmpdir.setFilter(QDir::Files);

    tmplist = tmpdir.entryList(QStringList("*L.png")).replaceInStrings(QRegExp("^(.*)L\\.png"), "\\1");
    QStringList dataforts;
    foreach (const QString & line, tmplist)
    {
        if (!userforts.contains(line,Qt::CaseInsensitive))
            dataforts.append(line);
    }

    CBFort->addItems(dataforts);

    tmpdir.cd("../Graphics/Graves");
    QStringList datalist = tmpdir.entryList(QStringList("*.png"));
    foreach (const QString & line, datalist)
    {
        if (userlist.contains(line,Qt::CaseInsensitive)) continue;
        QPixmap pix(datadir->absolutePath() + "/Graphics/Graves/" + line);
        QIcon icon(pix.copy(0, 0, 32, 32));
        QString grave = line;
        grave = grave.replace(QRegExp("^(.*)\\.png"), "\\1");
        CBGrave->addItem(icon, grave);
    }

    // add the default flag
    CBFlag->addItem(QIcon(QPixmap(datadir->absolutePath() + "/Graphics/Flags/hedgewars.png").copy(0, 0, 22, 15)), "Hedgewars", "hedgewars");
    CBFlag->insertSeparator(CBFlag->count());

    tmpdir.cd(cfgdir->absolutePath());
    tmpdir.cd("Data/Graphics/Flags");
    userlist = tmpdir.entryList(QStringList("*.png"));
    
    // add all country flags
    foreach (const QString & line, userlist)
    {
        QPixmap pix(cfgdir->absolutePath() + "/Data/Graphics/Flags/" + line);
        QIcon icon(pix.copy(0, 0, 22, 15));
        // TODO improve readablility
        if(line.compare("cpu.png") && line.compare("hedgewars.png") && (line.indexOf("cm_") == -1)) // skip cpu and hedgewars flags as well as all community flags
        {
            QString flag = line;
            flag = flag.replace(QRegExp("^(.*)\\.png"), "\\1");
            CBFlag->addItem(icon, flag.replace("_", " "), flag);
        }
    }

    CBFlag->insertSeparator(CBFlag->count());

    // add all community flags
    for (QStringList::Iterator it = userlist.begin(); it != userlist.end(); ++it )
    {
        QPixmap pix(cfgdir->absolutePath() + "/Data/Graphics/Flags/" + *it);
        QIcon icon(pix.copy(0, 0, 22, 15));
        if(it->indexOf("cm_") > -1) // skip non community flags this time
        {
            QString flag = QString(*it).replace(QRegExp("^(.*)\\.png"), "\\1");
            CBFlag->addItem(icon, QString(flag).replace("cm_", QComboBox::tr("Community") + ": "), flag);
        }
    }

    CBFlag->insertSeparator(CBFlag->count());

    tmpdir.cd(datadir->absolutePath());
    tmpdir.cd("Graphics/Flags");
    datalist = tmpdir.entryList(QStringList("*.png"));
    
    // add all country flags
    for (QStringList::Iterator it = datalist.begin(); it != datalist.end(); ++it )
    {
        if (userlist.contains(*it,Qt::CaseInsensitive)) continue;
        QPixmap pix(datadir->absolutePath() + "/Graphics/Flags/" + *it);
        QIcon icon(pix.copy(0, 0, 22, 15));
        if(it->compare("cpu.png") && it->compare("hedgewars.png") && (it->indexOf("cm_") == -1)) // skip cpu and hedgewars flags as well as all community flags
        {
            QString flag = QString(*it).replace(QRegExp("^(.*)\\.png"), "\\1");
            CBFlag->addItem(icon, QString(flag).replace("_", " "), flag);
        }
    }

    CBFlag->insertSeparator(CBFlag->count());

    // add all community flags
    for (QStringList::Iterator it = datalist.begin(); it != datalist.end(); ++it )
    {
        if (userlist.contains(*it,Qt::CaseInsensitive)) continue;
        QPixmap pix(datadir->absolutePath() + "/Graphics/Flags/" + *it);
        QIcon icon(pix.copy(0, 0, 22, 15));
        if(it->indexOf("cm_") > -1) // skip non community flags this time
        {
            QString flag = (*it).replace(QRegExp("^(.*)\\.png"), "\\1");
            CBFlag->addItem(icon, QString(flag).replace("cm_", QComboBox::tr("Community") + ": "), flag);
        }
    }
}

void PageEditTeam::fixHHname(int idx)
{
    HHNameEdit[idx]->setText(HHNameEdit[idx]->text().trimmed());

    if (HHNameEdit[idx]->text().isEmpty())
        HHNameEdit[idx]->setText(QLineEdit::tr("hedgehog %1").arg(idx+1));
}

void PageEditTeam::CBFort_activated(const QString & fortname)
{
    QFile tmp;
    tmp.setFileName(cfgdir->absolutePath() + "/Data/Forts/" + fortname + "L.png");
    if (!tmp.exists()) tmp.setFileName(datadir->absolutePath() + "/Forts/" + fortname + "L.png");
    QPixmap pix(QFileInfo(tmp).absoluteFilePath());
    FortPreview->setPixmap(pix);
}

void PageEditTeam::testSound()
{
    QString voiceDir = QString("Sounds/voices/") + CBVoicepack->currentText();

    QStringList list = HWDataManager::instance().entryList(
            voiceDir,
            QDir::Files/*,
            QStringList() <<
                "Illgetyou.ogg" <<
                "Incoming.ogg" <<
                "Stupid.ogg" <<
                "Coward.ogg" <<
                "Firstblood.ogg"*/
            );

    if (list.size())
    {
        QFile * tmpFile = HWDataManager::instance().findFileForRead(
                                voiceDir + "/" + list[rand() % list.size()]);

        SDLInteraction::instance().playSoundFile(tmpFile->fileName());

        // this QFile isn't needed any further
        delete tmpFile;
    }
}

void PageEditTeam::createTeam(const QString & name, const QString & playerHash)
{
    m_playerHash = playerHash;
    HWTeam newTeam(name);
    loadTeam(newTeam);
}

void PageEditTeam::editTeam(const QString & name, const QString & playerHash)
{
    m_playerHash = playerHash;
    HWTeam team(name);
    team.loadFromFile();
    loadTeam(team);
}

void PageEditTeam::deleteTeam(const QString & name)
{
    QMessageBox reallyDelete(QMessageBox::Question, QMessageBox::tr("Teams"), QMessageBox::tr("Really delete this team?"), QMessageBox::Ok | QMessageBox::Cancel, this);

    if (reallyDelete.exec() == QMessageBox::Ok)
        HWTeam(name).deleteFile();
}

void PageEditTeam::setRandomNames()
{
    HWTeam team = data();
    HWNamegen::teamRandomNames(team, true);
    loadTeam(team);
}

void PageEditTeam::setRandomName(int hh_index)
{
    HWTeam team = data();
    HWNamegen::teamRandomName(team,hh_index);
    loadTeam(team);
}

void PageEditTeam::loadTeam(const HWTeam & team)
{
    TeamNameEdit->setText(team.name());
    CBTeamLvl->setCurrentIndex(team.difficulty());

    for(int i = 0; i < HEDGEHOGS_PER_TEAM; i++)
    {
        HWHog hh = team.hedgehog(i);

        HHNameEdit[i]->setText(hh.Name);

        if (hh.Hat.startsWith("Reserved"))
            hh.Hat = hh.Hat.remove(0,40);

        HHHats[i]->setCurrentIndex(HHHats[i]->findData(hh.Hat, Qt::DisplayRole));
    }

    CBGrave->setCurrentIndex(CBGrave->findText(team.grave()));
    CBFlag->setCurrentIndex(CBFlag->findData(team.flag()));

    CBFort->setCurrentIndex(CBFort->findText(team.fort()));
    CBVoicepack->setCurrentIndex(CBVoicepack->findText(team.voicepack()));

    for(int i = 0; i < BINDS_NUMBER; i++)
    {
        CBBind[i]->setCurrentIndex(CBBind[i]->findData(team.keyBind(i)));
    }
}

HWTeam PageEditTeam::data()
{
    HWTeam team(TeamNameEdit->text());
    team.setDifficulty(CBTeamLvl->currentIndex());

    for(int i = 0; i < HEDGEHOGS_PER_TEAM; i++)
    {
        HWHog hh;
        hh.Name = HHNameEdit[i]->text();
        hh.Hat = HHHats[i]->currentText();

        if (hh.Hat.startsWith("Reserved"))
            hh.Hat = "Reserved"+m_playerHash+hh.Hat.remove(0,9);

        team.setHedgehog(i,hh);
    }

    team.setGrave(CBGrave->currentText());
    team.setFort(CBFort->currentText());
    team.setVoicepack(CBVoicepack->currentText());
    team.setFlag(CBFlag->itemData(CBFlag->currentIndex()).toString());

    for(int i = 0; i < BINDS_NUMBER; i++)
    {
        team.bindKey(i,CBBind[i]->itemData(CBBind[i]->currentIndex()).toString());
    }

    return team;
}

void PageEditTeam::saveTeam()
{
    data().saveToFile();
    emit teamEdited();
}