/*****************************************************************************
* gta5sync GRAND THEFT AUTO V SYNC
* Copyright (C) 2016-2017 Syping
*
* 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, either version 3 of the License, or
* (at your option) any later version.
*
* 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, see <http://www.gnu.org/licenses/>.
*****************************************************************************/

#include "SnapmaticEditor.h"
#include "ui_SnapmaticEditor.h"
#include "SnapmaticPicture.h"
#include "StringParser.h"
#include "AppEnv.h"
#include <QStringBuilder>
#include <QTextDocument>
#include <QInputDialog>
#include <QMessageBox>
#include <QDebug>
#include <QFile>

SnapmaticEditor::SnapmaticEditor(CrewDatabase *crewDB, QWidget *parent) :
    QDialog(parent), crewDB(crewDB),
    ui(new Ui::SnapmaticEditor)
{
    ui->setupUi(this);
    ui->cmdApply->setDefault(true);

    if (QIcon::hasThemeIcon("dialog-apply"))
    {
        ui->cmdApply->setIcon(QIcon::fromTheme("dialog-apply"));
    }
    if (QIcon::hasThemeIcon("dialog-cancel"))
    {
        ui->cmdCancel->setIcon(QIcon::fromTheme("dialog-cancel"));
    }

    snapmaticTitle = "";
    smpic = 0;

    // DPI calculation
    qreal screenRatio = AppEnv::screenRatio();
    resize(400 * screenRatio, 360 * screenRatio);
}

SnapmaticEditor::~SnapmaticEditor()
{
    delete ui;
}

void SnapmaticEditor::selfie_toggled(bool checked)
{
    if (checked)
    {
        isSelfie = true;
    }
    else
    {
        isSelfie = false;
    }
}


void SnapmaticEditor::mugshot_toggled(bool checked)
{
    if (checked)
    {
        isMugshot = true;
        ui->cbDirector->setEnabled(false);
        ui->cbDirector->setChecked(false);
    }
    else
    {
        isMugshot = false;
        ui->cbDirector->setEnabled(true);
    }
}

void SnapmaticEditor::editor_toggled(bool checked)
{
    if (checked)
    {
        isEditor = true;
        ui->cbDirector->setEnabled(false);
        ui->cbDirector->setChecked(false);
    }
    else
    {
        isEditor = false;
        ui->cbDirector->setEnabled(true);
    }
}

void SnapmaticEditor::on_rbSelfie_toggled(bool checked)
{
    if (checked)
    {
        mugshot_toggled(false);
        editor_toggled(false);
        selfie_toggled(true);
    }
}

void SnapmaticEditor::on_rbMugshot_toggled(bool checked)
{
    if (checked)
    {
        selfie_toggled(false);
        editor_toggled(false);
        mugshot_toggled(true);
    }
}

void SnapmaticEditor::on_rbEditor_toggled(bool checked)
{
    if (checked)
    {
        selfie_toggled(false);
        mugshot_toggled(false);
        editor_toggled(true);
    }
}

void SnapmaticEditor::on_rbCustom_toggled(bool checked)
{
    if (checked)
    {
        selfie_toggled(false);
        mugshot_toggled(false);
        editor_toggled(false);
    }
}

void SnapmaticEditor::setSnapmaticPicture(SnapmaticPicture *picture)
{
    smpic = picture;
    localSpJson = smpic->getSnapmaticProperties();
    ui->rbCustom->setChecked(true);
    crewID = localSpJson.crewID;
    isSelfie = localSpJson.isSelfie;
    isMugshot = localSpJson.isMug;
    isEditor = localSpJson.isFromRSEditor;
    ui->cbDirector->setChecked(localSpJson.isFromDirector);
    ui->cbMeme->setChecked(localSpJson.isMeme);
    if (isSelfie)
    {
        ui->rbSelfie->setChecked(true);
    }
    else if (isMugshot)
    {
        ui->rbMugshot->setChecked(true);
    }
    else if (isEditor)
    {
        ui->rbEditor->setChecked(true);
    }
    else
    {
        ui->rbCustom->setChecked(true);
    }
    setSnapmaticCrew(returnCrewName(crewID));
    setSnapmaticTitle(picture->getPictureTitle());
}

void SnapmaticEditor::setSnapmaticTitle(const QString &title)
{
    if (title.length() > 39)
    {
        snapmaticTitle = title.left(39);
    }
    else
    {
        snapmaticTitle = title;
    }
    QString editStr = QString("<a href=\"g5e://edittitle\" style=\"text-decoration: none;\">%1</a>").arg(tr("Edit"));
    QString titleStr = tr("Title: %1 (%2)").arg(StringParser::escapeString(snapmaticTitle), editStr);
    ui->labTitle->setText(titleStr);
    if (SnapmaticPicture::verifyTitle(snapmaticTitle))
    {
        ui->labAppropriate->setText(tr("Appropriate: %1").arg(QString("<span style=\"color: green\">%1</a>").arg(tr("Yes", "Yes, should work fine"))));
    }
    else
    {
        ui->labAppropriate->setText(tr("Appropriate: %1").arg(QString("<span style=\"color: red\">%1</a>").arg(tr("No", "No, could lead to issues"))));
    }
}

void SnapmaticEditor::setSnapmaticCrew(const QString &crew)
{
    QString editStr = QString("<a href=\"g5e://editcrew\" style=\"text-decoration: none;\">%1</a>").arg(tr("Edit"));
    QString crewStr = tr("Crew: %1 (%2)").arg(StringParser::escapeString(crew), editStr);
    ui->labCrew->setText(crewStr);
}

QString SnapmaticEditor::returnCrewName(int crewID_)
{
    return crewDB->getCrewName(crewID_);
}

void SnapmaticEditor::on_cmdCancel_clicked()
{
    close();
}

void SnapmaticEditor::on_cmdApply_clicked()
{
    if (ui->cbQualify->isChecked())
    {
        qualifyAvatar();
    }
    localSpJson.crewID = crewID;
    localSpJson.isSelfie = isSelfie;
    localSpJson.isMug = isMugshot;
    localSpJson.isFromRSEditor = isEditor;
    localSpJson.isFromDirector = ui->cbDirector->isChecked();
    localSpJson.isMeme = ui->cbMeme->isChecked();
    if (smpic)
    {
        QString originalFileName = smpic->getPictureFilePath();
        QString adjustedFileName = originalFileName;
        if (adjustedFileName.right(7) == ".hidden") // for the hidden file system
        {
            adjustedFileName.remove(adjustedFileName.length() - 7, 7);
        }
        QString backupFileName = adjustedFileName % ".bak";
        if (!QFile::exists(backupFileName))
        {
            QFile::copy(adjustedFileName, backupFileName);
        }
        SnapmaticProperties fallbackProperties = smpic->getSnapmaticProperties();
        QString fallbackTitle = smpic->getPictureTitle();
        smpic->setSnapmaticProperties(localSpJson);
        smpic->setPictureTitle(snapmaticTitle);
        if (!smpic->exportPicture(originalFileName))
        {
            QMessageBox::warning(this, tr("Snapmatic Properties"), tr("Patching of Snapmatic Properties failed because of I/O Error"));
            smpic->setSnapmaticProperties(fallbackProperties);
            smpic->setPictureTitle(fallbackTitle);
        }
        else
        {
            smpic->emitUpdate();
        }
    }
    close();
}

void SnapmaticEditor::qualifyAvatar()
{
    ui->rbSelfie->setChecked(true);
    ui->cbDirector->setChecked(false);
    ui->cbMeme->setChecked(false);
    ui->cmdApply->setDefault(true);
}

void SnapmaticEditor::on_cbQualify_toggled(bool checked)
{
    if (checked)
    {
        ui->cbMeme->setEnabled(false);
        ui->cbDirector->setEnabled(false);
        ui->rbCustom->setEnabled(false);
        ui->rbSelfie->setEnabled(false);
        ui->rbEditor->setEnabled(false);
        ui->rbMugshot->setEnabled(false);
    }
    else
    {
        ui->cbMeme->setEnabled(true);
        ui->rbCustom->setEnabled(true);
        ui->rbSelfie->setEnabled(true);
        ui->rbEditor->setEnabled(true);
        ui->rbMugshot->setEnabled(true);
        if (ui->rbSelfie->isChecked() || ui->rbCustom->isChecked())
        {
            ui->cbDirector->setEnabled(true);
        }
    }
}

void SnapmaticEditor::on_labTitle_linkActivated(const QString &link)
{
    if (link == "g5e://edittitle")
    {
        bool ok;
        QString newTitle = QInputDialog::getText(this, tr("Snapmatic Title"), tr("New Snapmatic title:"), QLineEdit::Normal, snapmaticTitle, &ok, windowFlags());
        if (ok && !newTitle.isEmpty())
        {
            setSnapmaticTitle(newTitle);
        }
    }
}

void SnapmaticEditor::on_labCrew_linkActivated(const QString &link)
{
    if (link == "g5e://editcrew")
    {
        bool ok;
        int indexNum = 0;
        QStringList itemList;
        QStringList crewList = crewDB->getCrews();
        if (!crewList.contains(QLatin1String("0")))
        {
            crewList += QLatin1String("0");
        }
        crewList.sort();
        foreach(const QString &crew, crewList)
        {
            itemList += QString("%1 (%2)").arg(crew, returnCrewName(crew.toInt()));
        }
        if (crewList.contains(QString::number(crewID)))
        {
            indexNum = crewList.indexOf(QRegExp(QString::number(crewID)));
        }
        QString newCrew = QInputDialog::getItem(this, tr("Snapmatic Crew"), tr("New Snapmatic crew:"), itemList, indexNum, true, &ok, windowFlags());
        if (ok && !newCrew.isEmpty())
        {
            if (newCrew.contains(" ")) newCrew = newCrew.split(" ").at(0);
            if (newCrew.length() > 10) return;
            foreach (const QChar &crewChar, newCrew)
            {
                if (!crewChar.isNumber())
                {
                    return;
                }
            }
            crewID = newCrew.toInt();
            setSnapmaticCrew(returnCrewName(crewID));
        }
    }
}