// MIT License
//
// Copyright (c) 2018-2025 Jakub Melka and Contributors
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.

#include "pdfeditormainwindow.h"
#include "pdfconstants.h"
#include "pdfsecurityhandler.h"
#include "pdfwidgetutils.h"
#include "pdfviewersettings.h"
#include "pdfapplicationtranslator.h"

#include <QSettings>
#include <QApplication>
#include <QCommandLineParser>

#include "pdfdbgheap.h"

int main(int argc, char *argv[])
{
#if defined(PDF4QT_USE_DBG_HEAP)
    _CrtSetDbgFlag( _CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF );
#endif

    QApplication::setAttribute(Qt::AA_CompressHighFrequencyEvents, true);
    QApplication application(argc, argv);

    QCoreApplication::setOrganizationName("MelkaJ");
    QCoreApplication::setApplicationName("PDF4QT Editor");
    QCoreApplication::setApplicationVersion(pdf::PDF_LIBRARY_VERSION);
    QApplication::setApplicationDisplayName(QApplication::translate("Application", "PDF4QT Editor"));

    QCommandLineOption noDrm("no-drm", "Disable DRM settings of documents.");
    QCommandLineOption lightGui("theme-light", "Use a light theme for the GUI.");
    QCommandLineOption darkGui("theme-dark", "Use a dark theme for the GUI.");

    QCommandLineParser parser;
    parser.setApplicationDescription(QCoreApplication::applicationName());
    parser.addOption(noDrm);
    parser.addOption(lightGui);
    parser.addOption(darkGui);
    parser.addHelpOption();
    parser.addVersionOption();
    parser.addPositionalArgument("file", "The PDF file to open.");
    parser.process(application);

    if (parser.isSet(noDrm))
    {
        pdf::PDFSecurityHandler::setNoDRMMode();
    }

    pdf::PDFApplicationTranslator translator;
    translator.loadSettings();
    translator.installTranslator();

    bool isLightGui = false;
    bool isDarkGui = false;
    const pdfviewer::PDFViewerSettings::ColorScheme colorScheme = pdfviewer::PDFViewerSettings::getColorSchemeStatic();
    switch (colorScheme)
    {
        case pdfviewer::PDFViewerSettings::AutoScheme:
            isLightGui = parser.isSet(lightGui);
            isDarkGui = parser.isSet(darkGui);
            break;

        case pdfviewer::PDFViewerSettings::LightScheme:
            isLightGui = true;
            break;

        case pdfviewer::PDFViewerSettings::DarkScheme:
            isDarkGui = true;
            break;

        default:
            Q_ASSERT(false);
            break;
    }

    pdf::PDFWidgetUtils::setDarkTheme(isLightGui, isDarkGui);

    QIcon appIcon(":/app-icon.svg");
    QApplication::setWindowIcon(appIcon);

    pdfviewer::PDFEditorMainWindow mainWindow;
    mainWindow.show();

    QStringList arguments = parser.positionalArguments();
    if (!arguments.isEmpty())
    {
        mainWindow.getProgramController()->openDocument(arguments.front());
    }

    return application.exec();
}