/****************************************************************************
** Copyright (c) 2025 Evgeny Teterin (nayk) <nayk@nxt.ru>
** All right reserved.
**
** 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 "application_config.h"
#include "config.h"
#include <QtWidgets/QApplication>
#include <QtCore/QTranslator>
#include <QtCore/QDebug>
#include <QtCore/QDir>
#include <QtCore/QStringList>
#include <QtGui/QScreen>

#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
#   include <QtCore/QTextCodec>
#endif

//==============================================================================
void Application::initialize()
{
#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
    QTextCodec::setCodecForLocale(QTextCodec::codecForName("UTF-8"));
#endif

#if defined (PROG_NAME)
    QApplication::setApplicationName( QString(PROG_NAME) );
#endif

#if defined (SOFT_DEVELOPER)
    QApplication::setOrganizationName( QString(SOFT_DEVELOPER) );
#endif

#if defined (DEVELOPER_DOMAIN)
    QApplication::setOrganizationDomain( QString(DEVELOPER_DOMAIN) );
#endif

#if defined (PROG_VERSION)
    QApplication::setApplicationVersion( QString(PROG_VERSION) );
#endif

#if defined (BUILD_DATE)
    qApp->setProperty( "buildDate", QString(BUILD_DATE) );
#endif
}
//==============================================================================
QString Application::applicationRootPath()
{
    QString path { QApplication::applicationDirPath() };

    if ( path.right(1) != "/" ) {

        path += "/";
    }

    if (path.right(5) == "/bin/") {

        path.remove( path.length() - 4, 4 );
    }

    return path;
}
//==============================================================================
void Application::installTranslations(const QString &lng)
{
    const QString dirName { applicationRootPath() + "translations/" };
    QDir translationsDir { dirName };

    QStringList filesList = translationsDir.entryList(
        QStringList() << QString("*_%1.qm").arg(lng),
        QDir::Files
        );

    for (const QString &fileName: std::as_const(filesList)) {

        QTranslator *translator = new QTranslator(QApplication::instance());

        if (translator->load( dirName + fileName )) {

            QApplication::instance()->installTranslator( translator );
        }
        else {

            delete translator;
        }
    }
}
//==============================================================================
QWidget* mainWindow()
{
    QWidgetList list = QApplication::topLevelWidgets();

    for ( auto widget : std::as_const(list) ) {

        if (widget && QString(widget->metaObject()->className()).contains("MainWindow"))
            return widget;
    }

    return list.isEmpty() ? nullptr : list.first();
}
//==============================================================================
bool Application::moveToCenterMainWindow(QWidget *w)
{
    if (!w) return false;

    QRect targetRect;
    QWidget *mainW = mainWindow();

    if (mainW && mainW->isVisible()) {

        targetRect = mainW->geometry();
    }
    else {

        QScreen *screen = mainW ? mainW->screen() : nullptr;

        if (mainW && !screen) {

            QPoint pos = mainW->geometry().center();
            screen = QGuiApplication::screenAt(pos);
        }

        if (screen) {

            targetRect = screen->geometry();
        }
    }

    if (targetRect.isValid()) {

        QSize dialogSize = w->size();
        QPoint centerPos = targetRect.center() - QPoint(dialogSize.width() / 2, dialogSize.height() / 2);
        w->move(centerPos);
        return true;
    }

    return false;
}
//==============================================================================