main.h

/* mathvizanimator
 * Copyright (C) 2023 codingwithmagga
 *
 * 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/>.
 */
 
#ifndef APP_SRC_MAIN_H_
#define APP_SRC_MAIN_H_
 
#include <QGuiApplication>
#include <QQmlApplicationEngine>
 
#include "mainlogic.h"
 
class SetupMain {
  public:
    struct SetupObjects {
        QSharedPointer<MainLogic> mainlogic;
        QSharedPointer<QQmlApplicationEngine> engine;
    };
 
    SetupMain() = delete;
 
    static SetupObjects setupApp(const QSharedPointer<QGuiApplication> gui_app = Q_NULLPTR)
    {
        SetupObjects setup_objects;
 
        qSetMessagePattern("%{time dd.MM.yyyy hh:mm:ss.zzz} | "
                           "%{if-debug}DBG%{endif}%{if-info}INF%{endif}%{if-warning}WRN%{endif}%{"
                           "if-"
                           "critical}CRT%{endif}%{if-fatal}FTL%{endif} | %{category} | "
                           "%{message}");
 
        setup_objects.mainlogic = QSharedPointer<MainLogic>(new MainLogic);
        setup_objects.engine = QSharedPointer<QQmlApplicationEngine>(new QQmlApplicationEngine);
 
        // TODO(codingwithmagga): pointer to shared pointer
        setup_objects.mainlogic->initEngine(setup_objects.engine.data());
 
        const QUrl url("qrc:/qt/qml/cwa/mva/gui/qml/MainWindow.qml");
 
        if (gui_app) {
            QCoreApplication::setApplicationName("mathvizanimator");
            QCoreApplication::setOrganizationName("codingwithmagga");
            QObject::connect(
                setup_objects.engine.data(), &QQmlApplicationEngine::objectCreationFailed, gui_app.data(),
                []() { QCoreApplication::exit(-1); }, Qt::QueuedConnection);
        }
 
        setup_objects.engine->load(url);
 
        setup_objects.mainlogic->connectEngine();
 
        return setup_objects;
    }
};
 
#endif // APP_SRC_MAIN_H_