/*!
 *
 * Copyright (c) 2019-2020 Diality Inc. - All Rights Reserved.
 * \copyright
 * THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
 * WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
 *
 * \file GuiGlobals.cpp
 * \author (last) Peter Lucia
 * \date (last) 15-Oct-2020
 * \author (original) Behrouz NematiPour
 * \date (original) 26-Aug-2020
 *
 */
#include "GuiGlobals.h"

// Qt
#include <QQuickItem>

// Project
#include "Logger.h"
#include "GuiView.h"
#include "VEventSpy.h"

// Project
#include "MModel.h"
#include "VView.h"

#include "VAlarmStatus.h"
#include "VPowerOff.h"

#include "VTreatmentBloodFlow.h"
#include "VTreatmentDialysateFlow.h"
#include "VTreatmentUltrafiltration.h"
#include "VTreatmentPressureOcclusion.h"
#include "VTreatmentTime.h"
#include "VTreatmentRanges.h"
#include "VHDOperationModeData.h"
#include "VTreatmentSalineData.h"
#include "VTreatmentHeparinData.h"
#include "VHDTreatmentStatesData.h"

#include "VDGDrainPumpData.h"
#include "VDGHeatersData.h"
#include "VDGLoadCellReadingsData.h"
#include "VDGOperationModeData.h"
#include "VDGPressuresData.h"
#include "VDGROPumpData.h"
#include "VDGReservoirData.h"
#include "VDGTemperaturesData.h"
#include "VDGValvesStatesData.h"
#include "VTreatmentCreate.h"
#include "VPriming.h"
#include "VTreatmentBegin.h"
#include "VTreatmentEnd.h"
#include "VTreatmentAdjustmentDuration.h"
#include "VTreatmentAdjustmentFlows.h"
#include "VTreatmentAdjustmentUltrafiltrationInit.h"
#include "VTreatmentAdjustmentUltrafiltrationState.h"
#include "VTreatmentAdjustmentUltrafiltrationEdit.h"
#include "VTreatmentAdjustmentUltrafiltrationConfirm.h"
#include "VTreatmentAdjustmentSaline.h"
#include "VTreatmentAdjustmentHeparin.h"
#include "VTreatmentAdjustmentPressuresLimits.h"

namespace Gui {
    MainView  *_viewer   = nullptr;

    /*!
     * \brief registerTypes
     * \details registering meta types
     */
    void registerTypes()
    {
        qRegisterMetaType           <GuiActionType      >("GuiActionType"   );
        qRegisterMetaType           <GuiActionData      >("GuiActionData"   );

        qRegisterMetaType           <GuiAlarmID         >("GuiAlarmID"      );
        qRegisterMetaType           <GuiAlarmPriority   >("GuiAlarmPriority");

        qRegisterMetaType           <GuiRequestReasons  >("GuiRequestReasons");

        // Note that this Models are not used in the QML
        // but Qt needs them to be registered to be able to use them in between threads queue
        // by their metadata information.
        REGISTER_MODEL_METATYPES
        LOG_DEBUG("Models Registered");
    }

    /*!
     * \brief registerQmlTypes
     * \details registering QML types
     */
    void registerQmlTypes()
    {
        //using namespace View;
        qmlRegisterType             <GuiView        >("Gui.View"   , 0, 1, "GuiView");
        qmlRegisterUncreatableType  <GuiActions     >("Gui.Actions"  , 0, 1, "GuiActions" , QStringLiteral("Used only for enumerations no need to have an object"));
        qmlRegisterSingletonType    <View::VEventSpy>("Gui.VEventSpy", 0, 1, "GuiEventSpy", [](QQmlEngine *, QJSEngine *) -> QObject * {
            return &_VEventSpy;
        });

        REGISTER_VIEW_TYPES
        LOG_DEBUG("Views Registered");
    }

    /*!
     * \brief startGui
     * \details the GUI initializer/starter function
     */
    bool startGui() {
        _viewer   = new MainView;
        registerTypes();
        registerQmlTypes();

        QObject::connect(_viewer, &MainView::statusChanged, qApp, [=](MainView::Status vStatus) {
            // coco begin validated: this portion of the code is handling application initialization
            // and if not initialized correctly will terminate the application .
            // So it had been manually tested.
            bool ok = vStatus == MainView::Ready;
            if (ok) {
                _viewer->show();
            }
            else if (vStatus == MainView::Error || vStatus == MainView::Null) {
                for (const auto &error : _viewer->errors()) {
                    LOG_DEBUG(QString("Application Terminated: %1").arg(error.toString()));
                }
                QCoreApplication::exit(-1);
            }
            // coco end
        }, Qt::QueuedConnection );

        LOG_DEBUG("MainView Starting");
        _viewer->setSource(QStringLiteral("qrc:/main.qml"));
        LOG_DEBUG("MainView started");
        return true;
    }
}