#include "guicontroller.h"

// Qt

// Project
#include "guiview.h"
#include "maintimer.h"

using namespace Gui;

GuiController *GuiController::_instance = nullptr;
void GuiController::registerView()
{
    qRegisterMetaType<GuiAction>("GuiAction");
    qmlRegisterType<GuiView> ("Gui.View", 0, 1, "GuiView");
    qmlRegisterUncreatableType<GuiActions> ("Gui.Actions", 0, 1, "GuiActions",QStringLiteral("Used only for enums no need to have an object"));
}

GuiController::GuiController(QObject *parent) : QObject(parent)
{
    registerView();
    connect(this ,&GuiController::actionRequested, this, &GuiController::actionEvaluation);
}

GuiController *GuiController::I()
{
    if (!_instance) {
        _instance = new GuiController();
    }
    return _instance;
}

void GuiController::init()
{
    connect(&_viewer, &QQuickView::statusChanged, this, &GuiController::onUiStatusChanged);
    const QUrl url(QML("main"));
    _viewer.setSource(url);
}

void GuiController::onUiStatusChanged(QQuickView::Status vStatus)
{
    bool ok = vStatus == QQuickView::Ready;
    if (ok) {
        _viewer.show();
    }
    emit initialized(ok);
}

/*!
 * \brief GuiController::actionEvaluation
 * This method evaluated that if the action is accepted or not,\n
 * Regarding to the current state and the action.\n
 * These actions are only user actions and there is only one user interaction,\n
 * So no need to capture from which screen this action comes since we have the current state.\n
 * Sometimes GuiController requires to investigate with the ApplicationController to get approval from HD device.\n
 * \param vAction - User requested Action
 */
void GuiController::actionEvaluation(GuiAction vAction)
{
    static bool requested = false;
    qDebug() << "actionRequested : " << vAction;

    // TEST : check state and evaluate.
    if (!requested) {
        requested = true;
        qDebug() << "Ask again: " << vAction;
        actionEvaluated(vAction, false);
        return;
    }
    requested = false;
    qDebug() << "Got it: " << vAction;
    actionEvaluated(vAction, true);
}