/*!
 *
 * 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    messagehandler.cpp
 * date    10/26/2019
 * author  Behrouz NematiPour
 *
 */
#include "messagehandler.h"

// Qt
#include <QDebug>

// Project
#include "applicationcontroller.h"

// namespace
using namespace Can;

// Singleton
SINGLETON_INIT(MessageHandler)

/*!
 * \brief MessageHandler::MessageHandler
 * \param parent
 */
MessageHandler::MessageHandler(QObject *parent) : QObject(parent)
{
}

/*!
 * \brief Message Handler initializer
 */
void MessageHandler::init()
{
    connection();
}

/*!
 * \brief Message Handler connections definition
 */
void MessageHandler::connection()
{
    // From GUI
    connect(_ApplicationController, SIGNAL(didActionRequest(GuiActionType)),
            this                  ,   SLOT( onActionRequest(GuiActionType)));
    // From GUI
    connect(_ApplicationController, SIGNAL(didActionPerform(GuiActionType,GuiActionInfo)),
            this                  ,   SLOT( onActionPerform(GuiActionType, GuiActionInfo)));

    connect(_CanInterface         , SIGNAL(didRead(QCanBusFrame)),
            this                  ,   SLOT( onRead(QCanBusFrame)));

}


/*!
 * \brief Process the requested action
 * \details Processes the requested action
 * \param vAction - User requested Action
 */
void MessageHandler::onActionRequest(GuiActionType vAction)
{
    // TODO : Test Code
    qDebug() << "MessageHandler.actionRequested : " << vAction;
    QCanBusFrame mFrame;
    QByteArray   mPayload;
    switch (vAction) {
    case GuiActionType::PowerOff:
        mFrame.setFrameId(2);
        mPayload.append("\x01\x00\x01\x01\x00\x00\x00\x00");
        mFrame.setPayload(mPayload);
        break;
    default:
        break;
    }
    emit didActionRequest(mFrame);
}

/*!
 * \brief Process the performed action
 * \details An action which has been commanded by HD has been performed by GUI.\n
 * GUI notifies that the action has been performed
 * \param vAction
 * \param vInfo
 */
void MessageHandler::onActionPerform(GuiActionType vAction, GuiActionInfo vInfo)
{
    // TODO : Test Code
    qDebug() << "MessageHandler.actionPerformed : " << vAction << vInfo;
    QCanBusFrame mFrame;
    QByteArray   mPayload;
    switch (vAction) {
    case GuiActionType::PowerOff:
        mFrame.setFrameId(2);
        mPayload.append("\x01\x00\x01\x01\x00\x00\x00\x00");
        mFrame.setPayload(mPayload);
        break;
    default:
        break;
    }
    emit didActionPerform(mFrame);
}

/*!
 * \brief MessageHandler::onRead
 * \param vFrame
 */
void MessageHandler::onRead(const QCanBusFrame &vFrame)
{
    // TODO : Test Code
    bool isCommand = true;
    switch (vFrame.frameId()) {
    case 1:
        qDebug() << "HD Command:" << vFrame.payload();
        break;
    default:
        break;
    }
    if (isCommand) {
        emit didActionCommand(GuiActions::PowerOff);
    }
    else {
        emit didActionConfirm(GuiActions::PowerOff,GuiActions::Accepted);
    }
}