/*!
 *
 * 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 VAlert.cpp
 * \author (last) Peter Lucia
 * \date (last) 30-Nov-2020
 * \author (original) Peter Lucia
 * \date (original) 30-Nov-2020
 *
 */
#include "VAlert.h"

// Project

using namespace View;

VAlert::VAlert(QObject *parent) : QObject(parent)
{
    // incoming
    connect(&_GuiController, SIGNAL(didAlertRequest(GuiAlertRequestData)),
            this, SLOT(onActionReceive(GuiAlertRequestData)));

    connect(this, SIGNAL(didRequestShowAlert()),
            this, SLOT(onUpdateAlertVisible()));

    connect(this, SIGNAL(didRequestShowAlert()),
            this, SLOT(onUpdateAlertVisible()));

    // outgoing
    connect(this, SIGNAL(didAlertResponse(GuiAlertResponseData)),
            &_GuiController, SLOT(doAlertResponse(GuiAlertResponseData)));

    startTimer(_timerInterval);
}

/*!
 * \brief VAlert::onUpdateAlertVisible
 * Updates the alert visible status
 */
void VAlert::onUpdateAlertVisible()
{
    _alertVisible = true;
}

/*!
 * \brief VAlert::timerEvent
 * Repeatedly checks the queue for any new alerts to display
 * Displays the next alert in the queue if no alert is visible
 * \param event (QTimerEvent) - the timer event
 */
void VAlert::timerEvent(QTimerEvent *event)
{
    Q_UNUSED(event)
    if (!_alertVisible && !_queue.isEmpty())
    {
        showAlert(_queue.dequeue());
    }
}

/*!
 * \brief VAlert::doUserAlertRequest
 * Called when an alert is closed as the user has made a request through
 * the alert dialog
 * \param confirmed - (bool) true if user confirms, false if they cancel
 */
void VAlert::doAlertResponse(const bool &confirmed)
{
    _alertVisible = false;
    GuiAlertResponseData data;
    data.id = alertID();
    data.confirmed = confirmed;
    emit didAlertResponse(data);
}

/*!
 * \brief VAlert::onActionReceive
 * Called when a new alert request to show has been received
 * \param request - (GuiAlertRequest) the alert data to be shown
 */
void VAlert::onActionReceive(const GuiAlertRequestData &request)
{
    if (_queue.size() > _maxQueueSize)
        return;

    _queue.enqueue(request);
}

/*!
 * \brief VAlert::showAlert
 * Updates the alert with the specified information
 * \param request (GuiAlertRequestData) - the alert information
 */
void VAlert::showAlert(const GuiAlertRequestData &request)
{
    alertID(request.id);
    title(request.title);
    description(request.description);
    acknowledgeOnly(request.acknowledgeOnly);
    didRequestShowAlert();
}