/**
 ******************************************************************************
 *
 * @file       pios_notify.c
 * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2014.
 * @brief      Handles user notifications.
 *             --
 * @see        The GNU Public License (GPL) Version 3
 *
 *****************************************************************************/
/*
 * 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, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */

#include "pios_notify.h"

static volatile pios_notify_notification currentNotification = NOTIFY_NONE;
static volatile pios_notify_priority currentPriority;


void PIOS_NOTIFY_StartNotification(pios_notify_notification notification, pios_notify_priority priority)
{
    if (currentNotification == NOTIFY_NONE || currentPriority < priority) {
        currentPriority     = priority;
        currentNotification = notification;
    }
}

pios_notify_notification PIOS_NOTIFY_GetActiveNotification(bool clear)
{
    pios_notify_notification ret = currentNotification;

    if (clear && ret != NOTIFY_NONE) {
        currentNotification = NOTIFY_NONE;
    }
    return ret;
}