/*
 *  Copyright (c) 2013 Croatia Control Ltd. (www.crocontrol.hr)
 *
 *  This file is part of Asterix.
 *
 *  Asterix 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.
 *
 *  Asterix 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 Asterix.  If not, see <http://www.gnu.org/licenses/>.
 *
 *
 * AUTHORS: Jurica Baricevic, Croatia Control Ltd.
 *
 */
#ifndef CHANNEL_HXX__
#define CHANNEL_HXX__

#include <time.h>

#include "basedevice.hxx"
#include "devicefactory.hxx"
#include "baseformatdescriptor.hxx" //class CBaseFormatDescriptor;


/**
 * @class CChannel
 * 
 * @brief Channel defines device-format relationship
 *        
 */
class CChannel
{
private:
    // Device-format parameters
    unsigned int           _DeviceNo;
    unsigned int           _FormatNo;
    CBaseFormatDescriptor* _FormatDescriptor;
    
    // Failover parameters
    bool   _bFailover;
    
    // Heartbeat parameters
    bool   _bHeartbeat;
    int    _HeartbeatInterval;
    int    _HeartbeatMode;
    time_t _LastHeartbeatTime;

public:

   // enum used for HeartbeatMode parameter
   enum
    {
        EAlways,
        ENoTraffic
    };

    CChannel(unsigned int DeviceNo, unsigned int FormatNo, CBaseFormatDescriptor* FormatDescriptor,
             bool bFailover, 
             bool bHeartbeat, int heartbeatInterval, int heartbeatMode)
      : _DeviceNo(DeviceNo), _FormatNo(FormatNo), _FormatDescriptor(FormatDescriptor),
        _bFailover(bFailover), 
        _bHeartbeat(bHeartbeat), _HeartbeatInterval(heartbeatInterval) , _HeartbeatMode(heartbeatMode)
        {_LastHeartbeatTime = 0;}
    
    ~CChannel()
    {
        // if (_FormatDescriptor != NULL) delete _FormatDescriptor;
    }
    
    unsigned int GetDeviceNo() { return _DeviceNo; }
    unsigned int GetFormatNo() { return _FormatNo; }
    CBaseFormatDescriptor* GetFormatDescriptor() { return _FormatDescriptor; }
    
    bool IsFailoverChannel() { return _bFailover; }
    
    bool IsHeartbeat() { return _bHeartbeat; }
    int GetHeartbeatInterval() { return _HeartbeatInterval; }
    time_t GetLastHeartbeatTime() { return _LastHeartbeatTime; }
    void SetLastHeartbeatTime(time_t newTime) { _LastHeartbeatTime = newTime; };
    void ResetHeartbeatTime() {_LastHeartbeatTime = time(NULL); }
    int GetHeartbeatMode() { return _HeartbeatMode; }
    bool Reset()
    {
        CBaseDevice *pDevice = CDeviceFactory::Instance()->GetDevice(GetDeviceNo());
        if(pDevice == NULL)
        {
            LOGERROR(1, "Reset() - Device not installed.\n");
            return false;
        }
        
        ResetHeartbeatTime();
        return pDevice->IoCtrl(CBaseDevice::EReset);
    }
};

#endif
