/*
 * gateway.h
 *
 *  Created on: 26.10.2014
 *      Author: wn
 */

#ifndef GATEWAY_H_
#define GATEWAY_H_

#include <Arduino.h>
#include "SimpleModbusMaster.h"
#include "Mudbus.h"


const uint8_t TOTAL_NO_OF_PACKETS = 8;

const uint32_t MODBUS_BAUD = 1200;
const uint16_t MODBUS_TIMEOUT = 10000;
const uint16_t MODBUS_SCANRATE = 1000;
const uint8_t MODBUS_RETRY_COUNT = 25;
const uint8_t MODBUS_TX_ENABLE_PIN = 2;

const uint16_t CONNECTION_STATUS_OFFSET = 0;
const uint16_t VALUE_STATUS_OFFSET = 0x100;

struct GatewayAssignment {
	  uint8_t id;
	  uint8_t function;
	  uint16_t address;
	  uint16_t data;
	  uint16_t mudbusIndex;
};



class Gateway {
public:
	Gateway(Mudbus *mudbus) : m_mudbus(mudbus) {};
	void prepareAssignments();
	void begin();
	void exec();
	void show();
	void assign(uint8_t id, uint8_t function, uint16_t address, uint16_t data);
    void reactivate();
private:
	Mudbus *m_mudbus;
	Packet m_packets[TOTAL_NO_OF_PACKETS];
	GatewayAssignment m_gatewayAssignments[TOTAL_NO_OF_PACKETS];
	
	void assignPacket(uint8_t packetIdx, uint8_t id, uint8_t function, uint16_t address, uint16_t data, uint16_t mudbusIdx);
};



#endif /* GATEWAY_H_ */