/*
* Copyright (c) , Harald Pichler.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)$Id: servo-sensor.c,v 1.0 2013/02/20 19:34:06 nifi Exp $
*/

/**
* \file
* optriac sensor header file for Atmega128rfa1.
* \author
* Harald Pichler <harald@the-develop.net>
*/

#include "contiki.h"
#include "Arduino.h"
#include "dev/optriac-sensor.h"

#define PRINTF(...) printf(__VA_ARGS__)

const struct sensors_sensor optriac_sensor;
static int status(int type);
static int enabled = 0;
static int optriac[2]={0,0};
static int optriacpin[8]={OPTRIAC_PIN_1,OPTRIAC_PIN_2};

/*---------------------------------------------------------------------------*/
static int
value(int type)
{
  return optriac[type];
}
/*---------------------------------------------------------------------------*/
static int
configure(int type, int c)
{
  switch(type) {
  case SENSORS_ACTIVE:
    if(c) {
      if(!status(SENSORS_ACTIVE)) {
		pinMode(optriacpin[OPTRIAC_SENSOR_1], OUTPUT);
		digitalWrite(optriacpin[OPTRIAC_SENSOR_1], LOW);
		pinMode(optriacpin[OPTRIAC_SENSOR_2], OUTPUT);
		digitalWrite(optriacpin[OPTRIAC_SENSOR_2], LOW);

        enabled = 1;
      }
    } else {
      enabled = 1;
    }
    break;
  case OPTRIAC_SENSOR_1:
  case OPTRIAC_SENSOR_2:

    if(c==0){
	digitalWrite(optriacpin[type], LOW);
	optriac[type]=0;
    }else{
	digitalWrite(optriacpin[type], HIGH);
	optriac[type]=1;
    };
    break;
  }
  return 0;	
}
/*---------------------------------------------------------------------------*/
static int
status(int type)
{
  switch(type) {
  case SENSORS_ACTIVE:
  case SENSORS_READY:
    return enabled;
  }
  return 0;
}
/*---------------------------------------------------------------------------*/
SENSORS_SENSOR(optriac_sensor, OPTRIAC_SENSOR, value, configure, status);