/**
******************************************************************************
* @file    humidity-sensor.c
* @author  System LAB
* @version V1.0.0
* @date    17-June-2015
* @brief   Enable humidity sensor functionality 
******************************************************************************
* @attention
*
* <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
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*      this list of conditions and the following disclaimer.
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*      this list of conditions and the following disclaimer in the documentation
*      and/or other materials provided with the distribution.
*   3. Neither the name of STMicroelectronics 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 COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/


#if COMPILE_SENSORS
#include "lib/sensors.h"
#include "humidity-sensor.h"

#include "x_nucleo_iks01a1_hum_temp.h"

static int _active = 1;

static void init(void)
{
  /*Temperature and Humity sensors share the same hw*/
  if (!BSP_HUM_TEMP_isInitialized())
  {
	BSP_HUM_TEMP_Init();
	_active = 1;
  }
}

static void activate(void)
{
  _active = 1;
}

static void deactivate(void)
{
  _active = 0;
}


static int active(void)
{
  return _active;
}


static int value(int type)
{
  uint32_t humidity;
  volatile float HUMIDITY_Value;
  
  BSP_HUM_TEMP_GetHumidity((float *)&HUMIDITY_Value); 
  
  humidity = HUMIDITY_Value * 10;
  return(humidity);
}


static int configure(int type, int value)
{
  switch(type){
  case SENSORS_HW_INIT:
    init();
    return 1;
  case SENSORS_ACTIVE:
    if(value)        
      activate();
    else
      deactivate();
    return 1;
  }
  
  return 0;
}

static int status(int type)
{
  switch(type) 
  {    
	case SENSORS_READY:
	  return active();
  }
  
  return 0;
}

SENSORS_SENSOR(humidity_sensor, HUMIDITY_SENSOR, value, configure, status);
#endif /*COMPILE_SENSORS*/
/** @} */