#include <RCSwitch.h>
#include <Narcoleptic.h>
#include <Adafruit_BMP085.h>
#include <Wire.h>
#include "DHT.h"

#define DHTPIN A2     // what pin we're connected to
#define DHTTYPE DHT11   // DHT 11 
// Initialize DHT sensor for normal 16mhz Arduino
DHT dht(DHTPIN, DHTTYPE);


#define SEND_MESSAGE_DELAY 30000 // Ne pas dépasser 32000 !! Delay in ms between each value's extraction
#define SEND_433_PAUSE 160 // 16 multiple

#define DEBUG true

const unsigned long activation = 111269;
const unsigned long idTemp=1969;
const unsigned long idPressure=2069;
const unsigned long idPression=2169;
const unsigned long idLum=2269;
const unsigned long desactivation = 962111;
const unsigned int delai = 11;

const unsigned long TIME = 512;
const unsigned long TWOTIME = TIME*2;

// ################# Barometre ####
Adafruit_BMP085 bmp;
// #####################

float temperature = 0.0;
float pressure    = 0.0;
float pression    = 0.0;
float presiune = 0.0;


RCSwitch mySwitch = RCSwitch();

void setup() {
  #ifdef DEBUG   
  Serial.begin(9600);
  Serial.println("\n[Oregon V2.1 encoder]");
  #endif
  
  mySwitch.enableTransmit(9);  
  //mySwitch.setRepeatTransmit(2);
  
    // DHT
    dht.begin();
}

// Commande pour barometre humidité température 
// Virtual Device 
// http://192.168.0.10:8080/json.htm?type=command&param=udevice&idx=160&nvalue=0&svalue=23.3;50;2;1024.20;1024&battery=89

void doDHT() {
   // Reading temperature or humidity takes about 250 milliseconds!
  // Sensor readings may also be up to 2 seconds 'old' (its a very slow sensor)
  float h = dht.readHumidity();
  // Read temperature as Celsius
  float t = dht.readTemperature();
  // Read temperature as Fahrenheit
  float f = dht.readTemperature(true);
  
  // Check if any reads failed and exit early (to try again).
  if (isnan(h) || isnan(t) || isnan(f)) {
   // Serial.println("Failed to read from DHT sensor!");
    return;
  } else {
        // Compute heat index
    // Must send in temp in Fahrenheit!
    float hi = dht.computeHeatIndex(f, h);
#ifdef DEBUG    
    Serial.print("Humidity: "); 
    Serial.print(h);
    Serial.print(" %\t");
    Serial.print("Temperature: "); 
    Serial.print(t);
    Serial.print(" *C ");
    Serial.print(f);
    Serial.print(" *F\t");
    Serial.print("Heat index: ");
    Serial.print(hi);
    Serial.println(" *F");
#endif
  }
}

// Prise Eléctrique 
//ON 1 1381719 1398103 
//ON 2 1394007 
//ON 3 1397079 1398103
//
//OFF 1 1381716 
//OFF 2 1398103
//OFF 3 1397076

void loop() {
  long vcc = readVcc();
  barometre();
  doDHT();
  
  #ifdef DEBUG  
  Serial.print("Send");
  Serial.println(vcc);
  #endif
  
  myMessageSend(idTemp,temperature * 100);
  myMessageSend(idPressure,pressure * 10);
  myMessageSend(idPression,pression * 10);
  
  // LUX 
  // R=K*L^-gamma
  // R étant la résistance pour un niveau d'éclairement L.
   int lum = analogRead(1);
  myMessageSend(idLum,(1000.0 * lum / 1024.0));
  
  #ifdef DEBUG  
  Serial.print("Luminosite=");
  Serial.println(lum);
  #endif  
  
  Narcoleptic.delay(SEND_MESSAGE_DELAY);
  Narcoleptic.delay(SEND_MESSAGE_DELAY);
}
void barometre() {
  /* See Example: TypeA_WithDIPSwitches */
//  mySwitch.switchOn("00001", "10000");
//  delay(1000);
    // BMP
   if (bmp.begin()) {  
      temperature = bmp.readTemperature();  
      pressure= bmp.readPressure() / 100.0;
      pression = pressure / 101.325;
      pression = pression * 0.760 * 100;
        // http://en.wikipedia.org/wiki/Atmospheric_pressure#Mean_sea_level_pressure
      //  Serial.print("Presiure la nivelul marii (calculata) = ");
      presiune = bmp.readSealevelPressure(19) / 101.325;
      presiune = presiune * 0.760;
      #ifdef DEBUG  
      Serial.print("Temperature="); Serial.println(temperature);
      Serial.print("pressure="); Serial.println(pressure);
      Serial.print("pression="); Serial.println(pression);
      #endif
   }
}  

void myMessageSend(long id, long value) {
  
    #ifdef DEBUG  
  Serial.print("Send id="); Serial.print(id);
  Serial.print(" value="); Serial.println(value);
  #endif
  
  mySwitch.send(activation, 24);  
  (delai); //delayMicroseconds
  mySwitch.send(id, 24); //"000000000001010100010001");
  delay(delai);
  mySwitch.send(value, 24); //"000000000001010100010001");
  delay(delai);
  mySwitch.send(desactivation, 24);
  delay(delai);
  //delay(5000);
  delayMicroseconds(TWOTIME*8);
}
//--------------------------------------------------------------------------------------------------
// Read current supply voltage
//--------------------------------------------------------------------------------------------------
 long readVcc() {
   bitClear(PRR, PRADC); ADCSRA |= bit(ADEN); // Enable the ADC
   long result;
   // Read 1.1V reference against Vcc
   #if defined (__AVR_ATtiny24__) || defined(__AVR_ATtiny44__) || defined(__AVR_ATtiny84__)
    ADMUX = _BV(MUX5) | _BV(MUX0); // For ATtiny84
   #elif defined (__AVR_ATtiny25__) || defined(__AVR_ATtiny45__) || defined(__AVR_ATtiny85__)
    ADMUX = _BV(MUX3) | _BV(MUX2);
   #else
    ADMUX = _BV(REFS0) | _BV(MUX3) | _BV(MUX2) | _BV(MUX1);  // For ATmega328
   #endif
   // ADCSRB = 0;
   
   delay(2); // Wait for Vref to settle
   ADCSRA |= _BV(ADSC); // Convert
   while (bit_is_set(ADCSRA,ADSC));
   result = ADCL;
   result |= ADCH<<8;
   result = 1126400L / result; // Back-calculate Vcc in mV
   // ADCSRA &= ~ bit(ADEN); bitSet(PRR, PRADC); // Disable the ADC to save power
   
   // analogReference(DEFAULT);
    
   return result; // Vcc in millivolts
}