#include "Modules.h"

Modules::Modules()
{

}

void Modules::barometre() {
  /* See Example: TypeA_WithDIPSwitches */
Wire.begin(SDA, SCL);
delay(200);
  // init
  bmp.init();
  
  // Initialize the sensor (it is important to get calibration values stored on the device).

  if (bmp.hasValidID())
    Serial.println("BMP180 init success");
  else
  {
    // Oops, something went wrong, this is usually a connection problem,
    // see the comments at the top of this sketch for the proper connections.

    Serial.println("BMP180 init fail");
    return; 
  }
  
  delay(500);
  Serial.println("Barometre: ");

  temp = bmp.getTemperature();
  pressure = bmp.getPressure();
      // Print out the measurement:
  Serial.print("temperature: ");
  Serial.print(temp,2);
  Serial.print(" deg C, ");
  Serial.print((9.0/5.0) * temp + 32.0,2);
  Serial.println(" deg F");
  // Print out the measurement:
  Serial.print("absolute pressure: ");
  Serial.print(pressure, 2);
  Serial.print(" mb, ");
  Serial.print(pressure * 0.0295333727, 2);
  Serial.println(" inHg");
  
//  // The pressure sensor returns abolute pressure, which varies with altitude.
//  // To remove the effects of altitude, use the sealevel function and your current altitude.
//  // This number is commonly used in weather reports.
//  // Parameters: P = absolute pressure in mb, ALTITUDE = current altitude in m.
//  // Result: pression = sea-level compensated pressure in mb
//  
  pression = sealevel(pressure,ALTITUDE); // we're at n meters 
  Serial.print("relative (sea-level) pressure: ");
  Serial.print(pression,2);
  Serial.print(" mb, ");
  pressionHg = pression*0.0295333727;
  Serial.print(pressionHg,2);
  Serial.println(" inHg");
  
  // On the other hand, if you want to determine your altitude from the pressure reading,
  // use the altitude function along with a baseline pressure (sea-level or other).
  // Parameters: P = absolute pressure in mb, p0 = baseline pressure in mb.
  // Result: a = altitude in m.
  
  alt = altitude(pressure,pression);
  Serial.print("computed altitude: ");
  Serial.print(alt, 0);
  Serial.print(" meters, ");
  Serial.print(alt * 3.28084,0);
  Serial.println(" feet");
}


void Modules::sleep(int sleepTime)
{
  Serial.print("Go to sleep ");
  Serial.println(sleepTime);
  delay(20);

  ESP.deepSleep(sleepTime * 1000000L); 

  //sleepWifi();
  delay(200);
}

void Modules::readLuminosite()
{
    lum = analogRead(PIN_LUM);
}

double Modules::sealevel(double P, double A)
// Given a pressure P (mb) taken at a specific altitude (meters),
// return the equivalent pressure (mb) at sea level.
// This produces pressure readings that can be used for weather measurements.
{
        return(P/pow(1-(A/44330.0),5.255));
}


double Modules::altitude(double P, double P0)
// Given a pressure measurement P (mb) and the pressure at a baseline P0 (mb),
// return altitude (meters) above baseline.
{
        return(44330.0*(1-pow(P/P0,1/5.255)));
}