#include <Wire.h>
#include "SparkFun_VEML6030_Ambient_Light_Sensor.h"

#define AL_ADDR 0x48

#define AL_ADDR2 0x10

SparkFun_Ambient_Light light(AL_ADDR);
SparkFun_Ambient_Light light2(AL_ADDR2);

// Possible values: .125, .25, 1, 2
// Both .125 and .25 should be used in most cases except darker rooms.
// A gain of 2 should only be used if the sensor will be covered by a dark
// glass.
float gain = .125;

// Possible integration times in milliseconds: 800, 400, 200, 100, 50, 25
// Higher times give higher resolutions and should be used in darker light.
int time = 50;
long luxVal = 0;
long luxVal2 = 0;
long loopcount = 0;

void setup(){

  Wire.begin();
  Serial.begin(115200);

  if(light.begin())
    Serial.println("Ready to sense some light!");
  else
    Serial.println("Could not communicate with the sensor!");

    if(light2.begin())
    Serial.println("Ready to sense some light!");
  else
    Serial.println("Could not communicate with the sensor!");

  // Again the gain and integration times determine the resolution of the lux
  // value, and give different ranges of possible light readings. Check out
  // hoookup guide for more info.
  light.setGain(gain);
  light.setIntegTime(time);
  light2.setGain(gain);
  light2.setIntegTime(time);

  Serial.println("Reading settings...");
  Serial.print("Gain: ");
  float gainVal = light.readGain();
  Serial.print(gainVal, 3);
  Serial.print(" Integration Time: ");
  int timeVal = light.readIntegTime();
  Serial.println(timeVal);
  pinMode(LED_BUILTIN, OUTPUT);

}

void loop(){

  luxVal = light.readLight();
  luxVal2 = light2.readLight();
  Serial.print("Ambient Light Reading: ");
  Serial.print(luxVal);
  Serial.println(" Lux");
  Serial.print("Ambient Light 2 Reading: ");
  Serial.print(luxVal2);
  Serial.println(" Lux");
  if((loopcount%2) == 1){
    digitalWrite(LED_BUILTIN, HIGH);
  } else {
    digitalWrite(LED_BUILTIN, LOW);
  }
  loopcount ++;
  Serial.print("Iteration: ");
  Serial.println(loopcount);
  delay(200);

}