#include <Wire.h>
#include <Adafruit_Sensor.h>
#include <Adafruit_TSL2561_U.h>
#include "Adafruit_CCS811.h"
#include "DHT.h"

#define DHTPIN 2
#define DHTTYPE DHT11

Adafruit_CCS811 ccs;
DHT dht(DHTPIN, DHTTYPE);
Adafruit_TSL2561_Unified tsl = Adafruit_TSL2561_Unified(TSL2561_ADDR_FLOAT, 12345);

void setup() {
  Serial.begin(9600);
  Serial.println("Let's Talk Science!");

  dht.begin();
  ccs.begin();
  tsl.begin();
  
  while(!ccs.available());
  float temp = ccs.calculateTemperature();
  ccs.setTempOffset(temp - 25.0);

  tsl.enableAutoRange(true);
  tsl.setIntegrationTime(TSL2561_INTEGRATIONTIME_13MS);
}

void loop() {
  delay(500);
  float humidity = dht.readHumidity();
  float temp = dht.readTemperature();
  
  Serial.print(humidity);
  Serial.print(" ");
  Serial.print(temp);
  Serial.print(" ");
  
  ccs.readData();
  int co2 = ccs.geteCO2();
  int tvoc = ccs.getTVOC();

  Serial.print(co2/100);
  Serial.print(" ");
  Serial.print(tvoc/10);
  Serial.print(" ");

  sensors_event_t event;
  tsl.getEvent(&event);
 
  Serial.print(event.light/10);

  Serial.println("");
}