#include <DHT.h>
#include "HX711.h"

#define useCO2 0

#if useCO2
#include "DFRobot_CCS811.h"
/*
 * IIC address default 0x5A, the address becomes 0x5B if the ADDR_SEL is soldered.
 */
//DFRobot_CCS811 CCS811(&Wire, /*IIC_ADDRESS=*/0x5A);
DFRobot_CCS811 CCS811;
#endif

HX711 escala;

// Variables to hold sensor data values
float hIn = 0;
float tIn = 0;  // or dhtIn.readTemperature(true) for Fahrenheit
float hOut = 0;
float tOut = 0;      // or dhtIn.readTemperature(true) for Fahrenheit
int soundValue = 0;  // Variable to hold sound sensor value
float peso = 0.0;    // variable to hold weight sensor
int co2Value = 0;    // read CO2 value
int tvocValue = 0;   // Read TVOC value


// Pins Definition
#define DHTPINin 2              // What digital pin we're connected to
#define DHTPINout 3             // What digital pin we're connected to
const int soundSensorPin = A0;  // Pin analógico del sensor de sonido
const int DOUT_PIN = 4;         // Pin digital conectado a DOUT del módulo HX711
const int SCK_PIN = 5;          // Pin digital conectado a SCK del módulo HX711

// Uncomment whatever type you're using!
#define DHTTYPEout DHT22  // DHT 11 for Ioutside temperature
#define DHTTYPEin DHT22   // DHT 22 for inside temperature

DHT dhtIn(DHTPINin, DHTTYPEin);
DHT dhtOut(DHTPINout, DHTTYPEout);

void readSensorData() {
  Serial.println("Read Sensor Data");
  hIn = dhtIn.readHumidity();
  tIn = dhtIn.readTemperature();  // or dhtIn.readTemperature(true) for Fahrenheit
  hOut = dhtOut.readHumidity();
  tOut = dhtOut.readTemperature();  // or dhtIn.readTemperature(true) for Fahrenheit

  if (isnan(hIn) || isnan(tIn)) {
    Serial.println("Failed to read from Inside DHT sensor!");
    hIn = 0;
    tIn = 0;
  }
  if (isnan(hOut) || isnan(tOut)) {
    Serial.println("Failed to read from Outside DHT sensor!");
    hOut = 0;
    tOut = 0;
  }
  Serial.print("Inside Temp:");
  Serial.print(tIn);
  Serial.print(" | Humidity:");
  Serial.print(hIn);
  Serial.print(" | Outside Temp:");
  Serial.print(tOut);
  Serial.print(" | Humidity:");
  Serial.println(hOut);
  // Lectura del sensor de sonido
  int soundValue = analogRead(soundSensorPin);
  Serial.print("Nivel de sonido: ");
  Serial.println(soundValue);

  // Lectura de peso
  peso = escala.get_units(10);  // Lee el peso con 10 lecturas de promedio
  Serial.print("Peso: ");
  Serial.print(peso);
  Serial.println(" kg");

#if useCO2
  // Read CO2 sensor data
  if (CCS811.checkDataReady() == true) {
    co2Value = CCS811.getCO2PPM();    // read CO2 value
    tvocValue = CCS811.getTVOCPPB();  // Read TVOC value

    Serial.print("CO2: ");
    Serial.print(co2Value);
    Serial.print("ppm, TVOC: ");
    Serial.print(tvocValue);
    Serial.println("ppb");

  } else {
    Serial.println("Data is not ready!");
  }
  // /*!
  //    * @brief Set baseline
  //    * @param get from getBaseline.ino
  //    */
  CCS811.writeBaseLine(0x447B);
#endif
}


void setup() {
  Serial.begin(9600);
  escala.begin(DOUT_PIN, SCK_PIN);
  pinMode(soundSensorPin, INPUT);  // Set sound sensor pin as input

  dhtIn.begin();   // Initialize DHT in sensor
  dhtOut.begin();  // Initialize DHT OUT sensor
}

void loop() {
  readSensorData();  // First read sensor data
  delay(2000);
}