//#include <Wire.h>               // Only needed for Arduino 1.6.5 and earlier
#include "SSD1306Wire.h"     
// Para Heltec #include "HT_SSD1306Wire.h"

#include <DHT.h> //en Wokwi recomienda usar la de ESP: #include "DHTesp.h"
#include <BH1750.h>

#define interval1 2000
#define interval2 5000
#define DHTPIN 20     // Digital pin connected to the DHT sensor -> HE USADO EL PIN 13
#define DHTTYPE DHT22 //en lugar de: #define DHTTYPE DHT11
#define pin_rele 11

// create an OLED display object connected to I2C
//SSD1306Wire display(0x3c, SDA, SCL);
SSD1306Wire display(0x3c, 17, 18);  // o SSD1306Wire display(0x3c,4, 15, GEOMETRY_128_64);
//En Heltec: SSD1306Wire  display(0x3c,500000, 4, 15, GEOMETRY_128_64, RST_OLED);

DHT dht(DHTPIN, DHTTYPE);
BH1750 lightMeter;  //I2C0 al mismo bus que la OLED

unsigned long currentTime, previousTime1, previousTime2 = 0;

void setup() {
  pinMode(pin_rele, OUTPUT);
  digitalWrite(pin_rele, LOW);
  Serial.begin(9600);
  //Wire.begin(SDA, SCL, freq); 
  //Wire.begin(17, 18); //no haría falta porque ya lo inicializa para el display
  Wire1.begin(34, 5); 
  lightMeter.begin(BH1750::CONTINUOUS_HIGH_RES_MODE, 0x23, &Wire1);
  //lightMeter.begin(&Wire1);  //voy a dejar el modo por defecto
  dht.begin();
  Serial.println("Probando sensores");
  // initialize OLED display with I2C address 0x3C
  display.init();
  display.flipScreenVertically();
  display.setFont(ArialMT_Plain_10);
  display.setTextAlignment(TEXT_ALIGN_LEFT);
}

void loop() {
  currentTime = millis();
  if (currentTime - previousTime1 > interval1)
  {
    //ejecuta la acción: lee los valores...
    float h = dht.readHumidity();
    float t = dht.readTemperature();
    Serial.println("Humedad: " + String(h, 0) + "% Temperatura: " + String(t, 1) + " C");
    float lux = lightMeter.readLightLevel();
    //float lux = 800;
    Serial.println("Light " + String(lux, 1) + " lux");

    // Pantalla OLED
    display.clear();  // clear display
    display.drawString(40, 0, "SENSORES"); //drawString(0, 16,
    display.drawString(0, 16, "Light " + String(lux, 1) + " lux"); //drawString(0, 16,
    display.drawString(0, 32, "T " + String(t, 1) + " C");
    display.drawString(0, 48, "HR " + String(h, 0) + "%");
    display.display();

    previousTime1 = currentTime;
  }
  if (currentTime - previousTime2 > interval2)
  {
    digitalWrite(pin_rele, !digitalRead(pin_rele));
    previousTime2 = currentTime;
  }

}