#include <LiquidCrystal_I2C.h>
#include "DHTesp.h"

#define led1 16
#define led2 17
#define led3 18
int temp;
int temperatura = 14;
bool x = true;

DHTesp dht;

LiquidCrystal_I2C lcd(0x27, 16, 2);


byte degreeSymbol[8] = {
  B01110,
  B01010,
  B01110,
  B00000,
  B00000,
  B00000,
  B00000,
  B00000
};


void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  dht.setup(temperatura, DHTesp::DHT22);

  pinMode(led1, OUTPUT);
  pinMode(led2, OUTPUT);
  pinMode(led3, OUTPUT);

 Wire.begin();
  
  lcd.init();
  lcd.backlight();
  lcd.setCursor(0, 0);
  lcd.print("Hola, ESP32!");

  lcd.createChar(0, degreeSymbol);

}

void loop() {

  if (x == true){

    delay(1000);
    lcd.clear();
    x = false;

  }

 TempAndHumidity data = dht.getTempAndHumidity();

   temp = data.temperature;
   lcd.setCursor(12,0);
   lcd.write((uint8_t)0);
   lcd.setCursor(0,0);
   lcd.print("temp : " ) ;
   lcd.setCursor(7,0);
   lcd.print( String(data.temperature, 2) );
   lcd.setCursor(13,0);
  lcd.print("C" ) ;

  Serial.println(temp);
  delay(100); 

 

  if(temp < 32){

      digitalWrite(led1 , HIGH);
      digitalWrite(led2 , LOW);
      digitalWrite(led3 , LOW);
      lcd.setCursor(0,1);
    lcd.print("                  ");

  }else if (temp >= 32 && temp <= 45){

      digitalWrite(led1 , LOW);
      digitalWrite(led2 , HIGH);
      digitalWrite(led3 , LOW);
      lcd.setCursor(0,1);
    lcd.print("                  ");

  }else if(temp > 45){

    digitalWrite(led1 , LOW);
    digitalWrite(led2 , LOW);
    digitalWrite(led3 , HIGH);
    lcd.setCursor(0,1);
    lcd.print("Alerta high temp ");

  }


}