#include "DHTesp.h"
#define ledR 25
#define ledY 26
#define ledG 27
#define DHT_pin 15
DHTesp dhtSensor;
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C LCD = LiquidCrystal_I2C(0x27,16,2);

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  dhtSensor.setup(DHT_pin,DHTesp::DHT22);
pinMode(ledR, OUTPUT);
pinMode(ledY, OUTPUT);
pinMode(ledG, OUTPUT);

   LCD.init();
  LCD.backlight();
  LCD.setCursor(0,0);
  LCD.print("ITLPTC");
  LCD.setCursor(0,1);
  LCD.print("IOT Classroom");
  delay(3000);

}

void loop() {
  TempAndHumidity data = dhtSensor.getTempAndHumidity();
  

  LCD.clear();
  LCD.setCursor(0,0);
  LCD.println("Temp: "+ String(data.temperature, 2)+"ํc");
  LCD.setCursor(0,1);
  LCD.println("Humidity: "+String(data.humidity, 1)+"%");
  delay(2000);

  if(data.temperature > 35){
    digitalWrite(ledR, HIGH);
    digitalWrite(ledY, LOW);
    digitalWrite(ledG, LOW);
  }else if(data.temperature > 30 && data.temperature < 35){
    digitalWrite(ledR, LOW);
    digitalWrite(ledY, HIGH);
    digitalWrite(ledG, LOW);
  }else if(data.temperature < 30){
    digitalWrite(ledR, LOW);
    digitalWrite(ledY, LOW);
    digitalWrite(ledG, HIGH);
  }
  



  delay(1000); 
}