#include <DHT.h>
#include <LiquidCrystal.h>

#define DHTPIN 2            
#define BUZZER_PIN 3        
#define RED_LED_PIN 4      
#define GREEN_LED_PIN 5     

DHT dht(DHTPIN, DHT22);

LiquidCrystal lcd(8, 9, 10, 11, 12, 13); 
int push = 6;

void setup() {
  Serial.begin(9600);
  dht.begin();
  pinMode(BUZZER_PIN, OUTPUT);
  pinMode(RED_LED_PIN, OUTPUT);
  pinMode(GREEN_LED_PIN, OUTPUT);
  lcd.begin(16, 2);  
  lcd.print("Fire");
  pinMode(push, INPUT_PULLUP);
}

void loop() {
  float temperature = dht.readTemperature();
    int switchvalue = digitalRead(push);
  Serial.println(switchvalue);
  
  lcd.setCursor(0, 1);
  lcd.print("Temp: " + String(temperature, 1));
  
 

  if (temperature > 50) {

    digitalWrite(RED_LED_PIN, HIGH);
    digitalWrite(GREEN_LED_PIN, LOW);
    tone(BUZZER_PIN, 1000, 500);
    lcd.setCursor(0, 0);
    lcd.print("FOGO");
  } else {

    digitalWrite(RED_LED_PIN, LOW);
    digitalWrite(GREEN_LED_PIN, HIGH);
    noTone(BUZZER_PIN);
    lcd.setCursor(0, 0);
    lcd.print("NORMAL");
  }
    if(digitalRead(push)==LOW)
{
  lcd.clear();
  lcd.setCursor(0,0);
  lcd.print("REGADOR LIGADO");
  delay(1000);
}
else



  delay(2000); 
}