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

#define I2C_ADDR    0x27
#define LCD_COLUMNS 20
#define LCD_LINES   4

LiquidCrystal_I2C lcd(I2C_ADDR, LCD_COLUMNS, LCD_LINES);


#define DHTPIN 2
#define DHTTYPE DHT22   // DHT 22  (AM2302), AM2321

DHT dht(DHTPIN, DHTTYPE);


const int red = 4;
const int green = 3;
int noy = 3;
int cursor;
void setup() {
  // Init
  lcd.init();
  lcd.backlight();

  lcd.begin(16, 2);
  pinMode(red, OUTPUT);
  pinMode(green, OUTPUT);

  Serial.begin(115200);
  dht.begin();
  // Print something

}
void loop() {
  float temperature = dht.readTemperature();
  float humidity = dht.readHumidity();
  if (temperature < 30)
  lcd.setCursor(2,0);
  lcd.println("Filed!!!");
  {
    for (int n = 0; n < noy; n++)
    {
      digitalWrite(red, HIGH);
      delay(130);
      digitalWrite(red, LOW);
    }
    return;;
  }

  // Check if any reads failed and exit early (to try again).
  if (isnan(temperature) || isnan(humidity)) {
    lcd.setCursor(1, 0);
    lcd.print(F("Failed!!"));
    for (int i = 0; i < noy; i++)
    {
      digitalWrite(red, HIGH);
      delay(100);
      digitalWrite(red, LOW);
    }
    return;
  }

  lcd.setCursor(0, 0);
  lcd.print(F("Humid: "));
  lcd.print(humidity);
  lcd.print(F("% "));
  //Temperature:
  lcd.setCursor(0, 1);
  lcd.print("TEMP: ");
  lcd.print(temperature);
  lcd.println(F("°C"));
  // Create by Jarn_Noy HDITCs 25A
  delay(210);
  for (int a = 0; a < 3; a++)
  {
    digitalWrite(green, HIGH);
    delay(100);
    digitalWrite(green, LOW);
  }
}