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

#define buzz 11
#define ledred1 8
#define ledgreen 9
#define ledblue 10
#define suhu 2

LiquidCrystal_I2C layar(0x27, 20, 4);

DHT dht(suhu, DHT22);

unsigned long previousmillis = 0;



int count;
int count1;
int count2;
int count3;
int count4;

void setup() {
  Serial.begin(9600);
  dht.begin();
  layar.init();
  layar.backlight();
pinMode(ledred1 ,OUTPUT);
pinMode(ledgreen ,OUTPUT);
pinMode(ledblue ,OUTPUT);
pinMode(buzz, OUTPUT);

}


void setcolor(int red, int green, int blue){ // setcolor(0,0,0); akan mematikan led nya
 analogWrite(ledred1, red);
 analogWrite(ledgreen, green);
 analogWrite(ledblue, blue);
}



void loop() {

  double lembab = dht.readHumidity();
  double suhucek = dht.readTemperature();

   if (isnan(lembab) || isnan(suhucek) ) {
    Serial.println("Failed to read from DHT sensor!");
    return;
}
  Serial.print("Temp:");
  Serial.print(suhucek);
  Serial.print(" *C\t");
  Serial.print("Humidity: ");
  Serial.print(lembab);
  Serial.println(" %");

  
  layar.setCursor(0,0);
  layar.print("Temp: ");
  layar.print(suhucek);
  layar.print(" C");

  layar.setCursor(0,3);
  layar.print("Humidity: ");
  layar.print(lembab);
  layar.print(" %");


  if(suhucek > 45 && count <= 3){
    setcolor(255,0,0);
    tone(buzz,3000);
    delay(500);
    noTone(buzz);
    delay(1000);
    count = count + 1;
    }

  else if(suhucek >= 30 && suhucek <= 45 && count1 <= 3){
    setcolor(252, 148, 3);
    tone(buzz, 100);
    delay(500);
    noTone(buzz);
    delay(1000);

    count1 = count1 + 1;
  }
  else if(suhucek <= 30 && suhucek > 25 && count2 <=2){
    setcolor(227, 252, 3);
    tone(buzz, 100);
    delay(500);
    noTone(buzz);
    delay(1000);
    count2 = count2 + 1;
  }
  else if(suhucek <= 25 && suhucek >= 22){
    setcolor(0, 255, 0);
  }
  else if(suhucek < 20 && suhucek >=10 && count3 <= 3){
    setcolor(0,0,255);
    
    tone(buzz,400);
    delay(500);
    noTone(buzz);
    delay(1000);
    count3 = count3 + 1;
  }
  else if(suhucek < 10 && count4 <= 3){
    setcolor(3, 248, 252);

    tone(buzz,2000);
    delay(500);
    noTone(buzz);
    delay(1000);
    count4 = count4 + 1;
  }

  unsigned long currentmillis = millis();
  unsigned long interval = 60000;
  Serial.println("-----------");
  Serial.println(count4);
  Serial.println(millis());
  Serial.println(previousmillis);
  Serial.println("-----------");

  if (count >= 4 || count1 >= 3 || count2 >= 3 || count3 >= 4 || count4 >= 4) {
    if(currentmillis - previousmillis >= interval) {
        count = 0;   
        count1 = 0;
        count2 = 0;
        count3 = 0;
        count4 = 0; 
        previousmillis = currentmillis;   
      }
  }
}