#include <DHT.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

int ledW = 13;
int ledB = 18;
int ledR = 5;
int buzzpin = 4;

#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 62

Adafruit_SSD1306 oled(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, -1);

DHT dht(27,DHT22);

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

  if(!oled.begin(SSD1306_SWITCHCAPVCC, 0x3C)){
    Serial.print(F("oled failed"));
    while(1);
  }; 

  dht.begin();

  pinMode(ledR, OUTPUT);
  pinMode(ledB, OUTPUT);
  ledcAttachPin(buzzpin, 0);
}

void loop() {
  delay(1000);

  float t = dht.readTemperature();
  float h = dht.readHumidity();

  if(t <= 15 && h <=10){
    digitalWrite(ledW, HIGH);
    digitalWrite(ledR, LOW);
    digitalWrite(ledB, LOW);

    oled.clearDisplay();
    oled.setTextSize(1);
    oled.setTextColor(WHITE);
    oled.setCursor(0,2);
    
    oled.println("Suhu: ");
    oled.println(t);
    oled.println("Kelembapan: ");
    oled.println(h);
    oled.display();

    ledcWriteNote(0, NOTE_F, 4); //channel, note, octave
    Serial.println("panas");

  } else if(16>=t<=27 && 11>=h<=50){
    digitalWrite(ledB, HIGH);
    digitalWrite(ledR, LOW);
    digitalWrite(ledW, LOW);

    oled.clearDisplay();
    oled.setTextSize(1);
    oled.setTextColor(WHITE);
    oled.setCursor(0,2);
    
    oled.println("Suhu: ");
    oled.println(t);
    oled.println("Kelembapan: ");
    oled.println(h);
    oled.display();

    // ledcWriteNote(0, NOTE_A, 4); //channel, note, octave
    Serial.println("panas");

  } else if(t > 27 && h>=51){
    digitalWrite(ledR, HIGH);
    digitalWrite(ledB, LOW);
    digitalWrite(ledW, LOW);

    oled.clearDisplay();
    oled.setTextSize(1);
    oled.setTextColor(WHITE);
    oled.setCursor(0,2);
    
    oled.println("Suhu: ");
    oled.println(t);
    oled.println("Kelembapan: ");
    oled.println(h);
    oled.display();

  }
  else{
    digitalWrite(ledR, LOW);
    digitalWrite(ledB, LOW);
    digitalWrite(ledW, LOW);

    oled.clearDisplay();
    oled.setTextSize(1);
    oled.setTextColor(WHITE);
    oled.setCursor(0,2);
    
    oled.println("Suhu: ");
    oled.println(t);
    oled.println("Kelembapan: ");
    oled.println(h);
    oled.display();

    // ledcWriteNote(0, NOTE_A, 4); //channel, note, octave
    Serial.println("menyala abangkuu!!!");

}
}