#include <DHT.h>
#include <Wire.h>
#include <Servo.h>
#include <Adafruit_SSD1306.h>
#include <Adafruit_GFX.h>
#include <Fonts/FreeSerif9pt7b.h>

#define dht_pin 2
#define pinRGBRed 11
#define pinRGBGreen 12
#define pinRGBBlue 13
#define servoPin 6
#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64
#define DHTTYPE DHT22

Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, -1);
DHT dht(dht_pin, DHTTYPE);
Servo myServo;

void setup() {
  Serial.begin(115200);
  dht.begin();
  display.begin(SSD1306_SWITCHCAPVCC, 0x3C);
  display.clearDisplay();
  pinMode(pinRGBRed, OUTPUT);
  pinMode(pinRGBGreen, OUTPUT);
  pinMode(pinRGBBlue, OUTPUT);
  myServo.attach(servoPin);
  myServo.write(0);
}

void loop() {
  delay(2000);
  display.setFont(&FreeSerif9pt7b);
  display.clearDisplay();
  display.setTextSize(1);
  display.setTextColor(WHITE);
  display.setCursor(0, 40);

  float h = dht.readHumidity();
  float suhu = dht.readTemperature();
  float f = dht.readTemperature(true);

  if (isnan(h) || isnan(suhu) || isnan(f)) {
    return;
  }

  float hif = dht.computeHeatIndex(f, h);
  float hic = dht.computeHeatIndex(suhu, h, false);

  if (suhu < 27) {
    analogWrite(pinRGBRed, 1000);
    analogWrite(pinRGBGreen, 0);
    analogWrite(pinRGBBlue, 0);
    display.println("SUHU RENDAH");
    display.display();
    myServo.write(0);
  } else if (suhu <= 35 && suhu >= 32) {
    analogWrite(pinRGBRed, 0);
    analogWrite(pinRGBGreen, 1000);
    analogWrite(pinRGBBlue, 0);
    display.println("SUHU CUKUP");
    display.display();
    myServo.write(0);
  } else if (suhu > 32) {
    analogWrite(pinRGBRed, 0);
    analogWrite(pinRGBGreen, 0);
    analogWrite(pinRGBBlue, 1000);
    display.println("SUHU PANAS");
    display.display();
    myServo.write(90);
  } 
  
}