#include <Adafruit_GFX.h>
#include <Adafruit_ILI9341.h>
#include <Adafruit_FT6206.h>
#include <DHT.h>

#define L1 2
#define L2 3
#define L3 4

#define TFT_CS    10
#define TFT_RST   9
#define TFT_DC    8

#define DHT_PIN   7
#define DHT_TYPE  DHT22

Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC, TFT_RST);
Adafruit_FT6206 ts = Adafruit_FT6206();

DHT dht(DHT_PIN, DHT_TYPE);

int suhu = 25; // Nilai awal suhu
int kelembaban = 50; // Nilai awal kelembaban

void setup() {
  Serial.begin(9600);
  tft.begin();
  ts.begin(40);

  dht.begin();

  tft.setRotation(3); // Sesuaikan rotasi layar jika diperlukan
  tft.fillScreen(ILI9341_BLACK);

  drawButtons();
  updateTempHumidity();

  pinMode(L1, OUTPUT);
  pinMode(L2, OUTPUT);
  pinMode(L3, OUTPUT);
}

void loop() {
  if (ts.touched()) {
    TS_Point p = ts.getPoint();
    if (p.x > 10 && p.x < 110 && p.y > 60 && p.y < 160) {
      // Tombol 1 ditekan
      increaseSuhu();
    } else if (p.x > 120 && p.x < 220 && p.y > 60 && p.y < 160) {
      // Tombol 2 ditekan
      increaseKelembaban();
    } else if (p.x > 230 && p.x < 330 && p.y > 60 && p.y < 160) {
      // Tombol 3 ditekan
      decreaseKelembaban();
    }
  }
}

void drawButtons() {
  tft.fillScreen(ILI9341_BLACK);
  tft.fillRect(10, 60, 100, 100, ILI9341_BLUE); // Tombol 1
  tft.fillRect(120, 60, 100, 100, ILI9341_GREEN); // Tombol 2
  tft.fillRect(230, 60, 100, 100, ILI9341_RED); // Tombol 3

  tft.setTextColor(ILI9341_WHITE);
  tft.setTextSize(3);
  tft.setCursor(40, 95);
  tft.print("1");

  tft.setCursor(150, 95);
  tft.print("2");

  tft.setCursor(260, 95);
  tft.print("3");
}

void updateTempHumidity() {
  float temp = dht.readTemperature();
  float humidity = dht.readHumidity();

  if (isnan(temp) || isnan(humidity)) {
    Serial.println("Failed to read from DHT sensor!");
    return;
  }

  tft.fillRect(0, 0, 320, 40, ILI9341_BLACK);
  tft.setTextColor(ILI9341_WHITE);
  tft.setTextSize(2);
  tft.setCursor(10, 10);
  tft.print("Suhu: ");
  tft.print(temp);
  tft.print(" C");

  tft.setCursor(160, 10);
  tft.print("Kelembaban: ");
  tft.print(humidity);
  tft.print("%");
}

void increaseSuhu() {
  static int pressCount = 0;
  pressCount++;

  if (pressCount == 1) {
    digitalWrite(L1, 1);
    suhu++;
  } else if (pressCount == 2) {
    //digitalWrite(L1, 0);
    kelembaban++;
  } else if (pressCount == 3) {
    //digitalWrite(L1, 1);
    tft.fillRect(120, 60, 100, 100, ILI9341_DARKGREY); // Menonaktifkan tombol 2
    tft.fillRect(230, 60, 100, 100, ILI9341_DARKGREY); // Menonaktifkan tombol 3
  }

  if (pressCount > 3) {
    pressCount = 0;
  }

  updateTempHumidity();
}

void increaseKelembaban() {
  static int pressCount = 0;
  pressCount++;

  if (pressCount == 1) {
    suhu--;
  } else if (pressCount == 2) {
    kelembaban--;
  } else if (pressCount == 3) {
    tft.fillRect(120, 60, 100, 100, ILI9341_DARKGREY); // Menonaktifkan tombol 2
    tft.fillRect(230, 60, 100, 100, ILI9341_DARKGREY); // Menonaktifkan tombol 3
  }

  if (pressCount > 3) {
    pressCount = 0;
  }

  updateTempHumidity();
}

void decreaseKelembaban() {
  suhu = 25;
  kelembaban = 50;

  tft.fillRect(120, 60, 100, 100, ILI9341_GREEN); // Mengaktifkan tombol 2
  tft.fillRect(230, 60, 100, 100, ILI9341_RED); // Mengaktifkan tombol 3

  updateTempHumidity();
}