#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

// LCD I2C (16x2) -> alamat umum 0x27
LiquidCrystal_I2C lcd(0x27, 16, 2);

// OLED SSD1306 (128x64) -> alamat umum 0x3C
#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64
#define OLED_RESET    -1
Adafruit_SSD1306 oled(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);

// Lirik lagu
String lyrics[] = {
  "Tantee....",
  "sudah terbiasa",
  "terjadi",
  "tante",
  "Teman datang",
  "ketika",
  "lagi",
  "butuh saja",
  "coba",
  "kalau",
  "lagi susah",
  "mereka semua",
  "menghilanggg",
};

int numLyrics = sizeof(lyrics) / sizeof(lyrics[0]);
int currentLine = 0;

void setup() {
  Wire.begin();  // Mulai komunikasi I2C

  // Inisialisasi LCD
  lcd.init();
  lcd.backlight();

  // Inisialisasi OLED
  if (!oled.begin(SSD1306_SWITCHCAPVCC, 0x3C)) {
    // Jika gagal, kedipkan LED built-in
    while (true) {
      digitalWrite(LED_BUILTIN, !digitalRead(LED_BUILTIN));
      delay(200);
    }
  }

  oled.clearDisplay();
  oled.setTextSize(1);
  oled.setTextColor(SSD1306_WHITE);
  oled.display();
}

void loop() {
  // Tampilkan lirik di LCD
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print(lyrics[currentLine]);

  // Tampilkan lirik di OLED
  oled.clearDisplay();
  oled.setCursor(0, 0);
  oled.println(lyrics[currentLine]);
  oled.display();

  delay(1000);

  currentLine++;
  if (currentLine >= numLyrics) {
    currentLine = 0;
  }
}