#include <LiquidCrystal_I2C.h>

#define buzzer 6

const int col = 16; // Number of columns in the LCD
const int row = 2;  // Number of rows in the LCD

LiquidCrystal_I2C lcd(0x27, col, row);


int position = 0; // Starting position for scrolling
String textLCD = "Filbert Alvino Miguel                "; // Text to display

void setup() {
  lcd.init(); // Initialize the LCD
  lcd.backlight(); // Turn on the backlight

  // Initial display setup
  lcd.setCursor(0, 0);
  lcd.print("Hello");

  pinMode(buzzer, OUTPUT);
}

void loop() {
  // Update the first line with a static message
  lcd.setCursor(0, 0);
  lcd.print("Hello");
  tone(buzzer, 2550);

  // Create a display string that wraps the text properly
  String displayString = textLCD.substring(position) + textLCD.substring(0, position);

  // Ensure the display string is exactly col characters long
  displayString = displayString.substring(0, col);

  // Update the second line with the scrolling text
  lcd.setCursor(0, 1);
  lcd.print(displayString);
  noTone(buzzer);   
  
  // Increment the position for the scrolling effect
  position += 1;
  if (position >= textLCD.length()) {
    position = 0;
  }

  delay(300); // Adjust the delay for desired scrolling speed
}