import sqlite3
import random
from time import sleep

# Create a SQLite database and table if not exists
conn = sqlite3.connect('random_numbers.db')
c = conn.cursor()

try:
    c.execute("""CREATE TABLE IF NOT EXISTS random_numbers(id INTEGER PRIMARY KEY, number INT)""")
    conn.commit()
except:
    pass

def generate_and_update():
    random_number = random.randint(32768, 65535)
    c.execute("SELECT COUNT(*) FROM random_numbers WHERE number=?", (random_number,))
    count = c.fetchone()[0]

    if count == 0:
        c.execute("INSERT INTO random_numbers(number) VALUES(?)", (random_number,))
        conn.commit()
        print(f"{random_number}")
    else:
        raise RuntimeError("No unique number found.")

def main():
    try:
        generate_and_update()
    except RuntimeError as e:
        print(e)
        print("Try running the script again to get a new unique number.")

if __name__ == "__main__":
    main()