import sqlite3
import os

BASE_DIR = os.path.dirname(os.path.abspath(__file__))
DB_PATH = os.path.join(os.path.dirname(BASE_DIR), 'kis_stock.db')

def migrate():
    print(f"Migrating database at {DB_PATH}...")
    conn = sqlite3.connect(DB_PATH)
    cursor = conn.cursor()
    
    # Check if columns exist, if not add them
    try:
        cursor.execute("ALTER TABLE stocks ADD COLUMN name_eng VARCHAR")
        print("Added name_eng")
    except Exception as e:
        print(f"Skipping name_eng: {e}")

    try:
        cursor.execute("ALTER TABLE stocks ADD COLUMN industry VARCHAR")
        print("Added industry")
    except Exception as e:
        print(f"Skipping industry: {e}")

    try:
        cursor.execute("ALTER TABLE stocks ADD COLUMN type VARCHAR DEFAULT 'DOMESTIC'")
        print("Added type")
    except Exception as e:
        print(f"Skipping type: {e}")
        
    conn.commit()
    conn.close()
    print("Migration complete.")

if __name__ == "__main__":
    migrate()