import os
import mysql.connector
from mysql.connector import Error


DB_CONFIG = {
    "host": os.environ.get("DB_HOST", "officialsite.kr"),
    "port": int(os.environ.get("DB_PORT", "23306")),
    "user": os.environ.get("DB_USER", "admin"),
    "password": os.environ.get("DB_PASSWORD", "dlgks~123"),
    "database": os.environ.get("DB_NAME", "app_master"),
}


MIGRATIONS = [
    "ALTER TABLE babynote_families ADD COLUMN diary_visibility_mode VARCHAR(20) NOT NULL DEFAULT 'community' COMMENT '일기 공개 범위 (community, family_only)' AFTER invite_code",
]


def run():
    conn = None
    cursor = None
    try:
        conn = mysql.connector.connect(**DB_CONFIG)
        cursor = conn.cursor()
        print("DB Connected")

        for query in MIGRATIONS:
            try:
                cursor.execute(query)
                conn.commit()
                print("OK:", query)
            except Error as e:
                if e.errno == 1060:
                    print("SKIP (already exists):", query)
                else:
                    raise

        print("\n=== babynote family diary visibility migration completed ===")
    finally:
        if cursor is not None:
            cursor.close()
        if conn is not None and conn.is_connected():
            conn.close()
            print("DB connection closed")


if __name__ == "__main__":
    run()