"""Migrate: create system_config table."""
import sqlite3
from pathlib import Path

DB_PATH = Path(__file__).parent.parent / "postcard.db"

conn = sqlite3.connect(str(DB_PATH))
cur = conn.cursor()

cur.execute("SELECT name FROM sqlite_master WHERE type='table' AND name='system_config'")
if not cur.fetchone():
    cur.execute(
        "CREATE TABLE system_config ("
        "key TEXT PRIMARY KEY, "
        "value TEXT NOT NULL DEFAULT '', "
        "updated_at TIMESTAMP"
        ")"
    )
    conn.commit()
    print("OK: system_config table created")
else:
    print("SKIP: system_config table exists")

conn.close()