import type { Database } from 'better-sqlite3';

export function getSetting(db: Database, key: string): string | null {
  const row = db.prepare('SELECT value FROM settings WHERE key = ?').get(key) as { value: string } | undefined;
  return row?.value ?? null;
}

export function setSetting(db: Database, key: string, value: string): void {
  db.prepare('INSERT OR REPLACE INTO settings (key, value) VALUES (?, ?)').run(key, value);
}

export function getAllSettings(db: Database): Record<string, string> {
  const rows = db.prepare('SELECT key, value FROM settings').all() as Array<{ key: string; value: string }>;
  return Object.fromEntries(rows.map(r => [r.key, r.value]));
}