import type Database from 'better-sqlite3'; import { normalizeDomain } from './repository'; export function isDomainAllowed(db: Database.Database, urlString: string): boolean { let host: string; try { host = new URL(urlString).hostname; } catch { return false; } const normalized = normalizeDomain(host); const row = db .prepare('SELECT 1 AS ok FROM allowed_domain WHERE domain = ? LIMIT 1') .get(normalized); return row !== undefined; }