import Database from "better-sqlite3";
import { drizzle } from "drizzle-orm/better-sqlite3";
import * as schema from "./schema.js";

export * from "./schema.js";
// Re-export the query helpers consumers need, so they don't depend on
// drizzle-orm directly (it's an implementation detail of this package).
export { eq, ne, and, or, asc, desc, gt, gte, lt, lte, isNull, isNotNull, inArray, sql } from "drizzle-orm";

/**
 * Open the local SQLite database in WAL mode. WAL allows many concurrent readers
 * plus one writer — a parking workload never approaches SQLite's single-writer
 * limit. See wiki/entities/sqlite.md.
 */
export function createDb(url = process.env.DATABASE_URL ?? "./parking.sqlite") {
  const sqlite = new Database(url);
  sqlite.pragma("journal_mode = WAL");
  sqlite.pragma("foreign_keys = ON");
  return drizzle(sqlite, { schema });
}

export type Db = ReturnType<typeof createDb>;