import { commitTransaction, createLocalReq, initTransaction, killTransaction, type Payload, type PayloadRequest } from "payload";
import { acquireBookingDayLock } from "./lock";

export async function withBookingTransaction<T>(payload: Payload, key: string, action: (req: PayloadRequest) => Promise<T>): Promise<T> {
  const req = await createLocalReq({}, payload);
  try {
    if (!await initTransaction(req)) throw new Error("Booking transaction unavailable");
    await acquireBookingDayLock(req, "booking-calendar");
    await acquireBookingDayLock(req, key);
    const result = await action(req);
    await commitTransaction(req);
    return result;
  } catch (error) {
    await killTransaction(req);
    throw error;
  }
}