import type { ActionFunctionArgs } from "@remix-run/node";
import { authenticate } from "../shopify.server";
import db from "../db.server";
import { writeCheckoutSnapshot } from "../services/checkout-snapshot.server";

// Keeps Booking.status roughly in step with the order's fulfillment/cancel
// state, and refreshes the checkout capacity snapshot the Validation
// Function reads. See IMPLEMENTATION_PLAN.md §5.2.
export const action = async ({ request }: ActionFunctionArgs) => {
  const { shop, topic, payload, admin } = await authenticate.webhook(request);
  console.log(`Received ${topic} webhook for ${shop}`);

  const order = payload as unknown as {
    admin_graphql_api_id: string;
    cancelled_at?: string | null;
    fulfillment_status?: string | null;
  };

  const status = order.cancelled_at
    ? "cancelled"
    : order.fulfillment_status === "fulfilled"
      ? "fulfilled"
      : null;

  if (status) {
    await db.booking.updateMany({
      where: { shopDomain: shop, orderId: order.admin_graphql_api_id, status: { notIn: ["cancelled"] } },
      data: { status },
    });
  }

  if (admin) {
    await writeCheckoutSnapshot(admin, shop);
  }

  return new Response();
};