import { api } from "encore.dev/api";

export const stripeWebhook = api.raw(
  { expose: true, path: "/webhooks/stripe", method: "POST" },
  async (req, res) => {
    const sig = req.headers["stripe-signature"];
    // Read raw body
    const chunks: Buffer[] = [];
    for await (const chunk of req) chunks.push(chunk);
    const rawBody = Buffer.concat(chunks).toString("utf8");

    // Verify signature, parse event...

    res.writeHead(200, { "Content-Type": "application/json" });
    res.end(JSON.stringify({ received: true }));
  }
);

import { secret } from "encore.dev/config";
const stripeWebhookSecret = secret("StripeWebhookSecret");

// inside handler:
import Stripe from "stripe";
const stripe = new Stripe(stripeApiKey());
const event = stripe.webhooks.constructEvent(rawBody, sig, stripeWebhookSecret());

import { Topic } from "encore.dev/pubsub";

interface StripeEvent { id: string; type: string; data: unknown; }
const stripeEvents = new Topic<StripeEvent>("stripe-events", {
  deliveryGuarantee: "at-least-once",
});

// inside the raw handler, after verification:
await stripeEvents.publish({ id: event.id, type: event.type, data: event.data });
res.writeHead(200); res.end();