import { NextRequest, NextResponse } from "next/server";

// Stripe webhook stub — wire up when adding Stripe
// Verifies stripe-signature header (using raw body), handles:
// - checkout.session.completed → upgrade user to pro
// - customer.subscription.deleted → downgrade user to free
export async function POST(req: NextRequest) {
  const body = await req.text();
  const sig = req.headers.get("stripe-signature");

  if (!sig || !process.env["STRIPE_WEBHOOK_SECRET"]) {
    return NextResponse.json({ error: "Stripe not configured" }, { status: 400 });
  }

  // TODO: const event = stripe.webhooks.constructEvent(body, sig, process.env["STRIPE_WEBHOOK_SECRET"]);
  // For now just return 200 to acknowledge receipt
  console.log("[stripe-webhook] received event, sig:", sig.slice(0, 20));
  return NextResponse.json({ received: true });
}