import { NextRequest, NextResponse } from "next/server";
import { createSubscription, listSubscriptions } from "@/lib/subscriptions-store";
import { isSiaxError, siaxErrorResponseForLegacy } from "../siax-error-mapping";

// GET /api/subscriptions — feeds list. POST — convert an order to a recurring feed.
export async function GET() {
  try {
    return NextResponse.json(await listSubscriptions());
  } catch (err: unknown) {
    // 0pt#53: durable-store failure -> documented DEPENDENCY_UNAVAILABLE/503.
    if (isSiaxError(err)) return siaxErrorResponseForLegacy(err);
    throw err;
  }
}

export async function POST(req: NextRequest) {
  const parsed = await req.json().catch(() => ({}));
  const body = parsed && typeof parsed === "object" ? parsed : {};
  if (!body.order_id) {
    return NextResponse.json({ error: { code: "bad_request", message: "order_id krävs" } }, { status: 400 });
  }
  try {
    const sub = await createSubscription(body.order_id, body.cadence ?? "weekly", body.webhook_url ?? null);
    return NextResponse.json(sub, { status: 201 });
  } catch (err: unknown) {
    if (isSiaxError(err)) return siaxErrorResponseForLegacy(err);
    throw err;
  }
}