import { after } from "next/server";
import { sendCommentPush } from "@/lib/comments/push";
import { getCommentViewer, listComments, requireCommentViewer } from "@/lib/comments/repository";
import { publishComment } from "@/lib/comments/publish";
import { errorResponse, HttpError, requireSameOrigin } from "@/lib/security/http";
import { limitRequest } from "@/lib/security/rate-limit";

export async function GET(request: Request) {
  try {
    const query = new URL(request.url).searchParams;
    const target = query.get("target");
    if (!target) throw new HttpError(400, "target-required");
    return Response.json(await listComments({ viewer: await getCommentViewer(), target, cursor: query.get("cursor"), sort: query.get("sort") ?? undefined }), { headers: { "Cache-Control": "private, no-store" } });
  } catch (cause) { return errorResponse(cause); }
}
export async function POST(request: Request) {
  try {
    requireSameOrigin(request);
    const viewer = await requireCommentViewer();
    await limitRequest("comment-publish", viewer.id, 20);
    const target = new URL(request.url).searchParams.get("target");
    if (!target) throw new HttpError(400, "target-required");
    const result = await publishComment(request, viewer, { target });
    after(async () => { await sendCommentPush(result.id, result.version).catch(() => console.error("Comment notification failed")); });
    return Response.json(result, { status: 201 });
  } catch (cause) { return errorResponse(cause); }
}