disclosure-bureau/web/app/api/search/hybrid/route.ts

54 lines
1.8 KiB
TypeScript

/**
* /api/search/hybrid — Public hybrid search endpoint (no auth required).
*
* Used by the global Cmd+K command palette + any external integration.
* Returns the same shape as the chat tool but exposed via HTTP.
*
* GET /api/search/hybrid?q=...&lang=pt&doc_id=...&top_k=10
*/
import { NextRequest } from "next/server";
import { hybridSearch } from "@/lib/retrieval/hybrid";
export const runtime = "nodejs";
export const dynamic = "force-dynamic";
function json(data: unknown, status = 200) {
return new Response(JSON.stringify(data), {
status,
headers: { "content-type": "application/json" },
});
}
export async function GET(req: NextRequest) {
const u = new URL(req.url);
const q = u.searchParams.get("q")?.trim();
if (!q) return json({ error: "q required", hits: [] }, 400);
const lang = (u.searchParams.get("lang") === "en" ? "en" : "pt") as "pt" | "en";
const doc_id = u.searchParams.get("doc_id") || null;
const type = u.searchParams.get("type") || null;
const top_k = Math.min(Number(u.searchParams.get("top_k") ?? 10), 50);
const ufo_only = u.searchParams.get("ufo_only") === "1";
const no_rerank = u.searchParams.get("rerank") === "0";
try {
const hits = await hybridSearch({ query: q, lang, doc_id, type, ufo_only, top_k, no_rerank });
return json({
query: q,
lang,
count: hits.length,
hits: hits.map((h) => ({
chunk_id: h.chunk_id,
doc_id: h.doc_id,
page: h.page,
type: h.type,
bbox: h.bbox,
classification: h.classification,
snippet: ((lang === "en" ? h.content_en : h.content_pt) || "").slice(0, 280),
score: Number((h.rerank_score ?? h.score).toFixed(4)),
href: `/d/${h.doc_id}#${h.chunk_id}`,
})),
});
} catch (e) {
return json({ error: "retrieval_unavailable", message: (e as Error).message }, 503);
}
}