eCourt-note/app/api/documents/versions/[versionId]/download-link/route.ts
Suphonchai Phoonsawat 0b2c9e6343
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feat(docver): derive docId from fid claim and drop [docId] URL segment
- docId of every docver operation now comes from the Bearer token: the fid
  claim (e-Court fileId) is used directly as docId; segment [docId] removed
  from URLs — POST/GET /api/documents/versions and
  GET /api/documents/versions/{versionId}/download-link
- fid is required and must be a string (trim 1-200): token issuance rejects
  missing/blank/non-string fid with 400, verify rejects fid-less tokens with 401
- parseDocId removed from lib/document-versioning.ts (dead code, no callers)
- openapi spec: paths renamed, docId path params removed, fid required + string
- PLAN-DOCVER.md / CLAUDE.md / wordaddin versioningService comment updated
- tests: fid required/string cases added, parseDocId describe removed (256 pass)

Co-Authored-By: Claude Code <noreply@anthropic.com>
2026-10-26 10:05:01 +07:00

52 lines
2.5 KiB
TypeScript

// PLAN-DOCVER.md §1 — GET /api/documents/versions/{versionId}/download-link?format=docx|pdf
// คืน presigned URL อายุสั้น (env DOCVER_LINK_TTL_SECONDS) ให้ UI เปิดในเบราว์เซอร์จริง
// ของผู้ใช้ — เช็ค docId (จาก fid ใน token) กับ versionId คู่กันกันโยน id ข้ามเอกสาร
// auth: Authorization: Bearer (access_token จาก POST /api/documents/token — ทุก endpoint ของกลุ่ม)
import {
docverError,
parseDownloadFormat,
parseVersionIdParam,
} from "@/lib/document-versioning";
import { requireDocverBearer } from "@/lib/docver-token";
import { findVersionForDoc, presignVersionUrl } from "@/lib/docver-store";
export const runtime = "nodejs";
export const dynamic = "force-dynamic";
export async function GET(
request: Request,
{ params }: { params: { versionId: string } },
) {
const auth = requireDocverBearer(request);
if (!auth.ok) return auth.response;
// docId มาจาก fid ใน token — claim ถูกบังคับเป็น string ไม่ว่างตั้งแต่ขอ token + verify
const docId = auth.claims.fid;
const versionId = parseVersionIdParam(params.versionId);
if (!versionId.ok) return docverError(versionId.error, 400);
let format: string | null = null;
try {
format = new URL(request.url).searchParams.get("format");
} catch {
return docverError("URL ของ request ไม่ถูกต้อง", 400);
}
const parsedFormat = parseDownloadFormat(format);
if (!parsedFormat.ok) return docverError(parsedFormat.error, 400);
try {
const row = await findVersionForDoc(docId, versionId.versionId);
if (!row) {
return docverError("ไม่พบ version นี้ของเอกสาร", 404);
}
if (parsedFormat.format === "pdf" && row.pdfObjectKey === null) {
return docverError("version นี้ไม่มีสำเนา PDF", 404);
}
const link = await presignVersionUrl(row.id, parsedFormat.format);
return new Response(JSON.stringify(link), {
headers: { "content-type": "application/json; charset=utf-8" },
});
} catch (err) {
console.error("docver: สร้าง download link ล้ม", err);
return docverError("เกิดข้อผิดพลาดของระบบ โปรดลองใหม่อีกครั้ง", 500);
}
}