feat(admin): expose read-only Discord suggestions API

2026-09-10 07:50:01 -04:00
parent df17c021c6
commit 1a01c0ed64
11 changed files with 524 additions and 0 deletions
@@ -0,0 +1,50 @@
+import { getServerSession } from "next-auth";
+import { problemDetails } from "@minecraft-account-manager/contracts";
+import { adminAuthOptions, requiredAdminRole } from "@/lib/auth/admin-auth";
+import { problemInstance, problemResponse } from "@/lib/problem-response";
+import { createSuggestionsClient, SuggestionsError } from "./suggestions";
+
+type Client = ReturnType<typeof createSuggestionsClient>;
+let runtime: { token: string; guildId: string; forumId: string; client: Client } | undefined;
+function getClient() {
+  const token = process.env.DISCORD_BOT_TOKEN?.trim() ?? "";
+  const guildId = process.env.DISCORD_GUILD_ID?.trim() ?? "";
+  const forumId = process.env.DISCORD_SUGGESTIONS_FORUM_ID?.trim() ?? "";
+  if (!runtime || runtime.token !== token || runtime.guildId !== guildId || runtime.forumId !== forumId) {
+    runtime = { token, guildId, forumId, client: createSuggestionsClient({ token, guildId, forumId }) };
+  }
+  return runtime.client;
+}
+
+export async function suggestionsApi(request: Request, operation: (client: Client) => Promise<unknown>) {
+  try {
+    const session = await getServerSession(adminAuthOptions);
+    if (!session) throw new SuggestionsError(401, "unauthorized", "Sign in as an administrator.");
+    const roles = (session.user as { roles?: unknown } | undefined)?.roles;
+    if (!Array.isArray(roles) || !roles.includes(requiredAdminRole)) throw new SuggestionsError(403, "forbidden", "This API is restricted to administrators.");
+    return Response.json(await operation(getClient()), { headers: { "cache-control": "no-store" } });
+  } catch (error) {
+    const safe = error instanceof SuggestionsError ? error : new SuggestionsError(503, "discord-unavailable", "Discord suggestions are unavailable.");
+    const titles: Record<number, string> = { 400: "Invalid request", 401: "Authentication required", 403: "Administrator role required", 404: "Suggestion not found", 405: "Method not allowed", 503: "Suggestions unavailable" };
+    const response = problemResponse(problemDetails(`urn:error:${safe.code}`, titles[safe.status] ?? "Suggestions unavailable", safe.status, safe.message, problemInstance(request)));
+    if (safe.retryAfter) response.headers.set("retry-after", String(safe.retryAfter));
+    return response;
+  }
+}
+
+export function suggestionQuery(request: Request, list = false) {
+  const params = new URL(request.url).searchParams;
+  const allowed = list ? ["limit", "cursor", "status"] : ["limit", "cursor"];
+  for (const key of params.keys()) {
+    if (!allowed.includes(key) || params.getAll(key).length !== 1 || !params.get(key)) throw new SuggestionsError(400, "invalid-request", "Unsupported or repeated query parameter.");
+  }
+  const rawLimit = params.get("limit");
+  if (rawLimit !== null && !/^\d{1,3}$/.test(rawLimit)) throw new SuggestionsError(400, "invalid-request", "Limit must be between 1 and 100.");
+  return { limit: rawLimit === null ? undefined : Number(rawLimit), cursor: params.get("cursor") ?? undefined, ...(list ? { status: params.get("status") ?? undefined } : {}) };
+}
+
+export function suggestionsReadOnly(request: Request) {
+  return suggestionsApi(request, async () => {
+    throw new SuggestionsError(405, "method-not-allowed", "Suggestions are read-only. Use GET.");
+  }).then((response) => { if (response.status === 405) response.headers.set("allow", "GET, HEAD"); return response; });
+}