Function handleRequest

retool.ts:342–457

(req: Request)

// Main request handler
// ----------------------------------------------------------------------------
async function handleRequest(req: Request): Promise<Response> {
  const url = new URL(req.url);
  const { pathname } = url;

  // ------------------------------------------------ GET /debug
  if (pathname === "/debug" && req.method === "GET") {
    const enable = url.searchParams.get("enable");
    if (enable !== null) DEBUG_MODE = enable === "true";
    return jsonResponse({ debug_mode: DEBUG_MODE });
  }

  // ------------------------------------------------ GET /v1/models (requires auth)
  if (pathname === "/v1/models" && req.method === "GET") {
    try {
      requireAuth(req);
    } catch (e) {
      return jsonResponse({ error: "unauthorized" }, e.message === "403" ? 403 : 401);
    }
    return jsonResponse({
      object: "list",
      data: AVAILABLE_MODELS.map((m) => ({
        id: m.id,
        object: "model",
        created: Math.floor(Date.now() / 1000),
        owned_by: m.owned_by,
        name: `${m.name} (${m.model_name})`,
      })),
    });
  }

  // ------------------------------------------------ GET /models (public)
  if (pathname === "/models" && req.method === "GET") {
    return jsonResponse({
      object: "list",
      data: AVAILABLE_MODELS.map((m) => ({
        id: m.id,
        object: "model",
        created: Math.floor(Date.now() / 1000),
        owned_by: m.owned_by,
        name: `${m.name} (${m.model_name})`,
      })),
    });
  }

  // ------------------------------------------------ POST /v1/chat/completions
  if (pathname === "/v1/chat/completions" && req.method === "POST") {
    // auth
    try {
      requireAuth(req);
    } catch (e) {
      return jsonResponse({ error: "unauthorized" }, e.message === "403" ? 403 : 401);
    }

    // parse body
    let body: ChatCompletionRequest;
    try {
      body = await req.json();
    } catch {