0.1.13 AI功能大改

wolai-frontend/src/hooks/use-backend-health.ts

@@ -1,27 +1,21 @@
 import { useEffect, useState } from "react";
 
-type Status = "idle" | "ok" | "error";
+type Status = "idle" | "ok" | "error" | "disabled";
 
 export function useBackendHealth() {
   const [status, setStatus] = useState<Status>(() => {
-    if (!process.env.NEXT_PUBLIC_BACKEND_URL) {
-      return "error";
-    }
     return "idle";
   });
 
   useEffect(() => {
     let destroyed = false;
-    const url = process.env.NEXT_PUBLIC_BACKEND_URL;
-    if (!url) {
-      return;
-    }
     const controller = new AbortController();
     const check = async () => {
       try {
-        const response = await fetch(`${url}/health`, { signal: controller.signal });
+        const response = await fetch("/api/backend/health", { signal: controller.signal });
+        const payload = (await response.json().catch(() => null)) as { status?: Status } | null;
         if (!destroyed) {
-          setStatus(response.ok ? "ok" : "error");
+          setStatus(payload?.status ?? "error");
         }
       } catch {
         if (!destroyed) {