前端: 添加useStats统计钩子

frontend/src/renderer/hooks/useStats.js

@@ -0,0 +1,23 @@
+import { useState, useEffect } from 'react';
+import api from '../utils/api';
+
+export const useStats = () => {
+  const [stats, setStats] = useState(null);
+  const [loading, setLoading] = useState(false);
+
+  const fetchStats = async () => {
+    setLoading(true);
+    try {
+      const data = await api.get('/api/stats');
+      setStats(data);
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  useEffect(() => { fetchStats(); }, []);
+
+  return { stats, loading, refetch: fetchStats };
+};
+
+export default useStats;