前端: 添加useSearch搜索钩子

frontend/src/renderer/hooks/useSearch.js

@@ -0,0 +1,34 @@
+import { useState, useCallback } from 'react';
+import api from '../utils/api';
+
+export const useSearch = () => {
+  const [results, setResults] = useState([]);
+  const [loading, setLoading] = useState(false);
+  const [keyword, setKeyword] = useState('');
+
+  const search = useCallback(async (q, type) => {
+    if (!q || q.length < 2) {
+      setResults([]);
+      return;
+    }
+    setLoading(true);
+    try {
+      const url = `/api/search?q=${encodeURIComponent(q)}${type ? `&type=${type}` : ''}`;
+      const data = await api.get(url);
+      setResults(data.files || []);
+    } catch (error) {
+      console.error('Search failed:', error);
+    } finally {
+      setLoading(false);
+    }
+  }, []);
+
+  const clear = useCallback(() => {
+    setResults([]);
+    setKeyword('');
+  }, []);
+
+  return { results, loading, keyword, setKeyword, search, clear };
+};
+
+export default useSearch;