refactor: simplify chapter selection logic in book sections and remove '天工' AI option.

src/hooks/useAI.js

@@ -8,7 +8,7 @@ export function useAI() {
     { label: '文心一言', value: 'yiyan' },
     { label: 'DeepSeek', value: 'deepseek' },
     { label: '通义千问', value: 'qwen' },
-    { label: '天工', value: 'tiangong' },
+    // { label: '天工', value: 'tiangong' },
   ]
 
   const [ai, setAI] = useState(localStorage.getItem('ai') || 'yiyan')

src/pages/books/section/index.jsx

@@ -156,54 +156,40 @@ const Examine = () => {
   const onExpand = expandedKeys => {
     setExpandedKeys(expandedKeys)
   }
-  const handleSelect = async (checkedKeys, info) => {
-    const { key } = info.node
-    const childInKey = findTreeElementByKey(gData, 'key', key)
+  const handleSelect = async (selectedKeys, info) => {
+    if (!info.node) return
+    const { key, title } = info.node
 
-    if (childInKey.children && childInKey.children.length > 0) {
-      clearInterval(saveInterRef.current)
-      // 进行展开操作
-      const tempExpandeds = JSON.parse(JSON.stringify(expandedKeys))
-      let newExpand = ''
-      if (expandedKeys.includes(key)) {
-        newExpand = tempExpandeds.filter(item => parseInt(item) !== parseInt(key))
-      } else {
-        newExpand = [...tempExpandeds, key]
-      }
-      setExpandedKeys(newExpand)
+    // 保持选中状态，防止重复点击导致选中状态消失
     setCheckedKeys([key])
+
+    // 如果点击的是当前已经选中的章节，且没有发生章节切换，则直接返回
+    if (key === chapterId) {
       return
-    } else {
-      const { key, title } = info.node
-      if (info.selected === false) {
-        setLoading(true)
-        setChapterId(key)
-        setCheckedKeys([key])
-        setNowTitle(title)
-        setLoading(false)
-      } else {
+    }
+
     setLoading(true)
+    // 切换章节前清理保存定时器并执行一次保存
     clearInterval(saveInterRef.current)
     await saveContent()
 
-        if (key !== chapterId) {
+    // 清理旧内容
+    if (editorRef.current && editorRef.current.editor) {
       editorRef.current.editor.clear()
     }
-        setLoading(true)
-        setChapterId(checkedKeys[0])
-        setCheckedKeys([checkedKeys[0]])
-        setNowTitle(info.node.title)
+
+    // 设置新章节 ID，触发 useEffect 加载数据
+    setChapterId(key)
+    setNowTitle(title)
     setLoading(false)
   }
-    }
-  }
 
   useEffect(() => {
     getChapterTreeList()
   }, [])
+
   useEffect(() => {
     if (chapterId) {
-      setCheckedKeys([chapterId])
       getChapterVal()
     }
   }, [chapterId])