refactor(ChapterPanel): 移除右键菜单和添加章节功能，简化章节展示

- 删除el-tree组件及相关右键菜单功能
- 更新章节面板模板，简化结构
- 调整样式以适应新的布局

src/components/ChapterPanel.vue

@@ -1,37 +1,11 @@
 <template>
   <el-tabs v-model="activeTab" class="chapter-tabs">
     <el-tab-pane label="章节列表" name="chapters">
-      <div class="tree-container" @contextmenu="handleContextMenu">
-        <el-tree
-          class="chapter-list"
-          :data="chapterData"
-          node-key="id"
-          :props="{ label: 'label', children: 'children' }"
-          default-expand-all
-        ></el-tree>
+      <div class="tree-container">
+        这还是个树
       </div>
-
-      <!-- 右键菜单 -->
-      <div
-        v-show="contextMenuVisible"
-        class="custom-context-menu"
-        :style="{ top: contextMenuPosition.y + 'px', left: contextMenuPosition.x + 'px' }"
-        @click.stop
-      >
-        <ul>
-          <li @click="openAddDialog">添加章节</li>
-        </ul>
-      </div>
-
-      <!-- 添加章节对话框 -->
-      <el-dialog title="添加章节" v-model="showAddDialog" width="300px">
-        <el-input v-model="newChapterName" placeholder="输入章节名称"></el-input>
-        <template #footer>
-          <el-button @click="showAddDialog = false">取消</el-button>
-          <el-button type="primary" @click="addChapter">确定</el-button>
-        </template>
-      </el-dialog>
     </el-tab-pane>
+
     <el-tab-pane label="书籍信息" name="info">
       <div class="book-info">
         书籍信息
@@ -41,110 +15,28 @@
 </template>
 
 <script setup>
-import { ref, onUnmounted, watch } from 'vue';
-import { ElTabs, ElTabPane, ElTree, ElInput, ElButton, ElDialog } from 'element-plus';
-const activeTab = ref('chapters');
-const contextMenuVisible = ref(false);
-const contextMenuPosition = ref({ x: 0, y: 0 });
-const currentNode = ref(null);
-const chapterData = ref([{
-  id: 1,
-  label: '第一章',
-  children: [{
-    id: 2,
-    label: '1.1 节'
-  }]
-}]);
-const showAddDialog = ref(false);
-const newChapterName = ref('');
-
-// 处理右键菜单事件
-const handleContextMenu = (event) => {
-  event.preventDefault();
-  console.log('右键菜单事件触发');
-  console.log('事件目标:', event.target);
-  console.log('当前鼠标位置:', { x: event.clientX, y: event.clientY });
-  contextMenuPosition.value = { x: event.clientX, y: event.clientY };
-  contextMenuVisible.value = true;
-  console.log('设置contextMenuVisible为true');
-  // 阻止事件冒泡
-  event.stopPropagation();
-};
-
-
-// 监控contextMenuVisible变化
-watch(contextMenuVisible, (newValue) => {
-  console.log('contextMenuVisible变化:', newValue);
-});
-
-// 打开添加章节对话框
-const openAddDialog = () => {
-  contextMenuVisible.value = false;
-  showAddDialog.value = true;
-  newChapterName.value = '';
-};
-
-// 添加章节
-const addChapter = () => {
-  if (!newChapterName.value.trim()) {
-    console.log('章节名称不能为空');
-    return;
-  }
+import { ref } from 'vue';
+import { ElTabs, ElTabPane } from 'element-plus';
 
-  const newChapter = {
-    id: Date.now(),
-    label: newChapterName.value.trim(),
-    children: []
-  };
-
-  if (currentNode.value) {
-    // 如果有选中节点，添加为子节点
-    if (!currentNode.value.children) {
-      currentNode.value.children = [];
-    }
-    currentNode.value.children.push(newChapter);
-  } else {
-    // 如果没有选中节点，添加到根节点
-    chapterData.value.push(newChapter);
-  }
-
-  showAddDialog.value = false;
-  console.log('章节添加成功');
-};
-
-// 点击其他区域关闭菜单
-const handleClickOutside = (e) => {
-  const contextMenu = document.querySelector('.custom-context-menu');
-  if (contextMenu && !contextMenu.contains(e.target)) {
-    contextMenuVisible.value = false;
-  }
-};
-
-document.addEventListener('click', handleClickOutside);
+const activeTab = ref('chapters');
 
-onUnmounted(() => {
-  document.removeEventListener('click', handleClickOutside);
-});
 </script>
 
 <style scoped>
-.chapter-tabs { height: 100%; }
+.chapter-tabs {
+  height: 100%;
+}
+
+.search-container {
+  margin-bottom: 10px;
+}
+
 .tree-container {
-  height: 80vh;
+  height: calc(80vh - 60px);
   overflow: auto;
 }
-.chapter-list { width: 100%; }
-.custom-context-menu {
-  position: fixed;
-  z-index: 9999;
-  background-color: #fff;
-  border: 1px solid #ddd;
-  border-radius: 4px;
-  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
-  min-width: 100px;
+
+.chapter-list {
+  width: 100%;
 }
-ul { list-style: none; padding: 0; margin: 0; }
-li { padding: 6px 12px; cursor: pointer; }
-li:hover { background-color: #f5f5f5; }
-.book-info { padding: 15px; }
 </style>