1、修复基础配置

2、修复业务模块
3、拆分页面代码

src/views/base/region.vue

@@ -4,7 +4,11 @@
       <div class="box">
         <el-scrollbar>
           <basic-container>
-            <avue-tree :option="treeOption" :data="treeData" @node-click="nodeClick" />
+            <avue-tree
+              :option="treeOption"
+              :data="treeData"
+              @node-click="nodeClick"
+            />
           </basic-container>
         </el-scrollbar>
       </div>
@@ -27,20 +31,8 @@
                   <el-option label="区县" :value="3" />
                 </el-select>
               </el-form-item>
-              <el-form-item label="数据来源">
-                <el-select v-model="searchForm.dataSource" clearable placeholder="请选择" style="width: 200px;">
-                  <el-option label="手动录入" value="手动录入" />
-                  <el-option label="初始化导入" value="初始化导入" />
-                </el-select>
-              </el-form-item>
             </div>
-            <div style="display: flex; flex-direction: row; align-items: center; justify-content: space-between;">
-              <el-form-item label="启停状态">
-                <el-select v-model="searchForm.status" clearable placeholder="请选择" style="width: 200px;">
-                  <el-option label="启用" :value="1" />
-                  <el-option label="停用" :value="2" />
-                </el-select>
-              </el-form-item>
+            <div style="display: flex; flex-direction: row; align-items: center; justify-content: flex-end;">
               <el-form-item class="region-page__search-actions">
                 <el-button type="primary" @click="handleSearch">搜索</el-button>
                 <el-button @click="handleSearchReset">清空</el-button>
@@ -180,8 +172,6 @@ export default {
         code: '',
         name: '',
         regionLevel: undefined,
-        dataSource: '',
-        status: undefined,
       },
       parentOptions: [],
       syncLoading: false,
@@ -203,6 +193,7 @@ export default {
         },
         addBtn: false,
         menu: false,
+        defaultExpandAll: false,
         size: 'default',
         props: {
           labelText: '标题',
@@ -458,7 +449,13 @@ export default {
         });
       });
     },
+    hasSearchCriteria() {
+      return Object.values(this.searchForm).some(
+        value => value !== '' && value !== undefined && value !== null
+      );
+    },
     handleSearch() {
+      this.treeOption.defaultExpandAll = this.hasSearchCriteria();
       this.initTree();
       this.regionForm = {};
     },
@@ -467,8 +464,6 @@ export default {
         code: '',
         name: '',
         regionLevel: undefined,
-        dataSource: '',
-        status: undefined,
       };
       this.handleSearch();
     },
@@ -507,6 +502,10 @@ export default {
         this.$message.warning('请先选择一项区划');
         return;
       }
+      if (Number(this.regionForm.regionLevel) >= 3) {
+        this.$message.warning('区县已是末级，不能新增下级');
+        return;
+      }
       const parentCode = this.regionForm.code;
       const parentName = this.regionForm.name;
       const parentGroupCode = this.regionForm.parentCode || this.topCode;
@@ -517,8 +516,7 @@ export default {
       this.regionForm.subCode = '';
       this.regionForm.originalCode = '';
       this.regionForm.name = '';
-      this.regionForm.regionLevel =
-        this.regionForm.regionLevel === 5 ? 5 : this.regionForm.regionLevel + 1;
+      this.regionForm.regionLevel = Number(this.regionForm.regionLevel) + 1;
       this.loadParentOptionsByGroup(parentGroupCode, parentCode, parentName);
     },
     setRegionColumnDisplay(prop, display) {
@@ -637,9 +635,14 @@ export default {
     },
     handleImport() {
       this.syncImportAction();
-      openImportDialog(this, '行政区划', () => {
-        this.initTree();
-      });
+      openImportDialog(
+        this,
+        '行政区划',
+        () => {
+          this.initTree();
+        },
+        { timeout: 180000 }
+      );
     },
     syncImportAction() {
       const column = this.findColumn(this.excelOption.column, 'excelFile');