1

ruoyi-admin/src/main/java/com/ruoyi/base/controller/BaseCityController.java

@@ -8,6 +8,7 @@ import javax.servlet.http.HttpServletResponse;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.ruoyi.base.vo.BaseCityVO;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
@@ -35,8 +36,7 @@ import com.ruoyi.common.utils.poi.ExcelUtil;
  */
 @RestController
 @RequestMapping("/base/city")
-public class BaseCityController extends BaseController
+public class BaseCityController extends BaseController {
-{
     @Autowired
     private IBaseCityService baseCityService;
 
@@ -45,20 +45,31 @@ public class BaseCityController extends BaseController
      */
     @PreAuthorize("@ss.hasPermi('base:city:list')")
     @GetMapping("/list")
-    public AjaxResult list(BaseCity baseCity)
+    public AjaxResult list(BaseCity baseCity) {
-    {
         List<BaseCity> list = baseCityService.list();
         return success(list);
     }
 
+    /**
+     * 查询城市数列表
+     * @author PQZ
+     * @date 15:11 2025/4/2
+     * @return com.ruoyi.common.core.domain.AjaxResult
+    **/
+    @GetMapping("/treeCity")
+    public AjaxResult treeCity() {
+        List<BaseCityVO> list = baseCityService.treeCity();
+        return success(list);
+    }
+
+
     /**
      * 导出城市列表
      */
     @PreAuthorize("@ss.hasPermi('base:city:export')")
     @Log(title = "城市", businessType = BusinessType.EXPORT)
     @PostMapping("/export")
-    public void export(HttpServletResponse response, BaseCity baseCity)
+    public void export(HttpServletResponse response, BaseCity baseCity) {
-    {
         List<BaseCity> list = baseCityService.list();
         ExcelUtil<BaseCity> util = new ExcelUtil<BaseCity>(BaseCity.class);
         util.exportExcel(response, list, "城市数据");
@@ -69,8 +80,7 @@ public class BaseCityController extends BaseController
      */
     @PreAuthorize("@ss.hasPermi('base:city:query')")
     @GetMapping(value = "/{id}")
-    public AjaxResult getInfo(@PathVariable("id") Long id)
+    public AjaxResult getInfo(@PathVariable("id") Long id) {
-    {
         return success(baseCityService.getById(id));
     }
 
@@ -80,8 +90,7 @@ public class BaseCityController extends BaseController
     @PreAuthorize("@ss.hasPermi('base:city:add')")
     @Log(title = "城市", businessType = BusinessType.INSERT)
     @PostMapping
-    public AjaxResult add(@RequestBody BaseCity baseCity)
+    public AjaxResult add(@RequestBody BaseCity baseCity) {
-    {
         return toAjax(baseCityService.save(baseCity));
     }
 
@@ -91,8 +100,7 @@ public class BaseCityController extends BaseController
     @PreAuthorize("@ss.hasPermi('base:city:edit')")
     @Log(title = "城市", businessType = BusinessType.UPDATE)
     @PutMapping
-    public AjaxResult edit(@RequestBody BaseCity baseCity)
+    public AjaxResult edit(@RequestBody BaseCity baseCity) {
-    {
         return toAjax(baseCityService.updateById(baseCity));
     }
 
@@ -102,26 +110,25 @@ public class BaseCityController extends BaseController
     @PreAuthorize("@ss.hasPermi('base:city:remove')")
     @Log(title = "城市", businessType = BusinessType.DELETE)
     @DeleteMapping("/{ids}")
-    public AjaxResult remove(@PathVariable Long[] ids)
+    public AjaxResult remove(@PathVariable Long[] ids) {
-    {
         List<Long> list = new ArrayList<>(Arrays.asList(ids));
         return toAjax(baseCityService.removeByIds(list));
     }
 
     /**
      * 查询子级城市
-     * @author vinjor-M
+     *
-     * @date 18:09 2025/3/18
      * @param parentId 父级id
      * @return com.ruoyi.common.core.domain.AjaxResult
+     * @author vinjor-M
+     * @date 18:09 2025/3/18
      **/
     @GetMapping("/listByPid")
-    public AjaxResult listByPid(@RequestParam(value = "parentId",required = false) Long parentId)
+    public AjaxResult listByPid(@RequestParam(value = "parentId", required = false) Long parentId) {
-    {
+        if (null == parentId) {
-        if(null==parentId){
             parentId = 0L;
         }
-        List<BaseCity> list = baseCityService.list(new LambdaQueryWrapper<BaseCity>().eq(BaseCity::getParentId,parentId).orderByAsc(BaseCity::getAreaCode));
+        List<BaseCity> list = baseCityService.list(new LambdaQueryWrapper<BaseCity>().eq(BaseCity::getParentId, parentId).orderByAsc(BaseCity::getAreaCode));
         return success(list);
     }
 }

ruoyi-admin/src/main/java/com/ruoyi/base/service/IBaseCityService.java

@@ -1,10 +1,12 @@
 package com.ruoyi.base.service;
 
 import java.util.List;
+
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.IService;
 import com.ruoyi.base.domain.BaseCity;
+import com.ruoyi.base.vo.BaseCityVO;
 
 /**
  * 城市Service接口
@@ -12,7 +14,15 @@ import com.ruoyi.base.domain.BaseCity;
  * @author vinjor-m
  * @date 2025-03-18
  */
-public interface IBaseCityService extends IService<BaseCity>
+public interface IBaseCityService extends IService<BaseCity> {
-{
     IPage<BaseCity> queryListPage(BaseCity pageReqVO, Page<BaseCity> page);
+
+    /**
+     * 查询树列表
+     *
+     * @return java.util.List<com.ruoyi.base.vo.BaseCityVO>
+     * @author PQZ
+     * @date 15:12 2025/4/2
+     **/
+    List<BaseCityVO> treeCity();
 }

ruoyi-admin/src/main/java/com/ruoyi/base/service/impl/BaseCityServiceImpl.java

@@ -1,6 +1,9 @@
 package com.ruoyi.base.service.impl;
 
+import java.util.ArrayList;
 import java.util.List;
+
+import com.ruoyi.base.vo.BaseCityVO;
 import com.ruoyi.common.utils.DateUtils;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
@@ -27,4 +30,22 @@ public class BaseCityServiceImpl extends ServiceImpl<BaseCityMapper,BaseCity>  i
     public IPage<BaseCity> queryListPage(BaseCity pageReqVO, Page<BaseCity> page) {
         return baseCityMapper.queryListPage(pageReqVO, page);
     }
+
+    /**
+     * 查询树列表
+     *
+     * @return java.util.List<com.ruoyi.base.vo.BaseCityVO>
+     * @author PQZ
+     * @date 15:12 2025/4/2
+     **/
+    @Override
+    public List<BaseCityVO> treeCity() {
+
+        return null;
+    }
+
+    private List<BaseCityVO> buildCityTree(List<BaseCityVO> list) {
+        List<BaseCityVO> tree = new ArrayList<>();
+        return tree;
+    }
 }

ruoyi-admin/src/main/java/com/ruoyi/base/vo/BaseCityVO.java

@@ -0,0 +1,11 @@
+package com.ruoyi.base.vo;
+
+import lombok.Data;
+import java.util.List;
+
+@Data
+public class BaseCityVO {
+    String text;
+    String value;
+    List<BaseCityVO> children;
+}