feat：工单类型树查询

ruoyi-modules/Property/src/main/java/org/dromara/property/controller/ServiceWorkOrdersTypeController.java

@@ -103,4 +103,13 @@ public class ServiceWorkOrdersTypeController extends BaseController {
                           @PathVariable("ids") Long[] ids) {
         return toAjax(serviceWorkOrdersTypeService.deleteWithValidByIds(List.of(ids), true));
     }
+
+    /**
+     * 查询【工单类型】树结构
+     */
+    @SaCheckPermission("system:workOrdersType:list")
+    @GetMapping("/typeTree")
+    public R typeTree() {
+        return R.ok(serviceWorkOrdersTypeService.typeTree()) ;
+    }
 }

ruoyi-modules/Property/src/main/java/org/dromara/property/domain/ServiceWorkOrdersType.java

@@ -62,4 +62,9 @@ public class ServiceWorkOrdersType extends TenantEntity {
      */
     private String searchValue;
 
+    /**
+     *上级类型id
+     */
+    private Long parentId;
+
 }

ruoyi-modules/Property/src/main/java/org/dromara/property/domain/bo/ServiceWorkOrdersTypeBo.java

@@ -60,4 +60,9 @@ public class ServiceWorkOrdersTypeBo extends BaseEntity {
      */
     private Integer  isTransfers;
 
+    /**
+     *上级类型id
+     */
+    private Long parentId;
+
 }

ruoyi-modules/Property/src/main/java/org/dromara/property/domain/vo/ServiceWorkOrdersTypeVo.java

@@ -8,7 +8,8 @@ import org.dromara.property.domain.ServiceWorkOrdersType;
 
 import java.io.Serial;
 import java.io.Serializable;
-
+import java.util.ArrayList;
+import java.util.List;
 
 
 /**
@@ -75,4 +76,14 @@ public class ServiceWorkOrdersTypeVo implements Serializable {
     @ExcelProperty(value = "搜索值")
     private String searchValue;
 
+    /**
+     * 上级类型id
+     */
+    private Long parentId;
+
+    /**
+     * 子级类型
+     */
+    private List<ServiceWorkOrdersTypeVo> children = new ArrayList<>();
+
 }

ruoyi-modules/Property/src/main/java/org/dromara/property/service/IServiceWorkOrdersTypeService.java

@@ -65,4 +65,10 @@ public interface IServiceWorkOrdersTypeService {
      * @return 是否删除成功
      */
     Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid);
+
+    /**
+     * 查询【工单类型】树结构
+     * @return 工单类型树结构
+     */
+    List<ServiceWorkOrdersTypeVo> typeTree();
 }

ruoyi-modules/Property/src/main/java/org/dromara/property/service/impl/ServiceWorkOrdersTypeServiceImpl.java

@@ -18,6 +18,7 @@ import org.dromara.property.service.IServiceWorkOrdersTypeService;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
 import java.util.Collection;
@@ -138,4 +139,35 @@ public class ServiceWorkOrdersTypeServiceImpl implements IServiceWorkOrdersTypeS
         }
         return baseMapper.deleteByIds(ids) > 0;
     }
+
+    /**
+     * 查询【工单类型】树结构
+     * @return 工单类型树结构
+     */
+    @Override
+    public List<ServiceWorkOrdersTypeVo> typeTree() {
+        List<ServiceWorkOrdersTypeVo> list = baseMapper.selectVoList();
+        return buildTree(list,null);
+    }
+
+
+    /**
+     * 递归构建树结构
+     * @param types 所有类型列表
+     * @param parentId 父节点id
+     * @return 树结构列表
+     */
+    public static List<ServiceWorkOrdersTypeVo> buildTree(List<ServiceWorkOrdersTypeVo> types, Long parentId) {
+        List<ServiceWorkOrdersTypeVo> tree = new ArrayList<>();
+        for (ServiceWorkOrdersTypeVo type : types) {
+            Long currentParentId = type.getParentId();
+            if ((parentId == null && currentParentId == null) ||
+                (parentId != null && parentId.equals(currentParentId))) {
+                List<ServiceWorkOrdersTypeVo> children = buildTree(types, type.getId());
+                type.getChildren().addAll(children);
+                tree.add(type);
+            }
+        }
+        return tree;
+    }
 }