角色查询部分实现

src/main/java/com/example/demo/controller/RoleController.java

@@ -48,10 +48,28 @@ public class RoleController {
     }
     //获取上级角色的下属角色列表
     @PostMapping("/selectSub")
-    public  List<RoleVo> selectSub(Integer fatherId) {
+    public List<RoleVo> selectSub(Integer fatherId) {
 
         return roleService.selectSubRole(fatherId);
     }
 
+    //角色明细筛选
+    @PostMapping("/selectBy")
+    public Result selectBy(@RequestBody Page page) {
+        try {
+            //页码校验
+            if (ObjectUtils.isEmpty(page.getPageNum())) {
+                return Result.error("页码数为空！");
+            }
+            //页面大小校验
+            if (ObjectUtils.isEmpty(page.getPageSize())) {
+                return Result.error("页大小为空！");
+            } else {
+                return Result.success(roleService.selectBy(page.getPageNum(), page.getPageSize(), page.getRoleVo()));
+            }
+        } catch (Exception e) {
+            return Result.error("请检查筛选数据的格式");
+        }
 
+    }
 }

src/main/java/com/example/demo/domain/vo/Page.java

@@ -27,4 +27,5 @@ public class Page {
     private RechargeAudit rechargeAudit;
     private RefundAudit refundAudit;
     private RechargeUser rechargeUser;
+    private RoleVo roleVo;
 }

src/main/java/com/example/demo/domain/vo/RoleVo.java

@@ -28,6 +28,7 @@ public class RoleVo implements Serializable {
     private String roleKey; // 角色标识符
     private Integer priority;//优先级
     private Integer fatherId;//上级角色id
+    private Integer fatherName;//上级角色名称
     @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss", timezone = "Asia/Shanghai")
     private Date createTime; // 创建时间
 

src/main/java/com/example/demo/mapper/RoleMapper.java

@@ -33,4 +33,7 @@ public interface RoleMapper {
     void addRole(RoleVo roleVo);
     //根据父级id查下属角色
     List<RoleVo> selectByFatherId(Integer fatherId);
+
+    //分页查找角色
+    List<RoleVo> selectBy(RoleVo roleVo);
 }

src/main/java/com/example/demo/service/RoleService.java

@@ -1,8 +1,10 @@
 package com.example.demo.service;
 
 
+import com.example.demo.domain.vo.ConsumeUser;
 import com.example.demo.domain.vo.Result;
 import com.example.demo.domain.vo.RoleVo;
+import com.github.pagehelper.PageInfo;
 
 import java.util.List;
 
@@ -24,4 +26,8 @@ public interface RoleService {
     List<RoleVo> selectAllRole();
     //根据父级id查找下属角色
     List<RoleVo> selectSubRole(Integer fatherId);
+
+    //分页查找角色
+    PageInfo<RoleVo> selectBy(Integer pageNum, Integer pageSize, RoleVo roleVo);
+
 }

src/main/java/com/example/demo/serviceImpl/RoleServiceImpl.java

@@ -1,12 +1,15 @@
 package com.example.demo.serviceImpl;
 
 import com.example.demo.domain.entity.Role;
+import com.example.demo.domain.vo.ConsumeUser;
 import com.example.demo.domain.vo.Result;
 import com.example.demo.domain.vo.RoleVo;
 import com.example.demo.mapper.RefundMapper;
 import com.example.demo.mapper.RoleMapper;
 import com.example.demo.service.MenuService;
 import com.example.demo.service.RoleService;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
@@ -74,6 +77,14 @@ public class RoleServiceImpl implements RoleService {
     public List<RoleVo> selectSubRole(Integer fatherId) {
         return roleMapper.selectByFatherId(fatherId);
     }
+
+    //分页查找角色
+    @Override
+    public PageInfo<RoleVo> selectBy(Integer pageNum, Integer pageSize, RoleVo roleVo) {
+        PageHelper.startPage(pageNum, pageSize);
+        List<RoleVo> roleVos = roleMapper.selectBy(roleVo);
+        return new PageInfo<>(roleVos);
+    }
 }
 
 

src/main/resources/mapper/RoleMapper.xml

@@ -35,4 +35,25 @@
         VALUES
             (#{roleName}, #{priority}, #{fatherId})
     </insert>
+
+
+      <!-- 查询筛选后角色记录 -->
+    <select id="selectBy" resultType="com.example.demo.domain.vo.RoleVo">
+        SELECT r.id AS id,
+        r.role_name AS roleName,
+        r.priority AS priority,
+        r.father_id AS fatherId,
+        -- 通过自连接查询父角色名称
+        father.role_name AS fatherName
+        FROM role r
+        -- 自连接，通过 father_id 关联父角色
+        LEFT JOIN role father ON r.father_id = father.id
+        <where>
+            <if test="roleVo.roleName != null and roleVo.roleName != ''">
+                r.role_name LIKE CONCAT('%', #{roleVo.roleName}, '%')
+            </if>
+        </where>
+        ORDER BY r.priority DESC
+    </select>
+
 </mapper>