fix(SysDeptServiceImpl): 修复超级管理员部门为null查询部门列表报错问题

youlai-admin/admin-boot/src/main/java/com/youlai/admin/constant/SystemConstants.java

@@ -9,7 +9,7 @@ package com.youlai.admin.constant;
 public interface SystemConstants {
 
     /**
-     *  根部门ID
+     * 根部门ID
      */
     Long ROOT_DEPT_ID = 0l;
 
@@ -23,6 +23,8 @@ public interface SystemConstants {
      */
     String DEFAULT_USER_PASSWORD = "123456";
 
-
-
+    /**
+     * 超级管理员角色编码
+     */
+    String ROOT_ROLE_CODE = "ROOT";
 }

youlai-admin/admin-boot/src/main/java/com/youlai/admin/service/impl/SysDeptServiceImpl.java

@@ -120,8 +120,24 @@ public class SysDeptServiceImpl extends ServiceImpl<SysDeptMapper, SysDept> impl
                 .eq(SysDept::getStatus, GlobalConstants.STATUS_YES)
                 .orderByAsc(SysDept::getSort)
         );
-        SysDept sysDept = this.getById(JwtUtils.getJwtPayload().getLong("deptId"));
-        List<IdLabelVO> deptSelectList = recursionTreeSelectList(sysDept.getParentId(), deptList);
+
+        boolean isRoot = JwtUtils.isRoot();
+        Long parentId;
+        if (isRoot) { // 超级管理员
+            parentId = SystemConstants.ROOT_DEPT_ID;
+        } else {
+            Long deptId = JwtUtils.getDeptId();
+            if (deptId == null) {
+                return Collections.emptyList();
+            }
+            SysDept dept = this.getById(deptId);
+            if (dept == null) {
+                return Collections.emptyList();
+            }
+            parentId = dept.getParentId();
+
+        }
+        List<IdLabelVO> deptSelectList = recursionTreeSelectList(parentId, deptList);
         return deptSelectList;
     }
 
@@ -161,7 +177,7 @@ public class SysDeptServiceImpl extends ServiceImpl<SysDeptMapper, SysDept> impl
         // 生成部门树路径
         String treePath = generateDeptTreePath(dept);
         dept.setTreePath(treePath);
-        
+
         boolean result = this.saveOrUpdate(dept);
         Assert.isTrue(result, "保存部门出错");
         return dept.getId();

youlai-common/common-web/src/main/java/com/youlai/common/web/util/JwtUtils.java

 package com.youlai.common.web.util;
 
+import cn.hutool.core.collection.CollectionUtil;
 import cn.hutool.json.JSONObject;
 import cn.hutool.json.JSONUtil;
 import com.youlai.common.constant.SecurityConstants;
@@ -11,6 +12,8 @@ import org.springframework.web.context.request.ServletRequestAttributes;
 
 import java.net.URLDecoder;
 import java.nio.charset.StandardCharsets;
+import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 
 /**
@@ -27,7 +30,7 @@ public class JwtUtils {
         if (null == payload) {
             throw new BizException("请传入认证头");
         }
-        JSONObject jsonObject = JSONUtil.parseObj(URLDecoder.decode(payload,StandardCharsets.UTF_8.name()));
+        JSONObject jsonObject = JSONUtil.parseObj(URLDecoder.decode(payload, StandardCharsets.UTF_8.name()));
         return jsonObject;
     }
 
@@ -41,6 +44,16 @@ public class JwtUtils {
         return id;
     }
 
+    /**
+     * 解析JWT获取用户ID
+     *
+     * @return
+     */
+    public static Long getDeptId() {
+        Long id = getJwtPayload().getLong("deptId");
+        return id;
+    }
+
     /**
      * 解析JWT获取获取用户名
      *
@@ -52,18 +65,29 @@ public class JwtUtils {
     }
 
 
-
     /**
      * JWT获取用户角色列表
      *
      * @return 角色列表
      */
     public static List<String> getRoles() {
-        List<String> roles = null;
+        List<String> roles;
         JSONObject payload = getJwtPayload();
         if (payload.containsKey(SecurityConstants.JWT_AUTHORITIES_KEY)) {
             roles = payload.getJSONArray(SecurityConstants.JWT_AUTHORITIES_KEY).toList(String.class);
+        } else {
+            roles = Collections.emptyList();
         }
         return roles;
     }
+
+    /**
+     * 是否「超级管理员」
+     *
+     * @return
+     */
+    public static boolean isRoot() {
+        List<String> roles = getRoles();
+        return CollectionUtil.isNotEmpty(roles) && roles.contains("ROOT");
+    }
 }