更新：单点登录后，为sysuser获取角色。

ruoyi-admin/src/main/java/com/ruoyi/web/controller/system/SysLoginController.java

@@ -163,14 +163,11 @@ public class SysLoginController
         SysUser user = SecurityUtils.getLoginUser().getUser();
         // 角色集合
         Set<String> roles = permissionService.getRolePermission(user);
-//        List<SysRole> sysRole = permissionService.getSysRolePermission(user);
-//        user.setRoles(sysRole);
         // 权限集合
         Set<String> permissions = permissionService.getMenuPermission(user);
         AjaxResult ajax = AjaxResult.success();
         ajax.put("user", user);
         ajax.put("roles", roles);
-//        ajax.put("sysRole", sysRole);
         ajax.put("permissions", permissions);
         return ajax;
     }

ruoyi-framework/src/main/java/com/ruoyi/framework/web/service/SsoService.java

@@ -6,6 +6,7 @@ import com.ruoyi.cms.service.impl.AppUserServiceImpl;
 import com.ruoyi.cms.util.StringUtil;
 import com.ruoyi.common.constant.Constants;
 import com.ruoyi.common.core.domain.entity.AppUser;
+import com.ruoyi.common.core.domain.entity.SysRole;
 import com.ruoyi.common.core.domain.entity.SysUser;
 import com.ruoyi.common.core.domain.model.LoginSiteUser;
 import com.ruoyi.common.core.domain.model.LoginUser;
@@ -18,6 +19,7 @@ import com.ruoyi.framework.manager.AsyncManager;
 import com.ruoyi.framework.manager.factory.AsyncFactory;
 import com.ruoyi.system.domain.SysUserRole;
 import com.ruoyi.system.mapper.SysUserRoleMapper;
+import com.ruoyi.system.service.impl.SysRoleServiceImpl;
 import com.ruoyi.system.service.impl.SysUserServiceImpl;
 import org.apache.commons.collections4.CollectionUtils;
 import org.apache.commons.lang3.ObjectUtils;
@@ -63,6 +65,9 @@ public class SsoService {
     @Autowired
     private SysUserRoleMapper sysUserRoleMapper;
 
+    @Autowired
+    private SysRoleServiceImpl sysRoleService;
+
     //一体机，pc个人，企业
     @Value("${lc_web_auth.appId}")
     String webAppId;
@@ -249,6 +254,11 @@ public class SsoService {
         if (sysUser == null) {
             sysUser = saveSysUser(userJson, appUser.getUserId());
         }
+        //设置角色
+        List<SysRole> roles = sysRoleService.selectRolesByUserId(sysUser.getUserId());
+        if (sysUser != null) {
+            sysUser.setRoles(roles);
+        }
         //用户存在，生成本系统用户的token
         String token = loginSysUser(sysUser, userJson.getString("userName"));
         JSONObject backJson = new JSONObject();
@@ -330,10 +340,15 @@ public class SsoService {
         } else {
             sysUser = sysUserService.selectUserById(userJson.getLong("userId"));
         }
+
         if (sysUser == null) {
             sysUser = saveSysUser(userJson, appUserId);
         }
-
+        //设置角色
+        List<SysRole> roles = sysRoleService.selectRolesByUserId(sysUser.getUserId());
+        if (sysUser != null) {
+            sysUser.setRoles(roles);
+        }
         //用户存在，生成本系统用户的token
         String token = loginSysUser(sysUser, userJson.getString("userName"));
         JSONObject backJson = new JSONObject();
@@ -493,7 +508,7 @@ public class SsoService {
         JSONArray roles = userJson.getJSONArray("roles");
         if (CollectionUtils.isNotEmpty(roles) && roles.size() != 0) {
             List<SysUserRole> list = new ArrayList<>();
-            for (int i=0; i<roles.size(); i++) {
+            for (int i = 0; i < roles.size(); i++) {
                 JSONObject json = roles.getJSONObject(i);
                 SysUserRole sysUserRole = new SysUserRole();
                 sysUserRole.setRoleId(json.getLong("roleId"));