Hotfix: Missing relation bug

src/models/entities/User.ts

@@ -138,8 +138,10 @@ export class User extends Principal {
 
     if (!this.groups) { return returnPermissions; }
     for (let group of this.groups) {
-      for (let permission of group.permissions) {
-        returnPermissions.push(permission);
+      if (group.permissions) {
+        for (let permission of group.permissions) {
+          returnPermissions.push(permission);
+        }
       }
     }
     return returnPermissions;
@@ -159,8 +161,10 @@ export class User extends Principal {
 
     if (!this.groups) { return returnPermissions; }
     for (let group of this.groups) {
-      for (let permission of group.permissions) {
-        returnPermissions.push(permission.toString());
+      if (group.permissions) {
+        for (let permission of group.permissions) {
+          returnPermissions.push(permission.toString());
+        }
       }
     }
     return Array.from(new Set(returnPermissions));

src/models/entities/UserGroup.ts

@@ -4,6 +4,7 @@ import {
   IsString
 } from "class-validator";
 import { ChildEntity, Column } from "typeorm";
+import { ResponsePrincipal } from '../responses/ResponsePrincipal';
 import { ResponseUserGroup } from '../responses/ResponseUserGroup';
 import { Principal } from './Principal';
 
@@ -33,7 +34,7 @@ export class UserGroup extends Principal {
   /**
    * Turns this entity into it's response class.
    */
-  public toResponse(): ResponseUserGroup {
+  public toResponse(): ResponsePrincipal {
     return new ResponseUserGroup(this);
   }
 }