UPD: optiomized api service and show subgroups

frontend/src/api-services/groups.service.js

@@ -7,7 +7,6 @@ export default {
       { name: 'cntl.mgr2group.list', join: { 0: 'api_fkey_cntl_mgr2group_grp'} },
       { name: 'nd.bcd2group.list', join: { 0: 'api_fkey_nd_bcd2group_grp'} },
       { name: 'dns.fqdn2group.list', join: { 0: 'api_fkey_dns_fqdn2group_grp'} },
-      { name: 'dns.fqdn.list', join: { 3: 'api_fkey_dns_fqdn2group_fqdn' } },
       { name: 'cntl.mgr.list', join: { 1: 'api_fkey_cntl_mgr2group_mgr'} },
       { name: 'nd.bcd.list', join: { 2: 'api_fkey_nd_bcd2group_bcd'} }
     ]

frontend/src/views/cntl/Groups.vue

@@ -49,6 +49,14 @@
               </template>
             </b-table>
           </b-collapse>
+          <b-button block squared variant="outline-secondary" v-b-toggle="group.name + '-collapse-subgroups'">
+            Untergruppen<br/>
+            <font-awesome-icon class="collapse-icon" :icon="['fas','chevron-down']"/>
+          </b-button>
+          <b-collapse :id="group.name + '-collapse-subgroups'">
+            <b-table :items="groups_by_parent[group.name]">
+            </b-table>
+          </b-collapse>
         </b-card>
       </template>
     </Loading>
@@ -71,6 +79,7 @@ export default {
       fqdn2grp: null,
       groups: null,
       ous: null,
+      groups_by_parent: null,
       mgr_list_fields: [
         {
           key: 'mgr_login_name',
@@ -108,7 +117,9 @@ export default {
       this.bcds2grp = apiutil.dict_of_lists_by_value_of_array(res[2], 'group_name')
       this.mgrs2grp = apiutil.dict_of_lists_by_value_of_array(res[1], 'group_name')
       this.fqdn2grp = apiutil.dict_of_lists_by_value_of_array(res[3], 'group_name')
-      this.mgrs = apiutil.dict_by_value_of_array(res[5], 'login_name')
+      this.mgrs = apiutil.dict_by_value_of_array(res[4], 'login_name')
+      const subgroups = res[0].filter(group => group.is_sub_group)
+      this.groups_by_parent = apiutil.dict_of_lists_by_value_of_array(subgroups, 'parent_name')
     }
   },
   async mounted() {