Restore previously archived groups (#22597)

* add ability to restore groups from the user group modal

* factory selector for groups to reduce number of renders across the app

* react window and infinite scroll for user groups

* adding archive groups to dropdown

* restore user group from the view modal

* component cleanup

* lint

* adding websocket for archiveGroup

* updating tests

* adding some tests and fixing types

* lint

* fixing broken test

* fixing snapshot

* fixing infinitescroll

* lint

* increasing max-height and updating snapshots

* fixing PR comments

* fixing case for button

* snapshot and translation

* fixing PR comments

* tiding up repition and creating new hook

* fixing tests

* add additional parammeter for call to getGroups()

* make sure popup is visible for all rows

* update text for admin console

* update css for lint

* fix edge cases found in review

* revert package-lock.json

* revert adding query to GetGroupsParam

* fixing lint

* change include_archived to false in team_controller

---------

Co-authored-by: Benjamin Cooke <benjamincooke@Benjamins-MacBook-Pro.local>
Co-authored-by: Scott Bishel <scott.bishel@mattermost.com>
Co-authored-by: Mattermost Build <build@mattermost.com>

server/channels/app/group.go

@@ -213,6 +213,22 @@ func (a *App) DeleteGroup(groupID string) (*model.Group, *model.AppError) {
 		}
 	}
 
+	count, err := a.Srv().Store().Group().GetMemberCount(groupID)
+	if err != nil {
+		return nil, model.NewAppError("DeleteGroup", "app.group.id.app_error", nil, "", http.StatusBadRequest).Wrap(err)
+	}
+
+	deletedGroup.MemberCount = model.NewInt(int(count))
+
+	messageWs := model.NewWebSocketEvent(model.WebsocketEventReceivedGroup, "", "", "", nil, "")
+
+	groupJSON, err := json.Marshal(deletedGroup)
+	if err != nil {
+		return nil, model.NewAppError("DeleteGroup", "api.marshal_error", nil, "", http.StatusInternalServerError).Wrap(err)
+	}
+	messageWs.Add("group", string(groupJSON))
+	a.Publish(messageWs)
+
 	return deletedGroup, nil
 }
 
@@ -228,6 +244,22 @@ func (a *App) RestoreGroup(groupID string) (*model.Group, *model.AppError) {
 		}
 	}
 
+	count, err := a.Srv().Store().Group().GetMemberCount(groupID)
+	if err != nil {
+		return nil, model.NewAppError("RestoreGroup", "app.group.id.app_error", nil, "", http.StatusBadRequest).Wrap(err)
+	}
+
+	restoredGroup.MemberCount = model.NewInt(int(count))
+
+	messageWs := model.NewWebSocketEvent(model.WebsocketEventReceivedGroup, "", "", "", nil, "")
+
+	groupJSON, err := json.Marshal(restoredGroup)
+	if err != nil {
+		return nil, model.NewAppError("RestoreGroup", "api.marshal_error", nil, "", http.StatusInternalServerError).Wrap(err)
+	}
+	messageWs.Add("group", string(groupJSON))
+	a.Publish(messageWs)
+
 	return restoredGroup, nil
 }