public async Task <IActionResult> DeleteGroup(int departmentGroupId) { DeleteGroupView model = new DeleteGroupView(); model.Group = await _departmentGroupsService.GetGroupByIdAsync(departmentGroupId); if (model.Group == null || model.Group.DepartmentId != DepartmentId || !await _authorizationService.CanUserEditDepartmentGroupAsync(UserId, departmentGroupId)) { Unauthorized(); } var users = _departmentGroupsService.GetAllUsersForGroup(departmentGroupId); var childGroups = await _departmentGroupsService.GetAllChildDepartmentGroupsAsync(departmentGroupId); var units = await _unitsService.GetAllUnitsForGroupAsync(departmentGroupId); var shifts = await _shiftsService.GetShiftGroupsByGroupIdAsync(departmentGroupId); if (users != null) { model.UserCount = users.Count; } else { model.UserCount = 0; } if (childGroups != null) { model.ChildGroupCount = childGroups.Count; } else { model.ChildGroupCount = 0; } if (units != null) { model.UnitsCount = units.Count; } else { model.UnitsCount = 0; } if (shifts != null) { model.ShiftsCount = shifts.Count; } else { model.ShiftsCount = 0; } return(View(model)); }