private async Task ResolveCandidate(View owner, GroupCandidateDto candidate, bool value)
        {
            var service = new GroupService();

            var requestResult = await service.ResolveApplication(GroupPage.GroupId, candidate.UserId, value);

            if (requestResult.IsSuccessful)
            {
                Candidates.Children.Remove(owner);
            }
        }
 private void AddCandidate(GroupCandidateDto data) => Candidates.Children.Add(ComponentsBuilder.BuildAcceptableFrame(data.UserLogin, data, OnCandidateAccept, OnCandidateReject));