public void AcceptInvitation(int id, string userid)
        {
            var supportInvitation = _supportInvitationRepository.Get(g => (g.GoalId == id && g.ToUserId == userid));

            if (supportInvitation != null)
            {
                _supportInvitationRepository.Delete(supportInvitation);
                SaveSupportInvitation();
            }
        }
        public void AcceptInvitation(int id, string userid)
        {
            var SupportInvitation = SupportInvitationRepository.Get(g => (g.GoalId == id && g.ToUserId == userid));

            if (SupportInvitation != null)
            {
                SupportInvitationRepository.Delete(SupportInvitation);
                //SupportInvitation.Accepted = true;
                //SupportInvitationRepository.Update(SupportInvitation);
                SaveSupportInvitation();
            }
        }