public RequestDialogViewModel() { AlertExists = false; _requestService = new RequestServiceImpl.RequestService(AppSettings.DbConnection); var contactInfo = new ContactDto { Id = 1, IsMain = true, PhoneNumber = AppSettings.LastIncomingCall }; _callUniqueId = _requestService.GetActiveCallUniqueId(); StreetList = new ObservableCollection <StreetDto>(); HouseList = new ObservableCollection <HouseDto>(); FlatList = new ObservableCollection <FlatDto>(); AddressTypeList = new ObservableCollection <AddressTypeDto>(_requestService.GetAddressTypes()); //if (AddressTypeList.Count > 0) //{ // SelectedAddressType = AddressTypeList.FirstOrDefault(); //} CityList = new ObservableCollection <CityDto>(_requestService.GetCities()); if (CityList.Count > 0) { SelectedCity = CityList.FirstOrDefault(); } RequestList = new ObservableCollection <RequestItemViewModel> { new RequestItemViewModel() }; //AppSettings.LastIncomingCall = "932"; CanEditAddress = AppSettings.CurrentUser.Roles.Select(r => r.Name).Contains("admin"); if (!string.IsNullOrEmpty(AppSettings.LastIncomingCall)) { var clientInfoDto = _requestService.GetLastAddressByClientPhone(AppSettings.LastIncomingCall); if (clientInfoDto != null) { SelectedStreet = StreetList.FirstOrDefault(s => s.Id == clientInfoDto.StreetId); SelectedHouse = HouseList.FirstOrDefault(h => h.Building == clientInfoDto.Building && h.Corpus == clientInfoDto.Corpus); SelectedFlat = FlatList.FirstOrDefault(f => f.Flat == clientInfoDto.Flat); contactInfo = new ContactDto { Id = 1, IsMain = true, PhoneNumber = AppSettings.LastIncomingCall, Name = clientInfoDto.Name }; } } ContactList = new ObservableCollection <ContactDto>(new[] { contactInfo }); }