public InstantGalleryViewModel(TLMessage message, TLWebPage webPage)
: base(null, null, null)
{
_shouldGroup = true;
Items = new MvxObservableCollection <GalleryItem>(GetWebPagePhotos(message, webPage));
FirstItem = Items.FirstOrDefault();
SelectedItem = Items.FirstOrDefault();
TotalItems = Items.Count;
}
private async void SearchExecute(string query)
{
Query = query;
var response = await ProtoService.SearchAsync(_dialog.Peer, _query, _from?.ToInputUser(), null, 0, 0, 0, 0, 100);
if (response.IsSucceeded && response.Result is ITLMessages result)
{
if (response.Result is TLMessagesMessagesSlice slice)
{
TotalItems = slice.Count;
}
else if (response.Result is TLMessagesChannelMessages channelMessages)
{
TotalItems = channelMessages.Count;
}
else
{
TotalItems = result.Messages.Count;
}
Items = new MvxObservableCollection <TLMessageBase>(result.Messages);
SelectedItem = Items.FirstOrDefault();
if (_selectedItem != null)
{
await Dialog.LoadMessageSliceAsync(null, _selectedItem.Id);
}
}
else
{
// TODO
}
}
public async Task AddTask()
{
await Task.Delay(10);
var result = await _navSvc.Navigate <ArtistAddViewModel, Artist>();
if (null != result)
{
var foundArtist = _items.FirstOrDefault(x => x.Name == result.Name);
if (null == foundArtist)
{
Items.Insert(0, result);
//await RaisePropertyChanged(() => Items);
// add this to the observarble list
//_items.Insert(0, result);
}
}
}
public async Task <bool> ValidateAndSaveDeliveryAddressFields(string deliveryId, MvxObservableCollection <IOrderFieldItemVM> fields)
{
var result = false;
try
{
var validation = await DeliveryService.ConfirmDeliveryAddress(deliveryId, fields.ToDictionary(x => x.Id, x => x.Value));
if (validation == null || (validation.NotValidFields.IsNullOrEmpty() && validation.Error.IsNullOrEmtpy()))
{
result = true;
}
else
{
foreach (var notValidField in validation.NotValidFields)
{
var field = fields.FirstOrDefault(x => x.Id.Equals(notValidField.Id));
field.IsValid = false;
}
if (!validation.Error.IsNullOrEmpty())
{
UserDialogs.Error(validation.Error);
}
}
}
catch (ConnectionException ex)
{
OnConnectionException(ex);
}
catch (Exception ex)
{
OnException(ex);
}
return(result);
}
