private void AppendMessage(string message)
{
_source.Messages.Add(message);
MessagesTableView.ReloadData();
// Scroll to the bottom
var indexPath = NSIndexPath.FromRowSection(MessagesTableView.NumberOfRowsInSection(0) - 1, 0);
MessagesTableView.ScrollToRow(indexPath, UITableViewScrollPosition.Bottom, animated: true);
}
private void Messages_CollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
dataSource = new MessagesListDataSource(viewModel.Messages);
MessagesTableView.Source = dataSource;
MessagesTableView.ReloadData();
if (viewModel.Messages.Count > 0)
{
View.BringSubviewToFront(MessagesTableView);
}
}
private void UpdateInfo()
{
new Thread(new ThreadStart(async() =>
{
await RemoteService.GetInfo();
UpdateLocalMessages();
InvokeOnMainThread(() =>
{
MessagesTableView.Source = new MessagesTableSource(messages, textField, this);
MessagesTableView.ReloadData();
if (messages.Count > minimumAmountOfMessagesToScroll)
{
MessagesTableView.ScrollToRow(NSIndexPath.FromItemSection((nint)messages.Count - 1, 0), UITableViewScrollPosition.Bottom, true);
}
});
})).Start();
}
private void GetAndSendTheImage(UIImagePickerMediaPickedEventArgs e)
{
UIImage originalImage = e.Info[UIImagePickerController.OriginalImage] as UIImage;
if (originalImage != null)
{
new Thread(new ThreadStart(async() =>
{
StringBuilder fileName = new StringBuilder();
for (int i = 0; i <= 32; i++)
{
if (i == 8 || i == 16)
{
fileName.Append('-');
i++;
}
if (gnr.NextDouble() < 0.3)
{
fileName.Append(Math.Floor(gnr.NextDouble() * 10));
}
else
{
fileName.Append((char)Convert.ToInt32(Math.Floor(gnr.NextDouble() * 26) + 'a'));
}
}
Message message = new Message()
{
Text = fileName.ToString(),
Sender = Profile.Instance.Status,
SendTime = string.Format($"{DateTime.Now.Day:d2}.{DateTime.Now.Month:d2}.{DateTime.Now.Year} {DateTime.Now.Hour:d2}:{DateTime.Now.Minute:d2}:{DateTime.Now.Second:d2}"),
UserId = messages[0].UserId,
TicketId = messages[0].TicketId,
Type = "Picture"
};
try
{
originalImage.AsJPEG().Save(Constants.Images + fileName.ToString() + ".jpg", false);
if (!File.Exists(Constants.Images + fileName.ToString() + ".jpg"))
{
throw new Exception();
}
UIImage image = await ImageService.Instance.LoadFile(Constants.Images + fileName.ToString() + ".jpg")
.DownSample(width: 385)
.AsUIImageAsync();
image.AsJPEG().Save(Constants.Images + fileName.ToString() + ".jpg", false);
Ticket ticket = RemoteService.Tickets.Find(x => x.Id == message.TicketId);
ticket.LastMessageText = "Picture";
ticket.LastMessageTime = message.SendTime;
await RemoteService.UpdateTicketInfo(ticket);
DateTime previousMessageTime = DateTime.ParseExact(messages[messages.Count - 1].SendTime, "dd.MM.yyyy HH:mm:ss", CultureInfo.InvariantCulture);
Message dateMessage = null;
if (previousMessageTime.Date != DateTime.Today)
{
dateMessage = new Message()
{
Text = $"{DateTime.Now.Day:d2}.{DateTime.Now.Month:d2}.{DateTime.Now.Year}",
Sender = "System",
SendTime = string.Format($"{DateTime.Now.Day:d2}.{DateTime.Now.Month:d2}.{DateTime.Now.Year} {DateTime.Now.Hour:d2}:{DateTime.Now.Minute:d2}:{DateTime.Now.Second:d2}"),
UserId = messages[0].UserId,
TicketId = messages[0].TicketId,
Type = "Text"
};
await RemoteService.SendMessage(dateMessage);
}
} catch (Exception)
{
return;
}
await RemoteService.SendPictureAsAttachment(message, Profile.Instance, Constants.Images + fileName.ToString() + ".jpg");
if (File.Exists(Constants.Images + fileName.ToString() + ".jpg"))
{
File.Delete(Constants.Images + fileName.ToString() + ".jpg");
}
await RemoteService.UpdateMessages();
UpdateLocalMessages();
InvokeOnMainThread(() =>
{
MessagesTableView.Source = new MessagesTableSource(messages, textField, this);
MessagesTableView.ReloadData();
if (messages.Count > minimumAmountOfMessagesToScroll)
{
MessagesTableView.ScrollToRow(NSIndexPath.FromItemSection((nint)messages.Count - 1, 0), UITableViewScrollPosition.Bottom, true);
}
});
})).Start();
}
}