private async Task SendFile()
{
if (this.client.isConnected)
{
fileDialog = new OpenFileDialog();
fileDialog.ShowDialog();
fileDialog.DefaultExt = ".png";
fileDialog.Filter = "JPEG Files (*.jpeg)|*.jpeg|PNG Files (*.png)|*.png|JPG Files (*.jpg)|*.jpg|GIF Files (*.gif)|*.gif";
string filePath = fileDialog.FileName;
ImagePacket imagePacket = new ImagePacket();
imagePacket.Imagebmp = new System.Drawing.Bitmap(filePath);
imagePacket.isPersonal = true;
imagePacket.sender = this.client.Username;
imagePacket.targetUsername = targetUsername;
this.client.TrySendObject(imagePacket);
BitmapToImageConverter bmpConverter = new BitmapToImageConverter();
var image = bmpConverter.Convert(imagePacket.Imagebmp);
messages.Add(new ViewItemModel()
{
bmpImage = (BitmapImage)image, message = client.Username + "sent and Image!"
});
}
else
{
messages.Add(new ViewItemModel()
{
message = "Not connected"
});
}
}
public void AddImage(ImagePacket imgPacket)
{
BitmapToImageConverter converter = new BitmapToImageConverter();
var receivedImage = converter.Convert(imgPacket.Imagebmp);
viewModel.AddMessage(new ViewItemModel()
{
bmpImage = (BitmapImage)receivedImage, message = imgPacket.sender + " sent an Image!"
});
//add autoscrolling when first collection message is added
if (viewModel.messages.Count == 1)
{
AddAutoScrolling();
}
}
public void CreatePersonalWindow(string target, object Packet)
{
App.Current.Dispatcher.Invoke((Action) delegate
{
PersonalChatWindow personalWindow = new PersonalChatWindow(this.client, target);
PersonalWindows.Add(target, personalWindow);
if (Packet is ImagePacket imgPacket)
{
BitmapToImageConverter converter = new BitmapToImageConverter();
var receivedImage = converter.Convert(imgPacket.Imagebmp);
personalWindow.AddImage((BitmapImage)receivedImage);
Application.Current.Properties["personalWindows"] = PersonalWindows;
personalWindow.Show();
}
else if (Packet is MessagePacket Message)
{
personalWindow.AddMessage(Message.message);
Application.Current.Properties["personalWindows"] = PersonalWindows;
personalWindow.Show();
}
});
private async Task SendFile()
{
if (this.client.isConnected)
{
try
{
ImagePacket imagePacket = new ImagePacket();
imagePacket.Imagebmp = new System.Drawing.Bitmap(filePath);
imagePacket.isPersonal = true;
imagePacket.sender = this.client.Username;
imagePacket.targetUsername = targetUsername;
try
{
await this.client.TrySendObject(imagePacket);
}
catch
{
if (this.client.requestDisconnection)
{
AddMessage(new ViewItemModel()
{
message = "You have been disconnected."
});
}
else
{
AddMessage(new ViewItemModel()
{
message = "You have been forcefully disconnected. Try to reconnect from the main window."
});
}
}
finally
{
filePath = string.Empty;
}
BitmapToImageConverter bmpConverter = new BitmapToImageConverter();
var image = bmpConverter.Convert(imagePacket.Imagebmp);
AddMessage(new ViewItemModel()
{
bmpImage = (BitmapImage)image, message = client.Username + "sent and Image!"
});
}
catch (ArgumentException)
{
AddMessage(new ViewItemModel()
{
message = "File is not in a valid format, please send only jpeg, png , gif or jpg files!"
});
filePath = string.Empty;
}
}
else
{
AddMessage(new ViewItemModel()
{
message = "Not connected"
});
}
filePath = string.Empty;
}
private void UpdateUI(object message)
{
if (message != null)
{
if (message is string disconnectionReason)
{
App.Current.Dispatcher.Invoke((Action) delegate
{
messages.Add(new ViewItemModel {
message = disconnectionReason
});
});
}
else if (message is List <string> users)
{
App.Current.Dispatcher.Invoke((Action) delegate
{
CurrentUsers.Clear();
foreach (string user in users)
{
if (user != Username)
{
Button userButton = new Button();
userButton.Content = user;
userButton.CommandParameter = user;
userButton.Command = OpenPersonalWindow;
if (PersonalWindows.ContainsKey(user))
{
userButton.IsEnabled = false;
}
CurrentUsers.Add(userButton);
}
}
});
}
else if (message is MessagePacket Message)
{
if (Message.targetUsername == Username && Message.isPersonal == true)
{
if (PersonalWindows.ContainsKey(Message.sender))
{
App.Current.Dispatcher.Invoke((Action) delegate
{
PersonalWindows[Message.sender].AddMessage(Message.message);
});
}
else
{
App.Current.Dispatcher.Invoke((Action) delegate
{
CreatePersonalWindow(Message.sender, Message);
});
}
}
else
{
App.Current.Dispatcher.Invoke((Action) delegate
{
messages.Add(new ViewItemModel()
{
message = Message.sender + ": " + Message.message
});
});
}
}
else if (message is ImagePacket imgPacket)
{
if (imgPacket.isPersonal == true && imgPacket.targetUsername == Username)
{
if (PersonalWindows.ContainsKey(imgPacket.sender))
{
App.Current.Dispatcher.Invoke((Action) delegate
{
BitmapToImageConverter converter = new BitmapToImageConverter();
var receivedImage = converter.Convert(imgPacket.Imagebmp);
PersonalWindows[imgPacket.sender].AddImage((BitmapImage)receivedImage);
});
}
else
{
App.Current.Dispatcher.Invoke((Action) delegate
{
CreatePersonalWindow(imgPacket.sender, imgPacket);
});
}
}
else
{
App.Current.Dispatcher.Invoke((Action) delegate
{
BitmapToImageConverter converter = new BitmapToImageConverter();
var receivedImage = converter.Convert(imgPacket.Imagebmp);
messages.Add(new ViewItemModel()
{
bmpImage = (BitmapImage)receivedImage, message = imgPacket.sender + " sent an Image!"
});
});
}
}
}
else
{
return;
}
}
private async Task UpdateUI(Package message)
{
if (message != null)
{
if (message is DisconnectionPackage dcPackage)
{
AddMessage(new ViewItemModel {
message = dcPackage.reason
});
UpdatePersonalWindows();
CurrentUsers.Clear();
await client.TryDisconnect(); //sets request disconnection to true
client.requestDisconnection = false;
}
else if (message is UsersPacket users)
{
CurrentUsers.Clear();
foreach (string user in users.Usernames)
{
UpdateConnectedUsers(user);
}
}
else if (message is MessagePacket Message)
{
if (Message.targetUsername == Username && Message.isPersonal == true)
{
if (PersonalWindows.ContainsKey(Message.sender))
{
PersonalWindows[Message.sender].AddMessage(Message);
}
else
{
CreatePersonalWindow(Message.sender, Message);
}
}
else
{
AddMessage(new ViewItemModel()
{
message = Message.sender + ": " + Message.message
});
}
}
else if (message is ImagePacket imgPacket)
{
if (imgPacket.isPersonal == true && imgPacket.targetUsername == Username)
{
if (PersonalWindows.ContainsKey(imgPacket.sender))
{
PersonalWindows[imgPacket.sender].AddImage(imgPacket);
}
else
{
CreatePersonalWindow(imgPacket.sender, imgPacket);
}
}
else
{
BitmapToImageConverter converter = new BitmapToImageConverter();
var receivedImage = converter.Convert(imgPacket.Imagebmp);
AddMessage(new ViewItemModel()
{
bmpImage = (BitmapImage)receivedImage, message = imgPacket.sender + " sent an Image!"
});
}
}
}
else
{
return;
}
}
