private void SendButton_Clicked(object sender, EventArgs e) { if (messageText.Text == null || messageText.Text == "") { PopUpTitleAdvert.Text = "Error!"; PopUpLabelAdvert.Text = "Please write a message."; popUpImageViewAdvert.IsVisible = true; } else { var app = Application.Current as App; try { Message newMessage = new Message { SpecialBookName = bookName.Text, Sender = app.Email, Receiver = publisherEmail, MessageText = messageText.Text, Date = DateTime.Now }; advertViewModel.InsertMessage(newMessage); PopUpTitleAdvert.Text = "Successful!"; PopUpLabelAdvert.Text = "You send a message succesfully."; popUpImageViewAdvert.IsVisible = true; messageText.Text = ""; } catch { return; } } }
private void SendButton_Clicked(object sender, EventArgs e) { var app = Application.Current as App; try { Message newMessage = new Message { SpecialBookName = BookName.Text, Sender = app.Email, Receiver = SenderName.Text, MessageText = senderMessage.Text, Date = DateTime.Now }; advertViewModel.InsertMessage(newMessage); } catch { PopUpTitleAdvert.Text = "Error!"; PopUpLabelAdvert.Text = "Please write a message."; popUpImageViewAdvert.IsVisible = true; return; } senderMessage.Text = ""; OnAppearing(); }