// Handles the click event on 'sendBtn'
private async void SendButton_Click(object sender, EventArgs e)
{
// Display sent message first
var _msgText = messageTextBox.Text;
var _messageBubble = new MessageBubble(_activeUser, MessageType.Outgoing, _msgText);
messageFlowLayoutPanel.Controls.Add(_messageBubble);
messageTextBox.Clear();
// Save message to database
using (var _db = new MessengerContext())
{
_db.Users.Attach(_activeUser);
_db.Conversations.Attach(_conversation);
var _message = new Message()
{
Sender = _activeUser,
Text = _msgText
};
_conversation.Messages.Add(_message);
// Assign updated Message list to object in db
var _dbMessages = await _db.Conversations.FirstAsync(x => x.ConversationId == _conversation.ConversationId);
_dbMessages.Messages = _conversation.Messages;
await _db.SaveChangesAsync();
}
}
/// <summary>
/// Goes through all messages and displays them in 'messageFlowLayoutPanel'.
/// Also sets color according to the type of message - Incoming / Outgoing.
/// </summary>
private void DisplaySentMessages()
{
if (_conversation == null || _conversation.Messages.Count < 1)
{
Console.WriteLine("DEBUG: No messages found.");
return;
}
foreach (var _message in _conversation.Messages)
{
// Decide whether is the message incoming or outgoing
var _msgType = _message.Sender.UserId == _activeUser.UserId ? MessageType.Outgoing : MessageType.Incoming;
var _messageBubble = new MessageBubble(_message.Sender, _msgType, _message.Text);
messageFlowLayoutPanel.Controls.Add(_messageBubble);
}
}
