public async Task SendMessage(CreateMessageDto createMessageDto)
{
var username = Context.User.GetUsername();
if (username == createMessageDto.RecipientUsername.ToLower())
{
throw new HubException("You cannot send message to yourself");
}
var sender = await _unitOfWork.UserRepository.GetUserByUsernameAsync(username);
var recipient = await _unitOfWork.UserRepository.GetUserByUsernameAsync(createMessageDto.RecipientUsername);
if (recipient == null)
{
throw new HubException("Not found User");
}
var message = new Message
{
Sender = sender,
Recipient = recipient,
SenderUsername = sender.UserName,
RecipientUsername = recipient.UserName,
Content = createMessageDto.Content
};
var groupName = GetGroupName(sender.UserName, recipient.UserName);
var group = await _unitOfWork.MessageRepository.GetMessageGroup(groupName);
if (group.Connections.Any(x => x.Username == recipient.UserName))
{
message.DateRead = DateTime.UtcNow;
}
else
{
var connections = await _tracker.GetConnectionForUser(recipient.UserName);
if (connections != null)
{
await _presenceHub.Clients.Clients(connections).SendAsync("NewMessageReceived", new
{
username = sender.UserName,
knownAs = sender.KnownAs
});
}
}
_unitOfWork.MessageRepository.AddMessage(message);
if (await _unitOfWork.Complete())
{
await Clients.Group(groupName).SendAsync("NewMessage", _mapper.Map <MessageDto>(message));
}
}
public async Task SendMessage(CreateMessageDto createMessageDto)
{
var username = Context.User.GetUserName();
if (username == createMessageDto.RecipientName.ToLower())
{
throw new HubException("you can not message ypurself");
}
var sender = await _userRepository.GetUserByUserNameAsync(username);
var receipent = await _userRepository.GetUserByUserNameAsync(createMessageDto.RecipientName);
if (receipent == null)
{
throw new HubException("Not found user");
}
var message = new Message
{
Sender = sender,
Recipient = receipent,
SenderName = sender.UserName,
RecipientName = receipent.UserName,
Content = createMessageDto.Content
};
var groupName = GetGroupName(sender.UserName, receipent.UserName);
var group = await _messageRepository.GetMessageGroup(groupName);
if (group.Connections.Any(x => x.Username == receipent.UserName))
{
message.DateRead = DateTime.UtcNow;
}
else
{
var connections = _presenceTracker.GetConnectionForUser(receipent.UserName);
IReadOnlyList <string> connectionsReadOnly = connections.AsReadOnly();
if (connections != null)
{
await _presenceHub.Clients.Clients(connectionsReadOnly).SendAsync("NewMessageReceived",
new { username = sender.UserName, knownAs = sender.KnownAs });
}
}
_messageRepository.AddMessage(message);
if (await _messageRepository.SaveAllAsync())
{
await Clients.Group(groupName).SendAsync("NewMessage", _mapper.Map <MessageDto>(message));
}
throw new HubException("Failed to send message");
}