private MessengerUserDetailsViewModel GenerateAnonymousUser(MessengerRequestViewModel request)
{
defaultName = Context.ConnectionId;
var user = new MessengerUserDetailsViewModel()
{
Name = request.UserName ?? defaultName,
Avatar = request.Avatar ?? defaultAvatar,
ConnectionId = Context.ConnectionId,
CreatedDate = DateTime.UtcNow,
MyRooms = new List <MessengerRoomViewModel>(),
MyTeams = new List <MessengerTeamViewModel>()
};
return(user);
}
public async Task HubConnect(MessengerRequestViewModel request)
{
string errorMsg = string.Empty;
request.ConnectionId = Context.ConnectionId;
RepositoryResponse <MessengerUserDetailsViewModel> result = new RepositoryResponse <MessengerUserDetailsViewModel>();
if (string.IsNullOrEmpty(request.UserName))
{
var user = GenerateAnonymousUser(request);
result.Data = user;
result.IsSucceed = true;
}
else
{
result = await MessengerUserDetailsViewModel.JoinChatAsync(request);
}
string action = Enum.GetName(typeof(MessageReponseKey), MessageReponseKey.Connect);
result.Status = result.IsSucceed ? 1 : 0;
if (result.IsSucceed)
{
result.ResponseKey = action;
var user = result.Data;
//Users.Add(new Swastika.Domain.Core.Models.SignalRClient()
//{
// UserId = user.Id,
// NickName = user.Name,
// ConnectionId = user.ConnectionId,
// JoinedDate = DateTime.UtcNow
//}
// );
await Clients.Client(Context.ConnectionId).SendAsync(receiveMethod, result);
await UpdateOnlineStatus(user.MyRooms, user.Id, true);
}
else
{
await Clients.Client(Context.ConnectionId).SendAsync(receiveMethod, result);
}
}
public static async Task <RepositoryResponse <MessengerUserDetailsViewModel> > JoinChatAsync(MessengerRequestViewModel request)
{
var context = new MessengerContext();
var transaction = context.Database.BeginTransaction();
RepositoryResponse <MessengerUserDetailsViewModel> result = new RepositoryResponse <MessengerUserDetailsViewModel>();
string action = Enum.GetName(typeof(MessageReponseKey), MessageReponseKey.Connect);
try
{
var getUser = await Repository.GetSingleModelAsync(
u => u.Name == request.UserName
, context, transaction
);
if (getUser.IsSucceed)
{
var user = getUser.Data;
//Update ConnectionId if changed
user.Avatar = request.Avatar ?? user.Avatar;
user.ConnectionId = request.ConnectionId;
result = await user.SaveModelAsync(false, context, transaction);
}
else
{
var user = new MessengerUserDetailsViewModel()
{
Id = !string.IsNullOrEmpty(request.UserId) ? request.UserId : Guid.NewGuid().ToString(),
Name = request.UserName,
Avatar = request.Avatar,
ConnectionId = request.ConnectionId,
CreatedDate = DateTime.UtcNow,
MyRooms = new List <MessengerRoomViewModel>(),
MyTeams = new List <MessengerTeamViewModel>()
};
result = await user.SaveModelAsync(false, context, transaction);
}
if (result.IsSucceed)
{
transaction.Commit();
return(result);
}
else
{
return(result);
}
}
catch (Exception ex) // TODO: Add more specific exeption types instead of Exception only
{
transaction.Rollback();
result.Exception = ex;
result.IsSucceed = false;
return(result);
}
finally
{
transaction.Dispose();
context.Dispose();
}
}
