public override Task OnConnectedAsync()
{
var currentUser = GetCurrentUser();
dc.Connections.Add(new Connection {
Id = Context.ConnectionId,
CreatedUserId = currentUser.Id
});
// add to public channel
if (!dc.ChannelUsers.Any(x => x.ChannelId == Constants.PUBLIC_CHANNEL_ID && x.UserId == currentUser.Id))
{
dc.ChannelUsers.Add(new ChannelUser
{
ChannelId = Constants.PUBLIC_CHANNEL_ID,
UserId = currentUser.Id
});
}
var userEntity = dc.Users.Find(currentUser.Id);
if (userEntity == null)
{
dc.Users.Add(currentUser);
}
dc.SaveChanges();
SendToChannel(new MessageResponse {
Channel = GetChannelDetail(Constants.PUBLIC_CHANNEL_ID),
Origin = MessageIndividual.System,
Target = MessageIndividual.Channel,
Command = MessageCommand.UserJoinedChannel,
Message = new MessageContent {
Text = $"{currentUser.FullName} joined this channel."
},
Sender = new User {
}
});
return(base.OnConnectedAsync());
}
public static void Init(IServiceProvider serviceProvider)
{
ServiceProvider = serviceProvider;
MessageDbContext dc = new MessageDbContext(new DbContextOptions <MessageDbContext>());
// Add default public channel
if (!dc.Channels.Any(x => x.Id == Constants.PUBLIC_CHANNEL_ID))
{
dc.Channels.Add(new Channel {
Id = Constants.PUBLIC_CHANNEL_ID, Title = "Public Channel", Limit = 512
});
dc.SaveChanges();
}
}
