public async Task JoinChannel(string channelName, string username)
{
await RemoveFromAllChannelsAsync();
ChannelUser channelUser = new ChannelUser
{
Username = username,
ChannelName = channelName,
ConnectionId = Context.ConnectionId
};
await Groups.AddToGroupAsync(Context.ConnectionId, channelUser.ChannelName);
if (!_channelUserMap.TryGetValue(channelName, out List <ChannelUser> list))
{
list = new List <ChannelUser>();
_channelUserMap.Add(channelName, list);
}
else
{
_channelUserMap.TryGetValue(channelName, out List <ChannelUser> userList);
//_channelUserMap.userList.Add(channelUser);
}
list.Add(channelUser);
await Clients.Groups(channelName).JoinedChannel(channelUser.Username);
}
//public async Task RemovedUserFromChannel(string username)
//{
//}
public async Task SendMessageToChannel(string message)
{
ChannelUser channelUser = GetUserFromConnection(Context.ConnectionId);
if (channelUser != null)
{
await Clients.Group(channelUser.ChannelName).ReceivedMessage(channelUser.Username, message);
}
}
