public async Task CloseChannel(ChatInstance chat)
{
await chat.DisconnectAsync(true);
if (chat == ActiveChat)
{
ActiveChat = PreviousChat;
}
lock (OpenChannels)
OpenChannels.Remove(chat);
chat.Dispose();
}
public ChatInstance OpenChannel(ServerRecord channel, Uri baseUri)
{
ChatInstance i;
lock (OpenChannels) {
i = OpenChannels.Find(s => s.Channel.Equals(channel));
if (i == null)
{
i = new ChatInstance(channel, baseUri);
OpenChannels.Add(i);
}
}
if (i != ActiveChat)
{
PreviousChat = ActiveChat;
}
return(ActiveChat = i);
}