public async Task <Channel> GetChannelAsync(string username)
{
var req = new TLRequestResolveUsername()
{
Username = username
};
TLResolvedPeer peer;
try
{
peer = await _client.SendRequestAsync <TLResolvedPeer>(req);
}
catch (InvalidOperationException)
{
return(null);
}
if (peer.Chats.Count == 0)
{
return(null);
}
TLChannel channel = (TLChannel)peer.Chats[0];
if (!channel.AccessHash.HasValue)
{
return(null);
}
return(new Channel()
{
ChannelId = channel.Id,
AccessHash = channel.AccessHash ?? 0,
Title = channel.Title,
Username = channel.Username
});
}
public async Task <TLResolvedPeer> ResolveUsernameAsync(string usernameToResolve, CancellationToken token = default(CancellationToken))
{
if (usernameToResolve.StartsWith("@"))
{
usernameToResolve = usernameToResolve.Substring(1);
}
var req = new TLRequestResolveUsername()
{
Username = usernameToResolve
};
return(await SendAuthenticatedRequestAsync <TLResolvedPeer>(req, token)
.ConfigureAwait(false));
}
public async Task <TLAbsUser> ResolveUsername(string username)
{
await client.ConnectAsync();
var req = new TLRequestResolveUsername
{
username = username
};
TLResolvedPeer result = await client.SendRequestAsync <TLResolvedPeer>(req);
var list = result.users.lists.ToList();
var user = list.FirstOrDefault();
return(user);
}
