// Find member in Telegram by Nick name (in case if Id Phone is unknown, etc)
private static int GetMemberIdByNickname(TLUser user)
{
TLResolvedPeer peer = null;
if (0 == user.Id && !String.IsNullOrWhiteSpace(user.Username))
{
peer = (client.ResolveUserNameAsync(user.Username).GetAwaiter().GetResult() as TLResolvedPeer);
}
return((null == peer) ? user.Id : (peer.Users[0] as TLUser).Id);
}
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);
}
