private void TextChangedHandler(object Sender, TextChangedEventArgs Args)
{
string NewText = AddressField.Text;
int ColonCount = NewText.Count(Symbol => Symbol == ':');
if (ColonCount == 0)
{
AddButton.IsEnabled = HostnameRegex.IsMatch(NewText) || IPRegex.IsMatch(NewText);
}
else if (ColonCount == 1)
{
int ColonIndex = NewText.IndexOf(':');
string Host = NewText.Substring(0, ColonIndex);
AddButton.IsEnabled = (HostnameRegex.IsMatch(Host) || IPRegex.IsMatch(Host)) && ushort.TryParse(NewText.Substring(++ColonIndex), out _);
}
else
{
AddButton.IsEnabled = false;
}
}
private async void Add(object Sender, RoutedEventArgs Args)
{
string Address = AddressField.Text, Host;
int Port = -1;
if (Address.Count(Symbol => Symbol == ':') == 0)
{
Host = Address;
}
else
{
int ColonIndex = Address.IndexOf(':');
Host = Address.Substring(0, ColonIndex);
Port = int.Parse(Address.Substring(++ColonIndex));
}
bool IsDomain = false;
IPAddress IP = null;
if (!(IPRegex.IsMatch(Host) && TryParse(Host, out IP)))
{
IsDomain = true;
SetStatus(LocString(LocCode.ResolvingIP), YellowBrush);
try { IP = (await GetHostAddressesAsync(Host))[0]; }
catch { }
}
if (IP is null)
{
SetStatus(LocString(LocCode.NoIPFound), DarkRed);
}
else
{
AddressField.IsReadOnly = true;
AddButton.IsEnabled = false;
if (Port == -1)
{
SetStatus(LocString(LocCode.ScanningServers), YellowBrush);
Server[] Servers = await GetServersForIPAsync(IP);
if (Servers is null)
{
SetStatus(LocString(LocCode.NoServersFound), DarkRed);
}
else
{
SetStatus(string.Format(LocString(LocCode.AddServersSuccess), Servers.Length), DarkGreen);
if (Instance.CurrentPage is ClusterPage Page && Page.Cluster.Discord is null)
{
foreach (Server Server in Servers)
{
Page.ServersList.Children.Add(new ServerItem(Server));
}
}
foreach (Server Server in Servers)
{
UServers.Add(new KeyValuePair <Server, string>(Server, IsDomain ? Host : null));
}
CommitList();
QueueUserWorkItem((State) =>
{
foreach (Server Server in Servers)
{
Server.Refresh();
}
});
}
}
else
{
SetStatus(LocString(LocCode.RequestingSrvInfo), YellowBrush);
Server Server = (await ResolveServerAsync(IP, Port)) ?? await FindServerAsync(IP, Port);
if (Server is null)
{
SetStatus(LocString(LocCode.SrvDidnRespond), DarkRed);
}
else if ((int)Server.Code == -1)
{
SetStatus(LocString(LocCode.SrvNotSpacewar), DarkRed);
}
else
{
SetStatus(LocString(LocCode.AddServerSuccess), DarkGreen);
if (Instance.CurrentPage is ClusterPage Page && Page.Cluster.Discord is null)
{
Page.ServersList.Children.Add(new ServerItem(Server));
}
UServers.Add(new KeyValuePair <Server, string>(Server, IsDomain ? Host : null));
CommitList();
QueueUserWorkItem((State) => Server.Refresh());
}
}
AddressField.IsReadOnly = false;
AddButton.IsEnabled = true;
}
}
