public static RiotAuthToken GetLoginToken(string username, string password, RegionData regionData, RiotAuthOpenIdConfiguration config)
		{
			HttpWebRequest httpWebRequest = (HttpWebRequest)WebRequest.Create(config.TokenEndpoint);
			httpWebRequest.Method = "POST";
			ProxyData proxy = ProxyHelper.GetProxy(true);
			httpWebRequest.Proxy = new WebProxy(proxy.Host, proxy.Port);
			httpWebRequest.Host = config.TokenEndpoint.Replace("//", "/").Split(new char[]
			{
				'/'
			})[1];
			httpWebRequest.AutomaticDecompression = (DecompressionMethods.GZip | DecompressionMethods.Deflate);
			httpWebRequest.UserAgent = "RiotClient/18.0.0 (rso-auth)";
			httpWebRequest.CachePolicy = new RequestCachePolicy(RequestCacheLevel.BypassCache);
			httpWebRequest.ProtocolVersion = HttpVersion.Version11;
			httpWebRequest.ContentType = "application/x-www-form-urlencoded";
			string value = Guid.NewGuid().ToString("N");
			httpWebRequest.Headers.Set("X-Riot-DSID", value);
			httpWebRequest.Accept = "application/json";
			string s = string.Concat(new string[]
			{
				"client_assertion_type=urn:ietf:params:oauth:client-assertion-type:jwt-bearer&client_assertion=",
				regionData.Rso.Token,
				"&grant_type=password&",
				string.Format("username={0}|{1}&", regionData.PlatformId, username),
				"password=",
				password,
				"&scope=openid offline_access lol ban profile email phone"
			});
			byte[] bytes = Encoding.UTF8.GetBytes(s);
			httpWebRequest.ContentLength = (long)bytes.Length;
			httpWebRequest.ServicePoint.Expect100Continue = false;
			httpWebRequest.Headers.Remove(HttpRequestHeader.Pragma);
			try
			{
				Stream requestStream = httpWebRequest.GetRequestStream();
				requestStream.Write(bytes, 0, bytes.Length);
				requestStream.Close();
			}
			catch
			{
				return StaticHelper.SettingsSave.Proxy ? new RiotAuthToken(RiotAuthResult.BadProxy, null, proxy.Host, regionData) : new RiotAuthToken(RiotAuthResult.ConProblem, null, proxy.Host, regionData);
			}
			RiotAuthToken result;
			try
			{
				Stream responseStream = ((HttpWebResponse)httpWebRequest.GetResponse()).GetResponseStream();
				if (responseStream == null)
				{
					throw new InvalidOperationException();
				}
				using (StreamReader streamReader = new StreamReader(responseStream))
				{
					string accessTokenJson = streamReader.ReadToEnd();
					result = new RiotAuthToken(RiotAuthResult.Success, accessTokenJson, proxy.Host, regionData);
				}
			}
			catch (WebException ex)
			{
				using (WebResponse response = ex.Response)
				{
					using (Stream responseStream2 = response.GetResponseStream())
					{
						Stream stream = responseStream2;
						if (stream == null)
						{
							throw new InvalidOperationException();
						}
						using (StreamReader streamReader2 = new StreamReader(stream))
						{
							string text = streamReader2.ReadToEnd();
							if (text.Contains("invalid_credentials"))
							{
								result = new RiotAuthToken(RiotAuthResult.InvalidCredentials, null, proxy.Host, regionData);
							}
							else if (text.Contains("rate_limited"))
							{
								result = new RiotAuthToken(RiotAuthResult.TooManyReq, null, proxy.Host, regionData);
							}
							else
							{
								result = new RiotAuthToken(RiotAuthResult.UnknownReason, null, proxy.Host + text, regionData);
							}
						}
					}
				}
			}
			return result;
		}