Untitled

 public string CheckStatus()
        {
            string result = Get("https://www.facebook.com").Result;
            if (string.IsNullOrEmpty(result))
            {
                return "Lỗi kết nối";
            }
            string FB_DTSG = RegexMatch(result.Replace("\\", string.Empty), "DTSGInitialData\",(.*?),{\"token\":\"(.*?)\"").Groups[2].Value;

            if (!string.IsNullOrEmpty(ResponseURI))
            {
                if (ResponseURI.IsContains("checkpoint"))
                {
                    if (ResponseURI.IsContains("checkpoint/disabled"))
                    {
                        return "Disable";                        
                    }
                    else
                    {
                        string type = Regex.Match(ResponseURI, "checkpoint/(\\d+)").Groups[1].Value;
                        if (type == "828281030927956")
                            return "CP 956";
                        else if (type == "1501092823525282") return "CP 282";
                        else return "CP KXĐ";                        
                    }
                }
                else if (result.IsContains("input type=\"password\""))
                {
                    return "Wall Out";                    
                }
                else if (!string.IsNullOrEmpty(FB_DTSG))
                {
                    return "Wall Live";                    
                }
                else if (result.IsContains("You are not logged in"))
                {
                    return "Wall Out";                    
                }
                else return "Chưa xác định";
            }
            else if (!string.IsNullOrEmpty(FB_DTSG))
            {
                return "Wall Live";                
            }
            else if (result.IsContains("You are not logged in"))
            {
                return "Wall Out";              

            }
            else return "Chưa xác định";
        }