using System;
using System.Xml;
using WHC.OrderWater.Commons;

public class Xmlconfig
{
	public static bool ReadXmlnode(string str,string node,string value,out object result)
	{
        result = "";
        try
        {
            XmlDocument xml = new XmlDocument();
            //xml.Load(path);
            xml.LoadXml(str);
            var b = xml.SelectSingleNode(node);
            result = xml.SelectSingleNode(node).SelectSingleNode(value).InnerText;
            return true;
        }
        catch(Exception ex)
        {
            result = ex.Message;
            return false;
        }
        
    }

    public static bool WriteXmlnode(string path, string node, string value, out object result)
    {
        result = "";
        try
        {
            XmlDocument xml = new XmlDocument();
            xml.Load(path);
            xml.SelectSingleNode(node).InnerText = value;
            return true;
        }
        catch (Exception ex)
        {
            result = ex.Message;
            return false;
        }
    }

    public static bool KeyCountXml(string str, string node, string node2,out string code,out string desc,out string value)
    {
        code = "";
        value = "";
        try
        {
            XmlDocument xml = new XmlDocument();
            //xml.Load(path);
            xml.LoadXml(str);
            code = xml.SelectSingleNode(node).Attributes.GetNamedItem("code").InnerText;          
            desc = xml.SelectSingleNode(node).Attributes.GetNamedItem("desc").InnerText;
            if(code=="200")
            {
                value = xml.SelectSingleNode(node + "//" + node2).Attributes.GetNamedItem("value").InnerText;
                return true;
            }
            return false;

        }
        catch (Exception ex)
        {
            desc = ex.Message;
            return false;
        }

    }

    public static bool AutoKeyStatusXml(string str, string node, out string code, out string desc)
    {
        code = "";
        try
        {
            XmlDocument xml = new XmlDocument();
            //xml.Load(path);
            xml.LoadXml(str);
            code = xml.SelectSingleNode(node).Attributes.GetNamedItem("code").InnerText;
            desc = xml.SelectSingleNode(node).Attributes.GetNamedItem("desc").InnerText;
            if (code == "200")
            {
                return true;
            }
            return false;

        }
        catch (Exception ex)
        {
            desc = ex.Message;
            return false;
        }

    }

    public static bool GetDIDKeyXml(string str, string node, string node2, out string code, out string desc, out string value)
    {
        code = "";
        value = "";
        try
        {
            XmlDocument xml = new XmlDocument();
            //xml.Load(path);
            xml.LoadXml(str);
            code = xml.SelectSingleNode(node).Attributes.GetNamedItem("code").InnerText;
            desc = xml.SelectSingleNode(node).Attributes.GetNamedItem("desc").InnerText;
            if (code == "200")
            {
                value = xml.SelectSingleNode(node + "//" + node2).Attributes.GetNamedItem("deviceid").InnerText;
                string CRC32= xml.SelectSingleNode(node + "//" + node2).Attributes.GetNamedItem("crc32").InnerText; 
                if (CrcUtils.CRC32(value) ==Convert.ToUInt32(CRC32, 16))
                {
                    return true;
                }
                else
                {
                    desc = "CRC32 error";
                    return false;                 
                }
            }
            return false;
        }
        catch (Exception ex)
        {
            desc = ex.Message;
            return false;
        }
    }

    public static bool GetOthersKeyXml(string str, string node, string node2, out string code, out string desc, out string value, out string md5)
    {
        md5 = "";
        code = "";
        value = "";
        try
        {
            XmlDocument xml = new XmlDocument();
            //xml.Load(path);
            xml.LoadXml(str);
            code = xml.SelectSingleNode(node).Attributes.GetNamedItem("code").InnerText;
            desc = xml.SelectSingleNode(node).Attributes.GetNamedItem("desc").InnerText;
            if (code == "200")
            {
                value = xml.SelectSingleNode(node + "//" + node2).Attributes.GetNamedItem("value").InnerText;
                if (xml.SelectSingleNode(node + "//" + node2).Attributes.GetNamedItem("md5value") != null)
                    md5 = xml.SelectSingleNode(node + "//" + node2).Attributes.GetNamedItem("md5value").InnerText;
                string CRC32 = xml.SelectSingleNode(node + "//" + node2).Attributes.GetNamedItem("crc32").InnerText;
                if (CrcUtils.CRC32(value) == Convert.ToUInt32(CRC32, 16))
                {
                    return true;
                }
                else
                {
                    desc = "CRC32 error";
                    return false;
                }
            }
            return false;
        }
        catch (Exception ex)
        {
            desc = ex.Message;
            return false;
        }
    }

    public static bool GetWidevineAndAttestationKeyXml(string str, 
        string node, 
        out string code, 
        out string desc, 
        out bool isAndroidTV,
        out string WidevineKey,
        out string AttestationKey,
        out string AttestationMd5)
    {
        code = "";
        isAndroidTV = false;
        WidevineKey = "";
        AttestationKey = "";
        AttestationMd5 = "";
        try
        {
            XmlDocument xml = new XmlDocument();
            //xml.Load(path);
            xml.LoadXml(str);
            code = xml.SelectSingleNode(node).Attributes.GetNamedItem("code").InnerText;
            desc = xml.SelectSingleNode(node).Attributes.GetNamedItem("desc").InnerText;
            isAndroidTV = !xml.SelectSingleNode(node).Attributes.GetNamedItem("androidtv").InnerText.Equals("1");
            if (code == "200")
            {
                WidevineKey = xml.SelectSingleNode(node + "//widevine").Attributes.GetNamedItem("value").InnerText;
                string CRC32 = xml.SelectSingleNode(node + "//widevine").Attributes.GetNamedItem("crc32").InnerText;
                if (CrcUtils.CRC32(WidevineKey) != Convert.ToUInt32(CRC32, 16))
                {
                    desc = "widevine CRC32 error";
                    return false;
                }

                if (isAndroidTV)
                {
#if false
                    // 判断节点是否存在;
                    if (xml.GetElementsByTagName("attestation") == null)
                    {
                        desc = "isAndroidTV: but attestation node is Null";
                        return false;
                    }
#endif
                    AttestationKey = xml.SelectSingleNode(node + "//attestation").Attributes.GetNamedItem("value").InnerText;
                    CRC32 = xml.SelectSingleNode(node + "//attestation").Attributes.GetNamedItem("crc32").InnerText;
                    if (CrcUtils.CRC32(AttestationKey) != Convert.ToUInt32(CRC32, 16))
                    {
                        desc = "attestation CRC32 error";
                        return false;
                    }
                    else
                    {
                        AttestationMd5 = xml.SelectSingleNode(node + "//attestation").Attributes.GetNamedItem("md5value").InnerText;
                    }
                }

                return true;
            }

            return false;
        }
        catch (Exception ex)
        {
            desc = ex.Message;
            return false;
        }
    }

    public static bool ReportXml(string str, string node, out string code, out string desc)
    {
        code = "";
        try
        {
            XmlDocument xml = new XmlDocument();
            //xml.Load(path);
            xml.LoadXml(str);
            code = xml.SelectSingleNode(node).Attributes.GetNamedItem("code").InnerText;
            desc = xml.SelectSingleNode(node).Attributes.GetNamedItem("desc").InnerText;
            if (code == "200")
            {
                return true;
            }
            return false;

        }
        catch (Exception ex)
        {
            desc = ex.Message;
            return false;
        }

    }

    public static bool GetDSNXml(string str, string node, out string code, out string desc, out string value)
    {
        code = "";
        value = "";
        try
        {
            XmlDocument xml = new XmlDocument();
            xml.LoadXml(str);
            code = xml.SelectSingleNode(node).Attributes.GetNamedItem("code").InnerText;
            desc = xml.SelectSingleNode(node).Attributes.GetNamedItem("desc").InnerText;
            if (code == "200")
            {
                value = xml.SelectSingleNode(node + "//" + "firetvDsn").Attributes.GetNamedItem("dsn").InnerText;
                return true;
            }
            return false;
        }
        catch (Exception ex)
        {
            desc = ex.Message;
            return false;
        }
    }
}