using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Intel.Management.Wsman;

namespace Intel.Management.PSModule.Amt
{
    class Wired8021xService : SettingsContainer
    {

        public Wired8021xService(DriveItem parent) 
            : base("Wired8021x",parent)
        {
            
        }

        public override void Update()
        {
            // only enable will update the container
        }

        public void Apply()
        {
            _refToSettings.Put(_settingsObj);
        }

        
        public override void GetChildItems(ChildWriter writer)
        {
            IWsmanConnection conn = ((AmtRootService)GetRoot()).Connection;

            _refToSettings = conn.NewReference("SELECT * FROM AMT_8021XProfile");

            _settingsObj= _refToSettings.Get();

           
            
            writer.Add(new EnableProfile(this));

          
            writer.Add(new DriveEntry("SupportedProtocols",   ValueList.AuthenticationProtocol.Values.ToArray(), this));
            writer.Add(new DriveEntry("CertificateComparisonMethods", new string[] { "FullName", "DomainSuffix" }, this));

            if (HasSetting("ActiveInS0"))
                writer.Add(new BooleanSetting("ActiveInS0", this));

            writer.Add(new AuthenticationSetting(this));

            writer.Add( new OptionalStringSetting("RoamingIdentity", this));
            writer.Add(new OptionalStringSetting("ServerCertificateName", this));

            writer.Add(new OptionalStringSetting("ServerCertificateNameComparison", this));

            writer.Add(new OptionalStringSetting("Username", this));
            writer.Add(new OptionalStringSetting("Password", this));
            writer.Add(new OptionalStringSetting("Domain", this));
          
            writer.Add(new ProtectedAccessCredential(this));

    

            writer.Add(new OptionalStringSetting("PACPassword", this));

            
            if (HasSetting("PxeTimeout"))
                writer.Add(new UIntSetting("PxeTimeout", this));

            writer.Add(new CertificateCredential("ClientCertificate", this));
            writer.Add(new CertificateCredential("ServerCertificateIssuer", this));

        }


       

        class EnableProfile : SettingsItem
        {
            public EnableProfile(SettingsContainer container)
                : base("Enabled", container)
            {
            }

            public override object Value
            {
                get
                {
                    SettingsContainer settings = _parent as SettingsContainer;
                    return bool.Parse(settings.GetSetting(_name));
                }
            }



            public override void SetItem(object values, DriveProvider provider)
            {
                Wired8021xService settings = _parent as Wired8021xService;

                settings.SetSetting("Enabled", values.ToString().ToLower());
                settings.Apply();

                _parent.Clear();
                
            }
        }

      

        /// <summary>
        /// Wired 802.1x Authentiation protocol Setting
        /// </summary>
        class AuthenticationSetting : SettingsItem
        {
            public AuthenticationSetting(SettingsContainer container)
                : base("AuthenticationProtocol", container)
            {
            }

            public override object Value
            {
                get
                {
                    SettingsContainer settings = _parent as SettingsContainer;
                    if (settings.HasSetting(_name))
                    {
                        return (AuthenticationProtocol)uint.Parse(settings.GetSetting(_name));
                    }
                    else
                        return string.Empty;
                }
            }
     

            public override void SetItem(object values, DriveProvider provider)
            {
                SettingsContainer settings = _parent as SettingsContainer;

                string value = null;


                if (values is string)
                {

                    ValueMap map = ValueMap.Create("1", ValueList.AuthenticationProtocol);

                    value = map.GetValueFromString(values.ToString());
                }

                settings.SetSetting(_name, value);
            }

           

        }// end AuthenticationSetting class


   


        /// <summary>
        /// ProtectedAccessCredential
        /// </summary>
        class ProtectedAccessCredential : SettingsItem
        {
            public ProtectedAccessCredential(SettingsContainer container)
                : base("ProtectedAccessCredential", container)
            {
            }

            public override object Value
            {
                get
                {
                    SettingsContainer settings = _parent as SettingsContainer;
                    if (settings.HasSetting(_name))
                        return Convert.FromBase64String( settings.GetSetting(_name) );

                    return new byte[0];
                }
            }

            public override void SetItem(object values, DriveProvider provider)
            {
                SettingsContainer settings = _parent as SettingsContainer;
                settings.SetSetting(_name, Convert.ToBase64String( (byte[])values));
            }

        }// end ProtectedAccessCredential class

        /// <summary>
        /// CertificateCredential
        /// </summary>
        class CertificateCredential : DriveItem
        {
            
            public CertificateCredential(string name,SettingsContainer container)
                : base(name,null,  container)
            {
                
            }


            public override object Value
            {
                get
                {

                    if (_value == null)
                        _value = new DeviceCertificate();

                    return _value;
                }
            }


       

            public override void SetItem(object values, DriveProvider provider)
            {

                SettingsContainer settings = _parent as SettingsContainer;
               

                IWsmanConnection conn = ((AmtRootService)GetRoot()).Connection;
                if (values == null)
                {
                    settings.ChangeSetting(_name, null);
                }
                else if (values is DeviceCertificate)
                {
                    DeviceCertificate devCert = (DeviceCertificate)values;

                    settings.ChangeSetting(_name, TLSService.GetCertificateRef(devCert, conn));

                    _value = devCert;

                }
                else
                {
                    throw new System.Management.Automation.PSArgumentException("DeviceCertificate required");
                }


                //FirmwareCertificate firmware = new FirmwareCertificate("", "", "");
                //IManagedReference refToValue = TLSService.GetTlsCertificate(_value.ToString(),conn);
                //settings.ChangeSetting(_name, refToValue);
                
            }

            public override object GetReturnObject()
            {
                return new NameValuePairItem(Name, Value);
            }

        }// end CertificateCredential class
    
    }//end Wired8021x 
} //end Namepace