/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

* 

* Description:

*

*/

using System;

using System.Text;

using System.Collections.Generic;

using System.Xml;

using CrashItemLib.Crash.Base;

using SymbianTree;

using CrashXmlPlugin.FileFormat.Document;

using CrashXmlPlugin.FileFormat.Segment.Entries;

namespace CrashXmlPlugin.FileFormat.Node

{

	internal class CXmlNode : SymNodeAddAsChild

	{

		#region Constructors

        protected CXmlNode( string aName )

		{

            iName = aName;

		}

		#endregion

        #region API - Framework

        public virtual void XmlSerialize( CXmlDocumentSerializationParameters aParameters )

        {

            string nodeName = XmlNodeName;

            //

            aParameters.Writer.WriteStartElement( null, nodeName, null );

            XmlSerializeContent( aParameters );

            XmlSerializeChildren( aParameters );

            aParameters.Writer.WriteEndElement();

        }

        /// <summary>

        /// Override this virtual function if you have dynamic content to serialize at the

        /// level of this node.

        /// </summary>

        /// <param name="aParameters"></param>

        protected virtual void XmlSerializeContent( CXmlDocumentSerializationParameters aParameters )

        {

        }

        /// <summary>

        /// By default, this method invokes the XmlSerialize() method on all children. Override this

        /// method if you have dynamic children to serialize that are not directly added as child nodes.

        /// </summary>

        /// <param name="aParameters"></param>

        protected virtual void XmlSerializeChildren( CXmlDocumentSerializationParameters aParameters )

        {

            SymNodeEnumeratorChildren iterator = new SymNodeEnumeratorChildren( this );

            foreach ( SymNode node in iterator )

            {

                try

                {

                    ( (CXmlNode) node ).XmlSerialize( aParameters );

                }

                catch ( Exception e )

                {

#if DEBUG

                    System.Diagnostics.Debug.WriteLine( "CXmlNode Exception: " + this.GetType().Name );

                    System.Diagnostics.Debug.WriteLine( "   Message: " + e.Message );

                    System.Diagnostics.Debug.WriteLine( "   Stack:   " + e.StackTrace );

#endif

                }

            }

        }

        #endregion

        #region Writer Helpers

        public static void WriteId( CIElement aElement, XmlWriter aWriter )

        {

            aWriter.WriteStartElement( SegConstants.CmnId );

            if ( aElement.IsIdExplicit )

            {

                aWriter.WriteAttributeString( SegConstants.CmnType, SegConstants.CmnId_Explicit );

            }

            aWriter.WriteValue( aElement.Id.ToString() );

            aWriter.WriteEndElement();

        }

        public static void WriteLink( CIElementId aLinkTo, string aSegment, XmlWriter aWriter )

        {

            aWriter.WriteStartElement( Constants.CmnLink );

            aWriter.WriteAttributeString( Constants.CmnLink_Seg, aSegment );

            aWriter.WriteValue( aLinkTo.ToString() );

            aWriter.WriteEndElement();

        }

        public static void WriteLinkListStart( XmlWriter aWriter, string aSegment )

        {

            aWriter.WriteStartElement( Constants.CmnLinkList );

            aWriter.WriteAttributeString( Constants.CmnLink_Seg, aSegment );

        }

        public static void WriteLinkListEnd( XmlWriter aWriter )

        {

            aWriter.WriteEndElement();

        }

        public static void WriteStringIfNotEmpty( XmlWriter aWriter, string aName, string aValue )

        {

            if ( !string.IsNullOrEmpty( aValue ) )

            {

                aWriter.WriteElementString( aName, aValue );

            }

        }

        public static void WriteDate( XmlWriter aWriter, DateTime aDate, string aName )

        {

            string date = string.Format( "{0:d4}{1:d2}{2:d2}", aDate.Year, aDate.Month, aDate.Day );

            aWriter.WriteElementString( aName, date );

        }

        public static void WriteTime( XmlWriter aWriter, DateTime aTime, string aName )

        {

            string time = string.Format( "{0:d2}{1:d2}{2:d2}", aTime.Hour, aTime.Minute, aTime.Second );

            aWriter.WriteElementString( aName, time );

        }

        #endregion

        #region Properties

        public string Name

        {

            get { return iName; }

            protected set { iName = value; }

        }

        #endregion

        #region From SymNode

        protected override string XmlNodeName

        {

            get

            {

                return iName;

            }

        }

        #endregion

        #region Internal methods

        #endregion

        #region From System.Object

        public override string ToString()

        {

            return iName;

        }

        #endregion

        #region Data members

        private string iName = string.Empty;

		#endregion

	}

}