/*

* 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.IO;

using System.Drawing;

using System.Collections.Generic;

using CrashItemLib.Crash;

using CrashItemLib.Crash.Base;

using CrashItemLib.Crash.Base.DataBinding;

using CrashItemLib.Crash.Processes;

using CrashItemLib.Crash.Container;

using System.ComponentModel;

using SymbianUtils.Range;

using SymbianStructuresLib.Uids;

using SymbianUtils.DataBuffer;

namespace CrashItemLib.Crash.Messages

{

    [CIDBAttributeColumn( "Type", 0 )]

    [CIDBAttributeColumn( "Overview", 1, true )]

    public class CIMessage : CIElement, IEnumerable<string>

    {

        #region Enumerations

        public enum TType

        {

            [Description( "Warning" )]

            ETypeWarning = 0,

            [Description( "Error" )]

            ETypeError,

            [Description( "Message" )]

            ETypeMessage,

            [Description( "Other" )]

            ETypeOther

        }

        #endregion

        #region Static constructors

        public static CIMessage NewMessage( CIContainer aContainer )

        {

            CIMessage ret = new CIMessage( aContainer );

            ret.Type = TType.ETypeMessage;

            return ret;

        }

        internal static CIMessage Null( CIContainer aContainer )

        {

            CIMessage ret = new CIMessage( aContainer );

            ret.Type = TType.ETypeOther;

            return ret;

        }

        #endregion

        #region Constructors

        protected CIMessage( CIContainer aContainer )

            : this( aContainer, string.Empty )

        {

        }

        protected CIMessage( CIContainer aContainer, string aTitle )

            : base( aContainer )

		{

            iTitle = aTitle;

		}

		#endregion

        #region API

        public override void Clear()

        {

            base.Clear();

            iLines.Clear();

        }

        public void SetLine( string aLine )

        {

            iLines.Clear();

            iLines.Add( aLine );

        }

        public void SetLineFormatted( string aFormat, params object[] aArgs )

        {

            string line = string.Format( aFormat, aArgs );

            SetLine( line );

        }

        public void AddLine( string aLine )

        {

            using ( StringReader reader = new StringReader( aLine ) )

            {

                string line = reader.ReadLine();

                while ( line != null )

                {

                    iLines.Add( line );

                    line = reader.ReadLine();

                }

            }

        }

        public void AddLineFormatted( string aFormat, params object[] aArgs )

        {

            string line = string.Format( aFormat, aArgs );

            AddLine( line );

        }

        public static string TypeToString( TType aType )

        {

            return SymbianUtils.Enum.EnumUtils.ToString( aType );

        }

        #endregion

        #region Properties

        public override string Name

        {

            get { return Title; }

            set { Title = value; }

        }

        [Base.DataBinding.CIDBAttributeCell( "Title", 1 )]

        public string Title

        {

            get { return iTitle; }

            set { iTitle = value; }

        }

        public string Description

        {

            get { return ToString(); }

            set 

            {

                List<string> lines = new List<string>();

                //

                using ( StringReader reader = new StringReader( value ) )

                {

                    string line = reader.ReadLine();

                    while ( line != null )

                    {

                        lines.Add( line );

                        line = reader.ReadLine();

                    }

                }

                //

                iLines = lines;

            }

        }

        public string FullText

        {

            get

            {

                StringBuilder ret = new StringBuilder();

                //

                ret.AppendLine( Title );

                ret.Append( System.Environment.NewLine );

                ret.Append( Description );

                //

                return ret.ToString();

            }

        }

        public TType Type

        {

            get { return iType; }

            protected set { iType = value; }

        }

        [Base.DataBinding.CIDBAttributeCell( "Type", 0 )]

        public string TypeName

        {

            get { return TypeToString( Type ); }

        }

        public virtual Font Font

        {

            get { return iFont; }

            set { iFont = value; }

        }

        public virtual Color Color

        {

            get { return iColor; }

            set { iColor = value; }

        }

        public int LineCount

        {

            get { return iLines.Count; }

        }

        #endregion

        #region Operators

        public static implicit operator CIDBRow( CIMessage aMessage )

        {

            CIDBRow row = new CIDBRow();

            // To ensure that the register and cells are correctly associated

            row.Element = aMessage;

            row.Add( new CIDBCell( aMessage.TypeName ) );

            row.Add( new CIDBCell( aMessage.Title ) );

            //

            return row;

        }

        #endregion

        #region Internal methods

        #endregion

        #region From System.Object

        public override string ToString()

        {

            StringBuilder ret = new StringBuilder();

            for ( int i = 0; i < iLines.Count; i++ )

            {

                ret.Append( iLines[ i ].Trim() );

                ret.Append( " " );

            }

            return ret.ToString();

        }

        #endregion

        #region From IEnumerable<string>

        public new IEnumerator<string> GetEnumerator()

        {

            foreach ( string s in iLines )

            {

                yield return s;

            }

        }

        System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator()

        {

            foreach ( string s in iLines )

            {

                yield return s;

            }

        }

        #endregion

        #region Data members

        private TType iType = TType.ETypeWarning;

        private Font iFont = new Font( "Tahoma", 8.25f );

        private Color iColor = Color.Black;

        private string iTitle = string.Empty;

        private List<string> iLines = new List<string>();

        #endregion

    }

}