// Copyright (c) 2007 Omer Rauchwerger (a.k.a rauchy) (omer@rauchy.net)
// All rights reserved.
//
// This file is part of Regionerate.
// 
// This program is free software; you can redistribute it and/or modify it 
// under the terms of the GNU General Public License as published by 
// the Free Software Foundation; either version 3 of the License, 
// or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

using System;
using System.Text;
using Rauchy.Regionerate.Domain.Entities;

namespace Rauchy.Regionerate.Shared.Components.Rendering
{
    public class ContainerTypeRenderer : ICodeRenderer<ContainerTypeCode>
    {
        #region Fields (1) 

        private readonly CodeLayout.Configuration _configuration;

        #endregion Fields 

        #region Constructors (1) 

        /// <summary>
        /// Initializes a new instance of the <see cref="ContainerTypeRenderer"/> class.
        /// </summary>
        /// <param name="configuration">The configuration.</param>
        public ContainerTypeRenderer( CodeLayout.Configuration configuration )
        {
            _configuration = configuration;
        }

        #endregion Constructors 

        #region Methods (1) 

        // Public Methods (1) 

        // [rgn] Public Methods (1)
        /// <summary>
        /// Creates a string representation for the provided <see cref="ContainerTypeCode"/>.
        /// </summary>
        /// <exception cref="ArgumentNullException">
        /// Thrown when <c>containerTypeCode</c> is <c>null</c>.
        /// </exception>
        public string Render( ContainerTypeCode containerTypeCode )
        {
            if ( containerTypeCode == null )
            {
                throw new ArgumentNullException( "containerTypeCode" );
            }

            StringBuilder builder = new StringBuilder();
            builder.Append( containerTypeCode.Header.TrimEnd() );
            builder.AppendLine();

            StringBuilder memberBuilder = new StringBuilder();
            foreach ( Code member in containerTypeCode.Members )
            {
                string memberText = RenderingCentral.Render( member, _configuration );
                memberBuilder.Append( memberText );
            }

            builder.Append( memberBuilder.ToString().TrimNewLinesFromEnd() );
            builder.Append( containerTypeCode.Footer.TrimNewLinesFromStart() );

            return builder.ToString();
        }

        #endregion Methods 
    }
}