#region Using Statements
using System;

#endregion // Using Statements

#region License

//
// This file is part of the ANX.Framework created by the "ANX.Framework developer group".
//
// This file is released under the Ms-PL license.
//
//
//
// Microsoft Public License (Ms-PL)
//
// This license governs use of the accompanying software. If you use the software, you accept this license. 
// If you do not accept the license, do not use the software.
//
// 1.Definitions
//   The terms "reproduce," "reproduction," "derivative works," and "distribution" have the same meaning 
//   here as under U.S. copyright law.
//   A "contribution" is the original software, or any additions or changes to the software.
//   A "contributor" is any person that distributes its contribution under this license.
//   "Licensed patents" are a contributor's patent claims that read directly on its contribution.
//
// 2.Grant of Rights
//   (A) Copyright Grant- Subject to the terms of this license, including the license conditions and limitations 
//       in section 3, each contributor grants you a non-exclusive, worldwide, royalty-free copyright license to 
//       reproduce its contribution, prepare derivative works of its contribution, and distribute its contribution
//       or any derivative works that you create.
//   (B) Patent Grant- Subject to the terms of this license, including the license conditions and limitations in 
//       section 3, each contributor grants you a non-exclusive, worldwide, royalty-free license under its licensed
//       patents to make, have made, use, sell, offer for sale, import, and/or otherwise dispose of its contribution 
//       in the software or derivative works of the contribution in the software.
//
// 3.Conditions and Limitations
//   (A) No Trademark License- This license does not grant you rights to use any contributors' name, logo, or trademarks.
//   (B) If you bring a patent claim against any contributor over patents that you claim are infringed by the software, your 
//       patent license from such contributor to the software ends automatically.
//   (C) If you distribute any portion of the software, you must retain all copyright, patent, trademark, and attribution 
//       notices that are present in the software.
//   (D) If you distribute any portion of the software in source code form, you may do so only under this license by including
//       a complete copy of this license with your distribution. If you distribute any portion of the software in compiled or 
//       object code form, you may only do so under a license that complies with this license.
//   (E) The software is licensed "as-is." You bear the risk of using it. The contributors give no express warranties, guarantees,
//       or conditions. You may have additional consumer rights under your local laws which this license cannot change. To the
//       extent permitted under your local laws, the contributors exclude the implied warranties of merchantability, fitness for a 
//       particular purpose and non-infringement.

#endregion // License

namespace ANX.Framework.Content
{
    [AttributeUsage(AttributeTargets.Property | AttributeTargets.Field)]
    public sealed class ContentSerializerAttribute : Attribute
    {
        public string ElementName { get; set; }

        public bool FlattenContent { get; set; }

        public bool Optional { get; set; }

        private bool allowNull = true;
        public bool AllowNull
        {
            get { return this.allowNull; }
            set { this.allowNull = value; }
        }

        public bool SharedResource { get; set; }

        private string collectionItemName;
        public string CollectionItemName
        {
            get
            {
                if (string.IsNullOrEmpty(this.collectionItemName))
                {
                    return "Item";
                }
                return this.collectionItemName;
            }
            set
            {
                if (string.IsNullOrEmpty(value))
                {
                    throw new ArgumentNullException("value");
                }
                this.collectionItemName = value;
            }
        }

        public bool HasCollectionItemName
        {
            get
            {
                return !string.IsNullOrEmpty(this.collectionItemName);
            }
        }

        public ContentSerializerAttribute Clone()
        {
            return new ContentSerializerAttribute
            {
                ElementName = this.ElementName,
                FlattenContent = this.FlattenContent,
                Optional = this.Optional,
                allowNull = this.allowNull,
                SharedResource = this.SharedResource,
                collectionItemName = this.collectionItemName
            };
        }
    }
}