//-----------------------------------------------------------------------
// <copyright file="LectureModule.cs" company="BTU/IIT">
//     Company copyright tag.
// </copyright>
// <author>stubbfel</author>
// <sience>10.06.2013</sience>
//----------------------------------------------------------------------
namespace CampusAppWPortalLib8.Model.Lecture
{
    using System;
    using System.Xml.Serialization;
    using CampusAppWPortalLib8.Resources;

    /// <summary>
    /// Model for the module of an lecture
    /// </summary>
    public class LectureModule
    {
        #region Members

        /// <summary>
        /// Number of the module (like an id)
        /// </summary>
        private int number;

        /// <summary>
        /// Url to the website of the module
        /// </summary>
        private Uri url;

        #endregion

        #region Constructor

        /// <summary>
        /// Initializes a new instance of the <see cref="LectureModule" /> class.
        /// </summary>
        public LectureModule()
        {
        }

        #endregion

        #region Property

        /// <summary>
        /// Gets or sets the title of the module
        /// </summary>
        [XmlElement("titel")]
        public string Title { get; set; }

        /// <summary>
        /// Gets or sets the number of the module and create the URL
        /// </summary>
        [XmlElement("nummer")]
        public int Number
        {
            get
            {
                return this.number;
            }

            set
            {
                if (value != this.number)
                {
                    this.number = value;
                    this.CreateUrl();
                }
            }
        }

        /// <summary>
        /// Gets the URL of the module 
        /// </summary>
        public Uri Url
        {
            get
            {
                return this.url;
            }
        }

        #endregion

        #region Methods

        /// <summary>
        /// Method create the url of the module
        /// </summary>
        private void CreateUrl()
        {
            this.url = new Uri(Constants.UrlLecture_ModulBaseAddr + this.number.ToString());
        }

        #endregion
    }
}