Projektdateien hinzufügen.

VideoBrowser/Core/UrlReader.cs

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+namespace VideoBrowser.Core
+{
+    using System;
+    using System.ComponentModel;
+    using VideoBrowser.Extensions;
+    using VideoBrowser.If;
+
+    /// <summary>
+    /// Defines the <see cref="UrlReader" />
+    /// </summary>
+    public class UrlReader : INotifyPropertyChanged, IDisposable
+    {
+        #region Fields
+
+        private string _url;
+
+        private IUrlHandler _urlHandler;
+
+        #endregion Fields
+
+        #region Constructors
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="UrlReader"/> class.
+        /// </summary>
+        internal UrlReader()
+        {
+            this.UrlHandlerProvider = new UrlHandlerProvider();
+            this.UrlHandler = UrlHandlerProvider.NoneUrlHandler;
+            this.PropertyChanged += this.OnPropertyChanged;
+        }
+
+        #endregion Constructors
+
+        #region Events
+
+        /// <summary>
+        /// Defines the PropertyChanged
+        /// </summary>
+        public event PropertyChangedEventHandler PropertyChanged;
+
+        #endregion Events
+
+        #region Properties
+
+        /// <summary>
+        /// Gets or sets the Url
+        /// </summary>
+        public string Url { get => this._url; set => this.Set(this.PropertyChanged, ref this._url, value); }
+
+        /// <summary>
+        /// Gets the UrlHandler
+        /// Gets or sets the UrlHandler
+        /// </summary>
+        public IUrlHandler UrlHandler
+        {
+            get => this._urlHandler;
+            private set
+            {
+                if (value == null)
+                {
+                    return;
+                }
+
+                this.Set(this.PropertyChanged, ref this._urlHandler, value);
+            }
+        }
+
+        /// <summary>
+        /// Gets the UrlHandlerProvider
+        /// </summary>
+        public UrlHandlerProvider UrlHandlerProvider { get; }
+
+        /// <summary>
+        /// Gets a value indicating whether IsDownloadable
+        /// </summary>
+        internal bool IsDownloadable => this.UrlHandler != null ? this.UrlHandler.IsDownloadable : false;
+
+        #endregion Properties
+
+        #region Methods
+
+        /// <summary>
+        /// The Dispose
+        /// </summary>
+        public void Dispose()
+        {
+            this.PropertyChanged -= this.OnPropertyChanged;
+        }
+
+        /// <summary>
+        /// The OnPropertyChanged
+        /// </summary>
+        /// <param name="sender">The sender<see cref="object"/></param>
+        /// <param name="e">The e<see cref="PropertyChangedEventArgs"/></param>
+        private void OnPropertyChanged(object sender, PropertyChangedEventArgs e)
+        {
+            switch (e.PropertyName)
+            {
+                case nameof(this.Url):
+                    this.UrlHandler = this.UrlHandlerProvider.GetUrlHandler(this.Url);
+                    this.UrlHandler.FullUrl = this.Url;
+                    break;
+
+                default:
+                    break;
+            }
+        }
+
+        #endregion Methods
+    }
+}