Add documentation around Name, Id, and Type. Changed ExternalIdType to ExternalIdMediaType

MediaBrowser.Controller/Providers/ExternalIdMediaType.cs

@@ -0,0 +1,45 @@
+namespace MediaBrowser.Controller.Providers
+{
+    /// <summary>The specific media type of an <see cref="IExternalId"/>.</summary>
+    public enum ExternalIdMediaType
+    {
+        /// <summary>There is no specific media type</summary>
+        None,
+
+        /// <summary>A music album</summary>
+        Album,
+
+        /// <summary>The artist of a music album</summary>
+        AlbumArtist,
+
+        /// <summary>The artist of a media item</summary>
+        Artist,
+
+        /// <summary>A boxed set of media</summary>
+        BoxSet,
+
+        /// <summary>A series episode</summary>
+        Episode,
+
+        /// <summary>A movie</summary>
+        Movie,
+
+        /// <summary>An alternative artist apart from the main artist</summary>
+        OtherArtist,
+
+        /// <summary>A person</summary>
+        Person,
+
+        /// <summary>A release group</summary>
+        ReleaseGroup,
+
+        /// <summary>A single season of a series</summary>
+        Season,
+
+        /// <summary>A series</summary>
+        Series,
+
+        /// <summary>A music track</summary>
+        Track
+    }
+}

MediaBrowser.Controller/Providers/IExternalId.cs

@@ -2,33 +2,24 @@ using MediaBrowser.Model.Entities;
 
 namespace MediaBrowser.Controller.Providers
 {
+    /// <summary>Represents and identifier for an external provider.</summary>
     public interface IExternalId
     {
+        /// <summary>Gets the name used to identify this provider</summary>
         string Name { get; }
 
+        /// <summary>Gets the unique key to distinguish this provider/type pair. This should be unique across providers.</summary>
         string Key { get; }
 
-        ExternalIdType Type { get; }
+        /// <summary>Gets the specific media type for this id.</summary>
+        ExternalIdMediaType Type { get; }
 
+        /// <summary>Gets the url format string for this id.</summary>
         string UrlFormatString { get; }
 
+        /// <summary>Determines whether this id supports a given item type.</summary>
+        /// <param name="item">The item.</param>
+        /// <returns>True if this item is supported, otherwise false.</returns>
         bool Supports(IHasProviderIds item);
     }
-
-    public enum ExternalIdType
-    {
-        None,
-        Album,
-        AlbumArtist,
-        Artist,
-        BoxSet,
-        Episode,
-        Movie,
-        OtherArtist,
-        Person,
-        ReleaseGroup,
-        Season,
-        Series,
-        Track
-    }
 }