Add further documentation for MessageActivity and MessageApplication

src/Discord.Net.Core/Entities/Messages/IMessage.cs

@@ -111,17 +111,18 @@ namespace Discord
         /// </returns>
         IReadOnlyCollection<ulong> MentionedUserIds { get; }
         /// <summary>
-        ///     Returns the Activity associated with a message.
+        ///     Gets the activity associated with a message.
         /// </summary>
         /// <remarks>
-        ///     Sent with Rich Presence-related chat embeds.
+        ///     Sent with Rich Presence-related chat embeds. This often refers to activity that requires end-user's
+        ///     interaction, such as a Spotify Invite activity.
         /// </remarks>
         /// <returns>
         ///     A message's activity, if any is associated.
         /// </returns>
         MessageActivity Activity { get; }
         /// <summary>
-        ///     Returns the Application associated with a messsage.
+        ///     Gets the application associated with a message.
         /// </summary>
         /// <remarks>
         ///     Sent with Rich-Presence-related chat embeds.

src/Discord.Net.Core/Entities/Messages/MessageActivity.cs

@@ -1,12 +1,17 @@
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace Discord
 {
+    /// <summary>
+    ///     An activity object found in a sent message.
+    /// </summary>
+    /// <remarks>
+    ///     <para>
+    ///         This class refers to an activity object, visually similar to an embed within a message. However, a message
+    ///         activity is interactive as opposed to a standard static embed.
+    ///     </para>
+    ///     <para>For example, a Spotify party invitation counts as a message activity.</para>
+    /// </remarks>
     [DebuggerDisplay(@"{DebuggerDisplay,nq}")]
     public class MessageActivity
     {

src/Discord.Net.Core/Entities/Messages/MessageApplication.cs

@@ -1,9 +1,4 @@
-using System;
-using System.Collections.Generic;
 using System.Diagnostics;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace Discord
 {