[Feature] Message Forwards (#2918)

* code

* no guild

* iTS ALIVE (THANKS aDVAITH)

src/Discord.Net.WebSocket/Entities/Messages/SocketMessage.cs

@@ -198,7 +198,8 @@ namespace Discord.WebSocket
                     GuildId = model.Reference.Value.GuildId,
                     InternalChannelId = model.Reference.Value.ChannelId,
                     MessageId = model.Reference.Value.MessageId,
-                    FailIfNotExists = model.Reference.Value.FailIfNotExists
+                    FailIfNotExists = model.Reference.Value.FailIfNotExists,
+                    ReferenceType = model.Reference.Value.Type
                 };
             }
 

src/Discord.Net.WebSocket/Entities/Messages/SocketUserMessage.cs

@@ -58,6 +58,9 @@ namespace Discord.WebSocket
         /// <inheritdoc />
         public MessageResolvedData ResolvedData { get; internal set; }
 
+        /// <inheritdoc />
+        public IReadOnlyCollection<MessageSnapshot> ForwardedMessages { get; internal set; }
+
         internal SocketUserMessage(DiscordSocketClient discord, ulong id, ISocketMessageChannel channel, SocketUser author, MessageSource source)
             : base(discord, id, channel, author, source)
         {
@@ -213,6 +216,14 @@ namespace Discord.WebSocket
             if (model.InteractionMetadata.IsSpecified)
                 InteractionMetadata = model.InteractionMetadata.Value.ToInteractionMetadata(Discord);
 
+            if (model.MessageSnapshots.IsSpecified)
+            {
+                ForwardedMessages = model.MessageSnapshots.Value.Select(x =>
+                    new MessageSnapshot(RestMessage.Create(Discord, null, null, x.Message))).ToImmutableArray();
+            }
+            else
+                ForwardedMessages = ImmutableArray<MessageSnapshot>.Empty;
+
             if (model.Poll.IsSpecified)
                 Poll = model.Poll.Value.ToEntity();
         }