Remove RPC from main distribution (#925)

experiment/Discord.Net.Rpc/Entities/Channels/RpcChannel.cs

@@ -0,0 +1,43 @@
+using Discord.Rest;
+using System;
+
+using Model = Discord.API.Rpc.Channel;
+
+namespace Discord.Rpc
+{
+    public class RpcChannel : RpcEntity<ulong>
+    {
+        public string Name { get; private set; }
+
+        public DateTimeOffset CreatedAt => SnowflakeUtils.FromSnowflake(Id);
+
+        internal RpcChannel(DiscordRpcClient discord, ulong id)
+            : base(discord, id)
+        {
+        }
+        internal static RpcChannel Create(DiscordRpcClient discord, Model model)
+        {
+            if (model.GuildId.IsSpecified)
+                return RpcGuildChannel.Create(discord, model);
+            else
+                return CreatePrivate(discord, model);
+        }
+        internal static RpcChannel CreatePrivate(DiscordRpcClient discord, Model model)
+        {
+            switch (model.Type)
+            {
+                case ChannelType.DM:
+                    return RpcDMChannel.Create(discord, model);
+                case ChannelType.Group:
+                    return RpcGroupChannel.Create(discord, model);
+                default:
+                    throw new InvalidOperationException($"Unexpected channel type: {model.Type}");
+            }
+        }
+        internal virtual void Update(Model model)
+        {
+            if (model.Name.IsSpecified)
+                Name = model.Name.Value;
+        }
+    }
+}