Split Geekbot.net into src/Bot, src/Core, and src/Web

src/Core/Polyfills/UserPolyfillDto.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Immutable;
+using System.Threading.Tasks;
+using Discord;
+
+namespace Geekbot.Core.Polyfills
+{
+    public class UserPolyfillDto : IUser
+    {
+        public ulong Id { get; set; }
+        public DateTimeOffset CreatedAt { get; set; }
+        public string Mention { get; set; }
+        public IActivity Activity { get; }
+        public UserStatus Status { get; set; }
+        public IImmutableSet<ClientType> ActiveClients { get; }
+        public string AvatarId { get; set; }
+        public string Discriminator { get; set; }
+        public ushort DiscriminatorValue { get; set; }
+        public bool IsBot { get; set; }
+        public bool IsWebhook { get; set; }
+        public string Username { get; set; }
+        
+        public string GetAvatarUrl(ImageFormat format = ImageFormat.Auto, ushort size = 128)
+        {
+            return "https://discordapp.com/assets/6debd47ed13483642cf09e832ed0bc1b.png";
+        }
+
+        public string GetDefaultAvatarUrl()
+        {
+            throw new NotImplementedException();
+        }
+
+        public Task<IDMChannel> GetOrCreateDMChannelAsync(RequestOptions options = null)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}