Fixed XML not being included in builds. Fixed Linq exception in SocketApplicationCommand.Update

src/Discord.Net.Commands/Discord.Net.Commands.csproj

@@ -25,5 +25,10 @@
       <PackagePath></PackagePath>
     </None>
   </ItemGroup>
+  <ItemGroup>
+    <None Update="Discord.Net.Commands.xml">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
 
 </Project>

src/Discord.Net.Core/Discord.Net.Core.csproj

@@ -32,4 +32,9 @@
       <PackagePath></PackagePath>
     </None>
   </ItemGroup>
+  <ItemGroup>
+    <None Update="Discord.Net.Core.xml">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
 </Project>

src/Discord.Net.Rest/API/Common/ApplicationCommandInteractionDataResolved.cs

@@ -0,0 +1,20 @@
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace Discord.API
+{
+    internal class ApplicationCommandInteractionDataResolved
+    {
+        [JsonProperty("users")]
+        public Optional<Dictionary<ulong, User>> Users { get; set; }
+
+        [JsonProperty("members")]
+        public Optional<Dictionary<ulong, GuildMember>> Members { get; set; }
+
+        [JsonProperty("channels")]
+        public Optional<Dictionary<ulong, Channel>> Channels { get; set; }
+
+        [JsonProperty("roles")]
+        public Optional<Dictionary<ulong, Role>> Roles { get; set; }
+    }
+}

src/Discord.Net.Rest/Discord.Net.Rest.csproj

@@ -30,4 +30,9 @@
       <PackagePath></PackagePath>
     </None>
   </ItemGroup>
+  <ItemGroup>
+    <None Update="Discord.Net.Rest.xml">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
 </Project>

src/Discord.Net.WebSocket/API/Gateway/ApplicationCommandCreatedUpdatedEvent.cs

@@ -25,6 +25,6 @@ namespace Discord.API.Gateway
         public ulong GuildId { get; set; }
 
         [JsonProperty("options")]
-        public List<Discord.API.ApplicationCommandOption> Options { get; set; }
+        public Optional<List<Discord.API.ApplicationCommandOption>> Options { get; set; }
     }
 }

src/Discord.Net.WebSocket/Discord.Net.WebSocket.csproj

@@ -27,4 +27,9 @@
       <PackagePath></PackagePath>
     </None>
   </ItemGroup>
+  <ItemGroup>
+    <None Update="Discord.Net.WebSocket.xml">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
 </Project>

src/Discord.Net.WebSocket/Entities/Interaction/Slash Commands/SocketApplicationCommand.cs

@@ -56,8 +56,8 @@ namespace Discord.WebSocket
             this.Name = model.Name;
             this.GuildId = model.GuildId;
 
-            this.Options = model.Options.Any()
-                ? model.Options.Select(x => SocketApplicationCommandOption.Create(x)).ToImmutableArray()
+            this.Options = model.Options.IsSpecified
+                ? model.Options.Value.Select(x => SocketApplicationCommandOption.Create(x)).ToImmutableArray()
                 : new ImmutableArray<SocketApplicationCommandOption>();
         }
 

src/Discord.Net.WebSocket/Entities/Interaction/Slash Commands/SocketSlashCommandCache.cs

@@ -0,0 +1,48 @@
+using System;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Discord.WebSocket.Entities.Interaction
+{
+    internal class SlashCommandCache
+    {
+        private readonly ConcurrentDictionary<ulong, SocketSlashCommand> _slashCommands;
+        private readonly ConcurrentQueue<ulong> _orderedSlashCommands;
+        private readonly int _size;
+
+        public IReadOnlyCollection<SocketSlashCommand> Messages => _slashCommands.ToReadOnlyCollection();
+
+        public SlashCommandCache(DiscordSocketClient client)
+        {
+            _size = 256;
+            _slashCommands = new ConcurrentDictionary<ulong, SocketSlashCommand>();
+
+        }
+
+        public void Add(SocketSlashCommand slashCommand)
+        {
+            if (_slashCommands.TryAdd(slashCommand.Id, slashCommand))
+            {
+                _orderedSlashCommands.Enqueue(slashCommand.Id);
+
+                while (_orderedSlashCommands.Count > _size && _orderedSlashCommands.TryDequeue(out ulong msgId))
+                    _slashCommands.TryRemove(msgId, out _);
+            }
+        }
+
+        public SocketSlashCommand Remove(ulong id)
+        {
+            _slashCommands.TryRemove(id, out var slashCommand);
+            return slashCommand;
+        }
+
+        public SocketSlashCommand Get(ulong id)
+        {
+            _slashCommands.TryGetValue(id, out var slashCommands);
+            return slashCommands;
+        }
+    }
+}

src/Discord.Net.Webhook/Discord.Net.Webhook.csproj

@@ -25,4 +25,9 @@
       <PackagePath></PackagePath>
     </None>
   </ItemGroup>
+  <ItemGroup>
+    <None Update="Discord.Net.Webhook.xml">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
 </Project>