first commit

NitroxServer/ConsoleCommands/Abstract/CallArgs.cs

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+using System;
+using NitroxModel.DataStructures.Util;
+
+namespace NitroxServer.ConsoleCommands.Abstract
+{
+    public abstract partial class Command
+    {
+        public ref struct CallArgs
+        {
+            public Command Command { get; }
+            public Optional<Player> Sender { get; }
+            public Span<string> Args { get; }
+
+            public bool IsConsole => !Sender.HasValue;
+            public string SenderName => Sender.HasValue ? Sender.Value.Name : "SERVER";
+
+            public CallArgs(Command command, Optional<Player> sender, Span<string> args)
+            {
+                Command = command;
+                Sender = sender;
+                Args = args;
+            }
+
+            public bool IsValid(int index)
+            {
+                return index < Args.Length && index >= 0 && Args.Length != 0;
+            }
+
+            public string GetTillEnd(int startIndex = 0)
+            {
+                // TODO: Proper argument capture/parse instead of this argument join hack
+                if (Args.Length > 0)
+                {
+                    return string.Join(" ", Args.Slice(startIndex).ToArray());
+                }
+
+                return string.Empty;
+            }
+
+            public string Get(int index)
+            {
+                return Get<string>(index);
+            }
+
+            public T Get<T>(int index)
+            {
+                IParameter<object> param = Command.Parameters[index];
+                string arg = IsValid(index) ? Args[index] : null;
+
+                if (arg == null)
+                {
+                    return default(T);
+                }
+
+                if (typeof(T) == typeof(string))
+                {
+                    return (T)(object)arg;
+                }
+
+                return (T)param.Read(arg);
+            }
+        }
+    }
+}