Lots more work on implementing battling

PkmnLib.Dynamic/ScriptHandling/Registry/ScriptUtils.cs

@@ -0,0 +1,31 @@
+using System.Reflection;
+using PkmnLib.Static.Utils;
+
+namespace PkmnLib.Dynamic.ScriptHandling.Registry;
+
+/// <summary>
+/// Extension methods for scripts.
+/// </summary>
+public static class ScriptUtils
+{
+    private static readonly Dictionary<Type, StringKey> NameCache = new();
+    
+    /// <summary>
+    /// Resolve name from the <see cref="ScriptAttribute"/> of the given script.
+    /// </summary>
+    public static StringKey ResolveName(this Script script) => ResolveName(script.GetType());
+    
+    /// <summary>
+    /// Resolve name from the <see cref="ScriptAttribute"/> of the given type.
+    /// </summary>
+    public static StringKey ResolveName(Type type)
+    {
+        if (NameCache.TryGetValue(type, out var name))
+            return name;
+
+        var scriptAttr = type.GetCustomAttribute<ScriptAttribute>();
+        if (scriptAttr == null)
+            throw new InvalidOperationException($"Type {type} does not have a {nameof(ScriptAttribute)}.");
+        return NameCache[type] = scriptAttr.Name;
+    }
+}