Initial commit: OpenRA game engine

Fork from OpenRA/OpenRA with one-click launch script (start-ra.cmd)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

OpenRA.Mods.Common/UpdateRules/Rules/20250330/ReplaceBaseAttackNotitifer.cs

@@ -0,0 +1,63 @@
+#region Copyright & License Information
+/*
+ * Copyright (c) The OpenRA Developers and Contributors
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version. For more
+ * information, see COPYING.
+ */
+#endregion
+
+using System.Collections.Generic;
+
+namespace OpenRA.Mods.Common.UpdateRules.Rules
+{
+	/// <summary>
+	/// Replaces the BaseAttackNotifier with a new AttackNotifier that uses the
+	/// new attack system.
+	/// </summary>
+	public class ReplaceBaseAttackNotifier : UpdateRule, IBeforeUpdateActors
+	{
+		public override string Name => "Replace BaseAttackNotifier with DamageNotifier";
+		public override string Description => "Replaces the BaseAttackNotifier with a new DamageNotifier that uses BaseBuilding target type.";
+
+		bool any = false;
+		readonly HashSet<string> definedNotifications = [];
+
+		IEnumerable<string> IBeforeUpdateActors.BeforeUpdateActors(ModData modData, List<MiniYamlNodeBuilder> resolvedActors)
+		{
+			any = false;
+			foreach (var actor in resolvedActors)
+				foreach (var notifier in actor.ChildrenMatching("BaseAttackNotifier"))
+					if (notifier.LastChildMatching("Notification", false) != null)
+						definedNotifications.Add(actor.Key + ":" + notifier.Key);
+
+			yield break;
+		}
+
+		public override IEnumerable<string> UpdateActorNode(ModData modData, MiniYamlNodeBuilder actorNode)
+		{
+			foreach (var notifier in actorNode.ChildrenMatching("BaseAttackNotifier"))
+			{
+				any = true;
+				notifier.AddNode("ValidTargets", "BaseBuilding");
+				if (!definedNotifications.Contains(actorNode.Key + ":" + notifier.Key))
+					notifier.AddNode("Notification", "BaseAttack");
+
+				notifier.RenameKey("DamageNotifier");
+			}
+
+			yield break;
+		}
+
+		public override IEnumerable<string> AfterUpdate(ModData modData)
+		{
+			if (!any)
+				yield break;
+
+			yield return "BaseAttackNotifier has been replaced by DamageNotifier with ValidTargets: BaseBuilding" +
+				"\nPlease replace the target type or add it to actor types as needed.";
+		}
+	}
+}