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/Traits/BotModules/BuildingRepairBotModule.cs

@@ -0,0 +1,76 @@
+#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.Linq;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common.Traits
+{
+	[TraitLocation(SystemActors.Player)]
+	[Desc("Manages AI repairing base buildings.")]
+	public class BuildingRepairBotModuleInfo : ConditionalTraitInfo
+	{
+		[Desc($"A delay (in ticks) of repair all actors with {nameof(RepairableBuilding)} periodically. Set it to -1 to disable it.")]
+		public readonly int RepairAllBuildingsCoolDown = 107;
+
+		public override object Create(ActorInitializer init) { return new BuildingRepairBotModule(this); }
+	}
+
+	public class BuildingRepairBotModule : ConditionalTrait<BuildingRepairBotModuleInfo>, IBotRespondToAttack
+	{
+		int prevTicks = 0;
+
+		public BuildingRepairBotModule(BuildingRepairBotModuleInfo info)
+			: base(info) { }
+
+		void IBotRespondToAttack.RespondToAttack(IBot bot, Actor self, AttackInfo e)
+		{
+			// Check all buildings for repair periodically.
+			// We add a RepairAllCoolDown >= 0 for d2k bots to disable it.
+			if (Info.RepairAllBuildingsCoolDown >= 0 && prevTicks + Info.RepairAllBuildingsCoolDown < bot.Player.World.WorldTick)
+			{
+				prevTicks = bot.Player.World.WorldTick;
+				var reaprableBuildings = bot.Player.World.ActorsWithTrait<RepairableBuilding>()
+					.Where(tp =>
+					{
+						if (tp.Actor.Owner != bot.Player)
+							return false;
+
+						var health = tp.Actor.TraitOrDefault<Health>();
+						if (health == null || health.DamageState <= DamageState.Undamaged || health.DamageState == DamageState.Dead)
+							return false;
+
+						return !tp.Trait.RepairActive;
+					});
+
+				foreach (var tp in reaprableBuildings)
+					bot.QueueOrder(new Order("RepairBuilding", self.Owner.PlayerActor, Target.FromActor(tp.Actor), false));
+
+				return;
+			}
+
+			// Check if the attacked building needs repair.
+			// HACK: We don't want D2k bots to repair all their buildings on placement
+			// where half their HP is removed via neutral terrain damage.
+			// TODO: Implement concrete placement for D2k bots and remove this hack on players relationship check.
+			if (self.IsDead || self.Owner.RelationshipWith(e.Attacker.Owner) == PlayerRelationship.Neutral)
+				return;
+
+			var rb = self.TraitOrDefault<RepairableBuilding>();
+			if (rb != null && e.DamageState > DamageState.Light && e.PreviousDamageState <= DamageState.Light && !rb.RepairActive)
+			{
+				AIUtils.BotDebug("{0} noticed damage {1} {2}->{3}, repairing.",
+					self.Owner, self, e.PreviousDamageState, e.DamageState);
+				bot.QueueOrder(new Order("RepairBuilding", self.Owner.PlayerActor, Target.FromActor(self), false));
+			}
+		}
+	}
+}