FIX works

OpenRa.Game/Traits/Repairable.cs

@@ -0,0 +1,50 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using OpenRa.Game.Traits.Activities;
+
+namespace OpenRa.Game.Traits
+{
+	class Repairable : IOrder
+	{
+		IDisposable reservation;
+		public Repairable(Actor self) { }
+
+		public Order IssueOrder(Actor self, int2 xy, MouseInput mi, Actor underCursor)
+		{
+			if (mi.Button != MouseButton.Right) return null;
+			if (underCursor == null) return null;
+
+			if (underCursor.Info == Rules.UnitInfo["FIX"]
+				&& underCursor.Owner == self.Owner
+				&& !Reservable.IsReserved(underCursor))
+				return new Order("Enter", self, underCursor, int2.Zero, null);
+
+			return null;
+		}
+
+		public void ResolveOrder(Actor self, Order order)
+		{
+			if (reservation != null)
+			{
+				reservation.Dispose();
+				reservation = null;
+			}
+
+			if (order.OrderString == "Enter")
+			{
+				if (Reservable.IsReserved(order.TargetActor))
+					return;
+
+				var res = order.TargetActor.traits.GetOrDefault<Reservable>();
+				if (res != null) reservation = res.Reserve(self);
+
+				self.CancelActivity();
+				self.QueueActivity(new Move(((1 / 24f) * order.TargetActor.CenterLocation).ToInt2(), order.TargetActor));
+				self.QueueActivity(new Rearm());
+				self.QueueActivity(new Repair());
+			}
+		}
+	}
+}