Merge pull request #4530 from obrakmann/lua

Added a few Lua functions, attempt 2

OpenRA.Mods.RA/Scripting/LuaScriptInterface.cs

@@ -299,12 +299,12 @@ namespace OpenRA.Mods.RA.Scripting
 		}
 
 		[LuaGlobal]
-		public void AttackMove(Actor actor, CPos location)
+		public void AttackMove(Actor actor, CPos location, double nearEnough)
 		{
 			if (actor.HasTrait<AttackMove>())
-				actor.QueueActivity(new AttackMove.AttackMoveActivity(actor, new Move.Move(location, 0)));
+				actor.QueueActivity(new AttackMove.AttackMoveActivity(actor, new Move.Move(location, (int)nearEnough)));
 			else
-				actor.QueueActivity(new Move.Move(location, 0));
+				actor.QueueActivity(new Move.Move(location, (int)nearEnough));
 		}
 
 		[LuaGlobal]
@@ -330,5 +330,47 @@ namespace OpenRA.Mods.RA.Scripting
 		{
 			return mapActors[actorName];
 		}
+
+		[LuaGlobal]
+		public Actor[] FindActorsInBox(WPos topLeft, WPos bottomRight)
+		{
+			return world.FindActorsInBox(topLeft, bottomRight).ToArray();
+		}
+
+		[LuaGlobal]
+		public Actor[] FindActorsInCircle(WPos location, WRange radius)
+		{
+			return world.FindActorsInCircle(location, radius).ToArray();
+		}
+
+		[LuaGlobal]
+		public void BuildWithSharedQueue(Player player, string unit, double amount)
+		{
+			var ri = Rules.Info[unit];
+			if (ri == null || !ri.Traits.Contains<BuildableInfo>())
+				return;
+
+			var category = ri.Traits.Get<BuildableInfo>().Queue;
+
+			var queue = world.ActorsWithTrait<ClassicProductionQueue>()
+				.Where(a => a.Actor.Owner == player && a.Trait.Info.Type == category)
+				.Select(a => a.Trait).FirstOrDefault();
+
+			if (queue != null)
+				queue.ResolveOrder(queue.self, Order.StartProduction(queue.self, unit, (int)amount));
+		}
+
+		[LuaGlobal]
+		public void BuildWithPerFactoryQueue(Actor factory, string unit, double amount)
+		{
+			if (!factory.HasTrait<ProductionQueue>())
+				return;
+
+			var ri = Rules.Info[unit];
+			if (ri == null || !ri.Traits.Contains<BuildableInfo>())
+				return;
+
+			factory.Trait<ProductionQueue>().ResolveOrder(factory, Order.StartProduction(factory, unit, (int)amount));
+		}
 	}
 }

mods/cnc/mod.yaml

@@ -180,3 +180,4 @@ LuaScripts:
 	mods/common/lua/reinforcements.lua
 	mods/common/lua/supportpowers.lua
 	mods/common/lua/rules.lua
+	mods/common/lua/production.lua

mods/common/lua/actor.lua

@@ -47,8 +47,8 @@ Actor.Teleport = function(actor, location)
 	actor:QueueActivity(OpenRA.New("SimpleTeleport", { location }))
 end
 
-Actor.AttackMove = function(actor, location)
-	Internal.AttackMove(actor, location)
+Actor.AttackMove = function(actor, location, nearEnough)
+	Internal.AttackMove(actor, location, nearEnough or 0)
 end
 
 Actor.HeliFly = function(actor, position)
@@ -178,3 +178,25 @@ end
 Actor.Trait = function(actor, className)
 	return Internal.Trait(actor, className)
 end
+
+Actor.ReturnToBase = function(actor, airfield)
+	actor:QueueActivity(OpenRA.New("ReturnToBase", { actor, airfield }))
+end
+
+Actor.Patrol = function(actor, waypoints, wait, loop)
+	Utils.Do(waypoints, function(wpt)
+		Actor.AttackMove(actor, wpt.Location, 3)
+		Actor.Wait(actor, wait or 0)
+	end)
+	if loop or loop == nil then
+		Actor.CallFunc(actor, function() Actor.Patrol(actor, waypoints, wait, loop) end)
+	end
+end
+
+Actor.PatrolUntil = function(actor, waypoints, wait, func)
+	if func == nil then error("No function specified", 2) end
+	Actor.Patrol(actor, waypoints, wait, false)
+	if not func(actor) then
+		Actor.CallFunc(actor, function() Actor.PatrolUntil(actor, waypoints, wait, func) end)
+	end
+end

mods/common/lua/map.lua

@@ -16,6 +16,48 @@ Map.GetNamedActor = function(actorName)
 	return Internal.GetNamedActor(actorName)
 end
 
+Map.FindActorsInCircle = function(location, radius, func)
+	local actors = Internal.FindActorsInCircle(location.CenterPosition, WRange.FromCells(radius))
+	return Utils.EnumerableWhere(actors, func)
+end
+
+Map.FindActorsInBox = function(topLeft, bottomRight, func)
+	local actors = Internal.FindActorsInBox(topLeft.CenterPosition, bottomRight.CenterPosition)
+	return Utils.EnumerableWhere(actors, func)
+end
+
+Map.__FilterByTrait = function(a, player, trait)
+	return Actor.Owner(a) == player and Actor.HasTrait(a, trait)
+end
+
+Map.__FilterByTraitAndIdle = function(a, player, trait)
+	return Map.__FilterByTrait(a, player, trait) and Actor.IsIdle(a)
+end
+
+Map.FindUnitsInCircle = function(player, location, radius)
+	return Map.FindActorsInCircle(location, radius, function(a) return Map.__FilterByTrait(a, player, "Mobile") end)
+end
+
+Map.FindUnitsInBox = function(player, topLeft, bottomRight)
+	return Map.FindActorsInBox(topLeft, bottomRight, function(a) return Map.__FilterByTrait(a, player, "Mobile") end)
+end
+
+Map.FindStructuresInCircle = function(player, location, radius)
+	return Map.FindActorsInCircle(location, radius, function(a) return Map.__FilterByTrait(a, player, "Building") end)
+end
+
+Map.FindStructuresInBox = function(player, topLeft, bottomRight)
+	return Map.FindActorsInBox(topLeft, bottomRight, function(a) return Map.__FilterByTrait(a, player, "Building") end)
+end
+
+Map.FindIdleUnitsInCircle = function(player, location, radius)
+	return Map.FindActorsInCircle(location, radius, function(a) return Map.__FilterByTraitAndIdle(a, player, "Mobile") end)
+end
+
+Map.FindIdleUnitsInBox = function(player, topLeft, bottomRight)
+	return Map.FindActorsInBox(topLeft, bottomRight, function(a) return Map.__FilterByTraitAndIdle(a, player, "Mobile") end)
+end
+
 CPos.New = function(x, y)
 	return OpenRA.New("CPos", { { x, "Int32" }, { y, "Int32" } })
 end

mods/common/lua/openra.lua

@@ -10,6 +10,7 @@ OpenRA.New = function(className, args)
 end
 
 OpenRA.RunAfterDelay = function(delay, func)
+	if func == nil then error("No function specified", 2) end
 	Internal.RunAfterDelay(delay, func)
 end
 
@@ -42,7 +43,11 @@ OpenRA.SetWinState = function(player, winState)
 end
 
 OpenRA.GetRandomInteger = function(low, high)
-	return Internal.GetRandomInteger(low, high)
+	if high <= low then
+		return low
+	else
+		return Internal.GetRandomInteger(low, high)
+	end
 end
 
 OpenRA.TakeOre = function(player, amount)

mods/common/lua/production.lua

@@ -0,0 +1,17 @@
+Production = { }
+
+Production.BuildWithSharedQueue = function(player, unit, amount)
+	Internal.BuildWithSharedQueue(player, unit, amount or 1)
+end
+
+Production.BuildWithPerFactoryQueue = function(factory, unit, amount)
+	Internal.BuildWithPerFactoryQueue(factory, unit, amount or 1)
+end
+
+Production.SetRallyPoint = function(factory, location)
+	Actor.Trait(factory, "RallyPoint").rallyPoint = location.Location
+end
+
+Production.SetPrimaryBuilding = function(factory)
+	Actor.Trait(factory, "PrimaryBuilding"):SetPrimaryProducer(factory, true)
+end

mods/common/lua/team.lua

@@ -12,7 +12,7 @@ Team.New = function(actors)
 end
 
 Team.AddActorEventHandlers = function(team)
-	for i, actor in ipairs(team.Actors) do
+	Team.Do(team, function(actor)
 
 		Actor.OnKilled(actor, function()
 			Team.InvokeHandlers(team.OnAnyKilled)
@@ -23,13 +23,11 @@ Team.AddActorEventHandlers = function(team)
 			Team.InvokeHandlers(team.OnAnyRemovedFromWorld)
 			if not Team.AnyAreInWorld(team) then Team.InvokeHandlers(team.OnAllRemovedFromWorld) end
 		end)
-	end
+	end)
 end
 
 Team.InvokeHandlers = function(event)
-	for i, handler in ipairs(event) do
-		handler()
-	end
+	Utils.Do(event, function(handler) handler() end)
 end
 
 Team.AllAreDead = function(team)
@@ -59,3 +57,11 @@ end
 Team.Do = function(team, func)
 	Utils.Do(team.Actors, func)
 end
+
+Team.Patrol = function(team, waypoints, wait, loop)
+	Team.Do(team, function(a) Actor.Patrol(a, waypoints, wait, loop) end)
+end
+
+Team.PatrolUntil = function(team, waypoints, wait, func)
+	Team.Do(team, function(a) Actor.PatrolUntil(a, waypoints, wait, func) end)
+end

mods/common/lua/utils.lua

@@ -75,3 +75,12 @@ end
 Utils.TableToArray = function(luaTable)
 	return Internal.TableToArray(luaTable)
 end
+
+Utils.Seconds = function(seconds)
+	local TicksPerSecond = 25
+	return seconds * TicksPerSecond
+end
+
+Utils.Minutes = function(minutes)
+	return Utils.Seconds(minutes * 60)
+end

mods/d2k/mod.yaml

@@ -161,3 +161,4 @@ LuaScripts:
 	mods/common/lua/reinforcements.lua
 	mods/common/lua/supportpowers.lua
 	mods/common/lua/rules.lua
+	mods/common/lua/production.lua

mods/ra/mod.yaml

@@ -177,3 +177,4 @@ LuaScripts:
 	mods/common/lua/reinforcements.lua
 	mods/common/lua/supportpowers.lua
 	mods/common/lua/rules.lua
+	mods/common/lua/production.lua

mods/ts/mod.yaml

@@ -199,3 +199,4 @@ LuaScripts:
 	mods/common/lua/reinforcements.lua
 	mods/common/lua/supportpowers.lua
 	mods/common/lua/rules.lua
+	mods/common/lua/production.lua