Pathfind command

core/src/mindustry/logic/LAssembler.java

@@ -27,6 +27,8 @@ public class LAssembler{
         putConst("@time", 0);
         //currently controlled unit
         putConst("@unit", null);
+        //reference to self
+        putConst("@this", null);
 
         //add default constants
         putConst("false", 0);

core/src/mindustry/logic/LExecutor.java

@@ -27,7 +27,8 @@ public class LExecutor{
     public static final int
         varCounter = 0,
         varTime = 1,
-        varUnit = 2;
+        varUnit = 2,
+        varThis = 3;
 
     public static final int
         maxGraphicsBuffer = 256,
@@ -215,6 +216,7 @@ public class LExecutor{
             if(unitObj instanceof Unit unit && exec.obj(varUnit) == unit && unit.team == exec.team && !unit.isPlayer() && !(unit.controller() instanceof FormationAI)){
                 if(!(unit.controller() instanceof LogicAI)){
                     unit.controller(new LogicAI());
+                    ((LogicAI)unit.controller()).controller = exec.building(varThis);
 
                     //clear old state
                     if(unit instanceof Minerc miner){
@@ -250,6 +252,9 @@ public class LExecutor{
                             ai.moveRad = exec.numf(p3);
                         }
                     }
+                    case pathfind -> {
+                        ai.control = type;
+                    }
                     case target -> {
                         ai.posTarget.set(exec.numf(p1), exec.numf(p2));
                         ai.aimControl = type;

core/src/mindustry/logic/LUnitControl.java

@@ -4,6 +4,7 @@ public enum LUnitControl{
     stop,
     move("x", "y"),
     approach("x", "y", "radius"),
+    pathfind(),
     target("x", "y", "shoot"),
     targetp("unit", "shoot"),
     itemDrop("to", "amount"),