Configurable plans, taken from Foo's

core/src/mindustry/world/Block.java

@@ -1431,6 +1431,16 @@ public class Block extends UnlockableContent implements Senseable{
         }
     }
 
+    /** Fills the specified array with the list of configuration options this block has. Only used for plans. */
+    public void getPlanConfigs(Seq<UnlockableContent> options){
+        if(configurations.containsKey(Item.class)){
+            options.add(content.items());
+        }
+        if(configurations.containsKey(Liquid.class)){
+            options.add(content.liquids());
+        }
+    }
+
     @Override
     public double sense(LAccess sensor){
         return switch(sensor){

core/src/mindustry/world/blocks/payloads/Constructor.java

@@ -7,6 +7,7 @@ import arc.struct.*;
 import arc.util.*;
 import arc.util.io.*;
 import mindustry.*;
+import mindustry.ctype.*;
 import mindustry.world.*;
 import mindustry.world.blocks.*;
 import mindustry.world.blocks.storage.*;
@@ -44,10 +45,15 @@ public class Constructor extends BlockProducer{
         stats.add(Stat.output, "@x@ ~ @x@", minBlockSize, minBlockSize, maxBlockSize, maxBlockSize);
     }
 
+    @Override
+    public void getPlanConfigs(Seq<UnlockableContent> options){
+        options.add(content.blocks().select(this::canProduce));
+    }
+
     public boolean canProduce(Block b){
         return b.isVisible() && b.size >= minBlockSize && b.size <= maxBlockSize && !(b instanceof CoreBlock) && !state.rules.isBanned(b) && b.environmentBuildable() && (filter.isEmpty() || filter.contains(b));
     }
-    
+
     public class ConstructorBuild extends BlockProducerBuild{
         public @Nullable Block recipe;
 
@@ -65,7 +71,7 @@ public class Constructor extends BlockProducer{
         public Object config(){
             return recipe;
         }
-        
+
         @Override
         public void drawSelect(){
             if(recipe != null){

core/src/mindustry/world/blocks/payloads/PayloadRouter.java

@@ -4,6 +4,7 @@ import arc.graphics.*;
 import arc.graphics.g2d.*;
 import arc.math.*;
 import arc.scene.ui.layout.*;
+import arc.struct.*;
 import arc.util.*;
 import arc.util.io.*;
 import mindustry.*;
@@ -22,7 +23,7 @@ import static mindustry.Vars.*;
 
 public class PayloadRouter extends PayloadConveyor{
     public boolean invert = false;
-    
+
     public @Load("@-over") TextureRegion overRegion;
 
     public PayloadRouter(String name){
@@ -45,6 +46,12 @@ public class PayloadRouter extends PayloadConveyor{
         Draw.rect(overRegion, plan.drawx(), plan.drawy());
     }
 
+    @Override
+    public void getPlanConfigs(Seq<UnlockableContent> options){
+        options.add(content.blocks().select(this::canSort));
+        options.add(content.units().select(this::canSort));
+    }
+
     public boolean canSort(Block b){
         return b.isVisible() && b.size <= size && !(b instanceof CoreBlock) && !state.rules.isBanned(b) && b.environmentBuildable();
     }

core/src/mindustry/world/blocks/payloads/PayloadSource.java

@@ -5,6 +5,7 @@ import arc.graphics.g2d.*;
 import arc.math.*;
 import arc.math.geom.*;
 import arc.scene.ui.layout.*;
+import arc.struct.*;
 import arc.util.*;
 import arc.util.io.*;
 import mindustry.*;
@@ -66,6 +67,12 @@ public class PayloadSource extends PayloadBlock{
         });
     }
 
+    @Override
+    public void getPlanConfigs(Seq<UnlockableContent> options){
+        options.add(content.blocks().select(this::canProduce));
+        options.add(content.units().select(this::canProduce));
+    }
+
     @Override
     public TextureRegion[] icons(){
         return new TextureRegion[]{region, outRegion, topRegion};

core/src/mindustry/world/blocks/units/UnitFactory.java

@@ -13,6 +13,7 @@ import arc.util.*;
 import arc.util.io.*;
 import mindustry.*;
 import mindustry.ai.*;
+import mindustry.ctype.*;
 import mindustry.entities.*;
 import mindustry.entities.units.*;
 import mindustry.game.EventType.*;
@@ -172,6 +173,15 @@ public class UnitFactory extends UnitBlock{
         Draw.rect(topRegion, plan.drawx(), plan.drawy());
     }
 
+    @Override
+    public void getPlanConfigs(Seq<UnlockableContent> options){
+        for(var plan : plans){
+            if(!plan.unit.isBanned()){
+                options.add(plan.unit);
+            }
+        }
+    }
+
     public static class UnitPlan{
         public UnitType unit;
         public ItemStack[] requirements;