Fix no such method error on severely outdated minecraft versions, add InteractionController

main/src/main/java/net/citizensnpcs/Settings.java

@@ -328,9 +328,13 @@ public class Settings {
         }
 
         protected void loadFromKey(DataKey root) {
-            if (root.keyExists(path)) {
+            if (SUPPORTS_SET_COMMENTS && root.keyExists(path)) {
+                try {
                     ((YamlKey) root).getSection("").setComments(path,
                             comments == null ? null : Arrays.asList(comments.split("<br>")));
+                } catch (Throwable t) {
+                    SUPPORTS_SET_COMMENTS = false;
+                }
             }
             if (migrate != null && root.keyExists(migrate) && !root.keyExists(path)) {
                 value = root.getRaw(migrate);
@@ -344,4 +348,6 @@ public class Settings {
             root.setRaw(path, value);
         }
     }
+
+    private static boolean SUPPORTS_SET_COMMENTS = true;
 }

v1_19_R3/src/main/java/net/citizensnpcs/nms/v1_19_R3/entity/nonliving/InteractionController.java

@@ -0,0 +1,124 @@
+package net.citizensnpcs.nms.v1_19_R3.entity.nonliving;
+
+import org.bukkit.Bukkit;
+import org.bukkit.craftbukkit.v1_19_R3.CraftServer;
+import org.bukkit.craftbukkit.v1_19_R3.entity.CraftEntity;
+import org.bukkit.craftbukkit.v1_19_R3.entity.CraftInteraction;
+import org.bukkit.util.Vector;
+
+import net.citizensnpcs.api.npc.NPC;
+import net.citizensnpcs.nms.v1_19_R3.entity.MobEntityController;
+import net.citizensnpcs.nms.v1_19_R3.util.ForwardingNPCHolder;
+import net.citizensnpcs.nms.v1_19_R3.util.NMSBoundingBox;
+import net.citizensnpcs.nms.v1_19_R3.util.NMSImpl;
+import net.citizensnpcs.npc.CitizensNPC;
+import net.citizensnpcs.npc.ai.NPCHolder;
+import net.citizensnpcs.util.Util;
+import net.minecraft.core.PositionImpl;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.server.level.ServerLevel;
+import net.minecraft.tags.TagKey;
+import net.minecraft.world.entity.Entity;
+import net.minecraft.world.entity.EntityType;
+import net.minecraft.world.entity.Interaction;
+import net.minecraft.world.level.Level;
+import net.minecraft.world.level.material.Fluid;
+import net.minecraft.world.phys.AABB;
+
+public class InteractionController extends MobEntityController {
+    public InteractionController() {
+        super(EntityInteractionNPC.class);
+    }
+
+    @Override
+    public org.bukkit.entity.Interaction getBukkitEntity() {
+        return (org.bukkit.entity.Interaction) super.getBukkitEntity();
+    }
+
+    public static class EntityInteractionNPC extends Interaction implements NPCHolder {
+        private final CitizensNPC npc;
+
+        public EntityInteractionNPC(EntityType<? extends Interaction> types, Level level) {
+            this(types, level, null);
+        }
+
+        public EntityInteractionNPC(EntityType<? extends Interaction> types, Level level, NPC npc) {
+            super(types, level);
+            this.npc = (CitizensNPC) npc;
+        }
+
+        @Override
+        public CraftEntity getBukkitEntity() {
+            if (npc != null && !(super.getBukkitEntity() instanceof NPCHolder)) {
+                NMSImpl.setBukkitEntity(this, new InteractionNPC(this));
+            }
+            return super.getBukkitEntity();
+        }
+
+        @Override
+        public NPC getNPC() {
+            return npc;
+        }
+
+        @Override
+        public boolean isPushable() {
+            return npc == null ? super.isPushable()
+                    : npc.data().<Boolean> get(NPC.Metadata.COLLIDABLE, !npc.isProtected());
+        }
+
+        @Override
+        protected AABB makeBoundingBox() {
+            return NMSBoundingBox.makeBB(npc, super.makeBoundingBox());
+        }
+
+        @Override
+        public void push(double x, double y, double z) {
+            Vector vector = Util.callPushEvent(npc, x, y, z);
+            if (vector != null) {
+                super.push(vector.getX(), vector.getY(), vector.getZ());
+            }
+        }
+
+        @Override
+        public void push(Entity entity) {
+            // this method is called by both the entities involved - cancelling
+            // it will not stop the NPC from moving.
+            super.push(entity);
+            if (npc != null) {
+                Util.callCollisionEvent(npc, entity.getBukkitEntity());
+            }
+        }
+
+        @Override
+        public boolean save(CompoundTag save) {
+            return npc == null ? super.save(save) : false;
+        }
+
+        @Override
+        public Entity teleportTo(ServerLevel worldserver, PositionImpl location) {
+            if (npc == null)
+                return super.teleportTo(worldserver, location);
+            return NMSImpl.teleportAcrossWorld(this, worldserver, location);
+        }
+
+        @Override
+        public void tick() {
+            if (npc != null) {
+                npc.update();
+            } else {
+                super.tick();
+            }
+        }
+
+        @Override
+        public boolean updateFluidHeightAndDoFluidPushing(TagKey<Fluid> tagkey, double d0) {
+            return NMSImpl.fluidPush(npc, this, () -> super.updateFluidHeightAndDoFluidPushing(tagkey, d0));
+        }
+    }
+
+    public static class InteractionNPC extends CraftInteraction implements ForwardingNPCHolder {
+        public InteractionNPC(EntityInteractionNPC entity) {
+            super((CraftServer) Bukkit.getServer(), entity);
+        }
+    }
+}

v1_19_R3/src/main/java/net/citizensnpcs/nms/v1_19_R3/util/CustomEntityRegistry.java

@@ -434,6 +434,7 @@ public class CustomEntityRegistry extends DefaultedMappedRegistry<EntityType<?>>
         minecraftClassMap.put(EntityType.BLOCK_DISPLAY, Display.ItemDisplay.class);
         minecraftClassMap.put(EntityType.ITEM_DISPLAY, Display.TextDisplay.class);
         minecraftClassMap.put(EntityType.TEXT_DISPLAY, Display.BlockDisplay.class);
+        minecraftClassMap.put(EntityType.INTERACTION, net.minecraft.world.entity.Interaction.class);
         minecraftClassMap.put(EntityType.SILVERFISH, Silverfish.class);
         minecraftClassMap.put(EntityType.SKELETON, Skeleton.class);
         minecraftClassMap.put(EntityType.SKELETON_HORSE, SkeletonHorse.class);

v1_19_R3/src/main/java/net/citizensnpcs/nms/v1_19_R3/util/NMSImpl.java

@@ -196,6 +196,7 @@ import net.citizensnpcs.nms.v1_19_R3.entity.nonliving.FallingBlockController;
 import net.citizensnpcs.nms.v1_19_R3.entity.nonliving.FireworkController;
 import net.citizensnpcs.nms.v1_19_R3.entity.nonliving.FishingHookController;
 import net.citizensnpcs.nms.v1_19_R3.entity.nonliving.GlowItemFrameController;
+import net.citizensnpcs.nms.v1_19_R3.entity.nonliving.InteractionController;
 import net.citizensnpcs.nms.v1_19_R3.entity.nonliving.ItemController;
 import net.citizensnpcs.nms.v1_19_R3.entity.nonliving.ItemDisplayController;
 import net.citizensnpcs.nms.v1_19_R3.entity.nonliving.ItemFrameController;
@@ -1020,6 +1021,7 @@ public class NMSImpl implements NMSBridge {
         EntityControllers.setEntityControllerForType(EntityType.BLOCK_DISPLAY, BlockDisplayController.class);
         EntityControllers.setEntityControllerForType(EntityType.ITEM_DISPLAY, TextDisplayController.class);
         EntityControllers.setEntityControllerForType(EntityType.TEXT_DISPLAY, ItemDisplayController.class);
+        EntityControllers.setEntityControllerForType(EntityType.INTERACTION, InteractionController.class);
     }
 
     @Override