custom model data and changing fields to readable names

src/main/java/me/night/nullvalkyrie/commands/BetaCommand.java

@@ -1,9 +1,12 @@
 package me.night.nullvalkyrie.commands;
 
 import me.night.nullvalkyrie.entities.pets.ZombiePet;
+import org.bukkit.Material;
 import org.bukkit.command.CommandSender;
 import org.bukkit.craftbukkit.v1_19_R2.CraftWorld;
 import org.bukkit.entity.Player;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.ItemMeta;
 
 import java.util.List;
 
@@ -18,6 +21,18 @@ public class BetaCommand extends Command {
         if (sender instanceof Player player) {
             ZombiePet a = new ZombiePet(player.getLocation(), player);
             ((CraftWorld) player.getWorld()).getHandle().addFreshEntity(a);
+            ItemStack item = new ItemStack(Material.NETHERITE_SWORD);
+            ItemMeta itemMeta = item.getItemMeta();
+            assert itemMeta != null;
+            itemMeta.setCustomModelData(1010101);
+            item.setItemMeta(itemMeta);
+            player.getInventory().addItem(item);
+            ItemStack item2 = new ItemStack(Material.GOLDEN_SWORD);
+            ItemMeta itemMeta2 = item2.getItemMeta();
+            assert itemMeta2 != null;
+            itemMeta2.setCustomModelData(1010101);
+            item2.setItemMeta(itemMeta2);
+            player.getInventory().addItem(item2);
         }
 
     }

src/main/java/me/night/nullvalkyrie/entities/pets/PathFinderGoalPet.java

@@ -6,22 +6,19 @@ import net.minecraft.world.entity.*;
 import net.minecraft.world.entity.ai.goal.Goal;
 
 public class PathFinderGoalPet extends Goal {
-
     private final Mob pet; // our pet
     private LivingEntity owner; // owner
-
+    private final double speed; // pet's speed
-    private final double f; // pet's speed
+    private final float distance; // distance between owner & pet
-    private final float g; // distance between owner & pet
+    private double x; // x
-
+    private double y; // y
-    private double c; // x
+    private double z; // z
-    private double d; // y
-    private double e; // z
 
 
     public PathFinderGoalPet(Mob mob, double speed, float distance) {
         this.pet = mob;
-        this.f = speed;
+        this.speed = speed;
-        this.g = distance;
+        this.distance = distance;
         this.setFlags(EnumSet.of(Flag.MOVE, Flag.LOOK, Flag.TARGET, Flag.JUMP));
     }
 
@@ -31,25 +28,25 @@ public class PathFinderGoalPet extends Goal {
         if (this.owner == null) return false;
         else if (this.pet.getDisplayName() == null) return false;
         else if (!this.pet.getDisplayName().getString().contains(this.owner.getName().getString())) return false;
-        else if (this.owner.distanceToSqr(this.pet) > (double) (this.g * this.g)) {
+        else if (this.owner.distanceToSqr(this.pet) > (double) (this.distance * this.distance)) {
             pet.getBukkitEntity().teleport(this.owner.getBukkitEntity().getLocation());
             return false;
         } else {
-            this.c = this.owner.getX();
+            this.x = this.owner.getX();
-            this.d = this.owner.getY();
+            this.y = this.owner.getY();
-            this.e = this.owner.getZ();
+            this.z = this.owner.getZ();
             return true;
         }
     }
 
     @Override
     public void start() {
-        this.pet.getNavigation().moveTo(this.c, this.d, this.e, this.f);
+        this.pet.getNavigation().moveTo(this.x, this.y, this.z, this.speed);
     }
 
     @Override
     public boolean canContinueToUse() {
-        return !this.pet.getNavigation().isDone() && this.owner.distanceToSqr(this.pet) < (double) (this.g * this.g);
+        return !this.pet.getNavigation().isDone() && this.owner.distanceToSqr(this.pet) < (double) (this.distance * this.distance);
     }
 
     @Override