Fixup remaining critical startup issues

plugin/src/main/java/me/libraryaddict/disguise/utilities/reflection/ClassMappings.java

@@ -0,0 +1,48 @@
+package me.libraryaddict.disguise.utilities.reflection;
+
+import java.util.HashMap;
+
+public class ClassMappings {
+    private static HashMap<String, String> classLocations = new HashMap<>();
+
+    private static final String[] packages = getPackages();
+
+    public static String getClass(String packageHint, String className) {
+        String location = classLocations.get(className);
+        if (location != null)
+            return location;
+        location = className;
+        String[] arrayOfString;
+        int i;
+        byte b;
+        for (arrayOfString = packages, i = arrayOfString.length, b = 0; b < i; ) {
+            String pack = arrayOfString[b];
+            if (!pack.startsWith(packageHint)) {
+                b++;
+                continue;
+            }
+            String toTry = pack + "." + className;
+            try {
+                Class.forName(toTry);
+                location = pack + "." + className;
+                break;
+            } catch (Throwable throwable) {
+                b++;
+            }
+        }
+        classLocations.put(className, location);
+        return location;
+    }
+
+    private static String[] getPackages() {
+        String[] s = {
+                "net.minecraft.core", "net.minecraft.core.particles", "net.minecraft.nbt", "net.minecraft.network.chat", "net.minecraft.network.protocol.game", "net.minecraft.network.syncher", "net.minecraft.resources", "net.minecraft.server.level", "net.minecraft.server", "net.minecraft.server.network",
+                "net.minecraft.sounds", "net.minecraft.world.damagesource", "net.minecraft.world.effect", "net.minecraft.world.entity.ambient", "net.minecraft.world.entity.animal.axolotl", "net.minecraft.world.entity.animal", "net.minecraft.world.entity.animal.goat", "net.minecraft.world.entity.animal.horse", "net.minecraft.world.entity.boss.enderdragon", "net.minecraft.world.entity.boss.wither",
+                "net.minecraft.world.entity.decoration", "net.minecraft.world.entity", "net.minecraft.world.entity.item", "net.minecraft.world.entity.monster", "net.minecraft.world.entity.monster.hoglin", "net.minecraft.world.entity.monster.piglin", "net.minecraft.world.entity.npc", "net.minecraft.world.entity.player", "net.minecraft.world.entity.projectile", "net.minecraft.world.entity.vehicle",
+                "net.minecraft.world.inventory", "net.minecraft.world.item", "net.minecraft.world.level.block", "net.minecraft.world.level.block.state", "net.minecraft.world.level", "net.minecraft.world.phys", "org.bukkit.craftbukkit.$version$.block.data", "org.bukkit.craftbukkit.$version$", "org.bukkit.craftbukkit.$version$.entity", "org.bukkit.craftbukkit.$version$.inventory",
+                "org.bukkit.craftbukkit.$version$.util" };
+        for (int i = 0; i < s.length; i++)
+            s[i] = s[i].replace("$version$", ReflectionManager.getBukkitVersion());
+        return s;
+    }
+}

plugin/src/main/java/me/libraryaddict/disguise/utilities/reflection/ReflectionManager.java

@@ -117,7 +117,15 @@ public class ReflectionManager {
 
     public static void init() {
         try {
-            v1_18ReflectionManager = getReflectionManager(NmsVersion.v1_18);
+            // Load first because its necessary for 1.18+
+            if (NmsVersion.v1_14.isSupported()) {
+                entityPoseClass = getNmsClass("EntityPose");
+            }
+
+            if (NmsVersion.v1_18.isSupported()) {
+                v1_18ReflectionManager = getReflectionManager(NmsVersion.v1_18);
+                return;
+            }
             boundingBoxConstructor = getNmsConstructor("AxisAlignedBB", double.class, double.class, double.class, double.class, double.class, double.class);
 
             setBoundingBoxMethod = getNmsMethod("Entity", "a", getNmsClass("AxisAlignedBB"));
@@ -199,7 +207,6 @@ public class ReflectionManager {
                 entityTypesAMethod = getNmsMethod("EntityTypes", "a", String.class);
 
                 if (NmsVersion.v1_14.isSupported()) {
-                    entityPoseClass = getNmsClass("EntityPose");
                     registryBlocksGetMethod = getNmsMethod("RegistryBlocks", "get", getNmsClass("MinecraftKey"));
                     villagerDataConstructor = getNmsConstructor("VillagerData", getNmsClass("VillagerType"), getNmsClass("VillagerProfession"), int.class);
 
@@ -348,6 +355,7 @@ public class ReflectionManager {
         if (NmsVersion.v1_18.isSupported()) {
             return v1_18ReflectionManager.getIncrementedStateId(player);
         }
+
         try {
             Object container = playerInventoryContainer.get(getNmsEntity(player));
 
@@ -924,13 +932,7 @@ public class ReflectionManager {
     }
 
     public static WrappedGameProfile getGameProfile(UUID uuid, String playerName) {
-        try {
+        return ReflectionManagerAbstract.getGameProfile(uuid == null ? getRandomUUID() : uuid, playerName);
-            return new WrappedGameProfile(uuid != null ? uuid : getRandomUUID(),
-                    playerName == null || playerName.length() < 17 ? playerName : playerName.substring(0, 16));
-        } catch (Exception ex) {
-            ex.printStackTrace();
-        }
-        return null;
     }
 
     public static WrappedGameProfile getClonedProfile(WrappedGameProfile gameProfile) {
@@ -968,6 +970,10 @@ public class ReflectionManager {
     }
 
     private static String getLocation(String pack, String className) {
+        if (NmsVersion.v1_18.isSupported()) {
+            return ClassMappings.getClass(pack, className);
+        }
+
         String toReturn = classLocations.get(className);
 
         if (toReturn != null) {
@@ -1677,6 +1683,10 @@ public class ReflectionManager {
     public static Object createDataWatcherItem(MetaIndex id, Object value) {
         WrappedDataWatcherObject watcherObject = createDataWatcherObject(id, value);
 
+        if (NmsVersion.v1_18.isSupported()) {
+            return v1_18ReflectionManager.createDataWatcherItem(watcherObject, convertInvalidMeta(value));
+        }
+
         try {
             return dataWatcherItemConstructor.newInstance(watcherObject.getHandle(), convertInvalidMeta(value));
         } catch (InstantiationException | IllegalAccessException | InvocationTargetException e) {
@@ -2253,7 +2263,7 @@ public class ReflectionManager {
                 return;
             }
 
-            Object nmsEntity = ReflectionManager.createEntityInstance(disguiseType, nmsEntityName);
+            Object nmsEntity = ReflectionManager.createEntityInstance(disguiseType, NmsVersion.v1_18.isSupported() ? disguiseType.getEntityType().getKey().getKey() : nmsEntityName);
 
             if (nmsEntity == null) {
                 DisguiseUtilities.getLogger().warning("Entity not found! (" + nmsEntityName + ")");

shared/src/main/java/me/libraryaddict/disguise/utilities/reflection/ReflectionManagerAbstract.java

@@ -1,6 +1,7 @@
 package me.libraryaddict.disguise.utilities.reflection;
 
 import com.comphenix.protocol.wrappers.EnumWrappers;
+import com.comphenix.protocol.wrappers.WrappedDataWatcher;
 import com.comphenix.protocol.wrappers.WrappedGameProfile;
 import com.mojang.authlib.ProfileLookupCallback;
 import org.bukkit.*;
@@ -17,6 +18,7 @@ import org.bukkit.util.Vector;
 
 import java.util.Map;
 import java.util.Optional;
+import java.util.UUID;
 
 public interface ReflectionManagerAbstract {
     boolean hasInvul(Entity entity);
@@ -107,6 +109,8 @@ public interface ReflectionManagerAbstract {
 
     Object getVillagerProfession(Villager.Profession profession);
 
+    <T> Object createDataWatcherItem(WrappedDataWatcher.WrappedDataWatcherObject wrappedDataWatcherObject, T metaItem);
+
     @Deprecated
     Object createSoundEffect(String minecraftKey);
 
@@ -137,4 +141,13 @@ public interface ReflectionManagerAbstract {
     Object getWorldServer(World w);
 
     ItemMeta getDeserializedItemMeta(Map<String, Object> meta);
+
+    static WrappedGameProfile getGameProfile(UUID uuid, String playerName) {
+        try {
+            return new WrappedGameProfile(uuid, playerName == null || playerName.length() < 17 ? playerName : playerName.substring(0, 16));
+        } catch (Exception ex) {
+            ex.printStackTrace();
+        }
+        return null;
+    }
 }

v1_18_R1/src/main/java/me/libraryaddict/disguise/v1_18/utilities/reflection/ReflectionManager.java

@@ -2,6 +2,7 @@ package me.libraryaddict.disguise.v1_18.utilities.reflection;
 
 import com.comphenix.protocol.wrappers.*;
 import com.comphenix.protocol.wrappers.EnumWrappers.Direction;
+import com.comphenix.protocol.wrappers.nbt.NbtWrapper;
 import com.mojang.authlib.Agent;
 import com.mojang.authlib.GameProfile;
 import com.mojang.authlib.ProfileLookupCallback;
@@ -10,8 +11,11 @@ import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
 import me.libraryaddict.disguise.utilities.reflection.ReflectionManagerAbstract;
 import net.minecraft.core.BlockPos;
 import net.minecraft.core.Registry;
+import net.minecraft.core.Vector3f;
 import net.minecraft.network.chat.TextComponent;
 import net.minecraft.network.protocol.game.ClientboundPlayerInfoPacket;
+import net.minecraft.network.syncher.EntityDataAccessor;
+import net.minecraft.network.syncher.SynchedEntityData;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.server.dedicated.DedicatedServer;
 import net.minecraft.server.level.*;
@@ -26,6 +30,8 @@ import net.minecraft.world.entity.EntityDimensions;
 import net.minecraft.world.entity.npc.VillagerData;
 import net.minecraft.world.entity.npc.VillagerProfession;
 import net.minecraft.world.entity.npc.VillagerType;
+import net.minecraft.world.entity.projectile.FishingHook;
+import net.minecraft.world.entity.projectile.ThrownEnderpearl;
 import net.minecraft.world.level.GameType;
 import net.minecraft.world.level.block.Block;
 import net.minecraft.world.level.block.state.BlockState;
@@ -102,7 +108,18 @@ public class ReflectionManager implements ReflectionManagerAbstract {
         if (optional.isPresent()) {
             net.minecraft.world.entity.EntityType<?> entityType = optional.get();
             ServerLevel world = getWorldServer(Bukkit.getWorlds().get(0));
-            net.minecraft.world.entity.Entity entity = entityType.create(world);
+            net.minecraft.world.entity.Entity entity;
+            if (entityType == net.minecraft.world.entity.EntityType.PLAYER) {
+                WrappedGameProfile gameProfile = ReflectionManagerAbstract.getGameProfile(new UUID(0, 0), "Steve");
+                entity = new ServerPlayer(getMinecraftServer(), world, (GameProfile) gameProfile.getHandle());
+            }/* else if (entityType == net.minecraft.world.entity.EntityType.ENDER_PEARL) {
+                entity = new ThrownEnderpearl(world, (net.minecraft.world.entity.LivingEntity) createEntityInstance("cow"));
+            } else if (entityType == net.minecraft.world.entity.EntityType.FISHING_BOBBER) {
+                entity = new FishingHook((net.minecraft.world.entity.player.Player) createEntityInstance("player"), world, 0, 0);
+            }*/ else {
+                entity = entityType.create(world);
+            }
+
             // Workaround for paper being 2 smart 4 me
             entity.setPos(1.0, 1.0, 1.0);
             entity.setPos(0.0, 0.0, 0.0);
@@ -291,13 +308,13 @@ public class ReflectionManager implements ReflectionManagerAbstract {
         return Optional.empty();
     }
 
-    public Vec3 convertVec3(Object object) {
+    public Vector3f convertVec3(Object object) {
         if (object instanceof Vector3F) {
             Vector3F vector3F = (Vector3F) object;
-            return new Vec3(vector3F.getX(), vector3F.getY(), vector3F.getZ());
+            return new Vector3f(vector3F.getX(), vector3F.getY(), vector3F.getZ());
         } else if (object instanceof EulerAngle) {
             EulerAngle eulerAngle = (EulerAngle) object;
-            return new Vec3(eulerAngle.getX(), eulerAngle.getY(), eulerAngle.getZ());
+            return new Vector3f((float) eulerAngle.getX(), (float) eulerAngle.getY(), (float) eulerAngle.getZ());
         }
 
         return null;
@@ -334,6 +351,10 @@ public class ReflectionManager implements ReflectionManagerAbstract {
         return Registry.VILLAGER_PROFESSION.get(CraftNamespacedKey.toMinecraft(profession.getKey()));
     }
 
+    public <T> SynchedEntityData.DataItem<T> createDataWatcherItem(WrappedDataWatcher.WrappedDataWatcherObject wrappedDataWatcherObject, T metaItem) {
+        return new SynchedEntityData.DataItem<>((EntityDataAccessor<T>) wrappedDataWatcherObject.getHandle(), metaItem);
+    }
+
     @Deprecated
     public SoundEvent createSoundEffect(String minecraftKey) {
         return new SoundEvent(new ResourceLocation(minecraftKey));