class="kw">package com.hypixel.hytale.protocol;

class="kw">import com.hypixel.hytale.protocol.io.PacketIO;
class="kw">import com.hypixel.hytale.protocol.io.ProtocolException;
class="kw">import com.hypixel.hytale.protocol.io.ReadCursor;
class="kw">import com.hypixel.hytale.protocol.io.VarInt;
class="kw">import java.lang.foreign.MemorySegment;
class="kw">import java.util.Objects;
class="kw">import javax.annotation.Nonnull;
class="kw">import javax.annotation.Nullable;
class="kw">import org.joml.Vector3fc;

class="kw">public class ModelTrail {
   class="kw">public class="kw">static class="kw">final int NULLABLE_BIT_FIELD_SIZE = 1;
   class="kw">public class="kw">static class="kw">final int FIXED_BLOCK_SIZE = 27;
   class="kw">public class="kw">static class="kw">final int VARIABLE_FIELD_COUNT = 2;
   class="kw">public class="kw">static class="kw">final int VARIABLE_BLOCK_START = 35;
   class="kw">public class="kw">static class="kw">final int MAX_SIZE = 32768045;
   @Nullable
   class="kw">public String trailId;
   @Nonnull
   class="kw">public EntityPart targetEntityPart = EntityPart.Self;
   @Nullable
   class="kw">public String targetNodeName;
   @Nullable
   class="kw">public Vector3fc positionOffset;
   @Nullable
   class="kw">public Direction rotationOffset;
   class="kw">public boolean fixedRotation;

   class="kw">public ModelTrail() {
   }

   class="kw">public ModelTrail(@Nullable String var1, @Nonnull EntityPart var2, @Nullable String var3, @Nullable Vector3fc var4, @Nullable Direction var5, boolean var6) {
      this.trailId = var1;
      this.targetEntityPart = var2;
      this.targetNodeName = var3;
      this.positionOffset = var4;
      this.rotationOffset = var5;
      this.fixedRotation = var6;
   }

   class="kw">public ModelTrail(@Nonnull ModelTrail var1) {
      this.trailId = var1.trailId;
      this.targetEntityPart = var1.targetEntityPart;
      this.targetNodeName = var1.targetNodeName;
      this.positionOffset = var1.positionOffset;
      this.rotationOffset = var1.rotationOffset;
      this.fixedRotation = var1.fixedRotation;
   }

   class="kw">public class="kw">static void requireBounds(MemorySegment var0, int var1) {
      if (var1 < 0) {
         throw ProtocolException.invalidOffset("ModelTrail", var1, (int)var0.byteSize());
      }

      long var2 = var1 + 35L;
      if (var2 > var0.byteSize()) {
         throw ProtocolException.bufferTooSmall("ModelTrail", (int)Math.min(var2, 2147483647L), (int)var0.byteSize());
      }
   }

   @Nullable
   class="kw">public class="kw">static String getTrailId(MemorySegment var0) {
      class="kw">return getTrailId(var0, 0);
   }

   @Nullable
   class="kw">public class="kw">static String getTrailId(MemorySegment var0, int var1) {
      class="kw">return hasTrailId(var0, var1) ? PacketIO.readVarString("TrailId", var0, var1 + getValidatedOffset(var0, var1, 27, 35, "TrailId"), 4096000) : null;
   }

   class="kw">public class="kw">static EntityPart getTargetEntityPart(MemorySegment var0) {
      class="kw">return getTargetEntityPart(var0, 0);
   }

   class="kw">public class="kw">static EntityPart getTargetEntityPart(MemorySegment var0, int var1) {
      class="kw">return EntityPart.fromValue(var0.get(PacketIO.PROTO_BYTE, var1 + 1));
   }

   @Nullable
   class="kw">public class="kw">static String getTargetNodeName(MemorySegment var0) {
      class="kw">return getTargetNodeName(var0, 0);
   }

   @Nullable
   class="kw">public class="kw">static String getTargetNodeName(MemorySegment var0, int var1) {
      class="kw">return hasTargetNodeName(var0, var1)
         ? PacketIO.readVarString("TargetNodeName", var0, var1 + getValidatedOffset(var0, var1, 31, 35, "TargetNodeName"), 4096000)
         : null;
   }

   @Nullable
   class="kw">public class="kw">static Vector3fc getPositionOffset(MemorySegment var0) {
      class="kw">return getPositionOffset(var0, 0);
   }

   @Nullable
   class="kw">public class="kw">static Vector3fc getPositionOffset(MemorySegment var0, int var1) {
      class="kw">return hasPositionOffset(var0, var1) ? PacketIO.requireFinite(PacketIO.readVector3f(var0, var1 + 2), "PositionOffset") : null;
   }

   @Nullable
   class="kw">public class="kw">static Direction getRotationOffset(MemorySegment var0) {
      class="kw">return getRotationOffset(var0, 0);
   }

   @Nullable
   class="kw">public class="kw">static Direction getRotationOffset(MemorySegment var0, int var1) {
      class="kw">return hasRotationOffset(var0, var1) ? Direction.toObject(var0, var1 + 14) : null;
   }

   class="kw">public class="kw">static boolean getFixedRotation(MemorySegment var0) {
      class="kw">return getFixedRotation(var0, 0);
   }

   class="kw">public class="kw">static boolean getFixedRotation(MemorySegment var0, int var1) {
      class="kw">return var0.get(PacketIO.PROTO_BOOL, var1 + 26);
   }

   class="kw">public class="kw">static boolean hasPositionOffset(MemorySegment var0, int var1) {
      byte var2 = var0.get(PacketIO.PROTO_BYTE, var1 + 0);
      class="kw">return (var2 & 1) != 0;
   }

   class="kw">public class="kw">static boolean hasRotationOffset(MemorySegment var0, int var1) {
      byte var2 = var0.get(PacketIO.PROTO_BYTE, var1 + 0);
      class="kw">return (var2 & 2) != 0;
   }

   class="kw">public class="kw">static boolean hasTrailId(MemorySegment var0, int var1) {
      byte var2 = var0.get(PacketIO.PROTO_BYTE, var1 + 0);
      class="kw">return (var2 & 4) != 0;
   }

   class="kw">public class="kw">static boolean hasTargetNodeName(MemorySegment var0, int var1) {
      byte var2 = var0.get(PacketIO.PROTO_BYTE, var1 + 0);
      class="kw">return (var2 & 8) != 0;
   }

   class="kw">private class="kw">static int getValidatedOffset(MemorySegment var0, int var1, int var2, int var3, String var4) {
      int var5 = var0.get(PacketIO.PROTO_INT, var1 + var2);
      if (var5 >= 0 && var5 <= var0.byteSize() - var1 - var3) {
         class="kw">return var3 + var5;
      } else {
         throw ProtocolException.invalidOffset(var4, var5, (int)var0.byteSize());
      }
   }

   class="kw">private class="kw">static void requireSlot(MemorySegment var0, int var1, int var2, String var3) {
      int var4 = var0.get(PacketIO.PROTO_INT, var1);
      if (var4 != var2) {
         throw ProtocolException.nonCanonicalLayout(var3, var4, var2);
      }
   }

   class="kw">public class="kw">static ModelTrail toObject(MemorySegment var0) {
      class="kw">return toObject(var0, 0, null);
   }

   class="kw">public class="kw">static ModelTrail toObject(MemorySegment var0, int var1) {
      class="kw">return toObject(var0, var1, null);
   }

   class="kw">public class="kw">static ModelTrail toObject(MemorySegment var0, int var1, @Nullable ReadCursor var2) {
      requireBounds(var0, var1);
      int var3 = var1 + 35;
      int var4 = 0;
      String var5 = null;
      if (hasTrailId(var0, var1)) {
         requireSlot(var0, var1 + 27, var4, "TrailId");
         int var6 = var3 + var4;
         long var7 = VarInt.getWithLength(var0, var6);
         var5 = PacketIO.readVarString("TrailId", var0, var6, 0, 4096000, var7);
         var4 += (int)var7 + (int)(var7 >>> 32);
      } else {
         requireSlot(var0, var1 + 27, -1, "TrailId");
      }

      String var10 = null;
      if (hasTargetNodeName(var0, var1)) {
         requireSlot(var0, var1 + 31, var4, "TargetNodeName");
         int var11 = var3 + var4;
         long var8 = VarInt.getWithLength(var0, var11);
         var10 = PacketIO.readVarString("TargetNodeName", var0, var11, 0, 4096000, var8);
         var4 += (int)var8 + (int)(var8 >>> 32);
      } else {
         requireSlot(var0, var1 + 31, -1, "TargetNodeName");
      }

      ModelTrail var12 = new ModelTrail(
         var5,
         EntityPart.fromValue(var0.get(PacketIO.PROTO_BYTE, var1 + 1)),
         var10,
         hasPositionOffset(var0, var1) ? PacketIO.requireFinite(PacketIO.readVector3f(var0, var1 + 2), "PositionOffset") : null,
         hasRotationOffset(var0, var1) ? Direction.toObject(var0, var1 + 14) : null,
         var0.get(PacketIO.PROTO_BOOL, var1 + 26)
      );
      if (var2 != null) {
         var2.position = var3 + var4;
      }

      class="kw">return var12;
   }

   class="kw">public int serialize(@Nonnull MemorySegment var1, int var2) {
      byte var3 = 0;
      if (this.positionOffset != null) {
         var3 = (byte)(var3 | 1);
      }

      if (this.rotationOffset != null) {
         var3 = (byte)(var3 | 2);
      }

      if (this.trailId != null) {
         var3 = (byte)(var3 | 4);
      }

      if (this.targetNodeName != null) {
         var3 = (byte)(var3 | 8);
      }

      var1.set(PacketIO.PROTO_BYTE, var2 + 0, var3);
      var1.set(PacketIO.PROTO_BYTE, var2 + 1, (byte)this.targetEntityPart.getValue());
      if (this.positionOffset != null) {
         PacketIO.requireFinite(this.positionOffset, "PositionOffset");
         PacketIO.writeVector3f(var1, var2 + 2, this.positionOffset);
      } else {
         var1.asSlice(var2 + 2, 12L).fill((byte)0);
      }

      if (this.rotationOffset != null) {
         this.rotationOffset.serialize(var1, var2 + 14);
      } else {
         var1.asSlice(var2 + 14, 12L).fill((byte)0);
      }

      var1.set(PacketIO.PROTO_BOOL, var2 + 26, this.fixedRotation);
      int var4 = var2 + 35;
      if (this.trailId != null) {
         var1.set(PacketIO.PROTO_INT, var2 + 27, var4 - var2 - 35);
         var4 += PacketIO.writeVarString(var1, var4, this.trailId, 4096000);
      } else {
         var1.set(PacketIO.PROTO_INT, var2 + 27, -1);
      }

      if (this.targetNodeName != null) {
         var1.set(PacketIO.PROTO_INT, var2 + 31, var4 - var2 - 35);
         var4 += PacketIO.writeVarString(var1, var4, this.targetNodeName, 4096000);
      } else {
         var1.set(PacketIO.PROTO_INT, var2 + 31, -1);
      }

      class="kw">return var4 - var2;
   }

   class="kw">public int computeSize() {
      int var1 = 35;
      if (this.trailId != null) {
         var1 += PacketIO.stringSize(this.trailId);
      }

      if (this.targetNodeName != null) {
         var1 += PacketIO.stringSize(this.targetNodeName);
      }

      class="kw">return var1;
   }

   class="kw">public ModelTrail clone() {
      ModelTrail var1 = new ModelTrail();
      var1.trailId = this.trailId;
      var1.targetEntityPart = this.targetEntityPart;
      var1.targetNodeName = this.targetNodeName;
      var1.positionOffset = this.positionOffset;
      var1.rotationOffset = this.rotationOffset != null ? this.rotationOffset.clone() : null;
      var1.fixedRotation = this.fixedRotation;
      class="kw">return var1;
   }

   @Override
   class="kw">public boolean equals(Object var1) {
      if (this == var1) {
         class="kw">return true;
      } else {
         class="kw">return !(var1 class="kw">instanceof ModelTrail var2)
            ? false
            : Objects.equals(this.trailId, var2.trailId)
               && Objects.equals(this.targetEntityPart, var2.targetEntityPart)
               && Objects.equals(this.targetNodeName, var2.targetNodeName)
               && Objects.equals(this.positionOffset, var2.positionOffset)
               && Objects.equals(this.rotationOffset, var2.rotationOffset)
               && this.fixedRotation == var2.fixedRotation;
      }
   }

   @Override
   class="kw">public int hashCode() {
      class="kw">return Objects.hash(this.trailId, this.targetEntityPart, this.targetNodeName, this.positionOffset, this.rotationOffset, this.fixedRotation);
   }
}