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

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 java.lang.foreign.MemorySegment;
class="kw">import java.util.Objects;
class="kw">import javax.annotation.Nonnull;
class="kw">import javax.annotation.Nullable;

class="kw">public class MapChunk {
   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 = 9;
   class="kw">public class="kw">static class="kw">final int VARIABLE_FIELD_COUNT = 1;
   class="kw">public class="kw">static class="kw">final int VARIABLE_BLOCK_START = 9;
   class="kw">public class="kw">static class="kw">final int MAX_SIZE = 20480037;
   class="kw">public int chunkX;
   class="kw">public int chunkZ;
   @Nullable
   class="kw">public MapImage image;

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

   class="kw">public MapChunk(int var1, int var2, @Nullable MapImage var3) {
      this.chunkX = var1;
      this.chunkZ = var2;
      this.image = var3;
   }

   class="kw">public MapChunk(@Nonnull MapChunk var1) {
      this.chunkX = var1.chunkX;
      this.chunkZ = var1.chunkZ;
      this.image = var1.image;
   }

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

      long var2 = var1 + 9L;
      if (var2 > var0.byteSize()) {
         throw ProtocolException.bufferTooSmall("MapChunk", (int)Math.min(var2, 2147483647L), (int)var0.byteSize());
      }
   }

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

   class="kw">public class="kw">static int getChunkX(MemorySegment var0, int var1) {
      class="kw">return var0.get(PacketIO.PROTO_INT, var1 + 1);
   }

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

   class="kw">public class="kw">static int getChunkZ(MemorySegment var0, int var1) {
      class="kw">return var0.get(PacketIO.PROTO_INT, var1 + 5);
   }

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

   @Nullable
   class="kw">public class="kw">static MapImage getImage(MemorySegment var0, int var1) {
      class="kw">return hasImage(var0, var1) ? MapImage.toObject(var0, var1 + 9) : null;
   }

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

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

   class="kw">public class="kw">static MapChunk toObject(MemorySegment var0, int var1, @Nullable ReadCursor var2) {
      requireBounds(var0, var1);
      int var3 = var1 + 9;
      int var4 = 0;
      ReadCursor var5 = var2 != null ? var2 : new ReadCursor();
      MapImage var6 = null;
      if (hasImage(var0, var1)) {
         var6 = MapImage.toObject(var0, var3 + var4, var5);
         var4 = var5.position - var3;
      }

      MapChunk var7 = new MapChunk(var0.get(PacketIO.PROTO_INT, var1 + 1), var0.get(PacketIO.PROTO_INT, var1 + 5), var6);
      if (var2 != null) {
         var2.position = var3 + var4;
      }

      class="kw">return var7;
   }

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

      var1.set(PacketIO.PROTO_BYTE, var2 + 0, var3);
      var1.set(PacketIO.PROTO_INT, var2 + 1, this.chunkX);
      var1.set(PacketIO.PROTO_INT, var2 + 5, this.chunkZ);
      int var4 = var2 + 9;
      if (this.image != null) {
         var4 += this.image.serialize(var1, var4);
      }

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

   class="kw">public int computeSize() {
      int var1 = 9;
      if (this.image != null) {
         var1 += this.image.computeSize();
      }

      class="kw">return var1;
   }

   class="kw">public MapChunk clone() {
      MapChunk var1 = new MapChunk();
      var1.chunkX = this.chunkX;
      var1.chunkZ = this.chunkZ;
      var1.image = this.image != null ? this.image.clone() : null;
      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 MapChunk var2) ? false : this.chunkX == var2.chunkX && this.chunkZ == var2.chunkZ && Objects.equals(this.image, var2.image);
      }
   }

   @Override
   class="kw">public int hashCode() {
      class="kw">return Objects.hash(this.chunkX, this.chunkZ, this.image);
   }
}