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

class="kw">import com.hypixel.hytale.protocol.NetworkChannel;
class="kw">import com.hypixel.hytale.protocol.Packet;
class="kw">import com.hypixel.hytale.protocol.ToClientPacket;
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.Arrays;
class="kw">import javax.annotation.Nonnull;
class="kw">import javax.annotation.Nullable;

class="kw">public class UnloadChunks class="kw">implements Packet, ToClientPacket {
   class="kw">public class="kw">static class="kw">final int PACKET_ID = 182;
   class="kw">public class="kw">static class="kw">final boolean IS_COMPRESSED = true;
   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 = 1;
   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 = 9;
   class="kw">public class="kw">static class="kw">final int MAX_SIZE = 81939;
   @Nullable
   class="kw">public int[] sections;
   @Nullable
   class="kw">public int[] columns;

   @Override
   class="kw">public int getId() {
      class="kw">return 182;
   }

   @Override
   class="kw">public NetworkChannel getChannel() {
      class="kw">return NetworkChannel.Chunks;
   }

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

   class="kw">public UnloadChunks(@Nullable int[] var1, @Nullable int[] var2) {
      this.sections = var1;
      this.columns = var2;
   }

   class="kw">public UnloadChunks(@Nonnull UnloadChunks var1) {
      this.sections = var1.sections;
      this.columns = var1.columns;
   }

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

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

   @Nullable
   class="kw">public class="kw">static int[] getSections(MemorySegment var0) {
      class="kw">return getSections(var0, 0);
   }

   @Nullable
   class="kw">public class="kw">static int[] getSections(MemorySegment var0, int var1) {
      if (!hasSections(var0, var1)) {
         class="kw">return null;
      }

      int var2 = var1 + getValidatedOffset(var0, var1, 1, 9, "Sections");
      long var3 = VarInt.getWithLength(var0, var2);
      if (var3 == -1L) {
         throw ProtocolException.invalidVarInt("Sections");
      }

      int var5 = (int)var3;
      if (var5 > 12288) {
         throw ProtocolException.arrayTooLong("Sections", var5, 12288);
      }

      int var6 = (int)(var3 >>> 32);
      if (var2 + var6 + var5 * 4L > var0.byteSize()) {
         throw ProtocolException.bufferTooSmall("Sections", (int)Math.min(var2 + var6 + var5 * 4L, 2147483647L), (int)var0.byteSize());
      }

      var2 += var6;
      int[] var7 = new int[var5];
      MemorySegment.copy(var0, PacketIO.PROTO_INT, var2, var7, 0, var5);
      class="kw">return var7;
   }

   @Nullable
   class="kw">public class="kw">static int[] getColumns(MemorySegment var0) {
      class="kw">return getColumns(var0, 0);
   }

   @Nullable
   class="kw">public class="kw">static int[] getColumns(MemorySegment var0, int var1) {
      if (!hasColumns(var0, var1)) {
         class="kw">return null;
      }

      int var2 = var1 + getValidatedOffset(var0, var1, 5, 9, "Columns");
      long var3 = VarInt.getWithLength(var0, var2);
      if (var3 == -1L) {
         throw ProtocolException.invalidVarInt("Columns");
      }

      int var5 = (int)var3;
      if (var5 > 8192) {
         throw ProtocolException.arrayTooLong("Columns", var5, 8192);
      }

      int var6 = (int)(var3 >>> 32);
      if (var2 + var6 + var5 * 4L > var0.byteSize()) {
         throw ProtocolException.bufferTooSmall("Columns", (int)Math.min(var2 + var6 + var5 * 4L, 2147483647L), (int)var0.byteSize());
      }

      var2 += var6;
      int[] var7 = new int[var5];
      MemorySegment.copy(var0, PacketIO.PROTO_INT, var2, var7, 0, var5);
      class="kw">return var7;
   }

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

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

   class="kw">public class="kw">static UnloadChunks toObject(MemorySegment var0, int var1, @Nullable ReadCursor var2) {
      requireBounds(var0, var1);
      int var3 = var1 + 9;
      int var4 = 0;
      int[] var5 = null;
      if (hasSections(var0, var1)) {
         requireSlot(var0, var1 + 1, var4, "Sections");
         int var6 = var3 + var4;
         long var7 = VarInt.getWithLength(var0, var6);
         if (var7 == -1L) {
            throw ProtocolException.invalidVarInt("Sections");
         }

         int var9 = (int)var7;
         if (var9 > 12288) {
            throw ProtocolException.arrayTooLong("Sections", var9, 12288);
         }

         int var10 = (int)(var7 >>> 32);
         if (var6 + var10 + var9 * 4L > var0.byteSize()) {
            throw ProtocolException.bufferTooSmall("Sections", (int)Math.min(var6 + var10 + var9 * 4L, 2147483647L), (int)var0.byteSize());
         }

         var6 += var10;
         var5 = new int[var9];
         MemorySegment.copy(var0, PacketIO.PROTO_INT, var6, var5, 0, var9);
         var4 = var6 + var9 * 4 - var3;
      } else {
         requireSlot(var0, var1 + 1, -1, "Sections");
      }

      int[] var13 = null;
      if (hasColumns(var0, var1)) {
         requireSlot(var0, var1 + 5, var4, "Columns");
         int var14 = var3 + var4;
         long var8 = VarInt.getWithLength(var0, var14);
         if (var8 == -1L) {
            throw ProtocolException.invalidVarInt("Columns");
         }

         int var17 = (int)var8;
         if (var17 > 8192) {
            throw ProtocolException.arrayTooLong("Columns", var17, 8192);
         }

         int var11 = (int)(var8 >>> 32);
         if (var14 + var11 + var17 * 4L > var0.byteSize()) {
            throw ProtocolException.bufferTooSmall("Columns", (int)Math.min(var14 + var11 + var17 * 4L, 2147483647L), (int)var0.byteSize());
         }

         var14 += var11;
         var13 = new int[var17];
         MemorySegment.copy(var0, PacketIO.PROTO_INT, var14, var13, 0, var17);
         var4 = var14 + var17 * 4 - var3;
      } else {
         requireSlot(var0, var1 + 5, -1, "Columns");
      }

      UnloadChunks var16 = new UnloadChunks(var5, var13);
      if (var2 != null) {
         var2.position = var3 + var4;
      }

      class="kw">return var16;
   }

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

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

      var1.set(PacketIO.PROTO_BYTE, var2 + 0, var3);
      int var4 = var2 + 9;
      if (this.sections != null) {
         var1.set(PacketIO.PROTO_INT, var2 + 1, var4 - var2 - 9);
         if (this.sections.length > 12288) {
            throw ProtocolException.arrayTooLong("Sections", this.sections.length, 12288);
         }

         var4 += VarInt.set(var1, var4, this.sections.length);
         MemorySegment.copy(this.sections, 0, var1, PacketIO.PROTO_INT, var4, this.sections.length);
         var4 += this.sections.length * 4;
      } else {
         var1.set(PacketIO.PROTO_INT, var2 + 1, -1);
      }

      if (this.columns != null) {
         var1.set(PacketIO.PROTO_INT, var2 + 5, var4 - var2 - 9);
         if (this.columns.length > 8192) {
            throw ProtocolException.arrayTooLong("Columns", this.columns.length, 8192);
         }

         var4 += VarInt.set(var1, var4, this.columns.length);
         MemorySegment.copy(this.columns, 0, var1, PacketIO.PROTO_INT, var4, this.columns.length);
         var4 += this.columns.length * 4;
      } else {
         var1.set(PacketIO.PROTO_INT, var2 + 5, -1);
      }

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

   @Override
   class="kw">public int computeSize() {
      int var1 = 9;
      if (this.sections != null) {
         var1 += VarInt.size(this.sections.length) + this.sections.length * 4;
      }

      if (this.columns != null) {
         var1 += VarInt.size(this.columns.length) + this.columns.length * 4;
      }

      class="kw">return var1;
   }

   class="kw">public UnloadChunks clone() {
      UnloadChunks var1 = new UnloadChunks();
      var1.sections = this.sections != null ? Arrays.copyOf(this.sections, this.sections.length) : null;
      var1.columns = this.columns != null ? Arrays.copyOf(this.columns, this.columns.length) : 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 UnloadChunks var2) ? false : Arrays.equals(this.sections, var2.sections) && Arrays.equals(this.columns, var2.columns);
      }
   }

   @Override
   class="kw">public int hashCode() {
      int var1 = 1;
      var1 = 31 * var1 + Arrays.hashCode(this.sections);
      class="kw">return 31 * var1 + Arrays.hashCode(this.columns);
   }
}