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 com.hypixel.hytale.protocol.packets.interface_.BlockChange;
class="kw">import com.hypixel.hytale.protocol.packets.interface_.FluidChange;
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 PrefabPreviewUpdate class="kw">extends ComponentUpdate {
   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 = 13;
   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 = 21;
   class="kw">public class="kw">static class="kw">final int MAX_SIZE = 139264031;
   @Nullable
   class="kw">public BlockChange[] blocks;
   @Nullable
   class="kw">public FluidChange[] fluids;
   class="kw">public int visibleLayerCount;
   class="kw">public int biomeTint;
   class="kw">public int waterTint;

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

   class="kw">public PrefabPreviewUpdate(@Nullable BlockChange[] var1, @Nullable FluidChange[] var2, int var3, int var4, int var5) {
      this.blocks = var1;
      this.fluids = var2;
      this.visibleLayerCount = var3;
      this.biomeTint = var4;
      this.waterTint = var5;
   }

   class="kw">public PrefabPreviewUpdate(@Nonnull PrefabPreviewUpdate var1) {
      this.blocks = var1.blocks;
      this.fluids = var1.fluids;
      this.visibleLayerCount = var1.visibleLayerCount;
      this.biomeTint = var1.biomeTint;
      this.waterTint = var1.waterTint;
   }

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

      long var2 = var1 + 21L;
      if (var2 > var0.byteSize()) {
         throw ProtocolException.bufferTooSmall("PrefabPreviewUpdate", (int)Math.min(var2, 2147483647L), (int)var0.byteSize());
      }
   }

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

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

      int var2 = var1 + getValidatedOffset(var0, var1, 13, 21, "Blocks");
      long var3 = VarInt.getWithLength(var0, var2);
      if (var3 == -1L) {
         throw ProtocolException.invalidVarInt("Blocks");
      }

      int var5 = (int)var3;
      if (var5 > 4096000) {
         throw ProtocolException.arrayTooLong("Blocks", var5, 4096000);
      }

      int var6 = (int)(var3 >>> 32);
      if (var2 + var6 + var5 * 17L > var0.byteSize()) {
         throw ProtocolException.bufferTooSmall("Blocks", (int)Math.min(var2 + var6 + var5 * 17L, 2147483647L), (int)var0.byteSize());
      }

      var2 += var6;
      BlockChange[] var7 = new BlockChange[var5];

      for (int var8 = 0; var8 < var5; var8++) {
         var7[var8] = BlockChange.toObject(var0, var2 + var8 * 17);
      }

      class="kw">return var7;
   }

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

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

      int var2 = var1 + getValidatedOffset(var0, var1, 17, 21, "Fluids");
      long var3 = VarInt.getWithLength(var0, var2);
      if (var3 == -1L) {
         throw ProtocolException.invalidVarInt("Fluids");
      }

      int var5 = (int)var3;
      if (var5 > 4096000) {
         throw ProtocolException.arrayTooLong("Fluids", var5, 4096000);
      }

      int var6 = (int)(var3 >>> 32);
      if (var2 + var6 + var5 * 17L > var0.byteSize()) {
         throw ProtocolException.bufferTooSmall("Fluids", (int)Math.min(var2 + var6 + var5 * 17L, 2147483647L), (int)var0.byteSize());
      }

      var2 += var6;
      FluidChange[] var7 = new FluidChange[var5];

      for (int var8 = 0; var8 < var5; var8++) {
         var7[var8] = FluidChange.toObject(var0, var2 + var8 * 17);
      }

      class="kw">return var7;
   }

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

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

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

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

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

   class="kw">public class="kw">static int getWaterTint(MemorySegment var0, int var1) {
      class="kw">return var0.get(PacketIO.PROTO_INT, var1 + 9);
   }

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

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

   class="kw">public class="kw">static PrefabPreviewUpdate toObject(MemorySegment var0, int var1, @Nullable ReadCursor var2) {
      requireBounds(var0, var1);
      int var3 = var1 + 21;
      int var4 = 0;
      BlockChange[] var5 = null;
      if (hasBlocks(var0, var1)) {
         requireSlot(var0, var1 + 13, var4, "Blocks");
         int var6 = var3 + var4;
         long var7 = VarInt.getWithLength(var0, var6);
         if (var7 == -1L) {
            throw ProtocolException.invalidVarInt("Blocks");
         }

         int var9 = (int)var7;
         if (var9 > 4096000) {
            throw ProtocolException.arrayTooLong("Blocks", var9, 4096000);
         }

         int var10 = (int)(var7 >>> 32);
         if (var6 + var10 + var9 * 17L > var0.byteSize()) {
            throw ProtocolException.bufferTooSmall("Blocks", (int)Math.min(var6 + var10 + var9 * 17L, 2147483647L), (int)var0.byteSize());
         }

         var6 += var10;
         var5 = new BlockChange[var9];

         for (int var11 = 0; var11 < var9; var11++) {
            var5[var11] = BlockChange.toObject(var0, var6 + var11 * 17);
         }

         var4 = var6 + var9 * 17 - var3;
      } else {
         requireSlot(var0, var1 + 13, -1, "Blocks");
      }

      FluidChange[] var14 = null;
      if (hasFluids(var0, var1)) {
         requireSlot(var0, var1 + 17, var4, "Fluids");
         int var15 = var3 + var4;
         long var8 = VarInt.getWithLength(var0, var15);
         if (var8 == -1L) {
            throw ProtocolException.invalidVarInt("Fluids");
         }

         int var18 = (int)var8;
         if (var18 > 4096000) {
            throw ProtocolException.arrayTooLong("Fluids", var18, 4096000);
         }

         int var19 = (int)(var8 >>> 32);
         if (var15 + var19 + var18 * 17L > var0.byteSize()) {
            throw ProtocolException.bufferTooSmall("Fluids", (int)Math.min(var15 + var19 + var18 * 17L, 2147483647L), (int)var0.byteSize());
         }

         var15 += var19;
         var14 = new FluidChange[var18];

         for (int var12 = 0; var12 < var18; var12++) {
            var14[var12] = FluidChange.toObject(var0, var15 + var12 * 17);
         }

         var4 = var15 + var18 * 17 - var3;
      } else {
         requireSlot(var0, var1 + 17, -1, "Fluids");
      }

      PrefabPreviewUpdate var17 = new PrefabPreviewUpdate(
         var5, var14, var0.get(PacketIO.PROTO_INT, var1 + 1), var0.get(PacketIO.PROTO_INT, var1 + 5), var0.get(PacketIO.PROTO_INT, var1 + 9)
      );
      if (var2 != null) {
         var2.position = var3 + var4;
      }

      class="kw">return var17;
   }

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

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

      var1.set(PacketIO.PROTO_BYTE, var2 + 0, var3);
      var1.set(PacketIO.PROTO_INT, var2 + 1, this.visibleLayerCount);
      var1.set(PacketIO.PROTO_INT, var2 + 5, this.biomeTint);
      var1.set(PacketIO.PROTO_INT, var2 + 9, this.waterTint);
      int var4 = var2 + 21;
      if (this.blocks != null) {
         var1.set(PacketIO.PROTO_INT, var2 + 13, var4 - var2 - 21);
         if (this.blocks.length > 4096000) {
            throw ProtocolException.arrayTooLong("Blocks", this.blocks.length, 4096000);
         }

         var4 += VarInt.set(var1, var4, this.blocks.length);
         int var5 = 0;

         for (int var6 = 0; var6 < this.blocks.length; var6++) {
            var5 += this.blocks[var6].serialize(var1, var4 + var5);
         }

         var4 += var5;
      } else {
         var1.set(PacketIO.PROTO_INT, var2 + 13, -1);
      }

      if (this.fluids != null) {
         var1.set(PacketIO.PROTO_INT, var2 + 17, var4 - var2 - 21);
         if (this.fluids.length > 4096000) {
            throw ProtocolException.arrayTooLong("Fluids", this.fluids.length, 4096000);
         }

         var4 += VarInt.set(var1, var4, this.fluids.length);
         int var9 = 0;

         for (int var10 = 0; var10 < this.fluids.length; var10++) {
            var9 += this.fluids[var10].serialize(var1, var4 + var9);
         }

         var4 += var9;
      } else {
         var1.set(PacketIO.PROTO_INT, var2 + 17, -1);
      }

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

   @Override
   class="kw">public int computeSize() {
      int var1 = 21;
      if (this.blocks != null) {
         var1 += VarInt.size(this.blocks.length) + this.blocks.length * 17;
      }

      if (this.fluids != null) {
         var1 += VarInt.size(this.fluids.length) + this.fluids.length * 17;
      }

      class="kw">return var1;
   }

   class="kw">public PrefabPreviewUpdate clone() {
      PrefabPreviewUpdate var1 = new PrefabPreviewUpdate();
      var1.blocks = this.blocks != null ? Arrays.stream(this.blocks).map(var0 -> var0.clone()).toArray(BlockChange[]::new) : null;
      var1.fluids = this.fluids != null ? Arrays.stream(this.fluids).map(var0 -> var0.clone()).toArray(FluidChange[]::new) : null;
      var1.visibleLayerCount = this.visibleLayerCount;
      var1.biomeTint = this.biomeTint;
      var1.waterTint = this.waterTint;
      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 PrefabPreviewUpdate var2)
            ? false
            : Arrays.equals(this.blocks, var2.blocks)
               && Arrays.equals(this.fluids, var2.fluids)
               && this.visibleLayerCount == var2.visibleLayerCount
               && this.biomeTint == var2.biomeTint
               && this.waterTint == var2.waterTint;
      }
   }

   @Override
   class="kw">public int hashCode() {
      int var1 = 1;
      var1 = 31 * var1 + Arrays.hashCode(this.blocks);
      var1 = 31 * var1 + Arrays.hashCode(this.fluids);
      var1 = 31 * var1 + Integer.hashCode(this.visibleLayerCount);
      var1 = 31 * var1 + Integer.hashCode(this.biomeTint);
      class="kw">return 31 * var1 + Integer.hashCode(this.waterTint);
   }
}