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.Arrays;
class="kw">import java.util.Objects;
class="kw">import javax.annotation.Nonnull;
class="kw">import javax.annotation.Nullable;

class="kw">public class ItemTool {
   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 = 5;
   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 = 13;
   class="kw">public class="kw">static class="kw">final int MAX_SIZE = 1677721600;
   @Nullable
   class="kw">public ItemToolSpec[] specs;
   class="kw">public float speed;
   @Nullable
   class="kw">public BreakShape breakShape;

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

   class="kw">public ItemTool(@Nullable ItemToolSpec[] var1, float var2, @Nullable BreakShape var3) {
      this.specs = var1;
      this.speed = var2;
      this.breakShape = var3;
   }

   class="kw">public ItemTool(@Nonnull ItemTool var1) {
      this.specs = var1.specs;
      this.speed = var1.speed;
      this.breakShape = var1.breakShape;
   }

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

      long var2 = var1 + 13L;
      if (var2 > var0.byteSize()) {
         throw ProtocolException.bufferTooSmall("ItemTool", (int)Math.min(var2, 2147483647L), (int)var0.byteSize());
      }
   }

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

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

      ReadCursor var2 = new ReadCursor();
      int var3 = var1 + getValidatedOffset(var0, var1, 5, 13, "Specs");
      long var4 = VarInt.getWithLength(var0, var3);
      if (var4 == -1L) {
         throw ProtocolException.invalidVarInt("Specs");
      }

      int var6 = (int)var4;
      if (var6 > 4096000) {
         throw ProtocolException.arrayTooLong("Specs", var6, 4096000);
      }

      int var7 = (int)(var4 >>> 32);
      if (var3 + var7 + var6 * 9L > var0.byteSize()) {
         throw ProtocolException.bufferTooSmall("Specs", (int)Math.min(var3 + var7 + var6 * 9L, 2147483647L), (int)var0.byteSize());
      }

      var3 += var7;
      ItemToolSpec[] var8 = new ItemToolSpec[var6];

      for (int var9 = 0; var9 < var6; var9++) {
         var8[var9] = ItemToolSpec.toObject(var0, var3, var2);
         var3 = var2.position;
      }

      class="kw">return var8;
   }

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

   class="kw">public class="kw">static float getSpeed(MemorySegment var0, int var1) {
      class="kw">return PacketIO.requireFinite(var0.get(PacketIO.PROTO_FLOAT, var1 + 1), "Speed");
   }

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

   @Nullable
   class="kw">public class="kw">static BreakShape getBreakShape(MemorySegment var0, int var1) {
      class="kw">return hasBreakShape(var0, var1) ? BreakShape.toObject(var0, var1 + getValidatedOffset(var0, var1, 9, 13, "BreakShape")) : null;
   }

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

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

   class="kw">public class="kw">static ItemTool toObject(MemorySegment var0, int var1, @Nullable ReadCursor var2) {
      requireBounds(var0, var1);
      int var3 = var1 + 13;
      int var4 = 0;
      ReadCursor var5 = var2 != null ? var2 : new ReadCursor();
      ItemToolSpec[] var6 = null;
      if (hasSpecs(var0, var1)) {
         requireSlot(var0, var1 + 5, var4, "Specs");
         int var7 = var3 + var4;
         long var8 = VarInt.getWithLength(var0, var7);
         if (var8 == -1L) {
            throw ProtocolException.invalidVarInt("Specs");
         }

         int var10 = (int)var8;
         if (var10 > 4096000) {
            throw ProtocolException.arrayTooLong("Specs", var10, 4096000);
         }

         int var11 = (int)(var8 >>> 32);
         if (var7 + var11 + var10 * 9L > var0.byteSize()) {
            throw ProtocolException.bufferTooSmall("Specs", (int)Math.min(var7 + var11 + var10 * 9L, 2147483647L), (int)var0.byteSize());
         }

         var7 += var11;
         var6 = new ItemToolSpec[var10];

         for (int var12 = 0; var12 < var10; var12++) {
            var6[var12] = ItemToolSpec.toObject(var0, var7, var5);
            var7 = var5.position;
         }

         var4 = var7 - var3;
      } else {
         requireSlot(var0, var1 + 5, -1, "Specs");
      }

      BreakShape var14 = null;
      if (hasBreakShape(var0, var1)) {
         requireSlot(var0, var1 + 9, var4, "BreakShape");
         var14 = BreakShape.toObject(var0, var3 + var4, var5);
         var4 = var5.position - var3;
      } else {
         requireSlot(var0, var1 + 9, -1, "BreakShape");
      }

      ItemTool var15 = new ItemTool(var6, PacketIO.requireFinite(var0.get(PacketIO.PROTO_FLOAT, var1 + 1), "Speed"), var14);
      if (var2 != null) {
         var2.position = var3 + var4;
      }

      class="kw">return var15;
   }

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

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

      var1.set(PacketIO.PROTO_BYTE, var2 + 0, var3);
      PacketIO.requireFinite(this.speed, "Speed");
      var1.set(PacketIO.PROTO_FLOAT, var2 + 1, this.speed);
      int var4 = var2 + 13;
      if (this.specs != null) {
         var1.set(PacketIO.PROTO_INT, var2 + 5, var4 - var2 - 13);
         if (this.specs.length > 4096000) {
            throw ProtocolException.arrayTooLong("Specs", this.specs.length, 4096000);
         }

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

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

         var4 += var5;
      } else {
         var1.set(PacketIO.PROTO_INT, var2 + 5, -1);
      }

      if (this.breakShape != null) {
         var1.set(PacketIO.PROTO_INT, var2 + 9, var4 - var2 - 13);
         var4 += this.breakShape.serializeWithTypeId(var1, var4);
      } else {
         var1.set(PacketIO.PROTO_INT, var2 + 9, -1);
      }

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

   class="kw">public int computeSize() {
      int var1 = 13;
      if (this.specs != null) {
         int var2 = 0;

         for (ItemToolSpec var6 : this.specs) {
            var2 += var6.computeSize();
         }

         var1 += VarInt.size(this.specs.length) + var2;
      }

      if (this.breakShape != null) {
         var1 += this.breakShape.computeSizeWithTypeId();
      }

      class="kw">return var1;
   }

   class="kw">public ItemTool clone() {
      ItemTool var1 = new ItemTool();
      var1.specs = this.specs != null ? Arrays.stream(this.specs).map(var0 -> var0.clone()).toArray(ItemToolSpec[]::new) : null;
      var1.speed = this.speed;
      var1.breakShape = this.breakShape;
      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 ItemTool var2)
            ? false
            : Arrays.equals(this.specs, var2.specs) && this.speed == var2.speed && Objects.equals(this.breakShape, var2.breakShape);
      }
   }

   @Override
   class="kw">public int hashCode() {
      int var1 = 1;
      var1 = 31 * var1 + Arrays.hashCode(this.specs);
      var1 = 31 * var1 + Float.hashCode(this.speed);
      class="kw">return 31 * var1 + Objects.hashCode(this.breakShape);
   }
}