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

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.HashMap;
class="kw">import java.util.Map;
class="kw">import java.util.Objects;
class="kw">import java.util.Map.Entry;
class="kw">import javax.annotation.Nonnull;
class="kw">import javax.annotation.Nullable;

class="kw">public class UpdateFeatures class="kw">implements Packet, ToClientPacket {
   class="kw">public class="kw">static class="kw">final int PACKET_ID = 31;
   class="kw">public class="kw">static class="kw">final boolean IS_COMPRESSED = false;
   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 = 1;
   class="kw">public class="kw">static class="kw">final int VARIABLE_BLOCK_START = 1;
   class="kw">public class="kw">static class="kw">final int MAX_SIZE = 8192006;
   @Nullable
   class="kw">public Map<ClientFeature, Boolean> features;

   @Override
   class="kw">public int getId() {
      class="kw">return 31;
   }

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

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

   class="kw">public UpdateFeatures(@Nullable Map<ClientFeature, Boolean> var1) {
      this.features = var1;
   }

   class="kw">public UpdateFeatures(@Nonnull UpdateFeatures var1) {
      this.features = var1.features;
   }

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

      long var2 = var1 + 1L;
      if (var2 > var0.byteSize()) {
         throw ProtocolException.bufferTooSmall("UpdateFeatures", (int)Math.min(var2, 2147483647L), (int)var0.byteSize());
      }
   }

   @Nullable
   class="kw">public class="kw">static Map<ClientFeature, Boolean> getFeatures(MemorySegment var0) {
      class="kw">return getFeatures(var0, 0);
   }

   @Nullable
   class="kw">public class="kw">static Map<ClientFeature, Boolean> getFeatures(MemorySegment var0, int var1) {
      if (!hasFeatures(var0, var1)) {
         class="kw">return null;
      }

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

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

      var2 += (int)(var3 >>> 32);
      if (var2 + var5 * 2L > var0.byteSize()) {
         throw ProtocolException.bufferTooSmall("Features", (int)Math.min(var2 + var5 * 2L, 2147483647L), (int)var0.byteSize());
      }

      Map var6 = new HashMap<>(var5);

      for (int var7 = 0; var7 < var5; var7++) {
         ClientFeature var8 = ClientFeature.fromValue(var0.get(PacketIO.PROTO_BYTE, var2));
         boolean var9 = var0.get(PacketIO.PROTO_BOOL, ++var2);
         var2++;
         if (var6.put(var8, var9) != null) {
            throw ProtocolException.duplicateKey("Features", var8);
         }
      }

      class="kw">return var6;
   }

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

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

   class="kw">public class="kw">static UpdateFeatures toObject(MemorySegment var0, int var1, @Nullable ReadCursor var2) {
      requireBounds(var0, var1);
      int var3 = var1 + 1;
      int var4 = 0;
      Map var5 = null;
      if (hasFeatures(var0, var1)) {
         int var6 = var3 + var4;
         long var7 = VarInt.getWithLength(var0, var6);
         if (var7 == -1L) {
            throw ProtocolException.invalidVarInt("Features");
         }

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

         var6 += (int)(var7 >>> 32);
         if (var6 + var9 * 2L > var0.byteSize()) {
            throw ProtocolException.bufferTooSmall("Features", (int)Math.min(var6 + var9 * 2L, 2147483647L), (int)var0.byteSize());
         }

         var5 = new HashMap<>(var9);

         for (int var10 = 0; var10 < var9; var10++) {
            ClientFeature var11 = ClientFeature.fromValue(var0.get(PacketIO.PROTO_BYTE, var6));
            boolean var12 = var0.get(PacketIO.PROTO_BOOL, ++var6);
            var6++;
            if (var5.put(var11, var12) != null) {
               throw ProtocolException.duplicateKey("Features", var11);
            }
         }

         var4 = var6 - var3;
      }

      UpdateFeatures var15 = new UpdateFeatures(var5);
      if (var2 != null) {
         var2.position = var3 + var4;
      }

      class="kw">return var15;
   }

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

      var1.set(PacketIO.PROTO_BYTE, var2 + 0, var3);
      int var4 = var2 + 1;
      if (this.features != null) {
         if (this.features.size() > 4096000) {
            throw ProtocolException.dictionaryTooLarge("Features", this.features.size(), 4096000);
         }

         var4 += VarInt.set(var1, var4, this.features.size());

         for (Entry var6 : this.features.entrySet()) {
            var1.set(PacketIO.PROTO_BYTE, var4, (byte)var6.getKey().getValue());
            var1.set(PacketIO.PROTO_BOOL, ++var4, var6.getValue());
            var4++;
         }
      }

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

   @Override
   class="kw">public int computeSize() {
      int var1 = 1;
      if (this.features != null) {
         var1 += VarInt.size(this.features.size()) + this.features.size() * 2;
      }

      class="kw">return var1;
   }

   class="kw">public UpdateFeatures clone() {
      UpdateFeatures var1 = new UpdateFeatures();
      var1.features = this.features != null ? new HashMap<>(this.features) : 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 UpdateFeatures var2 ? Objects.equals(this.features, var2.features) : false;
      }
   }

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