package com.hypixel.hytale.protocol;
import com.hypixel.hytale.protocol.io.PacketIO;
import com.hypixel.hytale.protocol.io.ProtocolException;
import com.hypixel.hytale.protocol.io.ValidationResult;
import com.hypixel.hytale.protocol.io.VarInt;
import io.netty.buffer.ByteBuf;
import java.util.Objects;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
public class ItemEntityConfig {
public static final int NULLABLE_BIT_FIELD_SIZE = 1;
public static final int FIXED_BLOCK_SIZE = 5;
public static final int VARIABLE_FIELD_COUNT = 1;
public static final int VARIABLE_BLOCK_START = 5;
public static final int MAX_SIZE = 16384010;
@Nullable
public String particleSystemId;
@Nullable
public Color particleColor;
public boolean showItemParticles;
public ItemEntityConfig() {
}
public ItemEntityConfig(@Nullable String particleSystemId, @Nullable Color particleColor, boolean showItemParticles) {
this.particleSystemId = particleSystemId;
this.particleColor = particleColor;
this.showItemParticles = showItemParticles;
}
public ItemEntityConfig(@Nonnull ItemEntityConfig other) {
this.particleSystemId = other.particleSystemId;
this.particleColor = other.particleColor;
this.showItemParticles = other.showItemParticles;
}
@Nonnull
public static ItemEntityConfig deserialize(@Nonnull ByteBuf buf, int offset) {
ItemEntityConfig obj = new ItemEntityConfig();
byte nullBits = buf.getByte(offset);
if ((nullBits & 2) != 0) {
obj.particleColor = Color.deserialize(buf, offset + 1);
}
obj.showItemParticles = buf.getByte(offset + 4) != 0;
int pos = offset + 5;
if ((nullBits & 1) != 0) {
int particleSystemIdLen = VarInt.peek(buf, pos);
if (particleSystemIdLen < 0) {
throw ProtocolException.negativeLength("ParticleSystemId", particleSystemIdLen);
}
if (particleSystemIdLen > 4096000) {
throw ProtocolException.stringTooLong("ParticleSystemId", particleSystemIdLen, 4096000);
}
int particleSystemIdVarLen = VarInt.length(buf, pos);
obj.particleSystemId = PacketIO.readVarString(buf, pos, PacketIO.UTF8);
int var10000 = pos + particleSystemIdVarLen + particleSystemIdLen;
}
return obj;
}
public static int computeBytesConsumed(@Nonnull ByteBuf buf, int offset) {
byte nullBits = buf.getByte(offset);
int pos = offset + 5;
if ((nullBits & 1) != 0) {
int sl = VarInt.peek(buf, pos);
pos += VarInt.length(buf, pos) + sl;
}
return pos - offset;
}
public void serialize(@Nonnull ByteBuf buf) {
byte nullBits = 0;
if (this.particleSystemId != null) {
nullBits = (byte)(nullBits | 1);
}
if (this.particleColor != null) {
nullBits = (byte)(nullBits | 2);
}
buf.writeByte(nullBits);
if (this.particleColor != null) {
this.particleColor.serialize(buf);
} else {
buf.writeZero(3);
}
buf.writeByte(this.showItemParticles ? 1 : 0);
if (this.particleSystemId != null) {
PacketIO.writeVarString(buf, this.particleSystemId, 4096000);
}
}
public int computeSize() {
int size = 5;
if (this.particleSystemId != null) {
size += PacketIO.stringSize(this.particleSystemId);
}
return size;
}
public static ValidationResult validateStructure(@Nonnull ByteBuf buffer, int offset) {
if (buffer.readableBytes() - offset < 5) {
return ValidationResult.error("Buffer too small: expected at least 5 bytes");
} else {
byte nullBits = buffer.getByte(offset);
int pos = offset + 5;
if ((nullBits & 1) != 0) {
int particleSystemIdLen = VarInt.peek(buffer, pos);
if (particleSystemIdLen < 0) {
return ValidationResult.error("Invalid string length for ParticleSystemId");
}
if (particleSystemIdLen > 4096000) {
return ValidationResult.error("ParticleSystemId exceeds max length 4096000");
}
pos += VarInt.length(buffer, pos);
pos += particleSystemIdLen;
if (pos > buffer.writerIndex()) {
return ValidationResult.error("Buffer overflow reading ParticleSystemId");
}
}
return ValidationResult.OK;
}
}
public ItemEntityConfig clone() {
ItemEntityConfig copy = new ItemEntityConfig();
copy.particleSystemId = this.particleSystemId;
copy.particleColor = this.particleColor != null ? this.particleColor.clone() : null;
copy.showItemParticles = this.showItemParticles;
return copy;
}
public boolean equals(Object obj) {
if (this == obj) {
return true;
} else if (!(obj instanceof ItemEntityConfig)) {
return false;
} else {
ItemEntityConfig other = (ItemEntityConfig)obj;
return Objects.equals(this.particleSystemId, other.particleSystemId) && Objects.equals(this.particleColor, other.particleColor) && this.showItemParticles == other.showItemParticles;
}
}
public int hashCode() {
return Objects.hash(new Object[]{this.particleSystemId, this.particleColor, this.showItemParticles});
}
}