package com.hypixel.hytale.protocol.packets.interface_;
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 CustomUIEventBinding {
public static final int NULLABLE_BIT_FIELD_SIZE = 1;
public static final int FIXED_BLOCK_SIZE = 3;
public static final int VARIABLE_FIELD_COUNT = 2;
public static final int VARIABLE_BLOCK_START = 11;
public static final int MAX_SIZE = 32768021;
@Nonnull
public CustomUIEventBindingType type;
@Nullable
public String selector;
@Nullable
public String data;
public boolean locksInterface;
public CustomUIEventBinding() {
this.type = CustomUIEventBindingType.Activating;
}
public CustomUIEventBinding(@Nonnull CustomUIEventBindingType type, @Nullable String selector, @Nullable String data, boolean locksInterface) {
this.type = CustomUIEventBindingType.Activating;
this.type = type;
this.selector = selector;
this.data = data;
this.locksInterface = locksInterface;
}
public CustomUIEventBinding(@Nonnull CustomUIEventBinding other) {
this.type = CustomUIEventBindingType.Activating;
this.type = other.type;
this.selector = other.selector;
this.data = other.data;
this.locksInterface = other.locksInterface;
}
@Nonnull
public static CustomUIEventBinding deserialize(@Nonnull ByteBuf buf, int offset) {
CustomUIEventBinding obj = new CustomUIEventBinding();
byte nullBits = buf.getByte(offset);
obj.type = CustomUIEventBindingType.fromValue(buf.getByte(offset + 1));
obj.locksInterface = buf.getByte(offset + 2) != 0;
if ((nullBits & 1) != 0) {
int varPos0 = offset + 11 + buf.getIntLE(offset + 3);
int selectorLen = VarInt.peek(buf, varPos0);
if (selectorLen < 0) {
throw ProtocolException.negativeLength("Selector", selectorLen);
}
if (selectorLen > 4096000) {
throw ProtocolException.stringTooLong("Selector", selectorLen, 4096000);
}
obj.selector = PacketIO.readVarString(buf, varPos0, PacketIO.UTF8);
}
if ((nullBits & 2) != 0) {
int varPos1 = offset + 11 + buf.getIntLE(offset + 7);
int dataLen = VarInt.peek(buf, varPos1);
if (dataLen < 0) {
throw ProtocolException.negativeLength("Data", dataLen);
}
if (dataLen > 4096000) {
throw ProtocolException.stringTooLong("Data", dataLen, 4096000);
}
obj.data = PacketIO.readVarString(buf, varPos1, PacketIO.UTF8);
}
return obj;
}
public static int computeBytesConsumed(@Nonnull ByteBuf buf, int offset) {
byte nullBits = buf.getByte(offset);
int maxEnd = 11;
if ((nullBits & 1) != 0) {
int fieldOffset0 = buf.getIntLE(offset + 3);
int pos0 = offset + 11 + fieldOffset0;
int sl = VarInt.peek(buf, pos0);
pos0 += VarInt.length(buf, pos0) + sl;
if (pos0 - offset > maxEnd) {
maxEnd = pos0 - offset;
}
}
if ((nullBits & 2) != 0) {
int fieldOffset1 = buf.getIntLE(offset + 7);
int pos1 = offset + 11 + fieldOffset1;
int sl = VarInt.peek(buf, pos1);
pos1 += VarInt.length(buf, pos1) + sl;
if (pos1 - offset > maxEnd) {
maxEnd = pos1 - offset;
}
}
return maxEnd;
}
public void serialize(@Nonnull ByteBuf buf) {
int startPos = buf.writerIndex();
byte nullBits = 0;
if (this.selector != null) {
nullBits = (byte)(nullBits | 1);
}
if (this.data != null) {
nullBits = (byte)(nullBits | 2);
}
buf.writeByte(nullBits);
buf.writeByte(this.type.getValue());
buf.writeByte(this.locksInterface ? 1 : 0);
int selectorOffsetSlot = buf.writerIndex();
buf.writeIntLE(0);
int dataOffsetSlot = buf.writerIndex();
buf.writeIntLE(0);
int varBlockStart = buf.writerIndex();
if (this.selector != null) {
buf.setIntLE(selectorOffsetSlot, buf.writerIndex() - varBlockStart);
PacketIO.writeVarString(buf, this.selector, 4096000);
} else {
buf.setIntLE(selectorOffsetSlot, -1);
}
if (this.data != null) {
buf.setIntLE(dataOffsetSlot, buf.writerIndex() - varBlockStart);
PacketIO.writeVarString(buf, this.data, 4096000);
} else {
buf.setIntLE(dataOffsetSlot, -1);
}
}
public int computeSize() {
int size = 11;
if (this.selector != null) {
size += PacketIO.stringSize(this.selector);
}
if (this.data != null) {
size += PacketIO.stringSize(this.data);
}
return size;
}
public static ValidationResult validateStructure(@Nonnull ByteBuf buffer, int offset) {
if (buffer.readableBytes() - offset < 11) {
return ValidationResult.error("Buffer too small: expected at least 11 bytes");
} else {
byte nullBits = buffer.getByte(offset);
if ((nullBits & 1) != 0) {
int selectorOffset = buffer.getIntLE(offset + 3);
if (selectorOffset < 0) {
return ValidationResult.error("Invalid offset for Selector");
}
int pos = offset + 11 + selectorOffset;
if (pos >= buffer.writerIndex()) {
return ValidationResult.error("Offset out of bounds for Selector");
}
int selectorLen = VarInt.peek(buffer, pos);
if (selectorLen < 0) {
return ValidationResult.error("Invalid string length for Selector");
}
if (selectorLen > 4096000) {
return ValidationResult.error("Selector exceeds max length 4096000");
}
pos += VarInt.length(buffer, pos);
pos += selectorLen;
if (pos > buffer.writerIndex()) {
return ValidationResult.error("Buffer overflow reading Selector");
}
}
if ((nullBits & 2) != 0) {
int dataOffset = buffer.getIntLE(offset + 7);
if (dataOffset < 0) {
return ValidationResult.error("Invalid offset for Data");
}
int pos = offset + 11 + dataOffset;
if (pos >= buffer.writerIndex()) {
return ValidationResult.error("Offset out of bounds for Data");
}
int dataLen = VarInt.peek(buffer, pos);
if (dataLen < 0) {
return ValidationResult.error("Invalid string length for Data");
}
if (dataLen > 4096000) {
return ValidationResult.error("Data exceeds max length 4096000");
}
pos += VarInt.length(buffer, pos);
pos += dataLen;
if (pos > buffer.writerIndex()) {
return ValidationResult.error("Buffer overflow reading Data");
}
}
return ValidationResult.OK;
}
}
public CustomUIEventBinding clone() {
CustomUIEventBinding copy = new CustomUIEventBinding();
copy.type = this.type;
copy.selector = this.selector;
copy.data = this.data;
copy.locksInterface = this.locksInterface;
return copy;
}
public boolean equals(Object obj) {
if (this == obj) {
return true;
} else if (!(obj instanceof CustomUIEventBinding)) {
return false;
} else {
CustomUIEventBinding other = (CustomUIEventBinding)obj;
return Objects.equals(this.type, other.type) && Objects.equals(this.selector, other.selector) && Objects.equals(this.data, other.data) && this.locksInterface == other.locksInterface;
}
}
public int hashCode() {
return Objects.hash(new Object[]{this.type, this.selector, this.data, this.locksInterface});
}
}