package com.hypixel.hytale.protocol.packets.interaction;
import com.hypixel.hytale.protocol.ForkedChainId;
import com.hypixel.hytale.protocol.InteractionType;
import com.hypixel.hytale.protocol.Packet;
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 PlayInteractionFor implements Packet {
public static final int PACKET_ID = 292;
public static final boolean IS_COMPRESSED = false;
public static final int NULLABLE_BIT_FIELD_SIZE = 1;
public static final int FIXED_BLOCK_SIZE = 19;
public static final int VARIABLE_FIELD_COUNT = 2;
public static final int VARIABLE_BLOCK_START = 27;
public static final int MAX_SIZE = 16385065;
public int entityId;
public int chainId;
@Nullable
public ForkedChainId forkedId;
public int operationIndex;
public int interactionId;
@Nullable
public String interactedItemId;
@Nonnull
public InteractionType interactionType;
public boolean cancel;
public int getId() {
return 292;
}
public PlayInteractionFor() {
this.interactionType = InteractionType.Primary;
}
public PlayInteractionFor(int entityId, int chainId, @Nullable ForkedChainId forkedId, int operationIndex, int interactionId, @Nullable String interactedItemId, @Nonnull InteractionType interactionType, boolean cancel) {
this.interactionType = InteractionType.Primary;
this.entityId = entityId;
this.chainId = chainId;
this.forkedId = forkedId;
this.operationIndex = operationIndex;
this.interactionId = interactionId;
this.interactedItemId = interactedItemId;
this.interactionType = interactionType;
this.cancel = cancel;
}
public PlayInteractionFor(@Nonnull PlayInteractionFor other) {
this.interactionType = InteractionType.Primary;
this.entityId = other.entityId;
this.chainId = other.chainId;
this.forkedId = other.forkedId;
this.operationIndex = other.operationIndex;
this.interactionId = other.interactionId;
this.interactedItemId = other.interactedItemId;
this.interactionType = other.interactionType;
this.cancel = other.cancel;
}
@Nonnull
public static PlayInteractionFor deserialize(@Nonnull ByteBuf buf, int offset) {
PlayInteractionFor obj = new PlayInteractionFor();
byte nullBits = buf.getByte(offset);
obj.entityId = buf.getIntLE(offset + 1);
obj.chainId = buf.getIntLE(offset + 5);
obj.operationIndex = buf.getIntLE(offset + 9);
obj.interactionId = buf.getIntLE(offset + 13);
obj.interactionType = InteractionType.fromValue(buf.getByte(offset + 17));
obj.cancel = buf.getByte(offset + 18) != 0;
if ((nullBits & 1) != 0) {
int varPos0 = offset + 27 + buf.getIntLE(offset + 19);
obj.forkedId = ForkedChainId.deserialize(buf, varPos0);
}
if ((nullBits & 2) != 0) {
int varPos1 = offset + 27 + buf.getIntLE(offset + 23);
int interactedItemIdLen = VarInt.peek(buf, varPos1);
if (interactedItemIdLen < 0) {
throw ProtocolException.negativeLength("InteractedItemId", interactedItemIdLen);
}
if (interactedItemIdLen > 4096000) {
throw ProtocolException.stringTooLong("InteractedItemId", interactedItemIdLen, 4096000);
}
obj.interactedItemId = PacketIO.readVarString(buf, varPos1, PacketIO.UTF8);
}
return obj;
}
public static int computeBytesConsumed(@Nonnull ByteBuf buf, int offset) {
byte nullBits = buf.getByte(offset);
int maxEnd = 27;
if ((nullBits & 1) != 0) {
int fieldOffset0 = buf.getIntLE(offset + 19);
int pos0 = offset + 27 + fieldOffset0;
pos0 += ForkedChainId.computeBytesConsumed(buf, pos0);
if (pos0 - offset > maxEnd) {
maxEnd = pos0 - offset;
}
}
if ((nullBits & 2) != 0) {
int fieldOffset1 = buf.getIntLE(offset + 23);
int pos1 = offset + 27 + 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.forkedId != null) {
nullBits = (byte)(nullBits | 1);
}
if (this.interactedItemId != null) {
nullBits = (byte)(nullBits | 2);
}
buf.writeByte(nullBits);
buf.writeIntLE(this.entityId);
buf.writeIntLE(this.chainId);
buf.writeIntLE(this.operationIndex);
buf.writeIntLE(this.interactionId);
buf.writeByte(this.interactionType.getValue());
buf.writeByte(this.cancel ? 1 : 0);
int forkedIdOffsetSlot = buf.writerIndex();
buf.writeIntLE(0);
int interactedItemIdOffsetSlot = buf.writerIndex();
buf.writeIntLE(0);
int varBlockStart = buf.writerIndex();
if (this.forkedId != null) {
buf.setIntLE(forkedIdOffsetSlot, buf.writerIndex() - varBlockStart);
this.forkedId.serialize(buf);
} else {
buf.setIntLE(forkedIdOffsetSlot, -1);
}
if (this.interactedItemId != null) {
buf.setIntLE(interactedItemIdOffsetSlot, buf.writerIndex() - varBlockStart);
PacketIO.writeVarString(buf, this.interactedItemId, 4096000);
} else {
buf.setIntLE(interactedItemIdOffsetSlot, -1);
}
}
public int computeSize() {
int size = 27;
if (this.forkedId != null) {
size += this.forkedId.computeSize();
}
if (this.interactedItemId != null) {
size += PacketIO.stringSize(this.interactedItemId);
}
return size;
}
public static ValidationResult validateStructure(@Nonnull ByteBuf buffer, int offset) {
if (buffer.readableBytes() - offset < 27) {
return ValidationResult.error("Buffer too small: expected at least 27 bytes");
} else {
byte nullBits = buffer.getByte(offset);
if ((nullBits & 1) != 0) {
int forkedIdOffset = buffer.getIntLE(offset + 19);
if (forkedIdOffset < 0) {
return ValidationResult.error("Invalid offset for ForkedId");
}
int pos = offset + 27 + forkedIdOffset;
if (pos >= buffer.writerIndex()) {
return ValidationResult.error("Offset out of bounds for ForkedId");
}
ValidationResult forkedIdResult = ForkedChainId.validateStructure(buffer, pos);
if (!forkedIdResult.isValid()) {
return ValidationResult.error("Invalid ForkedId: " + forkedIdResult.error());
}
pos += ForkedChainId.computeBytesConsumed(buffer, pos);
}
if ((nullBits & 2) != 0) {
int interactedItemIdOffset = buffer.getIntLE(offset + 23);
if (interactedItemIdOffset < 0) {
return ValidationResult.error("Invalid offset for InteractedItemId");
}
int pos = offset + 27 + interactedItemIdOffset;
if (pos >= buffer.writerIndex()) {
return ValidationResult.error("Offset out of bounds for InteractedItemId");
}
int interactedItemIdLen = VarInt.peek(buffer, pos);
if (interactedItemIdLen < 0) {
return ValidationResult.error("Invalid string length for InteractedItemId");
}
if (interactedItemIdLen > 4096000) {
return ValidationResult.error("InteractedItemId exceeds max length 4096000");
}
pos += VarInt.length(buffer, pos);
pos += interactedItemIdLen;
if (pos > buffer.writerIndex()) {
return ValidationResult.error("Buffer overflow reading InteractedItemId");
}
}
return ValidationResult.OK;
}
}
public PlayInteractionFor clone() {
PlayInteractionFor copy = new PlayInteractionFor();
copy.entityId = this.entityId;
copy.chainId = this.chainId;
copy.forkedId = this.forkedId != null ? this.forkedId.clone() : null;
copy.operationIndex = this.operationIndex;
copy.interactionId = this.interactionId;
copy.interactedItemId = this.interactedItemId;
copy.interactionType = this.interactionType;
copy.cancel = this.cancel;
return copy;
}
public boolean equals(Object obj) {
if (this == obj) {
return true;
} else if (!(obj instanceof PlayInteractionFor)) {
return false;
} else {
PlayInteractionFor other = (PlayInteractionFor)obj;
return this.entityId == other.entityId && this.chainId == other.chainId && Objects.equals(this.forkedId, other.forkedId) && this.operationIndex == other.operationIndex && this.interactionId == other.interactionId && Objects.equals(this.interactedItemId, other.interactedItemId) && Objects.equals(this.interactionType, other.interactionType) && this.cancel == other.cancel;
}
}
public int hashCode() {
return Objects.hash(new Object[]{this.entityId, this.chainId, this.forkedId, this.operationIndex, this.interactionId, this.interactedItemId, this.interactionType, this.cancel});
}
}