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.Arrays;
import java.util.Objects;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
public class RequiredBlockFaceSupport {
public static final int NULLABLE_BIT_FIELD_SIZE = 1;
public static final int FIXED_BLOCK_SIZE = 17;
public static final int VARIABLE_FIELD_COUNT = 4;
public static final int VARIABLE_BLOCK_START = 33;
public static final int MAX_SIZE = 98304053;
@Nullable
public String faceType;
@Nullable
public String selfFaceType;
@Nullable
public String blockSetId;
public int blockTypeId;
public int tagIndex;
public int fluidId;
@Nonnull
public SupportMatch support;
@Nonnull
public SupportMatch matchSelf;
public boolean allowSupportPropagation;
public boolean rotate;
@Nullable
public Vector3i[] filler;
public RequiredBlockFaceSupport() {
this.support = SupportMatch.Ignored;
this.matchSelf = SupportMatch.Ignored;
}
public RequiredBlockFaceSupport(@Nullable String faceType, @Nullable String selfFaceType, @Nullable String blockSetId, int blockTypeId, int tagIndex, int fluidId, @Nonnull SupportMatch support, @Nonnull SupportMatch matchSelf, boolean allowSupportPropagation, boolean rotate, @Nullable Vector3i[] filler) {
this.support = SupportMatch.Ignored;
this.matchSelf = SupportMatch.Ignored;
this.faceType = faceType;
this.selfFaceType = selfFaceType;
this.blockSetId = blockSetId;
this.blockTypeId = blockTypeId;
this.tagIndex = tagIndex;
this.fluidId = fluidId;
this.support = support;
this.matchSelf = matchSelf;
this.allowSupportPropagation = allowSupportPropagation;
this.rotate = rotate;
this.filler = filler;
}
public RequiredBlockFaceSupport(@Nonnull RequiredBlockFaceSupport other) {
this.support = SupportMatch.Ignored;
this.matchSelf = SupportMatch.Ignored;
this.faceType = other.faceType;
this.selfFaceType = other.selfFaceType;
this.blockSetId = other.blockSetId;
this.blockTypeId = other.blockTypeId;
this.tagIndex = other.tagIndex;
this.fluidId = other.fluidId;
this.support = other.support;
this.matchSelf = other.matchSelf;
this.allowSupportPropagation = other.allowSupportPropagation;
this.rotate = other.rotate;
this.filler = other.filler;
}
@Nonnull
public static RequiredBlockFaceSupport deserialize(@Nonnull ByteBuf buf, int offset) {
RequiredBlockFaceSupport obj = new RequiredBlockFaceSupport();
byte nullBits = buf.getByte(offset);
obj.blockTypeId = buf.getIntLE(offset + 1);
obj.tagIndex = buf.getIntLE(offset + 5);
obj.fluidId = buf.getIntLE(offset + 9);
obj.support = SupportMatch.fromValue(buf.getByte(offset + 13));
obj.matchSelf = SupportMatch.fromValue(buf.getByte(offset + 14));
obj.allowSupportPropagation = buf.getByte(offset + 15) != 0;
obj.rotate = buf.getByte(offset + 16) != 0;
if ((nullBits & 1) != 0) {
int varPos0 = offset + 33 + buf.getIntLE(offset + 17);
int faceTypeLen = VarInt.peek(buf, varPos0);
if (faceTypeLen < 0) {
throw ProtocolException.negativeLength("FaceType", faceTypeLen);
}
if (faceTypeLen > 4096000) {
throw ProtocolException.stringTooLong("FaceType", faceTypeLen, 4096000);
}
obj.faceType = PacketIO.readVarString(buf, varPos0, PacketIO.UTF8);
}
if ((nullBits & 2) != 0) {
int varPos1 = offset + 33 + buf.getIntLE(offset + 21);
int selfFaceTypeLen = VarInt.peek(buf, varPos1);
if (selfFaceTypeLen < 0) {
throw ProtocolException.negativeLength("SelfFaceType", selfFaceTypeLen);
}
if (selfFaceTypeLen > 4096000) {
throw ProtocolException.stringTooLong("SelfFaceType", selfFaceTypeLen, 4096000);
}
obj.selfFaceType = PacketIO.readVarString(buf, varPos1, PacketIO.UTF8);
}
if ((nullBits & 4) != 0) {
int varPos2 = offset + 33 + buf.getIntLE(offset + 25);
int blockSetIdLen = VarInt.peek(buf, varPos2);
if (blockSetIdLen < 0) {
throw ProtocolException.negativeLength("BlockSetId", blockSetIdLen);
}
if (blockSetIdLen > 4096000) {
throw ProtocolException.stringTooLong("BlockSetId", blockSetIdLen, 4096000);
}
obj.blockSetId = PacketIO.readVarString(buf, varPos2, PacketIO.UTF8);
}
if ((nullBits & 8) != 0) {
int varPos3 = offset + 33 + buf.getIntLE(offset + 29);
int fillerCount = VarInt.peek(buf, varPos3);
if (fillerCount < 0) {
throw ProtocolException.negativeLength("Filler", fillerCount);
}
if (fillerCount > 4096000) {
throw ProtocolException.arrayTooLong("Filler", fillerCount, 4096000);
}
int varIntLen = VarInt.length(buf, varPos3);
if ((long)(varPos3 + varIntLen) + (long)fillerCount * 12L > (long)buf.readableBytes()) {
throw ProtocolException.bufferTooSmall("Filler", varPos3 + varIntLen + fillerCount * 12, buf.readableBytes());
}
obj.filler = new Vector3i[fillerCount];
int elemPos = varPos3 + varIntLen;
for(int i = 0; i < fillerCount; ++i) {
obj.filler[i] = Vector3i.deserialize(buf, elemPos);
elemPos += Vector3i.computeBytesConsumed(buf, elemPos);
}
}
return obj;
}
public static int computeBytesConsumed(@Nonnull ByteBuf buf, int offset) {
byte nullBits = buf.getByte(offset);
int maxEnd = 33;
if ((nullBits & 1) != 0) {
int fieldOffset0 = buf.getIntLE(offset + 17);
int pos0 = offset + 33 + 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 + 21);
int pos1 = offset + 33 + fieldOffset1;
int sl = VarInt.peek(buf, pos1);
pos1 += VarInt.length(buf, pos1) + sl;
if (pos1 - offset > maxEnd) {
maxEnd = pos1 - offset;
}
}
if ((nullBits & 4) != 0) {
int fieldOffset2 = buf.getIntLE(offset + 25);
int pos2 = offset + 33 + fieldOffset2;
int sl = VarInt.peek(buf, pos2);
pos2 += VarInt.length(buf, pos2) + sl;
if (pos2 - offset > maxEnd) {
maxEnd = pos2 - offset;
}
}
if ((nullBits & 8) != 0) {
int fieldOffset3 = buf.getIntLE(offset + 29);
int pos3 = offset + 33 + fieldOffset3;
int arrLen = VarInt.peek(buf, pos3);
pos3 += VarInt.length(buf, pos3);
for(int i = 0; i < arrLen; ++i) {
pos3 += Vector3i.computeBytesConsumed(buf, pos3);
}
if (pos3 - offset > maxEnd) {
maxEnd = pos3 - offset;
}
}
return maxEnd;
}
public void serialize(@Nonnull ByteBuf buf) {
int startPos = buf.writerIndex();
byte nullBits = 0;
if (this.faceType != null) {
nullBits = (byte)(nullBits | 1);
}
if (this.selfFaceType != null) {
nullBits = (byte)(nullBits | 2);
}
if (this.blockSetId != null) {
nullBits = (byte)(nullBits | 4);
}
if (this.filler != null) {
nullBits = (byte)(nullBits | 8);
}
buf.writeByte(nullBits);
buf.writeIntLE(this.blockTypeId);
buf.writeIntLE(this.tagIndex);
buf.writeIntLE(this.fluidId);
buf.writeByte(this.support.getValue());
buf.writeByte(this.matchSelf.getValue());
buf.writeByte(this.allowSupportPropagation ? 1 : 0);
buf.writeByte(this.rotate ? 1 : 0);
int faceTypeOffsetSlot = buf.writerIndex();
buf.writeIntLE(0);
int selfFaceTypeOffsetSlot = buf.writerIndex();
buf.writeIntLE(0);
int blockSetIdOffsetSlot = buf.writerIndex();
buf.writeIntLE(0);
int fillerOffsetSlot = buf.writerIndex();
buf.writeIntLE(0);
int varBlockStart = buf.writerIndex();
if (this.faceType != null) {
buf.setIntLE(faceTypeOffsetSlot, buf.writerIndex() - varBlockStart);
PacketIO.writeVarString(buf, this.faceType, 4096000);
} else {
buf.setIntLE(faceTypeOffsetSlot, -1);
}
if (this.selfFaceType != null) {
buf.setIntLE(selfFaceTypeOffsetSlot, buf.writerIndex() - varBlockStart);
PacketIO.writeVarString(buf, this.selfFaceType, 4096000);
} else {
buf.setIntLE(selfFaceTypeOffsetSlot, -1);
}
if (this.blockSetId != null) {
buf.setIntLE(blockSetIdOffsetSlot, buf.writerIndex() - varBlockStart);
PacketIO.writeVarString(buf, this.blockSetId, 4096000);
} else {
buf.setIntLE(blockSetIdOffsetSlot, -1);
}
if (this.filler != null) {
buf.setIntLE(fillerOffsetSlot, buf.writerIndex() - varBlockStart);
if (this.filler.length > 4096000) {
throw ProtocolException.arrayTooLong("Filler", this.filler.length, 4096000);
}
VarInt.write(buf, this.filler.length);
for(Vector3i item : this.filler) {
item.serialize(buf);
}
} else {
buf.setIntLE(fillerOffsetSlot, -1);
}
}
public int computeSize() {
int size = 33;
if (this.faceType != null) {
size += PacketIO.stringSize(this.faceType);
}
if (this.selfFaceType != null) {
size += PacketIO.stringSize(this.selfFaceType);
}
if (this.blockSetId != null) {
size += PacketIO.stringSize(this.blockSetId);
}
if (this.filler != null) {
size += VarInt.size(this.filler.length) + this.filler.length * 12;
}
return size;
}
public static ValidationResult validateStructure(@Nonnull ByteBuf buffer, int offset) {
if (buffer.readableBytes() - offset < 33) {
return ValidationResult.error("Buffer too small: expected at least 33 bytes");
} else {
byte nullBits = buffer.getByte(offset);
if ((nullBits & 1) != 0) {
int faceTypeOffset = buffer.getIntLE(offset + 17);
if (faceTypeOffset < 0) {
return ValidationResult.error("Invalid offset for FaceType");
}
int pos = offset + 33 + faceTypeOffset;
if (pos >= buffer.writerIndex()) {
return ValidationResult.error("Offset out of bounds for FaceType");
}
int faceTypeLen = VarInt.peek(buffer, pos);
if (faceTypeLen < 0) {
return ValidationResult.error("Invalid string length for FaceType");
}
if (faceTypeLen > 4096000) {
return ValidationResult.error("FaceType exceeds max length 4096000");
}
pos += VarInt.length(buffer, pos);
pos += faceTypeLen;
if (pos > buffer.writerIndex()) {
return ValidationResult.error("Buffer overflow reading FaceType");
}
}
if ((nullBits & 2) != 0) {
int selfFaceTypeOffset = buffer.getIntLE(offset + 21);
if (selfFaceTypeOffset < 0) {
return ValidationResult.error("Invalid offset for SelfFaceType");
}
int pos = offset + 33 + selfFaceTypeOffset;
if (pos >= buffer.writerIndex()) {
return ValidationResult.error("Offset out of bounds for SelfFaceType");
}
int selfFaceTypeLen = VarInt.peek(buffer, pos);
if (selfFaceTypeLen < 0) {
return ValidationResult.error("Invalid string length for SelfFaceType");
}
if (selfFaceTypeLen > 4096000) {
return ValidationResult.error("SelfFaceType exceeds max length 4096000");
}
pos += VarInt.length(buffer, pos);
pos += selfFaceTypeLen;
if (pos > buffer.writerIndex()) {
return ValidationResult.error("Buffer overflow reading SelfFaceType");
}
}
if ((nullBits & 4) != 0) {
int blockSetIdOffset = buffer.getIntLE(offset + 25);
if (blockSetIdOffset < 0) {
return ValidationResult.error("Invalid offset for BlockSetId");
}
int pos = offset + 33 + blockSetIdOffset;
if (pos >= buffer.writerIndex()) {
return ValidationResult.error("Offset out of bounds for BlockSetId");
}
int blockSetIdLen = VarInt.peek(buffer, pos);
if (blockSetIdLen < 0) {
return ValidationResult.error("Invalid string length for BlockSetId");
}
if (blockSetIdLen > 4096000) {
return ValidationResult.error("BlockSetId exceeds max length 4096000");
}
pos += VarInt.length(buffer, pos);
pos += blockSetIdLen;
if (pos > buffer.writerIndex()) {
return ValidationResult.error("Buffer overflow reading BlockSetId");
}
}
if ((nullBits & 8) != 0) {
int fillerOffset = buffer.getIntLE(offset + 29);
if (fillerOffset < 0) {
return ValidationResult.error("Invalid offset for Filler");
}
int pos = offset + 33 + fillerOffset;
if (pos >= buffer.writerIndex()) {
return ValidationResult.error("Offset out of bounds for Filler");
}
int fillerCount = VarInt.peek(buffer, pos);
if (fillerCount < 0) {
return ValidationResult.error("Invalid array count for Filler");
}
if (fillerCount > 4096000) {
return ValidationResult.error("Filler exceeds max length 4096000");
}
pos += VarInt.length(buffer, pos);
pos += fillerCount * 12;
if (pos > buffer.writerIndex()) {
return ValidationResult.error("Buffer overflow reading Filler");
}
}
return ValidationResult.OK;
}
}
public RequiredBlockFaceSupport clone() {
RequiredBlockFaceSupport copy = new RequiredBlockFaceSupport();
copy.faceType = this.faceType;
copy.selfFaceType = this.selfFaceType;
copy.blockSetId = this.blockSetId;
copy.blockTypeId = this.blockTypeId;
copy.tagIndex = this.tagIndex;
copy.fluidId = this.fluidId;
copy.support = this.support;
copy.matchSelf = this.matchSelf;
copy.allowSupportPropagation = this.allowSupportPropagation;
copy.rotate = this.rotate;
copy.filler = this.filler != null ? (Vector3i[])Arrays.stream(this.filler).map((e) -> e.clone()).toArray((x$0) -> new Vector3i[x$0]) : null;
return copy;
}
public boolean equals(Object obj) {
if (this == obj) {
return true;
} else if (!(obj instanceof RequiredBlockFaceSupport)) {
return false;
} else {
RequiredBlockFaceSupport other = (RequiredBlockFaceSupport)obj;
return Objects.equals(this.faceType, other.faceType) && Objects.equals(this.selfFaceType, other.selfFaceType) && Objects.equals(this.blockSetId, other.blockSetId) && this.blockTypeId == other.blockTypeId && this.tagIndex == other.tagIndex && this.fluidId == other.fluidId && Objects.equals(this.support, other.support) && Objects.equals(this.matchSelf, other.matchSelf) && this.allowSupportPropagation == other.allowSupportPropagation && this.rotate == other.rotate && Arrays.equals(this.filler, other.filler);
}
}
public int hashCode() {
int result = 1;
result = 31 * result + Objects.hashCode(this.faceType);
result = 31 * result + Objects.hashCode(this.selfFaceType);
result = 31 * result + Objects.hashCode(this.blockSetId);
result = 31 * result + Integer.hashCode(this.blockTypeId);
result = 31 * result + Integer.hashCode(this.tagIndex);
result = 31 * result + Integer.hashCode(this.fluidId);
result = 31 * result + Objects.hashCode(this.support);
result = 31 * result + Objects.hashCode(this.matchSelf);
result = 31 * result + Boolean.hashCode(this.allowSupportPropagation);
result = 31 * result + Boolean.hashCode(this.rotate);
result = 31 * result + Arrays.hashCode(this.filler);
return result;
}
}