package com.hypixel.hytale.protocol;
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 javax.annotation.Nonnull;
import javax.annotation.Nullable;
public class ExtraResources {
public static final int NULLABLE_BIT_FIELD_SIZE = 1;
public static final int FIXED_BLOCK_SIZE = 1;
public static final int VARIABLE_FIELD_COUNT = 1;
public static final int VARIABLE_BLOCK_START = 1;
public static final int MAX_SIZE = 1677721600;
@Nullable
public ItemQuantity[] resources;
public ExtraResources() {
}
public ExtraResources(@Nullable ItemQuantity[] resources) {
this.resources = resources;
}
public ExtraResources(@Nonnull ExtraResources other) {
this.resources = other.resources;
}
@Nonnull
public static ExtraResources deserialize(@Nonnull ByteBuf buf, int offset) {
ExtraResources obj = new ExtraResources();
byte nullBits = buf.getByte(offset);
int pos = offset + 1;
if ((nullBits & 1) != 0) {
int resourcesCount = VarInt.peek(buf, pos);
if (resourcesCount < 0) {
throw ProtocolException.negativeLength("Resources", resourcesCount);
}
if (resourcesCount > 4096000) {
throw ProtocolException.arrayTooLong("Resources", resourcesCount, 4096000);
}
int resourcesVarLen = VarInt.size(resourcesCount);
if ((long)(pos + resourcesVarLen) + (long)resourcesCount * 5L > (long)buf.readableBytes()) {
throw ProtocolException.bufferTooSmall("Resources", pos + resourcesVarLen + resourcesCount * 5, buf.readableBytes());
}
pos += resourcesVarLen;
obj.resources = new ItemQuantity[resourcesCount];
for(int i = 0; i < resourcesCount; ++i) {
obj.resources[i] = ItemQuantity.deserialize(buf, pos);
pos += ItemQuantity.computeBytesConsumed(buf, pos);
}
}
return obj;
}
public static int computeBytesConsumed(@Nonnull ByteBuf buf, int offset) {
byte nullBits = buf.getByte(offset);
int pos = offset + 1;
if ((nullBits & 1) != 0) {
int arrLen = VarInt.peek(buf, pos);
pos += VarInt.length(buf, pos);
for(int i = 0; i < arrLen; ++i) {
pos += ItemQuantity.computeBytesConsumed(buf, pos);
}
}
return pos - offset;
}
public void serialize(@Nonnull ByteBuf buf) {
byte nullBits = 0;
if (this.resources != null) {
nullBits = (byte)(nullBits | 1);
}
buf.writeByte(nullBits);
if (this.resources != null) {
if (this.resources.length > 4096000) {
throw ProtocolException.arrayTooLong("Resources", this.resources.length, 4096000);
}
VarInt.write(buf, this.resources.length);
for(ItemQuantity item : this.resources) {
item.serialize(buf);
}
}
}
public int computeSize() {
int size = 1;
if (this.resources != null) {
int resourcesSize = 0;
for(ItemQuantity elem : this.resources) {
resourcesSize += elem.computeSize();
}
size += VarInt.size(this.resources.length) + resourcesSize;
}
return size;
}
public static ValidationResult validateStructure(@Nonnull ByteBuf buffer, int offset) {
if (buffer.readableBytes() - offset < 1) {
return ValidationResult.error("Buffer too small: expected at least 1 bytes");
} else {
byte nullBits = buffer.getByte(offset);
int pos = offset + 1;
if ((nullBits & 1) != 0) {
int resourcesCount = VarInt.peek(buffer, pos);
if (resourcesCount < 0) {
return ValidationResult.error("Invalid array count for Resources");
}
if (resourcesCount > 4096000) {
return ValidationResult.error("Resources exceeds max length 4096000");
}
pos += VarInt.length(buffer, pos);
for(int i = 0; i < resourcesCount; ++i) {
ValidationResult structResult = ItemQuantity.validateStructure(buffer, pos);
if (!structResult.isValid()) {
return ValidationResult.error("Invalid ItemQuantity in Resources[" + i + "]: " + structResult.error());
}
pos += ItemQuantity.computeBytesConsumed(buffer, pos);
}
}
return ValidationResult.OK;
}
}
public ExtraResources clone() {
ExtraResources copy = new ExtraResources();
copy.resources = this.resources != null ? (ItemQuantity[])Arrays.stream(this.resources).map((e) -> e.clone()).toArray((x$0) -> new ItemQuantity[x$0]) : null;
return copy;
}
public boolean equals(Object obj) {
if (this == obj) {
return true;
} else if (obj instanceof ExtraResources) {
ExtraResources other = (ExtraResources)obj;
return Arrays.equals(this.resources, other.resources);
} else {
return false;
}
}
public int hashCode() {
int result = 1;
result = 31 * result + Arrays.hashCode(this.resources);
return result;
}
}