ViaVersion/common/src/main/java/com/viaversion/viaversion/rewriter/AttributeRewriter.java

51 lines
2.1 KiB
Java

/*
* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
* Copyright (C) 2016-2024 ViaVersion and contributors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.viaversion.viaversion.rewriter;
import com.viaversion.viaversion.api.protocol.Protocol;
import com.viaversion.viaversion.api.protocol.packet.ClientboundPacketType;
import com.viaversion.viaversion.api.type.Type;
public class AttributeRewriter<C extends ClientboundPacketType> {
private final Protocol<C, ?, ?, ?> protocol;
public AttributeRewriter(Protocol<C, ?, ?, ?> protocol) {
this.protocol = protocol;
}
public void register1_20_5(C packetType) {
protocol.registerClientbound(packetType, wrapper -> {
wrapper.passthrough(Type.VAR_INT); // Entity ID
final int size = wrapper.passthrough(Type.VAR_INT);
for (int i = 0; i < size; i++) {
final int attributeId = wrapper.read(Type.VAR_INT);
wrapper.write(Type.VAR_INT, protocol.getMappingData().getNewAttributeId(attributeId));
wrapper.passthrough(Type.DOUBLE); // Base
final int modifierSize = wrapper.passthrough(Type.VAR_INT);
for (int j = 0; j < modifierSize; j++) {
wrapper.passthrough(Type.UUID); // ID
wrapper.passthrough(Type.DOUBLE); // Amount
wrapper.passthrough(Type.BYTE); // Operation
}
}
});
}
}