Grasscutter/src/main/java/emu/grasscutter/server/packet/recv/HandlerGetBargainDataReq.java

package emu.grasscutter.server.packet.recv;

import emu.grasscutter.net.packet.*;
import emu.grasscutter.net.proto.GetBargainDataReqOuterClass.GetBargainDataReq;
import emu.grasscutter.net.proto.RetcodeOuterClass.Retcode;
import emu.grasscutter.server.game.GameSession;
import emu.grasscutter.server.packet.send.PacketGetBargainDataRsp;

@Opcodes(PacketOpcodes.GetBargainDataReq)
public final class HandlerGetBargainDataReq extends PacketHandler {
    @Override
    public void handle(GameSession session, byte[] header, byte[] payload)
        throws Exception {
        var packet = GetBargainDataReq.parseFrom(payload);

        var bargainId = packet.getBargainId();
        var bargain = session.getPlayer()
            .getPlayerProgress()
            .getBargains()
            .get(bargainId);
        if (bargain == null) {
            session.send(new PacketGetBargainDataRsp(
                Retcode.RET_BARGAIN_NOT_ACTIVATED));
            return;
        }

        session.send(new PacketGetBargainDataRsp(bargain));
    }
}