block_actor_data.go

package packet

import (
	"bytes"
	"github.com/sandertv/gophertunnel/minecraft/nbt"
	"github.com/sandertv/gophertunnel/minecraft/protocol"
)

// BlockActorData is sent by the server to update data of a block entity client-side, for example the data of
// a chest.
type BlockActorData struct {
	// Position is the position of the block that holds the block entity. If no block entity is at this
	// position, the packet is ignored by the client.
	Position protocol.BlockPos
	// NBTData is the new data of the block that will be encoded to NBT and applied client-side, so that the
	// client can see the block update. The NBTData should contain all properties of the block, not just
	// properties that were changed.
	NBTData map[string]interface{}
}

// ID ...
func (*BlockActorData) ID() uint32 {
	return IDBlockActorData
}

// Marshal ...
func (pk *BlockActorData) Marshal(buf *bytes.Buffer) {
	_ = protocol.WriteUBlockPosition(buf, pk.Position)
	_ = nbt.NewEncoder(buf).Encode(pk.NBTData)
}

// Unmarshal ...
func (pk *BlockActorData) Unmarshal(buf *bytes.Buffer) error {
	pk.NBTData = make(map[string]interface{})
	return chainErr(
		protocol.UBlockPosition(buf, &pk.Position),
		nbt.NewDecoder(buf).Decode(&pk.NBTData),
	)
}