Optimize PacketHandler performance

server/player.go

@@ -18,7 +18,6 @@ type Player struct {
 	uuid.UUID
 	EntityID int32
 	Gamemode byte
-	handlers map[int32][]packetHandlerFunc
 
 	errChan chan error
 }
@@ -51,20 +50,6 @@ func (s WritePacketError) Unwrap() error {
 	return s.Err
 }
 
-type PacketHandler struct {
-	ID int32
-	F  packetHandlerFunc
-}
-
-type packetHandlerFunc func(packet Packet757) error
-
-func (p *Player) AddHandler(ph PacketHandler) {
-	if p.handlers == nil {
-		p.handlers = make(map[int32][]packetHandlerFunc)
-	}
-	p.handlers[ph.ID] = append(p.handlers[ph.ID], ph.F)
-}
-
 func (p *Player) PutErr(err error) {
 	select {
 	case p.errChan <- err: