Bulundu Yardım Edin Lütfen!PvP sunucumda Pot basmayı süreli yapmak istiyorum

on rightclick:
    if event-item is water_bottle:16453:
        if {potcooldown::%player%} is set:
            send "Biraz sakinleş."
            cancel event   
        else:
            set {potcooldown::%player%} to 1
            wait 2 seconds
            delete {potcooldown::%player%}

on join:
   delete {potcooldown::%player%}