command unenchant [<text>]:
    trigger:
        open chest inventory with 3 rows named "&8Kamien szlifierski" to player
        wait 2 ticks
        loop 27 times:
            set slot (loop-number - 1) of player's current inventory to black stained glass pane named "&8"
        set slot 11 and 15 of player's current inventory to air
        set slot 12 of player's current inventory to orange stained glass pane named "&f&l&m<-------" with lore "&7&oTu wloz przedmiot"
        set slot 13 of player's current inventory to red stained glass pane named "&8"
        set slot 14 of player's current inventory to orange stained glass pane named "&f&l&m------->" with lore "&7&oStad wyjmij przedmiot"

on inventory click:
    name of event-inventory is "&8Kamien szlifierski"
    index of event-slot is not 11 or 15:
        cancel event
    index of event-slot is 15:
        event-inventory's slot 15 is air
        cancel event
    index of event-slot is 11:
        set {_item} to player's cursor slot
        disenchant {_item}
        wait 2 ticks
        set slot 15 of player's current inventory to {_item}