W takim razie:
command /efekty:
trigger:
open chest inventory with 3 rows named "&b&lEfekty" to player
loop 27 times:
set slot loop-number - 1 of player's current inventory to white stained glass pane named " "
loop 9 times:
set slot loop-number + 8 of player's current inventory to gray stained glass pane named " "
set slot 13 of player's current inventory to stone named "&cSiła I" with lore "&7Koszt&8: &a32 bloki szmaragdów" and "" and "&7Kliknij &6LPM&7, aby zakupić!"
set slot 26 of player's current inventory to barrier named "&cWyjdź" with lore "&7Kliknij &6LPM&7, aby wyjść z okna zakupu efektów!"
on inventory click:
if name of player's current inventory is not "&b&lEfekty":
stop
if clicked inventory is player's inventory:
stop
cancel event
if clicked slot is 13:
if player has strength:
close player's inventory
send "&cJuz posiadasz ten efekt na sobie!" to player
stop
if player doesn't have 32 emerald blocks:
close player's inventory
send "&cNie stać cię na to!" to player
stop
apply potion of strength 1 to player for 1 minute
remove 32 emerald blocks from player's inventory
send "&aZakupiłeś efekt&7: &cSiła &6I" to player
else if clicked slot is 26:
close player's inventory
Proszę, oto skrypt.