options:    
    diamondblock40: glass block named "&3&lDIAMONDBLOCK40" with lore "&8&lGenerator blokow diamentu 40"
    
on place:
    if player's tool is {@diamondblock40}:
        add location of block to {generatordiamondblock40::*}
        set block above event-block to diamond block          #wysokosc 1
        set block 2 above event-block to diamond block        #wysokosc 2
        set block 3 above event-block to diamond block        #wysokosc 3  usun linijke jezeli chcesz lub dodaj # przed nia
        
 on break iron block:
    if "%{generatordiamondblock40::*}%" contains "%location of block below event-block%" or "%location of block 2 below event-block%" or "%location of block 3 below event-block%":    #tu musi byc tyle ile w wysokosci
        cancel event
        chance of 40%:
            drop diamond block
        else:
            drop cobble_stone
 
 command /generator [<text>]:
    permission: *
    trigger:
        if arg 1 is "diamondblock40":
            give player 1 {@diamondblock40}