Sklep

on sign change:
    if line 1 is "[Sklep]":
        if player is not an op:
            send "&4Nie masz uprawnien!"
            cancel event
            stop
        set {_b} to line 3
        set line 3 to "&4Kupno: %{_b}%"
        set {_s} to line 4
        set line 4 to "&eSprzedaz: %{_s}%"
        set {tabliczki::%location of event-block%::b} to {_b}
        set {tabliczki::%location of event-block%::s} to {_s}
        send "&2Pomyslnie zmieniono!"
on rightclick on sign:
    if line 1 is "[Sklep]":
        cancel event
        if line 2 is set:
            if line 3 is set:
                set {_} to line 2
                set {_b} to {tabliczki::%location of event-block%::b}
                if player's balance is greater or equal to {_b}:
                    remove {_b} from player's balance
                    give {_} to player
                    send "&2Zakonczono tranzakcje!"
                    stop
                else:
                    send "&4Masz za malo pieniedzy!"
                    stop
on leftclick on sign:
    if line 1 is "[Sklep]":
        if player is an op:
            if player  is holding diamond pickaxe:
                stop
        cancel event
        if line 2 is set:
            if line 4 is set:
                set {_} to line 2
                set {_s} to {tabliczki::%location of event-block%::s}
                if player has {_}:
                    remove {_} from player
                    add {_s} to player's balance
                    send "&2Zakonczono tranzakcje!"
                    stop
                else:
                    send "&4Nie masz tego przedmiotu!"
                    stop