Ranga za PKT

on rightclick on sign:
    if line 1 is "&7[&bRangaA&7]":
        if line 2 is "&6&lKUP":
            if line 3 is "&cKoszt:":
                if line 4 is "&a100pkt":
                    if {punkty.%player%} is bigger than 100:
                        execute console command "pex user %player% group set RangaA"
                        execute console command "pex user %player% add ranga.a"
                        send "&6Wykupiles &b&oRangaA!"
                    else:
                        send "Nie masz tyle pkt"
    if line 1 is "&7[&cRangaB&7]":
        if line 2 is "&6&lKUP":
            if line 3 is "&cKoszt:":
                if line 4 is "&a250pkt":
                    if player has permission "ranga.a":
                        if {punkty.%player%} is bigger than 250:
                            execute console command "pex user %player% group set RangaB"
                            execute console command "pex user %player% add ranga.b"
                            send "&6Wykupiles &c&oRangaB"
                        else:
                            send "Nie masz tyle pkt"
                    else:
                        send "Aby kupic RangaB musisz posiadac RangaA"