on sign change:
    if file path "Gracze/tabliczki/Folder Gracza: %player%/Tabliczki gracza/Stare Tabliczki/tabliczki.txt" is missing:
        create file path "Gracze/tabliczki/Folder Gracza: %player%/Tabliczki gracza/Nowe Tabliczki/tabliczki.txt"
    set {_now} to now formatted as "[dd.MM.yyyy HH:mm:ss]"
    set {_loc} to "<x: %x-loc of event-block%; y: %y-loc of event-block%; z: %z-loc of event-block%; świat: %world%>"

    add "" and "" to {_contents::*}
    add "%{_now}%  %{_loc}%" to {_contents::*}
    loop 4 times:
        add "- %line loop-number%" to {_contents::*}

    add content of file path "Gracze/tabliczki/Folder Gracza: %player%/Tabliczki gracza/Nowe Tabliczki/tabliczki.txt" to {_contents::*}
    set {_contents::*} to content of file path "Gracze/tabliczki/Folder Gracza: %player%/Tabliczki gracza/Nowe Tabliczki/tabliczki.txt"

on right click on any sign:
    if file path "Gracze/tabliczki/Folder Gracza: %player%/Tabliczki gracza/Stare Tabliczki/tabliczki.txt" is missing:
        create file path "Gracze/tabliczki/Folder Gracza: %player%/Tabliczki gracza/Stare Tabliczki/tabliczki.txt"
    set {_now} to now formatted as "[dd.MM.yyyy HH:mm:ss]"
    set {_loc} to "<x: %x-loc of event-block%; y: %y-loc of event-block%; z: %z-loc of event-block%; świat: %world%>"
    add "" and "" to {_contents::*}
    add "%{_now}%  %{_loc}%" to {_contents::*}
    loop 4 times:
        add "- %line loop-number%" to {_contents::*}
    add content of file path "Gracze/tabliczki/Folder Gracza: %player%/Tabliczki gracza/Stare Tabliczki/tabliczki.txt" to {_contents::*}
    set {_contents::*} to content of file path "Gracze/tabliczki/Folder Gracza: %player%/Tabliczki gracza/Stare Tabliczki/tabliczki.txt"