post_install() {
    systemctl daemon-reload
    modprobe predator_wmi 2>/dev/null || echo ":: predator_wmi could not be loaded yet (kernel headers installed? Secure Boot?)"
    systemctl enable --now predatord.service
    echo ":: Predator Control installed."
    echo ":: Add the panel widget: right-click the panel -> Add or Manage Widgets -> 'Predator Control'"
    echo ":: Only members of the 'wheel' group can change settings."
}

post_upgrade() {
    systemctl daemon-reload
    modprobe predator_wmi 2>/dev/null
    systemctl try-restart predatord.service
}

pre_remove() {
    systemctl disable --now predatord.service 2>/dev/null
    modprobe -r predator_wmi 2>/dev/null
    true
}

post_remove() {
    systemctl daemon-reload
    echo ":: Settings were kept in /etc/predator-control (delete manually if no longer needed)."
}