post_install() {
    gtk-update-icon-cache -q -t -f usr/share/icons/hicolor


    python3 -OO -m py_compile /usr/share/slimbookbattery/preferences.py
    python3 -OO -m py_compile /usr/share/slimbookbattery/slimbookbattery
    python3 -OO -m py_compile /usr/share/slimbookbattery/slimbookbattery-changemode.py
    python3 -OO -m py_compile /usr/share/slimbookbattery/slimbookbattery-report.py

    rm /usr/share/slimbookbattery/preferences.py
    rm /usr/share/slimbookbattery/slimbookbattery
    rm /usr/share/slimbookbattery/slimbookbattery-changemode.py
    rm /usr/share/slimbookbattery/slimbookbattery-report.py

    cp /usr/share/slimbookbattery/__pycache__/preferences.cpython-*.pyc /usr/share/slimbookbattery/preferences.pyc
    cp /usr/share/slimbookbattery/__pycache__/slimbookbatterycpython-*.pyc /usr/share/slimbookbattery/slimbookbattery
    cp /usr/share/slimbookbattery/__pycache__/slimbookbattery-changemode.cpython-*.pyc /usr/share/slimbookbattery/slimbookbattery-changemode.pyc
    cp /usr/share/slimbookbattery/__pycache__/slimbookbattery-report.cpython-*.pyc /usr/share/slimbookbattery/slimbookbattery-report.pyc

    rm /usr/share/slimbookbattery/__pycache__/*
    rmdir /usr/share/slimbookbattery/__pycache__

    echo "Warning."
    echo "It is highly recommended that you disable any other battery/power management program. For example, the tlpui."

    update-desktop-database -q
}

post_upgrade() {
    post_install
}

post_remove() {
    gtk-update-icon-cache -q -t -f usr/share/icons/hicolor

    rm -rf /usr/share/slimbookbattery

    for d in /home/*/ ; do
        rm -rf $d/.config/slimbookbattery
    done

    update-desktop-database -q
}