dwm/xsetroot.d/battery.sh

get_battery_remaining_percent() {
    acpi | awk -F'%' '{print $1}' | awk '{print $NF}'
}

show_battery_status() {
    command -v acpi > /dev/null && {
        echo -n "$SEP "

        plugged=$(acpi | awk -F',' '{print $1}' | awk '{print $NF}')
        case $plugged in
            Charging)
                echo -n '>'
                ;;
            Discharging)
                echo -n '<'
                ;;
            ?) ;;
        esac
        convert_percent_to_bar $(get_battery_remaining_percent)
    }
}
register+=('show_battery_status')