#!/bin/bash

# printBatteryCont
# 'continuously' print machine power state for tint2 
# brex 2021
# license: WTFPL – Do What the **** You Want to Public License

# main
(upower -m) |
while read -r
do

    # battery state simplified
    number="$(upower -d | grep percentage | head -1 | tr -dc '0-9')"
    
        if ((number > 80)); then
            #var=""
            var=""
        elif ((number > 60)); then
            var=""
        elif ((number > 40)); then
            var=""
        elif ((number > 20)); then
            var=""
        elif ((number > 0)); then
            var=""
        else # undefined
            var=""
        fi
    
    echo "${var}"
    
    # tooltip is for state
    state="$(upower -d | grep state | head -1 | awk '{print $2}')"
    [[ ! "$state" ]] && state="power"
    >&2 echo -en "\033[2J"
    >&2 echo "$state"

done

# tint2 executor example:

#-------------------------------------
# printBatteryCont
#execp = new
#execp_centered = 1
#execp_has_icon = 0
#execp_command = printBatteryCont
#execp_continuous = 1
#execp_font = cuprum 21
#execp_font_color = #111111 100
#execp_padding = 0 0 0
#execp_mclick_command = xfce4-power-manager-settings