#! /bin/sh

# script to display battery status and cpu temperature (on my MSI Wind)

# wm: cwm

# put this in your .xinitrc file
# xterm -geometry 49x1-1+1 -e bin/battery-status &
# (adjust geometry as needed)

max=$(sysctl hw.sensors.acpibat0.amphour0)
max=${max##*=}
max=${max%% Ah *} 

while true; do
   cur=$(sysctl hw.sensors.acpibat0.amphour3)
   cur=${cur##*=}
   cur=${cur%% Ah *}

   per=$(echo "${cur} * 100 / ${max}" | bc)

   dot=$((${per} / 10 + 1))
   dot=$(printf '%-10.*s' ${dot} '##########')

   deg=$(sysctl hw.sensors.cpu0.temp0 | cut -d '=' -f 2)

   echo -n "\rBAT: ${per}% (${cur}Ah) [${dot}]"
   echo -n ", CPU: ${deg}"

   sleep 30 
done