git.shemshak.org - ~bandali/configs/blob - .local/bin/battery-percentage-time

   1 #!/bin/sh
   2 dbus_send() {
   3         label=$1
   4         dbus-send --print-reply=literal --system \
   5                 --dest=org.freedesktop.UPower \
   6                 /org/freedesktop/UPower/devices/battery_BAT0 \
   7                 org.freedesktop.DBus.Properties.Get \
   8                 string:org.freedesktop.UPower.Device \
   9                 string:"${label}" | awk '{print $3}'
  10 }
  11
  12 perc=$(dbus_send 'Percentage')
  13 state=$(dbus_send 'State')
  14
  15 if [ "$state" -eq 2 ]; then  # Discharging
  16         secs=$(dbus_send 'TimeToEmpty')
  17 elif [ "$state" -eq 1 ]; then  # Charging
  18         secs=$(dbus_send 'TimeToFull')
  19 fi
  20
  21 printf '%s%%%%%2dh%02dm \n' "$perc" $((secs / 3600)) $((secs % 3600 / 60))