dotfiles/bin/battery-daemon

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2023-07-11 10:06:43 -04:00
#!/bin/sh
for pid in $(pidof -x battery); do
if [ "$pid" != $$ ]; then
kill -9 "$pid"
fi
done
notify_icons="/home/q/.config/dunst/icons"
# notify when below this percentage
warning_level=30
# how often to check battery status, in seconds
check_interval=300
while true; do
path_to_battery=$(upower -e | grep BAT)
battery_level=$(upower -i "$path_to_battery" | grep -E "percentage" | sed 's/[^0-9]//g')
discharging=$(upower -i "$path_to_battery" | grep -E "state" | grep -c "discharging")
time_to_empty=$(upower -i "$path_to_battery" | grep -E "time to empty" | sed 's/[^0-9,.]//g')
# check if battery is low and discharging
if [ "$battery_level" -lt "$warning_level" ] && [ "$discharging" -eq 1 ]
then
dunstify -a "Battery" \
"Low battery: ${battery_level}%" \
"Battery is low ($time_to_empty hours left)" \
-r 100 \
-i "$notify_icons/battery-low.png"
mpv "/home/q/.config/alarm/low-battery-sound.mp3"
fi
sleep ${check_interval}s
done