tmux-kanagawa/scripts/battery.sh
2021-10-24 20:49:23 -04:00

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2.4 KiB
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#!/usr/bin/env bash
# setting the locale, some users have issues with different locales, this forces the correct one
export LC_ALL=en_US.UTF-8
linux_acpi() {
arg=$1
BAT=$(ls -d /sys/class/power_supply/BAT* | head -1)
if [ ! -x "$(which acpi 2> /dev/null)" ];then
case "$arg" in
status)
cat $BAT/status
;;
percent)
cat $BAT/capacity
;;
*)
;;
esac
else
case "$arg" in
status)
acpi | cut -d: -f2- | cut -d, -f1 | tr -d ' '
;;
percent)
acpi | cut -d: -f2- | cut -d, -f2 | tr -d '% '
;;
*)
;;
esac
fi
}
battery_percent()
{
# Check OS
case $(uname -s) in
Linux)
percent=$(linux_acpi percent)
[ -n "$percent" ] && echo " $percent"
;;
Darwin)
echo $(pmset -g batt | grep -Eo '[0-9]?[0-9]?[0-9]%')
;;
FreeBSD)
echo $(apm | sed '8,11d' | grep life | awk '{print $4}')
;;
CYGWIN*|MINGW32*|MSYS*|MINGW*)
# leaving empty - TODO - windows compatability
;;
*)
;;
esac
}
battery_status()
{
# Check OS
case $(uname -s) in
Linux)
status=$(linux_acpi status)
;;
Darwin)
status=$(pmset -g batt | sed -n 2p | cut -d ';' -f 2 | tr -d " ")
;;
FreeBSD)
status=$(apm | sed '8,11d' | grep Status | awk '{printf $3}')
;;
CYGWIN*|MINGW32*|MSYS*|MINGW*)
# leaving empty - TODO - windows compatability
;;
*)
;;
esac
case $status in
discharging|Discharging)
echo ''
;;
high)
echo ''
;;
charging)
echo 'AC'
;;
*)
echo 'AC'
;;
esac
### Old if statements didn't work on BSD, they're probably not POSIX compliant, not sure
# if [ $status = 'discharging' ] || [ $status = 'Discharging' ]; then
# echo ''
# # elif [ $status = 'charging' ]; then # This is needed for FreeBSD AC checking support
# # echo 'AC'
# else
# echo 'AC'
# fi
}
main()
{
bat_label=$(get_tmux_option "@dracula-battery-label" "♥")
bat_stat=$(battery_status)
bat_perc=$(battery_percent)
if [ -z "$bat_stat" ]; then # Test if status is empty or not
echo "$bat_label $bat_perc"
elif [ -z "$bat_perc" ]; then # In case it is a desktop with no battery percent, only AC power
echo "$bat_label $bat_stat"
else
echo "$bat_label $bat_stat $bat_perc"
fi
}
#run main driver program
main