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42 lines
1.1 KiB
Bash
42 lines
1.1 KiB
Bash
#!/bin/sh
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read -r rate </sys/class/power_supply/BAT0/current_now
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[ "$rate" = 0 ] && notify-send "Battery fully charged" && exit
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read -r ac </sys/class/power_supply/AC/online
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read -r charge_now </sys/class/power_supply/BAT0/charge_now
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if [ "$ac" = 1 ] ; then
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read -r charge_full </sys/class/power_supply/BAT0/charge_full
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val="$(( charge_full-charge_now ))"
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else
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val="$charge_now"
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fi
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hr="$(( val / rate ))"
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mn="$(( (val * 60) / rate - hr * 60 ))"
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case "$hr" in
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0)
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case "$mn" in
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0) notify-send "Battery fully charged" ;;
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1) notify-send "1 minute remaining" ;;
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*) notify-send "$mn minutes remaining" ;;
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esac
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;;
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1)
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case "$mn" in
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0) notify-send "1 hour remaining" ;;
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1) notify-send "1 hour, 1 minute remaining" ;;
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*) notify-send "1 hour, $mn minutes remaining" ;;
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esac
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;;
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*)
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case "$mn" in
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0) notify-send "$hr hours remaining" ;;
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1) notify-send "$hr hours, 1 minute remaining" ;;
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*) notify-send "$hr hours, $mn minutes remaining" ;;
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esac
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;;
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esac
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