104 lines
3 KiB
Bash
104 lines
3 KiB
Bash
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#!/bin/bash
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#
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# Battery status as am RPG-like "health bar" with hearts and half-hearts.
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# To be used with polybar or similar. This should work for a ThinkPad with
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# two batteries installed.
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#
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# It also shows desktop notifications when the battery is low (notify-send).
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#
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# Author: machaerus
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# https://gitlab.com/machaerus
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#
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# Original idea for calculating the battery % is not mine, unfortunately
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# I don't remember the source.
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source colors.sh
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healthbar_print() {
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PATH_AC="/sys/class/power_supply/AC"
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PATH_BATTERY_0="/sys/class/power_supply/BAT0"
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PATH_BATTERY_1="/sys/class/power_supply/BAT1"
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ac=0
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battery_level_0=0
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battery_level_1=0
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battery_max_0=0
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battery_max_1=0
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if [ -f "$PATH_AC/online" ]; then
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ac=$(cat "$PATH_AC/online")
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fi
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if [ -f "$PATH_BATTERY_0/energy_now" ]; then
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battery_level_0=$(cat "$PATH_BATTERY_0/energy_now")
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fi
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if [ -f "$PATH_BATTERY_0/energy_full" ]; then
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battery_max_0=$(cat "$PATH_BATTERY_0/energy_full")
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fi
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if [ -f "$PATH_BATTERY_1/energy_now" ]; then
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battery_level_1=$(cat "$PATH_BATTERY_1/energy_now")
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fi
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if [ -f "$PATH_BATTERY_1/energy_full" ]; then
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battery_max_1=$(cat "$PATH_BATTERY_1/energy_full")
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fi
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battery_level=$(("$battery_level_0 + $battery_level_1"))
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battery_max=$(("$battery_max_0 + $battery_max_1"))
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battery_percent=$(("$battery_level * 100"))
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battery_percent=$(("$battery_percent / $battery_max"))
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# notify-send "Battery below 90%"
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# notify-send "$battery_percent"
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if [[ "$battery_percent" -lt 3 ]] && [[ ! "$ac" -eq 1 ]]; then
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play /usr/share/sounds/freedesktop/stereo/message.oga 2> /dev/null
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notify-send -u critical "Battery below 3%!"
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elif [[ "$battery_percent" -lt 10 ]] && [[ ! "$ac" -eq 1 ]]; then
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play /usr/share/sounds/freedesktop/stereo/message.oga 2> /dev/null
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notify-send -u critical "Battery below 10%!"
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fi
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# if [ "$battery_percent" -gt 88 ]; then
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# hp="$faded_red $RESET"
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# elif [ "$battery_percent" -gt 75 ]; then
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# hp="$faded_red ﯜ$RESET"
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# elif [ "$battery_percent" -gt 63 ]; then
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# hp="$faded_red $RESET$dark0_soft$RESET"
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# elif [ "$battery_percent" -gt 50 ]; then
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# hp="$faded_red ﯜ $RESET$dark0_soft$RESET"
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# elif [ "$battery_percent" -gt 38 ]; then
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# hp="$faded_red $RESET$dark0_soft $RESET"
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# elif [ "$battery_percent" -gt 25 ]; then
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# hp="$faded_red ﯜ $RESET$dark0_soft $RESET"
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# elif [ "$battery_percent" -gt 13 ]; then
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# hp="$faded_red $RESET$dark0_soft $RESET"
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# else
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# hp="$faded_redﯜ $RESET$dark0_soft $RESET"
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# fi
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# if [ "$ac" -eq 1 ]; then
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# echo "$dark0_soft[$faded_yellow$dark0_soft]$RESET $battery_percent"
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# else
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# echo " $battery_percent"
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# fi
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if [ "$battery_percent" -gt 25 ]; then
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battery_color="$faded_green"
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elif [ "$battery_percent" -gt 10 ]; then
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battery_color="$faded_yellow"
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else
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battery_color="$faded_red"
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fi
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if [ "$ac" -eq 1 ]; then
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echo "$battery_color$RESET $battery_percent"
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else
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echo "$battery_color$RESET $battery_percent"
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fi
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}
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healthbar_print
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