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#!/bin/sh
# Show the charge or discharge rate of the battery
rate="$(printf "scale=3\n%s\n" "$(grep 'POWER_SUPPLY_POWER_NOW' /sys/class/power_supply/BAT0/uevent | awk -F '=' '{print $2}') / 1000000" | bc)"
stat="$(grep 'POWER_SUPPLY_STATUS' /sys/class/power_supply/BAT0/uevent | awk -F '=' '{print $2}')"
if [ "$1" = "-p" ]; then
# Output in plain text
echo "Battery $stat at a rate of ${rate}W"
exit 0
fi
if [ "$stat" = "Charging" ]; then
tooltip="Battery is charging at a rate of"
arrow="↑"
color="#5b8277"
elif [ "$stat" = "Discharging" ]; then
tooltip="Battery is discharging at a rate of"
arrow="↓"
color="#b2872f"
else
tooltip="Battery is not charging"
arrow=""
color="#fcf8e2"
fi
printf '{ "class": "%s", "text": "<span color=\\"%s\\">%s</span> %sW", "tooltip": "%s: %sW" }' "$stat" "$color" "$arrow" "$rate" "$tooltip" "$rate"
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