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omarchycn/bin/omarchy-battery-status

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#!/bin/bash
# omarchy:summary=Returns a formatted battery status string with percentage and power draw/charge.
# omarchy:args=[--shell]
shell_output=false
power_supply_path="${OMARCHY_POWER_SUPPLY_PATH:-/sys/class/power_supply}"
case "${1:-}" in
"")
;;
--shell)
shell_output=true
;;
*)
echo "Usage: omarchy-battery-status [--shell]" >&2
exit 2
;;
esac
battery=$(upower -e 2>/dev/null | grep BAT | head -n 1)
[[ -z $battery ]] && exit 0
battery_info=$(upower -i "$battery")
percentage=$(awk '/percentage/ { print int($2); exit }' <<<"$battery_info")
capacity=$(awk '/energy-full:/ { printf "%d", $2; exit }' <<<"$battery_info")
time_remaining=$(awk '/time to (empty|full)/ {
value = $4
unit = $5
if (unit ~ /^minute/) {
printf "%dm", int(value)
} else {
hours = int(value)
minutes = int((value - hours) * 60)
if (minutes > 0) {
printf "%dh %dm", hours, minutes
} else {
printf "%dh", hours
}
}
exit
}' <<<"$battery_info")
power_rate_raw=$(awk '/energy-rate/ { print $2; exit }' <<<"$battery_info")
native_path=$(awk '/native-path/ { print $2; exit }' <<<"$battery_info")
battery_path="$power_supply_path/$native_path"
# UPower's energy-rate can lag the kernel telemetry by tens of seconds. Use
# the instantaneous sysfs reading when available so the open panel stays live.
if [[ -r $battery_path/power_now ]]; then
power_rate_raw=$(awk -v microwatts="$(<"$battery_path/power_now")" 'BEGIN { print microwatts / 1000000 }')
elif [[ -r $battery_path/current_now && -r $battery_path/voltage_now ]]; then
power_rate_raw=$(awk \
-v microamps="$(<"$battery_path/current_now")" \
-v microvolts="$(<"$battery_path/voltage_now")" \
'BEGIN { print microamps * microvolts / 1000000000000 }')
fi
power_rate=$(awk -v rate="${power_rate_raw:-0}" 'BEGIN {
rounded = sprintf("%.1f", rate)
sub(/\.0$/, "", rounded)
print rounded
}')
state=$(awk '/state/ { print $2; exit }' <<<"$battery_info")
threshold_start=$(awk '/charge-start-threshold:/ { gsub(/%/, "", $2); print int($2); exit }' <<<"$battery_info")
threshold_end=$(awk '/charge-end-threshold:/ { gsub(/%/, "", $2); print int($2); exit }' <<<"$battery_info")
[[ -z $threshold_end ]] && threshold_end=$(cat "$power_supply_path"/BAT*/charge_control_end_threshold 2>/dev/null | head -1)
[[ -z $threshold_start ]] && threshold_start=$(cat "$power_supply_path"/BAT*/charge_control_start_threshold 2>/dev/null | head -1)
ac_online=false
for supply in "$power_supply_path"/*; do
[[ -r $supply/type ]] || continue
[[ $(<"$supply/type") == "Mains" ]] || continue
[[ -r $supply/online ]] || continue
if [[ $(<"$supply/online") == "1" ]]; then
ac_online=true
break
fi
done
charge_idle=false
if awk -v rate="${power_rate_raw:-0}" 'BEGIN { exit !(rate <= 0.2) }'; then
charge_idle=true
fi
charge_holding=false
if [[ $ac_online == "true" && -n $threshold_end ]]; then
if [[ $state == "pending-charge" ]]; then
charge_holding=true
elif [[ $state == "fully-charged" ]] && (( percentage < 99 )); then
charge_holding=true
elif [[ $state == "charging" && $charge_idle == "true" ]] && (( threshold_end < 99 && percentage >= threshold_end )); then
charge_holding=true
fi
fi
if [[ $shell_output == "true" ]]; then
printf 'percentage\t%s\n' "${percentage}%"
if [[ $charge_holding == "true" ]]; then
printf 'state\tholding\n'
else
printf 'state\t%s\n' "$state"
fi
printf 'rate\t%s\n' "${power_rate}W"
printf 'size\t%s\n' "${capacity}Wh"
printf 'time\t%s\n' "$time_remaining"
cycles=$(cat "$power_supply_path"/BAT*/cycle_count 2>/dev/null | head -1)
[[ -n $cycles ]] && printf 'cycles\t%s\n' "$cycles"
if [[ -n $threshold_end ]]; then
if [[ -n $threshold_start && $threshold_start != $threshold_end ]]; then
printf 'threshold\t%s-%s%%\n' "$threshold_start" "$threshold_end"
else
printf 'threshold\t%s%%\n' "$threshold_end"
fi
fi
exit 0
fi
if [[ $charge_holding == "true" ]]; then
if [[ -n $threshold_start && $threshold_start != $threshold_end ]]; then
threshold_label="${threshold_start}-${threshold_end}%"
else
threshold_label="${threshold_end}%"
fi
echo "Battery ${percentage}% · Holding at ${threshold_label} · ${power_rate}W / ${capacity}Wh"
elif [[ $state == "charging" ]]; then
echo "Battery ${percentage}% · ${time_remaining} to full ·  ${power_rate}W / ${capacity}Wh"
else
echo "Battery ${percentage}% · ${time_remaining} left ·  ${power_rate}W / ${capacity}Wh"
fi