The NIX update

scripts/sb-battery

@@ -0,0 +1,25 @@
+#!/bin/sh
+
+# Prints all batteries, their percentage remaining and an emoji corresponding
+# to charge status (🔌 for plugged up, 🔋 for discharging on battery, etc.).
+
+# Loop through all attached batteries and format the info
+# for battery in /sys/class/power_supply/BAT?*; do # For standard devices, use this line instead.
+for battery in /sys/class/power_supply/?*; do
+	# If non-first battery, print a space separator.
+	[ -n "${capacity+x}" ] && [ -f "$battery/status" ] && printf " "
+	# Sets up the status and capacity
+	case "$(cat "$battery/status" 2>&1)" in
+		"Full") status="󰁹 " ;;
+		"Discharging") status="󰂌 " ;;
+		"Charging") status="󰂄 " ;;
+		"Not charging") status="󰂃 " ;;
+		"Unknown") status="󰂑 " ;;
+		*) exit 1 ;;
+	esac
+	capacity="$(cat "$battery/capacity" 2>&1)"
+	# Will make a warn variable if discharging and low
+	[ "$status" = "󰂌 " ] && [ "$capacity" -le 25 ] && warn=" "
+	# Prints the info
+	printf "%s%s%d%%" "$status" "$warn" "$capacity"; unset warn
+done && printf "\\n"