#!/bin/sh

# Prints all batteries, their percentage remaining and an emoji corresponding
# to charge status (󱐋  for plugged up,   for discharging on battery, etc.).

case $BLOCK_BUTTON in
	1) notify-send "  Battery module" " : discharging
󰅙 : not charging
 : stagnant charge
󱐋 : charging
 : charged
 : battery very low!

- Scroll to adjust brightness" ;;
	3) notify-send "  Battery module" " : discharging
󰅙 : not charging
 : stagnant charge
󱐋 : charging
 : charged
 : battery very low!

- Scroll to adjust brightness" ;;
	4) xbacklight -inc 15 ;;
	5) xbacklight -dec 15 ;;
	6) setsid -f "$TERMINAL" -e "$EDITOR" "$0" ;;
esac

# Loop through all attached batteries and format the info
for battery in /sys/class/power_supply/BAT?*; do
	# If non-first battery, print a space separator.
	[ -n "${capacity+x}" ] && printf " "
  # Sets up the status and capacity
  if [ ! -e ~/.cache/bar_color ]; then
    case "$(cat "$battery/status" 2>&1)" in
      "Full") status="  " ;;
      "Discharging") status="  " ;;
      "Charging") status="󱐋 " ;;
      "Not charging") status="󱐋 " ;;
      "Unknown") status=" " ;;
      *) exit 1 ;;
    esac
  else
    case "$(cat "$battery/status" 2>&1)" in
      "Full") status="^C2^  ^d^" ;;
      "Discharging") status="^C5^  ^d^" ;;
      "Charging") status="^C3^󱐋 ^d^" ;;
      "Not charging") status="^C1^󱐋 ^d^" ;;
      "Unknown") status="^C6^ ^d^" ;;
      *) exit 1 ;;
    esac
  fi
  capacity="$(cat "$battery/capacity" 2>&1)"
  # Will make a warn variable if discharging and low
  if [ ! -e ~/.cache/bar_color ]; then
    [ "$status" = "  " ] && [ "$capacity" -le 25 ] && warn=" "
  else
    [ "$status" = "^C1^  ^d^" ] && [ "$capacity" -le 25 ] && warn="^C3^ ^d^"
  fi
  # Prints the info
  printf "%s%s%d%%" "$status" "$warn" "$capacity"; unset warn
done && printf "\\n"