#!/bin/sh
# Battery indicator for dwmblocks

# Save charge % and status to this variables
bat=$(grep "[0-9]" /sys/class/power_supply/BAT0/capacity)
stat=$(cat /sys/class/power_supply/BAT0/status)

case 1 in
    $((bat >= 98))  ) bar="━━━━━━━━━━" ;;
    $((bat >= 90))  ) bar="━━━━━━━━━─" ;;
    $((bat >= 80))  ) bar="━━━━━━━━──" ;;
    $((bat >= 70))  ) bar="━━━━━━━───" ;;
    $((bat >= 60))  ) bar="━━━━━━────" ;;
    $((bat >= 50))  ) bar="━━━━━─────" ;;
    $((bat >= 40))  ) bar="━━━━──────" ;;
    $((bat >= 30))  ) bar="━━━───────" ;;
    $((bat >= 20))  ) bar="━━────────" ;;
    $((bat >= 10))  ) bar="━!────────" ;;
    $((bat >= 0))   ) bar="CHARGE NOW" ;;
esac

# Charging indicator if status file indicates such state
[ "$stat" != "Charging" ] && icon="󰁹" || icon=""
echo "$icon $bar"

# Warning when battery is under 10% capacity and not charging
[ $((bat)) -lt 15 ] && [ "$stat" != "Charging" ] &&
    notify-send --replace-id=15 "󰁹 Battery" "Capacity at $bat%"