ark/users/modules/eww/scripts/bluetooth

#!/usr/bin/env bash

declare -A baticon=([10]="󰁺" [20]="󰁻" [30]="󰁼" [40]="󰁽" [50]="󰁾" [60]="󰁿" [70]="󰂀" [80]="󰂁" [90]="󰂂" [100]="󰁹")

while true; do
  powered=$(bluetoothctl show | rg Powered | cut -f 2- -d ' ')
  status=$(bluetoothctl info)
  battery=$(echo "$status" | tail -1 | awk '{print $4 }' | tr -d '()')
  name=$(echo "$status" | rg Name | cut -f 2- -d ' ')

  if [ "$powered" = "yes" ]; then
    if [ "$status" != "Missing device address argument" ]; then
      if [ "$battery" -le 100 ] && [ "$battery" -ge 0 ]; then
        text="$name ${baticon[$battery]}"
      else
        text="$name"
      fi

      icon=""
      color="#b4befe"
    else
      icon=""
      text="Disconnected"
      color="#45475a"
    fi
  else
    icon=""
    text="Bluetooth off"
    color="#45475a"
  fi

  echo '{ "icon": "'"$icon"'", "text": "'"$text"'", "color": "'"$color"'" }'

  sleep 10
done