⌨️=HHKB-BT.30s.sh

#!/usr/bin/env bash
#
# <bitbar.title>BluetoothConnector</bitbar.title>
# <bitbar.version>v1.0</bitbar.version>
# <bitbar.author>Jaeho Shin</bitbar.author>
# <bitbar.author.github>netj</bitbar.author.github>
# <bitbar.desc>Quick handle for showing whether a Bluetooth device is connected or not and quickly connecting/disconnecting it</bitbar.desc>
# <bitbar.image>http://icons.iconarchive.com/icons/bokehlicia/captiva/256/bluetooth-icon.png</bitbar.image>

# find bluetooth device name from filename
basenameWithInterval=$(basename "$0" .sh)
basename=${basenameWithInterval%.*}
export bluetoothDeviceName=${basename#*=}
# optional filename prefix ending with an = can define menubar icon/label (e.g.: ⌨️=HHKB-BT.30s.sh)
icon=${basename%%$bluetoothDeviceName}; icon=${icon%=}; : ${icon:=$bluetoothDeviceName}
export PATH=/usr/local/bin:"$PATH"  # XXX for BluetoothConnector from Homebrew

if [[ $# -gt 0 ]]; then
    bluetoothDeviceMAC=$(
        BluetoothConnector | tail -n +4 |
        awk '/..-..-..-..-..-.. - '"$bluetoothDeviceName"'/ { print $1 }'
    )
    case $1 in
        connect|disconnect)
            BluetoothConnector --"$1" "$bluetoothDeviceMAC"
            ;;
    esac
    exit
elif [[ -t 0 && -t 1 && -t 2 ]]; then
    select action in connect disconnect; do
        "$0" "$action"
        exit
    done
fi

bluetoothDeviceIsNotConnected() {
    system_profiler SPBluetoothDataType |
    sed '/^      Devices .*:/,/^      Services:/!d' | sed '1d; $d; s/^          //' |
    awk '$0 == ENVIRON["bluetoothDeviceName"] ":" { found=1 } found && $1 == "Connected:" { exit ($2 == "Yes") }'
}

if bluetoothDeviceIsNotConnected; then
    echo "$icon🌙"
    echo "---";
else
    echo "$icon💡"
    echo "---";
fi
echo "$bluetoothDeviceName"
echo "⚡️ Connect    | bash=\"$0\" param1=connect    terminal=false"
echo "💤 Disconnect | bash=\"$0\" param1=disconnect terminal=false"

type BluetoothConnector &>/dev/null || {
    echo "----";
    echo 'BluetoothConnector not found!'
    echo 'Run: brew install bluetoothconnector | bash="brew install bluetoothconnector" terminal=true'
} >&2