#!/usr/bin/env bash

# Collect connected devices
bt_connected=$(bluetoothctl devices | while read -r line; do
    mac=$(echo "$line" | awk '{print $2}')
    if [ "$(bluetoothctl info "$mac" | awk '/Connected:/ {print $2}')" = "yes" ]; then
        echo "$line" | cut -d' ' -f3-
    fi
done | sed '/^$/d')  # remove empty lines

# Determine icon
if [ -n "$bt_connected" ]; then
    icon=""
else
    icon=""
fi

# Escape for JSON
bt_connected_json=$(printf '%s' "$bt_connected" | sed 's/"/\\"/g' | awk '{printf "%s\\n", $0}')

# Output single JSON object
echo "{\"text\": \"$icon\", \"tooltip\": \"$bt_connected_json\"}"