#!/bin/sh
# usage: install-bluetooth <source_dir> <dest_dir>
# source_dir contains plain-text files of any filename.
# for each file, this extracts the MAC and creates a symlink in dest_dir which
# points to the original file, using the MAC name as file path
#
# bluetooth connection structure is /var/lib/bluetooth/<HOST_MAC>/<DEVICE_MAX>/{attributes,info}
#
set -ex

src_dir="$1"
dest_dir="$2"

if [ "x$dest_dir" = "x" ]
then
  # default to the first MAC address on the host
  dest_dir="/var/lib/bluetooth/$(ls /var/lib/bluetooth)"
fi

for f in $(ls "$src_dir")
do
  mac=$(sed -rn 's/# MAC=(.*)/\1/p' "$src_dir/$f")
  mkdir -p "$dest_dir/$mac"
  ln -sf "$src_dir/$f" "$dest_dir/$mac/info"
done