#!/usr/bin/env bash

if [[ -n "$AUTOMV_DIR" ]]; then
  automvdir=$AUTOMV_DIR
else
  if [[ -d "/usr/local/etc/automv.d" ]]; then
    automvdir=/usr/local/etc/automv.d
  else
    echo 'Missing automv.d location: please create confs in /usr/local/etc/automv.d
          or supply a directory in $AUTOMV_DIR'
    exit 1
  fi
fi

function extract {
  local file=$1
  local prop=$2
  grep "^${prop}=.*$" $file | cut -d '=' -f2
}

function automv {
  local query=$1
  local source=$2
  local target=$3

  echo "Moving files from $source matching '$query' to $target"  
  find $source -type f \( -regex "${query}" ! -iname ".*" \) \
     | xargs -I '{}' mv -v {} $target/
}

echo "Executing automv functions from $automvdir"
for file in $automvdir/*.conf
do
  echo "found $file"
  if [[ -f $file ]]; then
    # Extract file configs
    query=$(extract $file "query")
    sourced=$(extract $file "source")
    target=$(extract $file "target")

    automv $query $sourced $target
  fi
done