#!/bin/bash

function usage {
	echo "Usage: uglify option /path/to/scripts/"
}

if [ 0 != "$#" ] && [ -d "$1" ]; then
	dir=$1
	files=`ls $dir | perl -ne '$match = $_ =~ /^.*\b(\S+(?<!\.min)\.js)$/; if ( $match == 1 ) { print $_ =~ /^.*\b(\S+(?<!\.min)\.js)$/; print " "; }'`
	echo "$files"
	if [[ "" != "$files" ]]; then
		echo "Uglifying scripts in $dir"
		echo "Found files: $files"
		IFS=' ' read -r -a file_array <<< "$files"
		for file in "${file_array[@]}"
		do
			name=`expr "$file" : '\(.*\)\.js'`
			echo "- Uglifying: $file"
			uglifyjs "$dir/$file" -cmo "$dir/$name.min.js"
		done

		echo "Done."
	else
		echo "No script files were found."
	fi
else
	usage
fi