#!/bin/sh

#copy of msf file, some functions (eselect, gemspec) are not required

#read the desired version of ruby from the eselected version beef
if [ -f /usr/lib64/beef/beef ]; then
  header="$(head -n1 /usr/lib64/beef/beef)"
elif [ -f /usr/lib/beef/beef ]; then
  header="$(head -n1 /usr/lib64/beef/beef)"
else
  printf "Unable to find /usr/lib*/beef/beef\n"
  exit 1
fi
ruby="${header:2}"

#normally beef makes this dir, however, this script runs first
if [ ! -d ~/.beef ]; then
	mkdir ~/.beef
fi

#we cannot control if beef* exits normally so always start with cleanup
if [ -f ~/.beef/Gemfile ]; then
	rm ~/.beef/Gemfile
fi
if ls -A ~/.beef/*.gemspec > /dev/zero 2>&1; then
	rm ~/.beef/*.gemspec
fi

#fetch the latest Gemfile and gemspecsfrom the selected version of beef
if [ -f /usr/lib64/beef/Gemfile ]; then
  cp /usr/lib64/beef/Gemfile ~/.beef/
elif [ -f /usr/lib/beef/Gemfile ]; then
  cp /usr/lib/beef/Gemfile ~/.beef/
else
  printf "Unable to find /usr/lib*/beef/Gemfile\n"
  exit 1
fi

if ls -A /usr/lib64/beef/*.gemspec > /dev/zero 2>&1; then
	cp /usr/lib64/beef/*.gemspec ~/.beef/
fi
if ls -A /usr/lib/beef/*.gemspec > /dev/zero 2>&1; then
	cp /usr/lib/beef/*.gemspec ~/.beef/
fi

#ensure Gemfile.lock is up to date
BUNDLE_GEMFILE=~/.beef/Gemfile ${ruby} -S bundle check > /dev/null 2>&1
if [ "$?" != "0" ]; then
	if [ -f ~/.beef/Gemfile.lock ]; then
		rm ~/.beef/Gemfile.lock
	else
		echo "Something went wrong, please open a bug for beef on https://github.com/pentoo/pentoo-overlay/issues"
	fi
fi

#ready to go
if [ -f /usr/lib64/beef/beef ]; then
  BUNDLE_GEMFILE=~/.beef/Gemfile ruby -S bundle exec /usr/lib64/beef/$(basename $0) "$@"
elif [ -f /usr/lib/beef/beef ]; then
  BUNDLE_GEMFILE=~/.beef/Gemfile ruby -S bundle exec /usr/lib/beef/$(basename $0) "$@"
fi
#profit