#!/bin/bash
set -e

echo ">>>>>>>>>    $*"

if [ "$*" != "jekyll new ." ]; then
  if [ ! -f Gemfile  ]; then
    echo "NOTE: hmm, I don't see a Gemfile so I don't think there's a jekyll site here"
    echo "Either you didn't mount a volume, or you mounted it incorrectly."
    echo "Be sure you're in your jekyll site root and use something like this to launch"
    echo ""
    echo "docker run -p 80:4000 -v \$(pwd):/site bretfisher/jekyll-serve"
    echo ""
    echo "NOTE: To create a new site, you can use the sister image bretfisher/jekyll like:"
    echo ""
    echo "docker run -v \$(pwd):/site bretfisher/jekyll new ."
    exit 1
  fi

  bundle install --retry 5 --jobs 20
fi

exec "$@"