#!/usr/bin/env bash
set -e # halt script on error

# Get the list of added files compared to the origin/master (origin/master is the deployed branch)
# New files will not be deployed at the moment of this check so htmlproofer should ignore those links refering them.
ADDED_FILES=$(git diff --name-only --diff-filter=A origin/master)

if  grep -q "_docs" <<< $ADDED_FILES; then
    ADDITIONS=${ADDITIONS:+$ADDITIONS }micro-ros.github.io//docs
    ADDITIONS=${ADDITIONS:+$ADDITIONS }micro-ros.github.io/blob/master/_docs
fi

if grep -q "_posts" <<< $ADDED_FILES; then
    ADDITIONS=${ADDITIONS:+$ADDITIONS }micro-ros.github.io//blog
fi

IGNORE_HREFS=${IGNORE_HREFS:+$IGNORE_HREFS,}$(ruby -e "puts %w{
  vimeo.com
  omg.org
  twitter.com
  renesas.com
  ieeexplore.ieee.org
  build.ros2.org
  emanual.robotis.com
  www.antratek.com
  ${ADDITIONS}
  }.map{|h| \"/#{h}/\"}.join(\",\")"
)

echo "Ignoring urls: " $IGNORE_HREFS
bundle exec jekyll build
bundle exec htmlproofer --check_html --http-status-ignore "429,403" --check-favicon --assume-extension --alt-ignore "/.*/" --empty-alt-ignore --only-4xx --url-ignore $IGNORE_HREFS $@ ./_site