#!/usr/bin/env bash
set -e


case $1 in
    -h|--help)
        echo "--help, -h                   show this help message and exit"
        echo "--loglevel=LEVEL, -L LEVEL   log level (default: ERROR)"
        exit 0
        ;;
    -L|--loglevel)
        loglevel="$1 $2"
        ;;
esac

cd "$(dirname "$0")"/../docs
rm -rf _build

# collapse_navigation is set to False in conf.py to improve sidebar navigation for users.
# However, we must change its value to True before we begin testing links.
# Otherwise, sphinx would generate a large number of links we don't need to test.
# The crawler would take a very long time to finish and TravisCI would fail as a result.
sphinx-build -j8 -b html -d _build/doctrees -D html_theme_options.collapse_navigation=True . _build/html

echo -en "\033[0;94m"
echo "Testing links in documentation..."
echo -en "\033[0m"

cd ../tools/documentation_crawler
set +e
scrapy crawl_with_status documentation_crawler $loglevel
result=$?
if [ "$result" = 1 ]; then
    echo -en "\033[0;91m"
    echo "Failed!"
    echo -en "\033[0m"
    exit 1
else
    echo -en "\033[0;92m"
    echo "Passed!"
    echo -en "\033[0m"
    exit 0
fi