#!/usr/bin/env sh
set -eu

chown www-data.www-data "${DOCUMENT_ROOT}"

for file in /etc/nginx/*/*.conf; do
    sed -i \
        -e "s#{{REDIRECT_CODE}}#${REDIRECT_CODE}#g" \
        -e "s#{{DOCUMENT_ROOT}}#${DOCUMENT_ROOT}#g" \
        -e "s#{{REDIRECT_SCHEME}}#${REDIRECT_SCHEME}#g" \
        "${file}"
done

rm -f /etc/nginx/sites-enabled/redirect-*.conf
if [[ "${REDIRECT_MODE}" == "apex-to-www" ]]; then
    ln -s \
        /etc/nginx/sites-available/redirect-apex-to-www.conf \
        /etc/nginx/sites-enabled/redirect-apex-to-www.conf
elif [[ "${REDIRECT_MODE}" == "www-to-apex" ]]; then
    ln -s \
        /etc/nginx/sites-available/redirect-www-to-apex.conf \
        /etc/nginx/sites-enabled/redirect-www-to-apex.conf
fi

exec /usr/bin/supervisord