#!/bin/sh
set -e

export PUID=${PUID:-0}
export PGID=${PGID:-0}

echo "Starting with UID='$PUID', GID='$PGID'"

if [ "${PUID}" != "0" ] || [ "${PGID}" != "0" ]; then
    # The below command will change the owner of all files in the /app directory (except node_modules) to the new UID and GID
    echo "Changing owner to $PUID:$PGID, this will take about 10 seconds..."
    find . -name 'node_modules' -prune -o -mindepth 1 -maxdepth 1 -exec chown -R $PUID:$PGID {} +
    chown -R $PUID:$PGID /var/cache/nginx
    chown -R $PUID:$PGID /var/log/nginx
    chown -R $PUID:$PGID /var/lib/nginx
    chown -R $PUID:$PGID /run/nginx/nginx.pid
    chown -R $PUID:$PGID /etc/nginx
    echo "Changing owner to $PUID:$PGID, done."
fi

# support _FILE Suffix for environment variables
for file_var in $(env | cut -d '=' -f 1 | grep "_FILE$"); do
    target_var=$(echo "$file_var" | cut -d'=' -f1 | sed 's/_FILE//')
    file_path=$(printenv "$file_var")

    if [ -f "$file_path" ]; then
        export "$target_var"=$(cat "$file_path" | tr -d '\n\r')
        echo "Info: Loaded secret for $target_var from $file_path"
    else
        echo "Warning: Secret file $file_path not found for $target_var"
    fi
done

if [ "${PUID}" != "0" ]; then
    exec su-exec $PUID:$PGID "$@"
else
    exec "$@"
fi