#!/bin/bash

# ENV / defaults
image="${DOCKER_IMAGE-node:latest}"
port="${PORT-8080}"

if [ -z "$1" ]; then
    echo "USAGE: $0 [development|production]" >&2
    exit 1
fi

cd "$(dirname "$0")" || exit $?


run_in_docker() {
    path="$(readlink -f "$(dirname "$0")")"
    docker run -i -t -u "$(id -u):$(id -g)" -p "$port:8080" --rm -v "$path/:$path":rw -w "$path" "$image" "$@"
}

if [ ! -f .npm-initialized -o package.json -nt .npm-initialized ]; then
    run_in_docker npm install || exit $?
    mkdir -p css/dist
    touch .npm-initialized
fi

run_in_docker npm run "$@"