require 'fileutils'

base = ARGV[0] || '.'
current_dir = File.expand_path(base)
nginx_bin = `which nginx`.gsub('\n', '')
fastcgi_bin = `which php5-fpm`.gsub('\n', '')
db_bin = `which mysqld`.gsub('\n', '')

procfile = <<PROCFILE
web: #{nginx_bin} -p #{current_dir}/tmp/nginx/ -c ../../nginx.conf
fastcgi: #{fastcgi_bin}
db: #{db_bin}
PROCFILE

nginx_conf = <<NGINX_CONF
daemon off;
http {
  include       /etc/nginx/mime.types;
  default_type  application/octet-stream;

  server {
    listen 3000;
    server_name localhost;

    root   #{current_dir}/app;
    index  index.php index.html;

    try_files $uri $uri/ /index.php?$args;

    location ~ \.php$
    {
      include /etc/nginx/fastcgi.conf;
      fastcgi_index  index.php;
      fastcgi_pass 127.0.0.1:9000;
    }
  }
}

events {

}
NGINX_CONF

# Create folder structure
FileUtils.mkdir_p "#{base}/tmp/nginx/logs"
FileUtils.mkdir "#{base}/app"

# Create empty files
FileUtils.touch "#{base}/tmp/nginx/logs/access.log"
FileUtils.touch "#{base}/tmp/nginx/logs/error.log"

# Create config files
File.open("#{base}/Procfile", 'w') {|f| f.write(procfile) }
File.open("#{base}/nginx.conf", 'w') {|f| f.write(nginx_conf) }

# Create test php file
File.open("#{base}/app/index.php", 'w') {|f| f.write("<?php\n  echo '<h1>It works!</h1>';\n") }