express = require 'express'
stylus = require 'stylus'
path = require 'path'

public_dir = (filename) -> path.join __dirname, '../public', filename or ''

get_stylus_options = (server) ->
  stylus_options =
    compress: server.env == 'production'
    debug: server.env != 'production'
    force: server.env != 'production'
    linenos: server.env != 'production'
    firebug: server.env != 'production'
    src: path.join __dirname, 'styles'
    dest: public_dir 'styles'

exports.apply = (server) ->
  server.use express.static public_dir()
  server.use stylus.middleware get_stylus_options server
  server.set 'views', public_dir 'views'

  server.configure 'production', ->
    this.set 'listening-port', process.env.NODE_PORT || 80

  server.configure 'development', ->
    this.set 'listening-port', process.env.NODE_PORT || 8000