module ApplicationHelper

  def menu_builder
    ret = start_menu
    ret += menu_element('Strona głowna', '/', "fa fa-dashboard fa-fw")
    ret += menu_level_open('Konfiguracja', "fa fa-wrench fa-fw")
    ret += menu_element('Grupy produktow', '/product_groups', '')
    ret += menu_element('Produkty', '/products', '')
    ret += menu_level_close
    ret += close_menu
    return raw(ret)
  end

  def start_menu()
    '<div class="navbar-default sidebar" role="navigation"><div class="sidebar-nav navbar-collapse"><ul class="nav" id="side-menu">'
  end

  def menu_level_open(text,icon_class)
    ret = '<li><a href="#">'
    ret += '<i class="fa fa-bar-chart-o fa-fw"></i>' unless icon_class.blank?
    ret += text
    ret += '<span class="fa arrow"></span></a><ul class="nav nav-second-level">'
    ret
  end

  def menu_element(text, href, icon)
    ret = '<li>'
    if false
      cl = ''
    else
      cl = ' class="active"'
    end
    ret += '<a href="' + href + '"' + cl + '>' + text + '</a>'
    ret += '</li>'
    ret
  end

  def menu_level_close()
    '</ul></li>'
  end

  def close_menu()
    '</ul></div></div>'
  end

end