module PropertiesHelper
  def property_form_javascript
    html = '
    $("#property_kind").change(function(){
      var id = parseInt(this.value)
      var html = ""
      for(var i=0 ; i<categories[id].length ; i++)
        html += "<option value=\"" + categories[id][i].id + "\">" + categories[id][i].name + "</option>\n"
      $("#property_category_id").html(html)
    })

    var categories = []
    '
    Property::KINDS.each_pair do |name, id|
      categories = Category.find_all_by_kind(id, :order => 'name asc').map { |c|
        "{id: #{c.id}, name: '#{c.name}'}"
      }.join(", ")
      html << "categories[#{id}] = [#{categories}];\n"
    end
    html
  end

end