Contents

:ruby
  type_collection = field.polymorphic_type_collection
  type_column = field.association[:foreign_type].to_s
  selected_type = field.bindings[:object].send(type_column)
  collection = field.associated_collection(selected_type)
  selected = field.bindings[:object].send(field.association[:name])
  column_type_dom_id = field.dom_id.sub(field.method_name.to_s, type_column)

= form.select type_column, type_collection, {:include_blank => true, :selected => selected_type}, :id => column_type_dom_id
= form.select field.method_name, collection, {:include_blank => true, :selected => selected.try(:id)}, :style => "margin-left:10px;"

= javascript_tag do
  :plain
    jQuery(function($) {
      var urls = #{field.polymorphic_type_urls.to_json.html_safe };
      $("##{column_type_dom_id }").bind("change", function(e){
        if ("" == $(this).val()) {
          $("##{ field.dom_id }").html('<option value=""></option>');
        } else {
          $.ajax({
            url: urls[$(this).val()],
            data: { compact: true, all: true },
            beforeSend: function(xhr) {
              xhr.setRequestHeader("Accept", "application/json");
            },
            success: function(data, status, xhr) {
              var html = '<option></option>';
              $(data).each(function(i, el) {
                html += '<option value="' + el.id + '">' + el.label + '</option>';
              });
              $("##{ field.dom_id }").html(html);
            }
          });
        }
      });
    });

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
elucid-rails_admin-0.0.1	app/views/rails_admin/main/_form_polymorphic_association.html.haml