order_item.haml

%span.btn-group.add-item-expanded
  = link_to 'View', account_select_event_item_path(item.account, item.select_event, item), method: :get, :class => "btn fooda-white"
  = form_for [:checkout, ], url: checkout_items_path, method: :post do |f|
    = f.hidden_field :parent_id, value: @menu_page.select_event.id 
    = f.hidden_field :parent_type, value: 'SelectEvent' 
    = f.hidden_field :selection, value: item.inventory_item
    = f.submit 'Buy Now', :class => "btn fooda-blue"