- content_for :title do
  Ajouter un achat

= form_for [:admin, @user, @purchase], html: { role: 'form', class: 'form-horizontal', data: { validated: true } } do |f|
  .form-group
    = f.label :item_id
    = f.select :item_id, @buyable_items.map{|i| [i.name, i.id]}, {prompt: 'Sélectionnez ...'}, class: 'form-control inline'
    %span.help-block.with-errors

  %br

  .form-group
    = submit_tag t('links.submit'), class: 'btn btn-primary'
    = link_to t('links.cancel'), admin_user_purchases_path(@user), class: 'btn btn-default'