BathHacked/energy-sparks

<%= simple_form_for [@school_group, @cluster], url:(@cluster.new_record? ? school_group_clusters_path(@school_group) : school_group_cluster_path(@school_group, @cluster)) do |f| %>
  <div class="form-group">
    <%= f.input :name, label:  t("school_groups.clusters.labels.name"), class: 'form-control' %>
  </div>
  <%= f.submit "Save", class: 'btn' %>
<% end %>