app/views/admin/school_groups/partners/show.html.erb
<h2><%= @school_group.name %> - Partners</h2>
<p><%= link_to 'Partners', admin_partners_path %> associated with this school group.</p>
<%= form_tag admin_school_group_partners_path(@school_group), method: :put do %>
<%= submit_tag 'Update associated partners', class: 'btn btn-primary mb-3'%>
<% @partners.each do |partner| %>
<ul class="list-unstyled school-group-partners">
<li>
<%= number_field_tag "school_group_partners[#{partner.id}][position]", @positions[partner.id], min: 0, max: 99, step: 1 %>
<%= label_tag "school_group_partners[#{partner.id}][position]", partner.display_name %>
<%= hidden_field_tag "school_group_partners[#{partner.id}][partner_id]", partner.id %>
</li>
</ul>
<% end %>
<%= submit_tag 'Update associated partners', class: 'btn btn-primary'%>
<% end %>