app/views/authentications/edit.html.erb
<% if current_authentication.admin? %>
<h2>Edit</h2>
<div class="row">
<div class="col-1-of-2">
<%= form_for @authentication, method: :patch do |f| %>
<div class="field">
<%= f.label :groupement %><br />
<%= collection_select(Groupment, :groupment_id, Groupment.all, :id, :name, :selected => @groupment.id) %>
</div>
<div class="field">
<%= f.label :email %><br />
<%= f.email_field :email, autofocus: true, autocomplete: 'email' %>
</div>
<div class="actions mt-3">
<%= image_submit_tag('valid.png', class: 'icons' )%>
</div>
<% end %>
</div>
<hr>
<div class="col-1-of-2 bl-2">
<div class="mt-3">
<p>Rôle actuel: <strong><%= @authentication.userable_type %></strong></p>
<p>Changer le rôle en :</p>
<div class="row justify-content-center">
<div class="mr-4">
<%= link_to "Admin", "/upAdmin/#{@authentication.id}", id: 'btns' %>
</div>
<div class="mr-4">
<%= link_to "Manager", "/upManager/#{@authentication.id}", id: 'btns' %>
</div>
<div class="mr-4">
<%= link_to "Membre", "/upMember/#{@authentication.id}", id: 'btns' %>
</div>
</div>
</div>
</div>
</div>
<div class='mt-3'>
<%= link_to raw('<i class="fas fa-chevron-left"></i> Retour'), admin_liste_des_membres_path, id: 'btns' %>
</div>
<% else %>
<h1>Accès refusé</h1>
<% end %>