Disable deletion link for elevated users

Author: ArtOfCode-

app/views/devise/registrations/edit.html.erb

@@ -59,6 +59,15 @@
   <%= f.submit "Update", class: 'button is-filled is-very-large', disabled: sso %>
 <% end %><br/>
 
-<%= link_to delete_account_path, class: 'button is-outlined is-danger' do %>
-  Delete my account &raquo;
+<% if current_user.at_least_moderator? %>
+  <%= link_to 'javascript:void(0)', class: 'button is-outlined is-danger', disabled: true do %>
+    Delete my account &raquo;
+  <% end %>
+  <p class="has-color-red has-font-size-caption">
+    Moderators and admins cannot be self-deleted. Contact support if you wish to delete your account.
+  </p>
+<% else %>
+  <%= link_to delete_account_path, class: 'button is-outlined is-danger' do %>
+    Delete my account &raquo;
+  <% end %>
 <% end %>