RBOnRails-learning/app/views/comments/_form.html.erb

<% if logged_in? %>
    <%= form_with model: [ @article, @article.comments.build ] do |form| %>
        <p>
            <%= form.label :body %><br>
            <%= form.text_area :body %><br>
        </p>
        <p>
            <%= form.label :status %><br>
            <%= form.select :status, Visible::VALID_STATUSES, selected: 'public' %><br>
        </p>
        <p>
            <%= form.submit %><br>
        </p>
    <% end %>
<% else %>
    <%= link_to "Sign up", signup_path %> or
    <%= link_to "Log in", login_path %>
<% end %>