app/views/flags/new.html.erb
<div class="site-page flags new">
<h2><%= t 'flags.title' %></h2>
<%= remote_form_for @flag, url: flags_path, method: 'post' do |f| %>
<p class="field">
<%= f.label t('flags.reason_label') %>
<%= f.select :reason, flag_reason_options %>
</p>
<%= f.input :comment, as: :text, input_html: { class: 'tinymce', 'data-components' => 'editor', 'data-editor-options' => '{"height":100}' } %>
<p>
<%= f.submit t('save') %>
</p>
<% end %>
</div>