hpi-schuelerklub/workshop-portal

<div class="form-group">
  <%= form.label :custom_application_fields, :class => 'control-label col-lg-2' %>
  <div class="col-lg-10" id="custom-application-fields">
    <% def custom_application_field_template(value = nil)
      '<div class="input-group m-b-1">' +
        (text_field_tag :"event[custom_application_fields][]", value, :class => 'form-control', placeholder: I18n.t('.events.form.label_of_custom_field')) +
        '<span class="input-group-btn">' +
        '<a class="btn btn-default" onclick="removeCustomApplicationField(event.target)">' +
          '<span class="glyphicon glyphicon-remove"></span>' +
        '</a>' +
        '</span>' +
      '</div>'
    end %>

    <%= @event.custom_application_fields
        .map { |f| custom_application_field_template f }
        .reduce(:+)
        .html_safe unless @event.custom_application_fields.blank? %>

    <%= link_to I18n.t('.events.form.add_field'), 'javascript:addCustomApplicationField()', id: 'add-custom-application-fields', class: 'btn btn-default btn-xs' %>
    <p class="help-block"><%= I18n.t '.events.form.custom_application_fields_cant_be_changed_later' %></p>
  </div>
  <script>var CUSTOM_APPLICATION_FIELD_TEMPLATE = '<%= custom_application_field_template.gsub("\n", "").html_safe %>';</script>
</div>