%div{ class: "repetition-#{form.index}" }
  - champ.rows.each do |champs|
    %div{ class: "row row-#{champs.first.row}" }
      - champs.each do |champ|
        = form.fields_for :champs, champ do |form|
          = render partial: 'shared/dossiers/editable_champs/editable_champ', locals: { champ: form.object, form: form }
          = form.hidden_field :_destroy, disabled: true
      %button.button.danger.remove-row
        Supprimer

- if champ.persisted?
  = link_to "Ajouter une ligne pour « #{champ.libelle} »", champs_repetition_path(form.index), class: 'button add-row', data: { remote: true, method: 'POST', params: { champ_id: champ&.id }.to_query }
- else
  %button.button.add-row{ disabled: true }
    = "Ajouter une ligne pour « #{champ.libelle} »"