Modification d'un document : gestion du champs 'comment' #166

backend/views/document/_form.php

                                                         'v-model' => 'idUser',
                                                 ]
                                         ); ?>
-                                <?= $form->field($model, 'address')->textarea(['rows' => 3, 'v-model' => 'document.address']) ?>
+                                <?= $form->field($model, 'address')->textarea(['rows' => 2, 'v-model' => 'document.address']) ?>
+                                <?php if ($action == 'update'): ?>
+                                        <?= $form->field($model, 'comment')->textarea(['rows' => 2])->hint('Affiché en bas de la facture') ?>
+                                <?php endif; ?>
                                 <div class="form-group">
                                         <?= Html::submitButton($model->isNewRecord ? 'Ajouter' : 'Modifier', ['class' => 'btn btn-primary']) ?>
                                 </div>