{if !empty($extra['fields'])}
    {foreach from=$extra['fields'] item=field}
        <div class="mb-3 row">
            {if isset($field['label'])}
                <label class="col-form-label">{$field['label']}</label>
            {/if}
            <div>
                <{$field['field']}
                    class="form-control {if isset($field['class'])}{$field['class']}{/if}"
                    type="{$field['type']}"
                    size="{if isset($field['size'])}{$field['size']}{else}40{/if}"
                    name="{$field['name']}"
                    {if isset($field['placeholder'])}placeholder="{$field['placeholder']}"{/if}
                    value=""
                />
            </div>
        </div>
    {/foreach}
{/if}