public function render()
{
switch ($this->_fieldset_type) {
case self::PANEL_FIELDSET:
$fieldset = new Panel(Panel::DEFAULT_PANEL, $this->_attributes);
$this->legend->append_content((new Link(['class' => 'panel-collapse pull-right']))->set_icon('fa fa-chevron-up'));
$fieldset->set_title($this->legend);
if ($this->_group_type === Form::HORIZONTAL_FORM) {
$fieldset->add_class('form-horizontal');
} elseif ($this->_group_type === Form::VERTICAL_FORM) {
$fieldset->add_class('form-vertical');
} elseif ($this->_group_type === Form::INLINE_FORM) {
$fieldset->add_class('form-inline');
}
break;
default:
$fieldset = new Tag($this->_tag, $this->_attributes);
break;
}
$fieldset->set_body(implode(PHP_EOL, $this->_items));
return $fieldset->render();
}
