public static function buildSelectOptions(array $elements = [], $parentId = 0, $prefix = '')
{
$prefix = $prefix ?: str_repeat(' ', 6);
$options = [];
if (empty($elements)) {
$elements = static::orderByRaw('`order` = 0,`order`')->get(['id', 'parent_id', 'title'])->toArray();
}
foreach ($elements as $element) {
$element['title'] = $prefix . ' ' . $element['title'];
if ($element['parent_id'] == $parentId) {
$children = static::buildSelectOptions($elements, $element['id'], $prefix . $prefix);
$options[$element['id']] = $element['title'];
if ($children) {
$options += $children;
}
}
}
return $options;
} /**
* Make a form builder.
*
* @return Form
*/
public function form()
{
return Admin::form(Menu::class, function (Form $form) {
$form->display('id', 'ID');
$options = [0 => 'Root'] + Menu::buildSelectOptions();
$form->select('parent_id', trans('admin::lang.parent_id'))->options($options);
$form->text('title', trans('admin::lang.title'))->rules('required');
$form->text('icon', trans('admin::lang.icon'))->default('fa-bars')->rules('required');
$form->text('uri', trans('admin::lang.uri'));
$form->multipleSelect('roles', trans('admin::lang.roles'))->options(Role::all()->pluck('name', 'id'));
$form->display('created_at', trans('admin::lang.created_at'));
$form->display('updated_at', trans('admin::lang.updated_at'));
});
}
