/**
* Instantiate an Input object for the supplied field call setAllowEmpty()
* depending upon whether the field is required.
*
* @param Field $field
* @return Input
*/
protected function instantiateInput(Field $field)
{
$input = new Input($field->getControlName());
if ($field->isRequired() && !$field->isType('boolean')) {
$input->setAllowEmpty(false);
} else {
$input->setAllowEmpty(true);
}
return $input;
}
public function __invoke(Field $field)
{
if (!$field->isType('reference')) {
throw new Exception('The FilterReferenceAsText template can only be used on DB reference fields.');
}
$reference = $field->getOptionPairsReference();
$titleColumn = $field->getOptionPairs()->detectTitleColumn();
$field->assignHelperCallback('SelectFilter.FilterType', function () {
return ['type' => 'text', 'options' => []];
})->assignHelperCallback('SelectFilter.SelectModifier', function ($helper, Select $select, $conditionSetName, $queryVars) use($reference, $titleColumn) {
$filter = new TextFilter($reference['table'], $titleColumn);
return $filter->apply($select, $conditionSetName, $queryVars);
});
}
/**
* Open the edit row using a \Dewdrop\Db\Field object to determine the
* label text and the value of the "for" attribute on the label tag.
*
* @param Field $field
* @return string
*/
protected function openField(Field $field)
{
return $this->openArray(array('label' => $field->getLabel(), 'labelFor' => $field->getHtmlId(), 'hideLabel' => $field->isType('boolean')));
}