/**
* Detect which view helper should be used to edit the supplied
* \Dewdrop\Db\Field. THis is basic logic used to determine a suitable
* helper:
*
* <ol>
* <li>
* If a custom helper was assigned by calling customizeField(),
* use that.
* </li>
* <li>
* If it is an EAV field, use whatever helper is assigned in the
* EAV definition.
* </li>
* <li>
* Otherwise, look at the field's type to determine which helper
* would be appropriate.
* </li>
* <li>
* If a suitable helper cannot be determined, throw an exception.
* </li>
* </ol>
*
* @throws \Dewdrop\Exception
* @param Field $field
* @return string
*/
public function detect(FieldInterface $field)
{
if (array_key_exists($field->getControlName(), $this->customHelpers)) {
return $this->customHelpers[$field->getControlName()];
} elseif ($field instanceof EavField) {
return $field->getEditHelperName();
} elseif ($field->isType('boolean', 'boolean')) {
return 'inputCheckbox';
} elseif ($field->isType('manytomany')) {
return 'checkboxList';
} elseif ($field->isType('reference')) {
return 'select';
} elseif ($field->isType('clob')) {
return 'textarea';
} elseif ($field->isType('text', 'integer', 'float')) {
return 'inputText';
} elseif ($field->isType('date')) {
return 'inputDate';
} elseif ($field->isType('timestamp')) {
return 'inputTimestamp';
}
throw new Exception('Fields\\EditHelperDetector: Could not find a suitable view helper for field ' . $field->getControlName() . '.');
}
