/**
* Create a query filter on a date property.
* @param $name property name
* @param $value property value
* @param $operator filter operator
*/
protected static function createDateFilter($name, $value, $operator = 'greaterThan')
{
$date_value = new Google_Service_Datastore_Value();
$date_time = new DateTime($value);
$date_value->setDateTimeValue($date_time->format(DateTime::ATOM));
$property_ref = new Google_Service_Datastore_PropertyReference();
$property_ref->setName($name);
$property_filter = new Google_Service_Datastore_PropertyFilter();
$property_filter->setProperty($property_ref);
$property_filter->setValue($date_value);
$property_filter->setOperator($operator);
$filter = new Google_Service_Datastore_Filter();
$filter->setPropertyFilter($property_filter);
return $filter;
}
/**
* @return \Google_Service_Datastore_Filter
* @throws MissingFieldsException
*/
public function build()
{
$propertyFilter = new \Google_Service_Datastore_PropertyFilter();
$missing = [];
if (empty($this->property)) {
$missing[] = '$propertyName';
}
if (empty($this->operator)) {
$missing[] = '$operator';
}
if (empty($this->value)) {
$missing[] = '$value';
}
if (!empty($missing)) {
throw new MissingFieldsException(self::class, $missing);
}
$propertyFilter->setProperty($this->property);
$propertyFilter->setOperator($this->operator->value());
$propertyFilter->setValue($this->value);
$filter = new \Google_Service_Datastore_Filter();
$filter->setPropertyFilter($propertyFilter);
return $filter;
}
