/**
* @throws \Exception
*
* @return array Mutates the filter values so that it is readily prepared for processing.
*/
public function getMutatedValues()
{
$operator = head($this->values);
$dates = explode(' - ', last($this->values));
switch ($operator) {
case 'before':
$values = [DateRange::before(Carbon::createFromFormat(Filterable::$date_format, head($dates), 'GB')->startOfDay())];
break;
case 'not_in':
$values = [new DateRange(Carbon::createFromFormat(Filterable::$date_format, last($dates), 'GB')->addDay()->startOfDay(), Carbon::createFromFormat(Filterable::$date_format, head($dates), 'GB')->subDay()->endOfDay())];
break;
case 'after':
$values = [DateRange::after(Carbon::createFromFormat(Filterable::$date_format, last($dates), 'GB')->endOfDay())];
break;
case 'in':
default:
$values = [new DateRange(Carbon::createFromFormat(Filterable::$date_format, head($dates), 'GB')->subDay()->endOfDay(), Carbon::createFromFormat(Filterable::$date_format, last($dates), 'GB')->addDay()->startOfDay())];
}
return $values;
}
