/**
* @return bool
*/
public function areEmpty()
{
return !$this->hasRequiredIngredients() && !$this->hasOptionalIngredients() && !$this->hasQuery() && !$this->hasGlassName() && is_null($this->alcoholContentGreaterThan) && is_null($this->alcoholContentLowerThan) && !$this->requiredTaste->isDefined() && !$this->optionalTaste->isDefined();
}
/**
* @param $requiredTaste
* @return array
*/
private function buildTasteArray(Taste $requiredTaste)
{
$tastes = [];
if ($requiredTaste->isSweet()) {
$tastes[] = Tastes::SWEET;
}
if ($requiredTaste->isBitter()) {
$tastes[] = Tastes::BITTER;
}
if ($requiredTaste->isSour()) {
$tastes[] = Tastes::SOUR;
}
if ($requiredTaste->isSpicy()) {
$tastes[] = Tastes::SPICY;
}
if ($requiredTaste->isSalty()) {
$tastes[] = Tastes::SALTY;
}
return $tastes;
}
/**
* @return array
*/
private function serializeTaste(Taste $taste)
{
$tastes = [];
if ($taste->isSweet()) {
$tastes[] = Tastes::SWEET;
}
if ($taste->isBitter()) {
$tastes[] = Tastes::BITTER;
}
if ($taste->isSour()) {
$tastes[] = Tastes::SOUR;
}
if ($taste->isSpicy()) {
$tastes[] = Tastes::SPICY;
}
if ($taste->isSalty()) {
$tastes[] = Tastes::SALTY;
}
return $tastes;
}