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<?php |
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/** |
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* Base daft objects. |
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* |
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* @author SignpostMarv |
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*/ |
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declare(strict_types=1); |
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namespace SignpostMarv\DaftObject; |
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class DaftObjectMemoryRepository extends AbstractDaftObjectRepository |
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{ |
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const BOOL_DEFAULT_ASSUMEDOESNOTEXIST = false; |
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/** |
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* @var DefinesOwnIdPropertiesInterface[] |
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*/ |
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protected $memory = []; |
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/** |
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* @var mixed[][] |
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*/ |
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protected $data = []; |
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public function RememberDaftObject(DefinesOwnIdPropertiesInterface $object) : void |
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{ |
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static::ThrowIfNotType($object, $this->type, 1, __FUNCTION__); |
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$hashId = $object::DaftObjectIdHash($object); |
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$this->memory[$hashId] = $object; |
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$this->RememberDaftObjectData($object); |
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} |
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/** |
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* @param mixed $id |
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*/ |
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public function ForgetDaftObjectById($id) : void |
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{ |
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$this->ForgetDaftObjectByHashId($this->ObjectHashId($id)); |
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} |
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/** |
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* @param mixed $id |
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*/ |
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public function RemoveDaftObjectById($id) : void |
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{ |
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$this->RemoveDaftObjectByHashId($this->ObjectHashId($id)); |
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} |
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/** |
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* @param mixed $id |
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*/ |
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public function RecallDaftObject($id) : ? DaftObject |
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{ |
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$hashId = $this->ObjectHashId($id); |
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if (false === isset($this->memory[$hashId])) { |
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return $this->RecallDaftObjectFromData($id); |
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} |
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return $this->memory[$hashId]; |
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} |
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public function RememberDaftObjectData( |
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DefinesOwnIdPropertiesInterface $object, |
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bool $assumeDoesNotExist = self::BOOL_DEFAULT_ASSUMEDOESNOTEXIST |
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) : void { |
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$hashId = $object::DaftObjectIdHash($object); |
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$this->data[$hashId] = []; |
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foreach ($object::DaftObjectPublicGetters() as $property) { |
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$getter = TypeUtilities::MethodNameFromProperty($property); |
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/** |
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* @var scalar|array|object|null |
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*/ |
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$val = $object->$getter(); |
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$this->data[$hashId][$property] = $val; |
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} |
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} |
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/** |
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* Recalls the corresponding daft object instance from cached data. |
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* |
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* @param mixed $id |
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*/ |
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protected function RecallDaftObjectFromData($id) : ? DaftObject |
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{ |
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$hashId = $this->ObjectHashId($id); |
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if (isset($this->data[$hashId])) { |
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$type = $this->type; |
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/** |
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* @var DaftObject |
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*/ |
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$out = new $type($this->data[$hashId]); |
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return $out; |
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} |
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return null; |
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} |
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/** |
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* Converts an id to a unique-enough-for-now string. |
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* |
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* @param mixed $id |
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*/ |
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private function ObjectHashId($id) : string |
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{ |
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return TypeParanoia::EnsureArgumentIsString( |
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$this->type::DaftObjectIdValuesHash( |
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TypeParanoia::ForceArgumentAsArray($id) |
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) |
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); |
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} |
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private function ForgetDaftObjectByHashId(string $hashId) : void |
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{ |
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if (true === isset($this->memory[$hashId])) { |
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unset($this->memory[$hashId]); |
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} |
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} |
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private function RemoveDaftObjectByHashId(string $hashId) : void |
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{ |
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$this->ForgetDaftObjectByHashId($hashId); |
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if (true === isset($this->data[$hashId])) { |
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unset($this->data[$hashId]); |
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} |
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4 |
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} |
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} |
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SignpostMarv /
daft-object
