2022-06-17 20:53:35 +02:00
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<?php
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namespace Objects\DatabaseEntity;
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use Driver\SQL\Condition\Condition;
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use Driver\SQL\SQL;
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abstract class DatabaseEntity {
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private static array $handlers = [];
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2022-06-17 23:29:24 +02:00
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private ?int $id = null;
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2022-06-17 20:53:35 +02:00
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public function __construct() {
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}
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public static function find(SQL $sql, int $id): ?DatabaseEntity {
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2022-06-17 22:58:42 +02:00
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$handler = self::getHandler($sql);
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return $handler->fetchOne($id);
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2022-06-17 20:53:35 +02:00
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}
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2022-06-17 23:29:24 +02:00
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public static function findAll(SQL $sql, ?Condition $condition = null): ?array {
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2022-06-17 22:58:42 +02:00
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$handler = self::getHandler($sql);
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return $handler->fetchMultiple($condition);
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2022-06-17 20:53:35 +02:00
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}
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public function save(SQL $sql): bool {
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2022-06-17 22:58:42 +02:00
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$handler = self::getHandler($sql);
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$res = $handler->insertOrUpdate($this);
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2022-06-17 20:53:35 +02:00
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if ($res === false) {
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return false;
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} else if ($this->id === null) {
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$this->id = $res;
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}
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return true;
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}
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public function delete(SQL $sql): bool {
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2022-06-17 22:58:42 +02:00
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$handler = self::getHandler($sql);
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2022-06-17 20:53:35 +02:00
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if ($this->id === null) {
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2022-06-17 22:58:42 +02:00
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$handler->getLogger()->error("Cannot delete entity without id");
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2022-06-17 20:53:35 +02:00
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return false;
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}
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2022-06-17 23:29:24 +02:00
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if ($handler->delete($this->id)) {
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$this->id = null;
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return true;
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}
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return false;
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2022-06-17 20:53:35 +02:00
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}
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2022-06-17 22:58:42 +02:00
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public static function getHandler(SQL $sql, $obj_or_class = null): DatabaseEntityHandler {
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2022-06-17 20:53:35 +02:00
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if (!$obj_or_class) {
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$obj_or_class = get_called_class();
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}
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if (!($obj_or_class instanceof \ReflectionClass)) {
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$class = new \ReflectionClass($obj_or_class);
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} else {
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$class = $obj_or_class;
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}
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$handler = self::$handlers[$class->getShortName()] ?? null;
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if (!$handler) {
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2022-06-17 22:58:42 +02:00
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$handler = new DatabaseEntityHandler($sql, $class);
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2022-06-17 20:53:35 +02:00
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self::$handlers[$class->getShortName()] = $handler;
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}
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return $handler;
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}
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public function getId(): ?int {
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return $this->id;
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}
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}
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