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<?php |
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namespace HnrAzevedo\Datamanager; |
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use Exception; |
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use PDOException; |
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use PDO; |
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trait CrudTrait{ |
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protected ?Exception $fail = null; |
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protected function check_fail() |
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{ |
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if(!is_null($this->fail)){ |
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throw $this->fail; |
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} |
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} |
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protected function transaction(string $transaction): ?bool |
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{ |
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switch ($transaction) { |
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case 'begin': return (Connect::getInstance()->inTransaction()) ? Connect::getInstance()->beginTransaction() : false; |
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case 'commit': return (Connect::getInstance()->inTransaction()) ? Connect::getInstance()->commit() : false; |
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case 'rollback': return (Connect::getInstance()->inTransaction()) ? Connect::getInstance()->rollBack() : false; |
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} |
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return false; |
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} |
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protected function select(string $query,array $data): ?array |
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{ |
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try{ |
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$stmt = Connect::getInstance()->prepare("{$query}"); |
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$stmt->execute($data); |
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return $stmt->fetchAll(PDO::FETCH_ASSOC); |
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}catch(Exception $exception){ |
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$this->fail = $exception; |
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} |
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return []; |
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} |
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protected function describe(): ?array |
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{ |
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try{ |
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$stmt = Connect::getInstance()->prepare("DESCRIBE {$this->table}"); |
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$stmt->execute(); |
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return $stmt->fetchAll(PDO::FETCH_ASSOC); |
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}catch(Exception $exception){ |
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$this->fail = $exception; |
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return null; |
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} |
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} |
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protected function insert(array $data): ?int |
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{ |
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try { |
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$columns = implode(", ", array_keys($data)); |
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$values = ":" . implode(", :", array_keys($data)); |
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$stmt = Connect::getInstance()->prepare("INSERT INTO {$this->table} ({$columns}) VALUES ({$values})"); |
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$stmt->execute($this->filter($data)); |
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return Connect::getInstance()->lastInsertId(); |
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} catch (PDOException $exception) { |
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$this->fail = $exception; |
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return null; |
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} |
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} |
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protected function update(array $data, string $terms, string $params): ?int |
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{ |
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try { |
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$dateSet = []; |
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foreach ($data as $bind => $value) { |
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$dateSet[] = "{$bind} = :{$bind}"; |
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} |
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$dateSet = implode(", ", $dateSet); |
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parse_str($params, $params); |
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$stmt = Connect::getInstance()->prepare("UPDATE {$this->table} SET {$dateSet} WHERE {$terms}"); |
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$stmt->execute($this->filter(array_merge($data, $params))); |
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return ($stmt->rowCount() ?? 1); |
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} catch (PDOException $exception) { |
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$this->fail = $exception; |
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return null; |
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} |
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} |
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public function delete(string $terms, ?string $params): bool |
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{ |
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try { |
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$stmt = Connect::getInstance()->prepare("DELETE FROM {$this->table} WHERE {$terms}"); |
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if($params){ |
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parse_str($params, $params); |
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$stmt->execute($params); |
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return true; |
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} |
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$stmt->execute(); |
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return true; |
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} catch (PDOException $exception) { |
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$this->fail = $exception; |
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return false; |
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} |
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} |
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private function filter(array $data): ?array |
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{ |
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$filter = []; |
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foreach ($data as $key => $value) { |
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$filter[$key] = (is_null($value) ? null : filter_var($value, FILTER_DEFAULT)); |
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} |
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return $filter; |
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} |
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} |
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hnrazevedo /
Datamanager
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