$config = require __DIR__ . '/../config/db_config.php';

$dbHost    = $config['host'];
$dbName    = $config['dbname'];
$dbUser    = $config['username'];
$dbPass    = $config['password'];
$dbCharset = $config['charset'];

$dsn = "mysql:host=$dbHost;dbname=$dbName;charset=$dbCharset";

$options = $config['options'];

try {
    $this->pdo = new PDO($dsn, $dbUser, $dbPass, $options);
} catch (PDOException $e) {
    $this->log("Connection error: " . $e->getMessage());
    throw $e;
}