MAINHACK

Viewing / Editing File: database.php

<?php
/**
 * إعدادات قاعدة البيانات
 * Database Configuration
 */

define('DB_HOST', 'localhost');
define('DB_USER', 'root');
define('DB_PASS', '');
define('DB_NAME', 'hesabat_arabia');
define('DB_CHARSET', 'utf8mb4');

class Database {
    private static $instance = null;
    private $connection;

private function __construct() {
        try {
            $dsn = "mysql:host=" . DB_HOST . ";dbname=" . DB_NAME . ";charset=" . DB_CHARSET;
            $options = [
                PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
                PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
                PDO::ATTR_EMULATE_PREPARES => false,
                PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES utf8mb4 COLLATE utf8mb4_unicode_ci"
            ];

$this->connection = new PDO($dsn, DB_USER, DB_PASS, $options);
        } catch (PDOException $e) {
            die("خطأ في الاتصال بقاعدة البيانات: " . $e->getMessage());
        }
    }

public static function getInstance() {
        if (self::$instance === null) {
            self::$instance = new self();
        }
        return self::$instance;
    }

public function getConnection() {
        return $this->connection;
    }

public function query($sql, $params = []) {
        try {
            $stmt = $this->connection->prepare($sql);
            $stmt->execute($params);
            return $stmt;
        } catch (PDOException $e) {
            error_log("Database Query Error: " . $e->getMessage());
            throw $e;
        }
    }

public function lastInsertId() {
        return $this->connection->lastInsertId();
    }

public function beginTransaction() {
        return $this->connection->beginTransaction();
    }

public function commit() {
        return $this->connection->commit();
    }

public function rollback() {
        return $this->connection->rollBack();
    }
}

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