42 lines
1.1 KiB
PHP
42 lines
1.1 KiB
PHP
<?php
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declare(strict_types=1);
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namespace App\Core;
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use PDO;
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use PDOException;
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use Exception;
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final class Database
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{
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private static ?PDO $instance = null;
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public static function getInstance(): PDO
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{
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if (self::$instance === null) {
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$host = $_ENV['DB_HOST'];
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$db = $_ENV['DB_DATABASE'];
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$user = $_ENV['DB_USERNAME'];
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$pass = $_ENV['DB_PASSWORD'];
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$port = $_ENV['DB_PORT'];
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$charset = $_ENV['DB_CHARSET'] ?? 'utf8mb4';
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$dsn = "mysql:host=$host;dbname=$db;port=$port;charset=$charset";
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$options = [
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PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
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PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
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PDO::ATTR_EMULATE_PREPARES => false,
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];
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try {
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self::$instance = new PDO($dsn, $user, $pass, $options);
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} catch (PDOException $e) {
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throw new Exception("Database Connection Error: " . $e->getMessage());
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}
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}
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return self::$instance;
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}
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}
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