config.php

<?php
/*
 * config.php
 * This file contains the database configuration and connection logic.
 * It's included in other files to access the database.
 */

// --- Database Credentials ---
// Replace with your actual database credentials.
$servername = "localhost"; // Usually "localhost" for local development
$username = "root";        // Default username for XAMPP/WAMP is "root"
$password = "";            // Default password for XAMPP/WAMP is empty
$dbname = "ds_diamonds_db"; // The database name you created

// --- Create connection ---
$conn = new mysqli($servername, $username, $password, $dbname);

// --- Check connection ---
if ($conn->connect_error) {
    // If connection fails, stop the script and display an error.
    die("Connection failed: " . $conn->connect_error);
}

// Optional: Set character set to utf8mb4 for better character support.
$conn->set_charset("utf8mb4");

// Start the session. This is needed for login functionality.
if (session_status() == PHP_SESSION_NONE) {
    session_start();
}
?>