Refactor code structure and remove redundant sections for improved readability and maintainability

php/process_ticket.php

@@ -1,5 +1,10 @@
 <!-- filepath: c:\xampp\htdocs\Spik-en-span\process_ticket.php -->
 <?php
+// Enable error reporting
+ini_set('display_errors', 1);
+ini_set('display_startup_errors', 1);
+error_reporting(E_ALL);
+
 // Database connection
 $servername = "localhost";
 $username = "root";
@@ -17,20 +22,110 @@ if ($conn->connect_error) {
 $name = $_POST['name'];
 $email = $_POST['email'];
 $category = $_POST['category'];
-$quantity = $_POST['quantity'];
-$ticket_id = "TICKET-" . time();
+$quantity = (int)$_POST['quantity'];
 
-// Insert ticket into database
-$sql = "INSERT INTO tickets (ticket_id, name, email, category, quantity) VALUES (?, ?, ?, ?, ?)";
+require __DIR__ . '/../phpmailer/src/PHPMailer.php';
+require __DIR__ . '/../phpmailer/src/SMTP.php';
+require __DIR__ . '/../phpmailer/src/Exception.php';
+
+use PHPMailer\PHPMailer\PHPMailer;
+use PHPMailer\PHPMailer\Exception;
+
+// Prepare SQL statement
+$sql = "INSERT INTO tickets (ticket_id, name, email, category, quantity, qr_code_link) VALUES (?, ?, ?, ?, ?, ?)";
 $stmt = $conn->prepare($sql);
-$stmt->bind_param("ssssi", $ticket_id, $name, $email, $category, $quantity);
 
-if ($stmt->execute()) {
-    echo "Ticket successfully purchased! Your Ticket ID is: " . $ticket_id;
-} else {
-    echo "Error: " . $stmt->error;
+if (!$stmt) {
+    die("Error preparing statement: " . $conn->error);
+}
+
+$qrCodes = []; // Array to store QR code URLs for email attachment
+
+// Insert one ticket per row and generate QR codes
+for ($i = 0; $i < $quantity; $i++) {
+    $ticket_id = bin2hex(random_bytes(16)); // Generate a 32-character unique ticket ID
+    $qrCodeUrl = "https://api.qrserver.com/v1/create-qr-code/?size=250x250&data=" . urlencode($ticket_id); // Generate QR code link
+    $one_ticket_quantity = 1; // Each row represents one ticket
+    $stmt->bind_param("ssssss", $ticket_id, $name, $email, $category, $one_ticket_quantity, $qrCodeUrl);
+    if (!$stmt->execute()) {
+        echo "Error: " . $stmt->error;
+        $stmt->close();
+        $conn->close();
+        exit();
+    }
+
+    $qrCodes[] = $qrCodeUrl; // Store QR code URL for email
 }
 
 $stmt->close();
 $conn->close();
+
+// Send confirmation email with QR codes
+$mail = new PHPMailer(true);
+
+try {
+    $mail->isSMTP();
+    $mail->Host = 'smtp.gmail.com'; // Gmail SMTP server
+    $mail->SMTPAuth = true;
+    $mail->Username = 'ticketsopdracht@gmail.com'; // Your Gmail address
+    $mail->Password = 'rqxm fbju xbmu qmbr'; // Your App Password from Google
+    $mail->SMTPSecure = PHPMailer::ENCRYPTION_STARTTLS; // Use TLS encryption
+    $mail->Port = 587; // TLS port
+
+    $mail->setFrom('ticketsopdracht@gmail.com', 'Spik & Span'); // Sender email and name
+    $mail->addAddress($email, $name); // Recipient email and name
+
+    $mail->isHTML(true);
+    $mail->Subject = 'Bevestiging van je bestelling';
+
+    // Build the email body with inline styles
+    $mail->Body = '
+    <div style="font-family: Arial, sans-serif; max-width: 600px; margin: 0 auto; padding: 20px; border: 1px solid #ddd; border-radius: 10px; background-color: #f9f9f9;">
+        <h1 style="color: #28a745; text-align: center;">Bedankt voor je bestelling!</h1>
+        <p style="font-size: 16px; color: #333;">Beste ' . htmlspecialchars($name) . ',</p>
+        <p style="font-size: 16px; color: #333;">We hebben je bestelling succesvol ontvangen. Hieronder vind je de details van je bestelling:</p>
+        <table style="width: 100%; border-collapse: collapse; margin: 20px 0;">
+            <tr>
+                <td style="padding: 10px; border: 1px solid #ddd;"><strong>Naam:</strong></td>
+                <td style="padding: 10px; border: 1px solid #ddd;">' . htmlspecialchars($name) . '</td>
+            </tr>
+            <tr>
+                <td style="padding: 10px; border: 1px solid #ddd;"><strong>E-mail:</strong></td>
+                <td style="padding: 10px; border: 1px solid #ddd;">' . htmlspecialchars($email) . '</td>
+            </tr>
+            <tr>
+                <td style="padding: 10px; border: 1px solid #ddd;"><strong>Categorie:</strong></td>
+                <td style="padding: 10px; border: 1px solid #ddd;">' . htmlspecialchars($category) . '</td>
+            </tr>
+            <tr>
+                <td style="padding: 10px; border: 1px solid #ddd;"><strong>Aantal Tickets:</strong></td>
+                <td style="padding: 10px; border: 1px solid #ddd;">' . $quantity . '</td>
+            </tr>
+        </table>
+        <p style="font-size: 16px; color: #333;">Hieronder vind je de QR-codes voor je tickets:</p>
+        <div style="text-align: center;">';
+
+    // Add QR codes to the email body
+    foreach ($qrCodes as $index => $qrCodeUrl) {
+        $mail->Body .= '
+            <div style="margin-bottom: 20px;">
+                <p style="font-size: 16px; color: #333;"><strong>Ticket ' . ($index + 1) . ':</strong></p>
+                <img src="' . $qrCodeUrl . '" alt="QR Code" style="width: 150px; height: 150px; border: 1px solid #ddd; border-radius: 10px;">
+            </div>';
+    }
+
+    $mail->Body .= '
+        </div>
+        <p style="font-size: 16px; color: #333;">We wensen je veel plezier tijdens het evenement!</p>
+        <p style="font-size: 16px; color: #333;">Met vriendelijke groet,<br><strong>Spik & Span</strong></p>
+    </div>';
+
+    $mail->send();
+
+    // Redirect to the order completion page
+    header("Location: ../order-complete.html");
+    exit();
+} catch (Exception $e) {
+    echo "Email could not be sent. Mailer Error: {$mail->ErrorInfo}";
+}
 ?>