alert('User is not logged in. Please log in to make a booking.'); window.location.href = 'login.php';";
exit();
}
// Fetch the membership fee record for this user
$query = "SELECT fee_id, payment_amount, payment_status, membership_end_date FROM membership_fees WHERE user_id = ?";
$stmt = $conn->prepare($query);
if (!$stmt) {
http_response_code(500);
echo json_encode(['error' => 'Server error preparing statement']);
exit();
}
$stmt->bind_param('i', $user_id);
$stmt->execute();
$result = $stmt->get_result();
// Check if membership fee exists
if ($result->num_rows === 0) {
$response = ['error' => 'Membership fee not found.'];
header('Content-Type: application/json');
echo json_encode($response);
exit();
}
// Fetch fee details
$fee = $result->fetch_assoc();
$fee_id = isset($fee['fee_id']) ? intval($fee['fee_id']) : null;
$payment_status = $fee['payment_status'];
$membership_end_date = $fee['membership_end_date'];
$payment_amount = floatval($fee['payment_amount']);
$publicRef = bin2hex(random_bytes(16));
$description = "4WDCSA: Membership Fee " . getFullName($user_id) . " " . date("Y");
$payment_id = uniqid();
// Persist the generated payment_id back to the membership_fees row (use fee_id to be precise)
$updateStmt = $conn->prepare("UPDATE membership_fees SET payment_id = ? WHERE fee_id = ?");
if ($updateStmt) {
$updateStmt->bind_param("si", $payment_id, $fee_id);
if (!$updateStmt->execute()) {
throw new Exception("Failed to update membership_fees table: " . $updateStmt->error);
}
$updateStmt->close();
} else {
throw new Exception("Failed to prepare statement for membership_fees table: " . $conn->error);
}
// If the amount is zero, treat as paid immediately
if ($payment_amount < 1) {
if (processZeroPayment($payment_id, $payment_amount, $description)) {
// Update membership_fees status to PAID
$paidStmt = $conn->prepare("UPDATE membership_fees SET payment_status = 'PAID' WHERE fee_id = ?");
if ($paidStmt) {
$paidStmt->bind_param('i', $fee_id);
$paidStmt->execute();
$paidStmt->close();
}
echo "";
exit();
} else {
echo "";
exit();
}
} else {
// Create payments row
$status = "AWAITING PAYMENT";
$pstmt = $conn->prepare("INSERT INTO payments (payment_id, user_id, amount, status, description, public_ref) VALUES (?, ?, ?, ?, ?, ?)");
if ($pstmt) {
$pstmt->bind_param('sidsss', $payment_id, $user_id, $payment_amount, $status, $description, $publicRef);
$pstmt->execute();
$pstmt->close();
}
// Create iKhokha payment link
$resp = createIkhokhaPayment($payment_id, $payment_amount, $description, $publicRef);
// Send invoice and admin notification if desired
// sendInvoice(getEmail($user_id), getFullName($user_id), 'MEMBERSHIP-'.date('Y'), formatCurrency($payment_amount), $description);
sendAdminNotification('Membership Payment Initiated - '.getFullName($user_id), getFullName($user_id).' initiated a membership payment.');
// Redirect user to payment link if available
$paylink = $resp['paylinkUrl'] ?? $resp['paylinkURL'] ?? $resp['paylink_url'] ?? null;
if ($paylink) {
header('Location: ' . $paylink);
exit();
} else {
// Fallback: redirect to a membership page with an encrypted token
header("Location: membership_confirmation?token=" . encryptData($payment_id, $salt));
exit();
}
}