prepare("
SELECT p.*, u.username as doctor_name
FROM patients p
JOIN users u ON p.doctor_id = u.id
WHERE p.id = ? AND p.status = 'Completed'
ORDER BY p.updated_at DESC
LIMIT 1
");
$stmt->execute([$patient_id]);
$visit = $stmt->fetch(PDO::FETCH_ASSOC);
} catch (PDOException $e) {
$visit = null;
// Log error
}
if (!$visit) {
die("No completed visit found for this patient or an error occurred.");
}
?>
Invoice - <?php echo htmlspecialchars($visit['patient_id']); ?>