prepare("SELECT * FROM users WHERE id = ?"); $stmt->execute([$userId]); $user = $stmt->fetch(); // Fetch shortage predictions $stmt = $pdo->prepare("SELECT * FROM shortage_predictions WHERE user_id = ? ORDER BY days_to_shortage ASC"); $stmt->execute([$userId]); $predictions = $stmt->fetchAll(); // Prepare data for the chart $prediction_labels = []; $prediction_data = []; foreach ($predictions as $prediction) { $prediction_labels[] = $prediction['medicine_name']; $prediction_data[] = $prediction['days_to_shortage']; } ?>