<?php
// public/api/printer-materials.php?id={printer_id}
header('Content-Type: application/json; charset=utf-8');
require __DIR__ . '/_db.php';

$printer_id = isset($_GET['id']) ? (int)$_GET['id'] : 0;
if ($printer_id <= 0) {
    http_response_code(400);
    echo json_encode(['error' => 'printer id missing']);
    exit;
}

$printerStmt = $pdo->prepare("SELECT * FROM printers WHERE id = ?");
$printerStmt->execute([$printer_id]);
$printer = $printerStmt->fetch();
if (!$printer) {
    http_response_code(404);
    echo json_encode(['error' => 'printer not found']);
    exit;
}

$sql = "SELECT m.*, pms.support_level, pms.partial_reason, pms.extra_info
        FROM materials m
        LEFT JOIN printer_material_support pms
          ON pms.material_id = m.id AND pms.printer_id = :pid
        WHERE m.is_active = 1
        ORDER BY m.code";
$stmt = $pdo->prepare($sql);
$stmt->execute([':pid' => $printer_id]);
$materials = $stmt->fetchAll();

echo json_encode([
    'printer' => $printer,
    'materials' => $materials
], JSON_UNESCAPED_UNICODE);