<?php
header('Content-Type: application/json');

require_once(__DIR__ . '/class/db-functions.php');

try {
    $db = DBHandlerSelect::getInstance();
    $pdo = $db->getConnection();

    // Validazione base
    if (empty($_POST['id']) || !is_numeric($_POST['id'])) {
        echo json_encode(['success' => false, 'message' => 'ID non valido.']);
        exit;
    }

    $id          = (int)$_POST['id'];
    $lineNumber  = trim($_POST['lineNumber'] ?? '');
    $lineName    = trim($_POST['lineName'] ?? '');
    $model       = trim($_POST['model'] ?? '');
    $brand       = trim($_POST['brand'] ?? '');
    $status      = trim($_POST['status'] ?? '');

    if ($lineNumber === '' || $lineName === '') {
        echo json_encode(['success' => false, 'message' => 'Numero linea e nome sono obbligatori.']);
        exit;
    }

    // Query UPDATE
    $sql = "UPDATE production_lines 
            SET line_number = :line_number,
                name = :name,
                model = :model,
                brand = :brand,
                status = :status
            WHERE id = :id";

    $stmt = $pdo->prepare($sql);
    $stmt->execute([
        ':line_number' => $lineNumber,
        ':name'        => $lineName,
        ':model'       => $model,
        ':brand'       => $brand,
        ':status'      => $status,
        ':id'          => $id
    ]);

    echo json_encode(['success' => true]);
} catch (Exception $e) {
    echo json_encode([
        'success' => false,
        'message' => 'Errore server: ' . $e->getMessage()
    ]);
}