<?php

/**
 * Récupère les produits Shopify avec cache (TTL 1h)
 */
function getShopifyProducts(): array
{
    $cache = kirby()->cache('shopify');
    $products = $cache->get('products');

    if ($products === null) {
        $products = fetchShopifyProducts();
        $cache->set('products', $products, 60); // Cache 60 minutes
    }

    return $products;
}

/**
 * Appel direct à l'API Shopify Storefront
 */
function fetchShopifyProducts(): array
{
    $domain = 'nv7cqv-bu.myshopify.com';
    $token = 'dec3d35a2554384d149c72927d1cfd1b';
    $apiVersion = '2026-01';
    $endpoint = "https://{$domain}/api/{$apiVersion}/graphql.json";

    $query = '
        query getAllProducts {
            products(first: 250, sortKey: TITLE) {
                edges {
                    node {
                        id
                        handle
                        title
                    }
                }
            }
        }
    ';

    $ch = curl_init($endpoint);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ch, CURLOPT_POST, true);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); // Nécessaire pour dev local sur Windows
    curl_setopt($ch, CURLOPT_HTTPHEADER, [
        'Content-Type: application/json',
        'X-Shopify-Storefront-Access-Token: ' . $token
    ]);
    curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode([
        'query' => $query
    ]));

    $response = curl_exec($ch);
    $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
    curl_close($ch);

    if ($httpCode !== 200) {
        error_log("Shopify API error: HTTP {$httpCode}");
        return [];
    }

    $data = json_decode($response, true);

    if (isset($data['errors'])) {
        error_log("Shopify API GraphQL errors: " . json_encode($data['errors']));
        return [];
    }

    $products = [];
    foreach ($data['data']['products']['edges'] as $edge) {
        $node = $edge['node'];
        $products[] = [
            'id' => $node['id'],
            'handle' => $node['handle'],
            'title' => $node['title']
        ];
    }

    return $products;
}