<?php
// Simple API test script that doesn't rely on PrestaShop configuration

// Display errors
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);

// Define required constants
if (!defined('_PS_VERSION_')) {
    define('_PS_VERSION_', '8.0.0');
}
if (!defined('_PS_MODULE_DIR_')) {
    define('_PS_MODULE_DIR_', __DIR__ . '/../../modules/');
}
if (!defined('_PS_ROOT_DIR_')) {
    define('_PS_ROOT_DIR_', dirname(__DIR__, 2));
}

// Include required files directly
require_once(__DIR__ . '/classes/EcomZoneException.php');
require_once(__DIR__ . '/classes/EcomZoneLogger.php');
require_once(__DIR__ . '/classes/EcomZoneClient.php');

// Set headers for plain text output
header('Content-Type: text/plain');
header('Cache-Control: no-cache, must-revalidate');

echo "EcomZone API Test (Standalone)\n";
echo "============================\n\n";

// Create a mock Configuration class if it doesn't exist
if (!class_exists('Configuration')) {
    class Configuration {
        public static function get($key, $default = null) {
            $config = [
                'ECOMZONE_API_URL' => 'https://dropship.ecomzone.eu/api',
                'ECOMZONE_API_TOKEN' => 'klRyAdrXaxL0s6PEUp7LDlH6T8aPSCtBY8NiEHsHiWpc6646K2TZPi5KMxUg' // Replace with your actual API token
            ];
            return isset($config[$key]) ? $config[$key] : $default;
        }
        
        public static function updateValue($key, $value) {
            return true;
        }
    }
}

// Mock PrestaShop classes
if (!class_exists('Context')) {
    class Context {
        public $shop;
        public static $instance;
        
        public function __construct() {
            $this->shop = new stdClass();
            $this->shop->id = 1;
        }
        
        public static function getContext() {
            if (!self::$instance) {
                self::$instance = new Context();
            }
            return self::$instance;
        }
    }
}

if (!class_exists('PrestaShopLogger')) {
    class PrestaShopLogger {
        public static function addLog($message, $severity = 1, $error_code = null, $object_type = null, $object_id = null, $allow_duplicate = false, $id_employee = null) {
            return true;
        }
    }
}

// Create log directory if it doesn't exist
$logDir = __DIR__ . '/log';
if (!file_exists($logDir)) {
    mkdir($logDir, 0755, true);
}

try {
    // Get API settings 
    $apiUrl = Configuration::get('ECOMZONE_API_URL');
    $apiToken = Configuration::get('ECOMZONE_API_TOKEN');
    
    echo "API URL: " . $apiUrl . "\n";
    echo "API Token: " . (empty($apiToken) || $apiToken === 'YOUR_API_TOKEN' ? 
        "Not set - Please edit api_test.php and replace YOUR_API_TOKEN with your actual token" : 
        "Set (length: " . strlen($apiToken) . " chars)") . "\n\n";
    
    if (empty($apiToken) || $apiToken === 'YOUR_API_TOKEN') {
        throw new Exception("API token is not configured. Please edit api_test.php and replace YOUR_API_TOKEN with your actual token.");
    }
    
    echo "Testing API connection...\n\n";
    
    // Create API client
    $client = new EcomZoneClient();
    
    // Test API connectivity with catalog endpoint
    echo "Requesting catalog data (page 1, limit 1)...\n";
    $result = $client->getCatalog(1, 1);
    
    if (isset($result['data']) && is_array($result['data'])) {
        echo "Success! Received " . count($result['data']) . " product(s)\n";
        echo "Total products available: " . ($result['total'] ?? 'unknown') . "\n\n";
        
        if (!empty($result['data'])) {
            $sku = $result['data'][0]['sku'] ?? null;
            
            if ($sku) {
                echo "Testing product detail retrieval...\n";
                echo "Requesting product with SKU: " . $sku . "\n";
                
                $productDetail = $client->getProduct($sku);
                
                if (isset($productDetail['data']) && !empty($productDetail['data'])) {
                    echo "Success! Retrieved product details\n";
                    echo "Product name: " . ($productDetail['data']['product_name'] ?? 'unknown') . "\n";
                } else {
                    echo "Error: Failed to retrieve product details\n";
                    echo "Response: " . print_r($productDetail, true) . "\n";
                }
            }
        }
    } else {
        echo "Error: Invalid catalog response\n";
        echo "Response: " . print_r($result, true) . "\n";
    }
    
    echo "\nAPI test completed successfully!\n";
    
} catch (Exception $e) {
    echo "ERROR: " . $e->getMessage() . "\n";
    
    if ($e instanceof EcomZoneException) {
        echo "Error Code: " . $e->getCode() . "\n";
    }
    
    echo "\nStack Trace:\n" . $e->getTraceAsString() . "\n";
}