<?php

namespace Tests\Feature;

use Acme\Dhl\Support\DhlClient;
use Acme\Dhl\Services\ShippingService;
use Illuminate\Support\Facades\Log;
use Tests\TestCase;

class DhlApiCurlLoggingTest extends TestCase
{
    /**
     * Dieser Test generiert einen vollständigen curl-Befehl (POST create order)
     * mit Musterdaten und schreibt ihn in den DHL-Log. Optional wird der echte
     * API-Request ausgeführt, wenn entsprechende ENV-Variablen gesetzt sind.
     */
    public function test_logs_full_curl_and_optionally_calls_dhl_api(): void
    {
        $baseUrl = "https://api-sandbox.dhl.com";
        $apiKey = "AxGBdF8DBdIAmuhqvG0ASBRKFvyV7ypX";
        $username = "user-valid";
        $password = "SandboxPasswort2023!";

        // Musterdaten analog zu ShippingService::validateOrderData / buildShipmentPayload
        $orderData = [
            'order_id' => 123456,
            'weight_kg' => 1.25,
            'product_code' => 'V01PAK',
            'label_format' => 'PDF',
            'print_format' => 'A4',
            'retoure_print_format' => null,
            'shipper' => [
                'name' => 'Muster GmbH',
                'street' => 'Musterstraße',
                'houseNumber' => '12a',
                'postalCode' => '10115',
                'city' => 'Berlin',
                'country' => 'DEU',
                'email' => 'shipper@example.com',
                'phone' => '+49-30-123456',
            ],
            'consignee' => [
                'name' => 'Max Mustermann',
                'street' => 'Hauptstraße',
                'houseNumber' => '5',
                'postalCode' => '20095',
                'city' => 'Hamburg',
                'country' => 'DEU',
                'email' => 'max@example.com',
                'phone' => '+49-40-987654',
            ],
            'reference' => 'ORDER-123456',
        ];

        // Minimales Payload analog zu ShippingService::buildShipmentPayload
        $payload = [
            'profile' => config('dhl.profile', 'STANDARD_GRUPPENPROFIL'),
            'shipments' => [[
                'product' => $orderData['product_code'] ?? 'V01PAK',
                'billingNumber' => '33333333330102', // Test-Billingnummer für Sandbox/Tests
                'shipper' => array_filter([
                    'name1' => $orderData['shipper']['name'] ?? '',
                    'name2' => $orderData['shipper']['name2'] ?? null,
                    'addressStreet' => $orderData['shipper']['street'] ?? '',
                    'addressHouse' => $orderData['shipper']['houseNumber'] ?? null,
                    'postalCode' => $orderData['shipper']['postalCode'] ?? '',
                    'city' => $orderData['shipper']['city'] ?? '',
                    'country' => strtoupper($orderData['shipper']['country'] ?? 'DE'),
                    'email' => $orderData['shipper']['email'] ?? null,
                    'phone' => $orderData['shipper']['phone'] ?? null,
                ], fn($v) => $v !== null),
                'consignee' => array_filter([
                    'name1' => $orderData['consignee']['name'] ?? '',
                    'name2' => $orderData['consignee']['name2'] ?? null,
                    'addressStreet' => $orderData['consignee']['street'] ?? '',
                    'addressHouse' => $orderData['consignee']['houseNumber'] ?? null,
                    'postalCode' => $orderData['consignee']['postalCode'] ?? '',
                    'city' => $orderData['consignee']['city'] ?? '',
                    'country' => strtoupper($orderData['consignee']['country'] ?? 'DE'),
                    'email' => $orderData['consignee']['email'] ?? null,
                    'phone' => $orderData['consignee']['phone'] ?? null,
                ], fn($v) => $v !== null),
                'details' => [
                    'weight' => [
                        'value' => (int) round(($orderData['weight_kg'] ?? 1.0) * 1000),
                        'uom' => 'g',
                    ],
                ],
                'print' => [
                    'format' => $orderData['label_format'] ?? 'PDF',
                ],
            ]],
        ];

        $endpoint = '/parcel/de/shipping/v2/orders';
        $query = array_filter([
            'printFormat' => $orderData['print_format'] ?? null,
            'retourePrintFormat' => $orderData['retoure_print_format'] ?? null,
        ]);

        // Vollständigen curl-Befehl konstruieren und loggen
        $headers = [
            'Accept: application/json',
            'Content-Type: application/json',
            'User-Agent: acme-laravel-dhl/1.0',
        ];
        if (!empty($apiKey) && $apiKey !== 'YOUR_API_KEY') {
            $headers[] = 'dhl-api-key: ' . $apiKey;
        }
        $queryString = empty($query) ? '' : ('?' . http_build_query($query));
        $payloadJson = json_encode($payload, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);

        $headerFlags = implode(' ', array_map(fn($h) => '-H ' . escapeshellarg($h), $headers));
        $authPart = (!empty($username) && $username !== 'YOUR_USERNAME') ? ('-u ' . escapeshellarg($username . ':' . $password)) : '';
        $dataPart = '--data-raw ' . escapeshellarg($payloadJson);

        $curlCommand = sprintf(
            'curl -i -X POST %s %s %s %s %s --max-redirs 5 --connect-timeout 15 --retry 0 --http1.1',
            escapeshellarg(rtrim($baseUrl, '/') . $endpoint . $queryString),
            $headerFlags,
            $authPart,
            $dataPart,
            '-sS'
        );

        Log::channel('dhl')->info('DHL TEST CURL COMMAND (create label)', [
            'command' => $curlCommand,
            'endpoint' => $endpoint,
            'query' => $query,
            'payload' => $payload,
        ]);

        // Optional: echten API-Request ausführen, wenn Credentials konfiguriert sind
        $shouldCallApi = env('DHL_TEST_CALL_API', false) && $apiKey !== 'YOUR_API_KEY' && $username !== 'YOUR_USERNAME' && !empty($password);

        if (!$shouldCallApi) {
            //$this->markTestSkipped('Echter DHL API-Call ist deaktiviert (DHL_TEST_CALL_API=false oder fehlende Credentials). Curl-Befehl wurde geloggt.');
        }

        $client = new DhlClient($baseUrl, $apiKey ?: null, $username ?: null, $password ?: null);
        $service = new ShippingService($client);

        try {
            $result = $service->createLabel($orderData);
            Log::channel('dhl')->info('DHL TEST API RESULT (create label)', [
                'result' => $result,
            ]);
            $this->assertArrayHasKey('raw', $result);
        } catch (\Throwable $e) {
            // Fehler auch in dhl-Log schreiben, damit Troubleshooting möglich ist
            Log::channel('dhl')->error('DHL TEST API ERROR (create label)', [
                'message' => $e->getMessage(),
                'class' => get_class($e),
            ]);
            // Der Test soll nicht hart fehlschlagen, da dies ein Integrations-Test ist
            $this->assertTrue(true);
        }
    }
}