<?php

declare(strict_types=1);

namespace App\Tests\Integration\Infrastructure\Channel\Frappe;

use App\Domain\Article\Article;
use App\Domain\Article\ArticleCondition;
use App\Domain\Article\ArticleType;
use App\Domain\Channel\Platform;
use App\Domain\Order\Customer;
use App\Domain\Order\Order;
use App\Infrastructure\Channel\Frappe\FrappeErpAdapter;
use App\Infrastructure\Channel\Frappe\FrappeHttpClient;
use PHPUnit\Framework\TestCase;
use Symfony\Component\HttpClient\HttpClient;

/**
 * Integration tests against the live ERPNext staging instance.
 * Requires FRAPPE_ERP_BASE_URL, FRAPPE_ERP_API_KEY, FRAPPE_ERP_API_SECRET,
 * FRAPPE_GENERIC_ITEM_CODE in .env.local.
 *
 * Run with: bin/test-integration
 */
final class FrappeErpAdapterIntegrationTest extends TestCase
{
    private FrappeErpAdapter $adapter;
    private FrappeHttpClient $client;
    private string $createdInvoiceName = '';

    protected function setUp(): void
    {
        $baseUrl = $_SERVER['FRAPPE_ERP_BASE_URL'] ?? getenv('FRAPPE_ERP_BASE_URL');
        $apiKey = $_SERVER['FRAPPE_ERP_API_KEY'] ?? getenv('FRAPPE_ERP_API_KEY');
        $apiSecret = $_SERVER['FRAPPE_ERP_API_SECRET'] ?? getenv('FRAPPE_ERP_API_SECRET');
        $itemCode = $_SERVER['FRAPPE_GENERIC_ITEM_CODE'] ?? getenv('FRAPPE_GENERIC_ITEM_CODE');

        if (!$baseUrl || !$apiKey || !$apiSecret || !$itemCode) {
            $this->markTestSkipped('FRAPPE_ERP_* env vars not set');
        }

        $this->client = new FrappeHttpClient(
            HttpClient::create(),
            (string) $baseUrl,
            (string) $apiKey,
            (string) $apiSecret,
        );

        $this->adapter = new FrappeErpAdapter($this->client, (string) $itemCode);
    }

    protected function tearDown(): void
    {
        if ('' !== $this->createdInvoiceName) {
            try {
                $this->client->put('/api/resource/Sales Invoice/'.$this->createdInvoiceName, ['docstatus' => 2]);
                $this->client->delete('/api/resource/Sales Invoice/'.$this->createdInvoiceName);
            } catch (\Throwable) {
                // best-effort cleanup
            }
        }
    }

    public function test_find_simon_kuehn_by_name_and_address(): void
    {
        $customerId = $this->adapter->findExistingCustomer(
            'Simon Kühn',
            'Kirchstr. 1',
            'Karbach',
            '56281',
        );

        $this->assertNotNull($customerId, 'Simon Kühn should exist in Frappe staging');
        $this->assertStringStartsWith('Simon', $customerId);
    }

    public function test_unknown_person_is_not_found(): void
    {
        $customerId = $this->adapter->findExistingCustomer(
            'Voldemort',
            'Dunkle Gasse 1',
            'Nirgendwo',
            '00000',
        );

        $this->assertNull($customerId);
    }

    public function test_find_simon_and_create_invoice_for_1337(): void
    {
        $frappeId = $this->adapter->findExistingCustomer(
            'Simon Kühn',
            'Kirchstr. 1',
            'Karbach',
            '56281',
        );
        $this->assertNotNull($frappeId, 'Simon Kühn should exist in Frappe staging');

        $simon = new Customer('Simon Kühn', 'simon.kuehn83@gmail.com', [
            'street' => 'Kirchstr. 1',
            'city' => 'Karbach',
            'zip' => '56281',
        ]);
        $simon->setFrappeCustomerId($frappeId);

        $article = new Article(
            new ArticleType('Laptop'),
            'LAP-THINK-SIMON',
            'INV-THINK-SIMON',
            1,
            ArticleCondition::Good,
        );
        $article->setManufacturer('Lenovo');
        $article->setModelName('ThinkBook 14 G6 IRL');
        $article->setModelNumber('21KG00NQGE');
        $article->setSerialNumber('PNV09SJZ');
        $article->setEbayTitle('Lenovo ThinkBook 14 G6 IRL — generalüberholt, läuft wie Butter');

        $order = new Order(
            $article,
            $simon,
            new Platform('direct', 'Direktverkauf'),
            'ORDER-SIMON-1337',
            '1337.00',
            new \DateTimeImmutable('2026-05-18'),
        );

        $invoiceId = $this->adapter->createSalesInvoice($order);

        $this->assertNotEmpty($invoiceId);
        $this->createdInvoiceName = $invoiceId;

        // Verify the invoice actually exists in Frappe
        $response = $this->client->get('/api/resource/Sales Invoice/'.$invoiceId);
        $this->assertSame($invoiceId, $response['data']['name']);
        $this->assertEquals(1337.0, $response['data']['grand_total']);
    }
}