<?php

use Acme\Dhl\Services\ShippingService;
use Acme\Dhl\Support\DhlClient;
use App\Services\DhlDataHelper;

function makeDhlNormalizationService(): ShippingService
{
    return new ShippingService(new DhlClient('https://api-sandbox.dhl.com', null, null, null));
}

function normalizeDhlOrderData(array $overrides = []): array
{
    $data = [
        'order_id' => 59996,
        'weight_kg' => 0.5,
        'product_code' => 'V01PAK',
        'label_format' => 'PDF',
        'shipper' => [
            'name' => 'mivita care gmbh',
            'street' => 'Leinfeld',
            'houseNumber' => '2',
            'postalCode' => '87755',
            'city' => 'Kirchhaslach',
            'country' => 'DE',
        ],
        'consignee' => [
            'name' => 'Max Mustermann',
            'street' => 'Hauptstrasse',
            'houseNumber' => '5',
            'postalCode' => '10115',
            'city' => 'Berlin',
            'country' => 'DE',
        ],
        'reference' => 'Order-59996',
    ];

    foreach ($overrides as $key => $value) {
        if ($key === 'consignee') {
            $data['consignee'] = array_merge($data['consignee'], $value);

            continue;
        }

        $data[$key] = $value;
    }

    return $data;
}

function validateDhlOrderData(array $data): array
{
    $service = makeDhlNormalizationService();
    $method = new ReflectionMethod($service, 'validateOrderData');
    $method->setAccessible(true);

    return $method->invoke($service, $data);
}

it('normalises a phone number that would otherwise exceed the DHL limit', function () {
    $validated = validateDhlOrderData(normalizeDhlOrderData([
        'consignee' => ['phone' => '+49 (0) 8333 / 94 61 767'],
    ]));

    expect($validated['consignee']['phone'])->toBe('+49083339461767')
        ->and(strlen($validated['consignee']['phone']))->toBeLessThanOrEqual(20);
});

it('drops an implausibly short phone number rather than failing the shipment', function () {
    $validated = validateDhlOrderData(normalizeDhlOrderData([
        'consignee' => ['phone' => '123'],
    ]));

    expect($validated['consignee'])->not->toHaveKey('phone');
});

it('drops a phone number that stays too long after normalisation', function () {
    $validated = validateDhlOrderData(normalizeDhlOrderData([
        'consignee' => ['phone' => '+49 8333 9461767 9461767 9461767'],
    ]));

    expect($validated['consignee'])->not->toHaveKey('phone');
});

it('truncates name2 to the DHL limit instead of rejecting the shipment', function () {
    $validated = validateDhlOrderData(normalizeDhlOrderData([
        'consignee' => ['name2' => str_repeat('Firmenname ', 10)],
    ]));

    expect(mb_strlen($validated['consignee']['name2']))->toBe(50);
});

it('replaces a reference shorter than the DHL minimum with the order reference', function () {
    $validated = validateDhlOrderData(normalizeDhlOrderData(['reference' => 'NL']));

    expect($validated['reference'])->toBe('Order-59996')
        ->and(mb_strlen($validated['reference']))->toBeGreaterThanOrEqual(DhlDataHelper::REFERENCE_MIN_LENGTH);
});

it('keeps a reference that already satisfies the DHL length rule', function () {
    $validated = validateDhlOrderData(normalizeDhlOrderData(['reference' => 'Kundenreferenz-4711']));

    expect($validated['reference'])->toBe('Kundenreferenz-4711');
});