<?php

use Acme\Dhl\Exceptions\DhlAddressValidationException;
use Acme\Dhl\Services\ShippingService;
use Acme\Dhl\Support\DhlClient;

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

function validDhlPhaseOneOrderData(string $productCode, string $countryCode = 'DE'): array
{
    return [
        'order_id' => 123456,
        'weight_kg' => 0.5,
        'product_code' => $productCode,
        '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' => $countryCode,
        ],
        'reference' => 'ORDER-123456',
    ];
}

it('accepts DHL Kleinpaket as a product code', function () {
    $service = makeDhlPhaseOneShippingService();
    $method = new ReflectionMethod($service, 'validateOrderData');
    $method->setAccessible(true);

    $validated = $method->invoke($service, validDhlPhaseOneOrderData('V62KP'));

    expect($validated['product_code'])->toBe('V62KP');
});

it('builds an international DHL parcel payload for Austria', function () {
    config([
        'dhl.account_numbers.V53PAK' => '63144073555301',
        'dhl.legacy.sandbox' => false,
        'dhl.legacy.test_mode' => false,
    ]);

    $service = makeDhlPhaseOneShippingService();
    $method = new ReflectionMethod($service, 'buildShipmentPayload');
    $method->setAccessible(true);

    $payload = $method->invoke($service, validDhlPhaseOneOrderData('V53PAK', 'AT'));

    expect($payload['shipments'][0]['product'])->toBe('V53PAK')
        ->and($payload['shipments'][0]['billingNumber'])->toBe('63144073555301')
        ->and($payload['shipments'][0]['consignee']['country'])->toBe('AUT');
});

it('rejects unsupported countries instead of falling back to Germany', function () {
    $service = makeDhlPhaseOneShippingService();
    $method = new ReflectionMethod($service, 'buildShipmentPayload');
    $method->setAccessible(true);

    $method->invoke($service, validDhlPhaseOneOrderData('V53PAK', 'FR'));
})->throws(InvalidArgumentException::class);

it('rejects legacy Warenpost for new labels', function () {
    $service = makeDhlPhaseOneShippingService();
    $method = new ReflectionMethod($service, 'validateOrderData');
    $method->setAccessible(true);

    $method->invoke($service, validDhlPhaseOneOrderData('V62WP'));
})->throws(InvalidArgumentException::class);

it('builds a DHL Kleinpaket payload', function () {
    config([
        'dhl.account_numbers.V62KP' => '63144073556201',
        'dhl.legacy.sandbox' => false,
        'dhl.legacy.test_mode' => false,
    ]);

    $service = makeDhlPhaseOneShippingService();
    $method = new ReflectionMethod($service, 'buildShipmentPayload');
    $method->setAccessible(true);

    $payload = $method->invoke($service, validDhlPhaseOneOrderData('V62KP'));

    expect($payload['shipments'][0]['product'])->toBe('V62KP')
        ->and($payload['shipments'][0]['billingNumber'])->toBe('63144073556201')
        ->and($payload['shipments'][0]['refNo'])->toBe('ORDER-123456');
});

it('uses mustEncode only for German consignee addresses', function () {
    $service = makeDhlPhaseOneShippingService();
    $method = new ReflectionMethod($service, 'shouldUseMustEncode');
    $method->setAccessible(true);

    expect($method->invoke($service, validDhlPhaseOneOrderData('V01PAK', 'DE') + ['print_only_if_codeable' => true]))->toBeTrue()
        ->and($method->invoke($service, validDhlPhaseOneOrderData('V53PAK', 'AT') + ['print_only_if_codeable' => true]))->toBeFalse()
        ->and($method->invoke($service, validDhlPhaseOneOrderData('V01PAK', 'DE') + ['print_only_if_codeable' => false]))->toBeFalse();
});

it('turns non-codeable DHL responses into address validation errors', function () {
    $service = makeDhlPhaseOneShippingService();
    $method = new ReflectionMethod($service, 'assertSuccessfulShipmentResponse');
    $method->setAccessible(true);

    $method->invoke($service, [
        'status' => [
            'statusCode' => 200,
        ],
        'items' => [[
            'sstatus' => [
                'statusCode' => 400,
                'detail' => 'Consignee address is not encodable.',
            ],
            'validationMessages' => [[
                'validationMessage' => 'Address is not encodable.',
            ]],
        ]],
    ], true);
})->throws(DhlAddressValidationException::class, 'DHL kann diese Adresse nicht leitcodieren.');