<?php

declare(strict_types=1);

namespace App\Tests\Unit\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\MockObject\MockObject;
use PHPUnit\Framework\TestCase;

final class FrappeErpAdapterTest extends TestCase
{
    private FrappeHttpClient&MockObject $frappe;
    private FrappeErpAdapter $adapter;

    protected function setUp(): void
    {
        $this->frappe = $this->createMock(FrappeHttpClient::class);
        $this->adapter = new FrappeErpAdapter($this->frappe, 'REFURB-HW');
    }

    public function test_create_customer_returns_frappe_id(): void
    {
        $this->frappe
            ->method('post')
            ->with('/api/resource/Customer', $this->isType('array'))
            ->willReturn(['data' => ['name' => 'CUST-00001']]);

        $customer = new Customer('Max Mustermann', 'max@test.de', ['street' => 'Str 1', 'city' => 'Berlin', 'zip' => '10115']);
        $customer->addPlatformId('ebay', 'buyer123');

        $result = $this->adapter->createCustomer($customer);

        $this->assertSame('CUST-00001', $result);
    }

    public function test_create_sales_invoice_submits_and_returns_id(): void
    {
        $this->frappe
            ->expects($this->once())
            ->method('post')
            ->willReturn(['data' => ['name' => 'SINV-00001']]);

        $this->frappe
            ->expects($this->once())
            ->method('put')
            ->with($this->stringContains('SINV-00001'), ['docstatus' => 1])
            ->willReturn(['data' => ['name' => 'SINV-00001', 'docstatus' => 1]]);

        $customer = new Customer('Max Mustermann', 'max@test.de', ['street' => 'Str 1', 'city' => 'Berlin', 'zip' => '10115']);
        $customer->setFrappeCustomerId('CUST-00001');

        $order = new Order(
            new Article(new ArticleType('Laptop'), 'LAP-001', 'INV-001', 1, ArticleCondition::Good),
            $customer,
            new Platform('ebay', 'eBay DE'),
            'ORDER-001',
            '299.99',
            new \DateTimeImmutable('2026-05-13'),
        );

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

        $this->assertSame('SINV-00001', $result);
    }

    public function test_fetch_invoice_pdf_returns_binary(): void
    {
        $this->frappe
            ->method('getContent')
            ->with($this->stringContains('SINV-00001'))
            ->willReturn('%PDF-binary-content');

        $result = $this->adapter->fetchInvoicePdf('SINV-00001');

        $this->assertStringStartsWith('%PDF', $result);
    }

    public function test_find_existing_customer_returns_id_when_address_matches(): void
    {
        $this->frappe
            ->expects($this->exactly(2))
            ->method('get')
            ->willReturnOnConsecutiveCalls(
                ['data' => [['name' => 'CUST-99999']]],
                ['data' => [['address_line1' => 'Kirchstr. 1', 'city' => 'Karbach', 'pincode' => '56281']]],
            );

        $result = $this->adapter->findExistingCustomer('Simon Kühn', 'Kirchstr. 1', 'Karbach', '56281');

        $this->assertSame('CUST-99999', $result);
    }

    public function test_find_existing_customer_returns_null_when_address_mismatch(): void
    {
        $this->frappe
            ->expects($this->exactly(2))
            ->method('get')
            ->willReturnOnConsecutiveCalls(
                ['data' => [['name' => 'CUST-99999']]],
                ['data' => [['address_line1' => 'Musterstr. 5', 'city' => 'Berlin', 'pincode' => '10115']]],
            );

        $result = $this->adapter->findExistingCustomer('Simon Kühn', 'Kirchstr. 1', 'Karbach', '56281');

        $this->assertNull($result);
    }

    public function test_find_existing_customer_returns_null_when_not_in_erp(): void
    {
        $this->frappe
            ->expects($this->once())
            ->method('get')
            ->willReturn(['data' => []]);

        $result = $this->adapter->findExistingCustomer('Nobody', 'Unknown St. 1', 'Nowhere', '00000');

        $this->assertNull($result);
    }

    public function test_find_simon_and_create_invoice_for_1337(): void
    {
        $this->frappe
            ->expects($this->exactly(2))
            ->method('get')
            ->willReturnOnConsecutiveCalls(
                ['data' => [['name' => 'CUST-99999']]],
                ['data' => [['address_line1' => 'Kirchstr. 1', 'city' => 'Karbach', 'pincode' => '56281']]],
            );

        $this->frappe
            ->expects($this->once())
            ->method('post')
            ->willReturn(['data' => ['name' => 'SINV-13370']]);

        $this->frappe
            ->expects($this->once())
            ->method('put')
            ->willReturn(['data' => ['name' => 'SINV-13370', 'docstatus' => 1]]);

        $frappeId = $this->adapter->findExistingCustomer('Simon Kühn', 'Kirchstr. 1', 'Karbach', '56281');
        $this->assertSame('CUST-99999', $frappeId);

        $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-001',
            'INV-THINK-001',
            1,
            ArticleCondition::Good,
        );
        $article->setManufacturer('Lenovo');
        $article->setModelName('ThinkBook 14 G6 IRL');
        $article->setModelNumber('21KG00NQGE');
        $article->setEbayTitle('Lenovo ThinkBook 14 G6 IRL — generalüberholt, top Zustand');

        $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->assertSame('SINV-13370', $invoiceId);
    }
}