<?php

declare(strict_types=1);

namespace MageSail\Magesail\Test\Unit\Model;

use MageSail\Magesail\Model\TunnelHostnameMatcher;
use MageSail\Magesail\Model\TunnelRequestDetector;
use Magento\Framework\App\Request\Http;
use Magento\Framework\Exception\NoSuchEntityException;
use Magento\Store\Api\Data\StoreInterface;
use Magento\Store\Api\StoreRepositoryInterface;
use PHPUnit\Framework\TestCase;

class TunnelRequestDetectorTest extends TestCase
{
    public function testQueryParamTakesPrecedenceAndValidatesStore(): void
    {
        $hostnameMatcher = $this->createMock(TunnelHostnameMatcher::class);
        $hostnameMatcher->expects(self::never())->method('getStoreCodeIfRequestHostMatchesState');

        $store = $this->createMock(StoreInterface::class);
        $storeRepo = $this->createMock(StoreRepositoryInterface::class);
        $storeRepo->method('get')->with('valid_code')->willReturn($store);

        $detector = new TunnelRequestDetector($hostnameMatcher, $storeRepo);
        $request = new Http();
        $request->setParam('magesail_store', 'valid_code');

        self::assertSame('valid_code', $detector->getTunnelStoreCode($request));
    }

    public function testInvalidQueryParamReturnsNullWithoutTryingHostname(): void
    {
        $hostnameMatcher = $this->createMock(TunnelHostnameMatcher::class);
        $hostnameMatcher->expects(self::never())->method('getStoreCodeIfRequestHostMatchesState');

        $storeRepo = $this->createMock(StoreRepositoryInterface::class);
        $storeRepo->method('get')->with('bad_code')->willThrowException(new NoSuchEntityException());

        $detector = new TunnelRequestDetector($hostnameMatcher, $storeRepo);
        $request = new Http();
        $request->setParam('magesail_store', 'bad_code');

        self::assertNull($detector->getTunnelStoreCode($request));
    }

    public function testHeaderUsedWhenNoQueryParam(): void
    {
        $hostnameMatcher = $this->createMock(TunnelHostnameMatcher::class);
        $hostnameMatcher->expects(self::never())->method('getStoreCodeIfRequestHostMatchesState');

        $store = $this->createMock(StoreInterface::class);
        $storeRepo = $this->createMock(StoreRepositoryInterface::class);
        $storeRepo->method('get')->with('hdr')->willReturn($store);

        $detector = new TunnelRequestDetector($hostnameMatcher, $storeRepo);
        $request = new Http();
        $request->setHeader('X-MageSail-Store-Code', 'hdr');

        self::assertSame('hdr', $detector->getTunnelStoreCode($request));
    }

    public function testHostnameMatcherUsedWhenNoExplicitTunnelParams(): void
    {
        $hostnameMatcher = $this->createMock(TunnelHostnameMatcher::class);
        $hostnameMatcher->method('getStoreCodeIfRequestHostMatchesState')->willReturn('from_host');

        $store = $this->createMock(StoreInterface::class);
        $storeRepo = $this->createMock(StoreRepositoryInterface::class);
        $storeRepo->method('get')->with('from_host')->willReturn($store);

        $detector = new TunnelRequestDetector($hostnameMatcher, $storeRepo);
        $request = new Http();
        $request->setServerParams(['HTTP_HOST' => 'dev.example.com']);

        self::assertSame('from_host', $detector->getTunnelStoreCode($request));
    }
}