<?php

declare(strict_types=1);

namespace LIT\MCP\Tests\Unit\Integrations\Divi\Release;

use Brain\Monkey\Functions;
use LIT\MCP\Integrations\Divi\Release\CheckReport;
use LIT\MCP\Integrations\Divi\Release\CheckReportStore;
use LIT\MCP\Integrations\Divi\Release\CompatibilityCheck;
use LIT\MCP\Integrations\Divi\Release\DiviCheckRoute;
use LIT\MCP\Tests\Unit\TestCase;
use Mockery;

final class DiviCheckRouteTest extends TestCase
{
    protected function setUp(): void
    {
        parent::setUp();
        Functions\when('admin_url')->alias(static fn (string $path = ''): string => 'https://k.de/wp-admin/' . $path);
        Functions\when('add_query_arg')->alias(
            static fn (array $args, string $url): string => $url . '?' . http_build_query($args)
        );
        Functions\when('get_current_user_id')->justReturn(1);
    }

    public function testRegistersAPostRouteForAdministratorsOnly(): void
    {
        Functions\expect('register_rest_route')->once()->with(
            'lit-mcp/v1',
            '/divi-check',
            Mockery::on(static function (array $args): bool {
                Functions\when('current_user_can')->alias(static fn (string $cap): bool => $cap === 'manage_options');
                $allowed = ($args['permission_callback'])();
                Functions\when('current_user_can')->justReturn(false);

                return $args['methods'] === 'POST' && $allowed === true && ($args['permission_callback'])() === false;
            })
        );

        (new DiviCheckRoute(static fn () => null))->registerRoute();
    }

    public function testRunsTheCheckStoresTheReportAndRedirectsToTheTab(): void
    {
        $report = new CheckReport('r1', 'd', 1, '5.3.0', '0.6.0', 'k', []);
        $check = Mockery::mock(CompatibilityCheck::class);
        $check->expects('run')->with(1)->andReturn($report);
        $reports = Mockery::mock(CheckReportStore::class);
        $reports->expects('save')->with($report);
        Functions\expect('add_option')
            ->once()
            ->with(DiviCheckRoute::LOCK, Mockery::type('int'), '', false)
            ->andReturn(true);
        Functions\expect('delete_option')->once()->with(DiviCheckRoute::LOCK);

        $response = (new DiviCheckRoute(static fn () => $check, $reports))->handle();

        self::assertSame(303, $response->get_status());
        self::assertStringContainsString('tab=divi', $response->get_headers()['Location']);
        self::assertStringContainsString('lit_mcp_notice=divi_checked', $response->get_headers()['Location']);
    }

    public function testASecondCheckWaitsForTheFirst(): void
    {
        Functions\when('add_option')->justReturn(false);
        Functions\when('get_option')->alias(static fn (): int => time());
        Functions\expect('delete_option')->never();
        $reports = Mockery::mock(CheckReportStore::class);
        $reports->expects('save')->never();

        $response = (new DiviCheckRoute(static fn () => self::fail('no second check'), $reports))->handle();

        self::assertStringContainsString('lit_mcp_notice=divi_check_running', $response->get_headers()['Location']);
    }

    public function testAStaleLockIsTakenOver(): void
    {
        Functions\when('add_option')->alias(static function (): bool {
            static $calls = 0;

            return ++$calls > 1;
        });
        Functions\when('get_option')->justReturn(1);
        Functions\expect('delete_option')->twice()->with(DiviCheckRoute::LOCK);
        $check = Mockery::mock(CompatibilityCheck::class);
        $check->expects('run')->andReturn(new CheckReport('r1', 'd', 1, '5.3.0', '0.6.0', 'k', []));
        $reports = Mockery::mock(CheckReportStore::class);
        $reports->expects('save');

        (new DiviCheckRoute(static fn () => $check, $reports))->handle();
    }
}