<?php

namespace Tests\Feature;

use Illuminate\Support\Facades\Validator;
use Inertia\Testing\AssertableInertia as Assert;
use Symfony\Component\Process\Process;
use Tests\TestCase;

class LocalizationTest extends TestCase
{
    public function test_frontend_localization_behaviour(): void
    {
        $process = new Process(['node', 'tests/Fixtures/localization.mjs'], base_path());
        $process->setTimeout(60);
        $process->run();

        $this->assertTrue($process->isSuccessful(), $process->getOutput().$process->getErrorOutput());
        $this->assertStringContainsString('Localization behavior checks passed.', $process->getOutput());
    }

    public function test_initial_page_shares_the_application_locale_and_time_zone(): void
    {
        config(['app.timezone' => 'Europe/Berlin']);

        $this->withHeader('Accept-Language', 'de-DE')->get(route('home'))
            ->assertOk()
            ->assertSee('lang="en"', false)
            ->assertInertia(fn (Assert $page) => $page
                ->where('localization.locale', 'en')
                ->where('localization.timeZone', 'Europe/Berlin'));
    }

    public function test_server_validation_remains_english(): void
    {
        $this->assertSame('en', config('app.locale'));
        $this->assertSame('en', config('app.fallback_locale'));

        $validator = Validator::make(['email' => 'invalid'], [
            'title' => ['required'],
            'email' => ['email'],
        ]);

        $this->assertSame('The title field is required.', $validator->errors()->first('title'));
        $this->assertSame('The email field must be a valid email address.', $validator->errors()->first('email'));
    }
}