<?php

declare(strict_types=1);

namespace Tests\Feature\Panel;

use App\Filament\Resources\Pages\PageResource;
use App\Filament\Resources\Pages\Pages\CreatePage;
use App\Filament\Resources\Pages\Pages\EditPage;
use App\Filament\Resources\Projects\Pages\CreateProject;
use App\Filament\Resources\Services\Pages\CreateService;
use App\Models\Page;
use App\Models\Project;
use App\Models\Service;
use App\Support\DuplicateTitles;
use Database\Seeders\RolePermissionSeeder;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Livewire\Livewire;
use PHPUnit\Framework\Attributes\Test;
use Tests\FakesPireon;
use Tests\TestCase;

/**
 * A nudge, not a rule.
 *
 * The slug already has a hard uniqueness constraint — two records cannot
 * answer at the same address. What this catches is the case that constraint
 * cannot: two records with different addresses and almost the same title,
 * which is what actually happens when nobody remembers something already
 * exists. It warns; it has never once refused to save.
 */
class DuplicateTitlesTest extends TestCase
{
    use FakesPireon, RefreshDatabase;

    protected function setUp(): void
    {
        parent::setUp();

        $this->seed(RolePermissionSeeder::class);
        $this->actingAs($this->userWithRoles('admin'));
    }

    #[Test]
    public function a_near_identical_title_is_found(): void
    {
        Page::factory()->create(['title' => ['es' => 'Gestor de socios']]);

        $matches = DuplicateTitles::similarTo(Page::class, 'Gestor de socios v2', 'es', null);

        $this->assertCount(1, $matches);
        $this->assertSame('Gestor de socios', $matches->first()->getTranslation('title', 'es', false));
    }

    #[Test]
    public function an_unrelated_title_is_not_a_match(): void
    {
        Page::factory()->create(['title' => ['es' => 'Gestor de socios']]);

        $matches = DuplicateTitles::similarTo(Page::class, 'Convocatoria de primavera', 'es', null);

        $this->assertTrue($matches->isEmpty());
    }

    /**
     * The record being edited must never flag itself: typing in an existing
     * page's own title field would otherwise "find" a perfect match on every
     * keystroke.
     */
    #[Test]
    public function a_record_is_never_a_duplicate_of_itself(): void
    {
        $page = Page::factory()->create(['title' => ['es' => 'Gestor de socios']]);

        $matches = DuplicateTitles::similarTo(Page::class, 'Gestor de socios', 'es', $page->id);

        $this->assertTrue($matches->isEmpty());
    }

    #[Test]
    public function an_empty_title_matches_nothing(): void
    {
        Page::factory()->create(['title' => ['es' => 'Gestor de socios']]);

        $this->assertTrue(DuplicateTitles::similarTo(Page::class, '', 'es', null)->isEmpty());
        $this->assertTrue(DuplicateTitles::similarTo(Page::class, '   ', 'es', null)->isEmpty());
    }

    #[Test]
    public function only_the_closest_three_are_returned(): void
    {
        foreach (range(1, 5) as $n) {
            Page::factory()->create(['title' => ['es' => "Gestor de socios {$n}"]]);
        }

        $matches = DuplicateTitles::similarTo(Page::class, 'Gestor de socios', 'es', null);

        $this->assertCount(3, $matches);
    }

    #[Test]
    public function typing_a_near_duplicate_title_warns_while_creating(): void
    {
        Page::factory()->create(['title' => ['es' => 'Quiénes somos']]);

        Livewire::test(CreatePage::class)
            ->fillForm(['title' => ['es' => 'Quienes somos']])
            ->assertNotified(__('panel.duplicates.title'));
    }

    /**
     * Editing an existing page must not warn about itself the moment the
     * form is touched.
     */
    #[Test]
    public function editing_a_page_without_changing_its_title_does_not_warn(): void
    {
        $page = Page::factory()->create(['title' => ['es' => 'Quiénes somos']]);

        Livewire::test(EditPage::class, ['record' => $page->getKey()])
            ->fillForm(['excerpt' => ['es' => 'Un resumen nuevo']])
            ->assertNotNotified(__('panel.duplicates.title'));
    }

    #[Test]
    public function the_warning_links_to_the_existing_record(): void
    {
        $existing = Page::factory()->create(['title' => ['es' => 'Quiénes somos']]);

        $component = Livewire::test(CreatePage::class)
            ->fillForm(['title' => ['es' => 'Quienes somos']]);

        // Read ahead of `assertNotified()`, which pulls this same key from
        // the session and would leave nothing behind for a second read.
        $notified = collect(session('filament.claimed_notifications'))->first();

        $component->assertNotified(__('panel.duplicates.title'));

        $this->assertSame(
            PageResource::getUrl('edit', ['record' => $existing]),
            $notified['actions'][0]['url'] ?? null,
        );
    }

    #[Test]
    public function it_works_for_projects(): void
    {
        Project::factory()->create(['title' => ['es' => 'Web del colectivo']]);

        Livewire::test(CreateProject::class)
            ->fillForm(['title' => ['es' => 'Web del colectivo v2']])
            ->assertNotified(__('panel.duplicates.title'));
    }

    #[Test]
    public function it_works_for_services(): void
    {
        Service::factory()->create(['title' => ['es' => 'Auditoría técnica']]);

        Livewire::test(CreateService::class)
            ->fillForm(['title' => ['es' => 'Auditoria tecnica']])
            ->assertNotified(__('panel.duplicates.title'));
    }
}