<?php

namespace Tests\Feature;

use App\Events\ArticleReadyToPublish;
use App\Jobs\PublishToLemmyJob;
use App\Listeners\PublishArticle;
use App\Models\Article;
use App\Models\ArticlePublication;
use App\Models\Feed;
use App\Services\Publishing\ArticlePublishingService;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Support\Facades\Event;
use Illuminate\Support\Facades\Queue;
use Tests\TestCase;

class ArticlePublishingTest extends TestCase
{
    use RefreshDatabase;

    public function test_publish_article_listener_queues_publish_job(): void
    {
        Queue::fake();

        $feed = Feed::factory()->create();
        $article = Article::factory()->create([
            'feed_id' => $feed->id,
            'url' => 'https://example.com/article',
            'validated_at' => now(),
            'is_valid' => true,
        ]);

        $listener = new PublishArticle();
        $event = new ArticleReadyToPublish($article);

        $listener->handle($event);

        Queue::assertPushed(PublishToLemmyJob::class);
    }

    public function test_publish_article_listener_skips_already_published_articles(): void
    {
        Queue::fake();

        $feed = Feed::factory()->create();
        $article = Article::factory()->create([
            'feed_id' => $feed->id,
            'url' => 'https://example.com/article',
            'validated_at' => now(),
            'is_valid' => true,
        ]);

        // Create existing publication
        ArticlePublication::create([
            'article_id' => $article->id,
            'post_id' => 'existing-post-id',
            'platform_channel_id' => 1,
            'published_at' => now(),
            'published_by' => 'test-user',
        ]);

        $listener = new PublishArticle();
        $event = new ArticleReadyToPublish($article);

        $listener->handle($event);

        Queue::assertNotPushed(PublishToLemmyJob::class);
    }

    public function test_publish_to_lemmy_job_calls_publishing_service(): void
    {
        $feed = Feed::factory()->create();
        $article = Article::factory()->create([
            'feed_id' => $feed->id,
            'url' => 'https://example.com/article',
            'validated_at' => now(),
            'is_valid' => true,
        ]);

        $job = new PublishToLemmyJob($article);
        
        $this->assertEquals('lemmy-posts', $job->queue);
        $this->assertInstanceOf(PublishToLemmyJob::class, $job);
    }

    public function test_article_ready_to_publish_event_integration(): void
    {
        Queue::fake();
        Event::fake();

        $feed = Feed::factory()->create();
        $article = Article::factory()->create([
            'feed_id' => $feed->id,
            'url' => 'https://example.com/article',
            'validated_at' => now(),
            'is_valid' => true,
        ]);

        event(new ArticleReadyToPublish($article));

        Event::assertDispatched(ArticleReadyToPublish::class, function (ArticleReadyToPublish $event) use ($article) {
            return $event->article->id === $article->id;
        });
    }

    public function test_publishing_prevents_duplicate_publications(): void
    {
        $feed = Feed::factory()->create();
        $article = Article::factory()->create([
            'feed_id' => $feed->id,
            'url' => 'https://example.com/article',
            'validated_at' => now(),
            'is_valid' => true,
        ]);

        ArticlePublication::create([
            'article_id' => $article->id,
            'post_id' => 'first-post-id',
            'platform_channel_id' => 1,
            'published_at' => now(),
            'published_by' => 'test-user',
        ]);

        $this->mock(ArticlePublishingService::class, function ($mock) {
            $mock->shouldNotReceive('publishToRoutedChannels');
        });

        $listener = new PublishArticle();
        $event = new ArticleReadyToPublish($article);

        $listener->handle($event);

        $this->assertEquals(1, ArticlePublication::where('article_id', $article->id)->count());
    }

    public function test_publish_article_listener_has_correct_queue_configuration(): void
    {
        $listener = new PublishArticle();

        $this->assertEquals('lemmy-publish', $listener->queue);
        $this->assertEquals(300, $listener->delay);
        $this->assertEquals(3, $listener->tries);
        $this->assertEquals(300, $listener->backoff);
    }

    public function test_publish_to_lemmy_job_has_correct_queue_configuration(): void
    {
        $feed = Feed::factory()->create();
        $article = Article::factory()->create([
            'feed_id' => $feed->id,
            'url' => 'https://example.com/article',
        ]);

        $job = new PublishToLemmyJob($article);

        $this->assertEquals('lemmy-posts', $job->queue);
    }

    public function test_multiple_articles_can_be_queued_independently(): void
    {
        Queue::fake();

        $feed = Feed::factory()->create();
        $article1 = Article::factory()->create([
            'feed_id' => $feed->id,
            'url' => 'https://example.com/article1',
            'validated_at' => now(),
            'is_valid' => true,
        ]);
        $article2 = Article::factory()->create([
            'feed_id' => $feed->id,
            'url' => 'https://example.com/article2',
            'validated_at' => now(),
            'is_valid' => true,
        ]);

        $listener = new PublishArticle();

        $listener->handle(new ArticleReadyToPublish($article1));
        $listener->handle(new ArticleReadyToPublish($article2));

        Queue::assertPushed(PublishToLemmyJob::class, 2);
    }
}