<?php

namespace Tests\Feature;

use App\DTOs\ArticleCandidateDTO;
use App\Repositories\Contracts\ArticleRepositoryInterface;
use App\Services\EmbeddingService;
use Mockery;
use Tests\Fakes\FakeArticleRepository;
use Tests\TestCase;

class NearestArticleApiTest extends TestCase
{
    public function test_it_returns_nearest_published_articles(): void
    {
        $embeddingService = Mockery::mock(EmbeddingService::class);
        $embeddingService
            ->shouldReceive('embed')
            ->once()
            ->with('Hoe stel ik DNS in?')
            ->andReturn([0.1, 0.2, 0.3]);
        $embeddingService
            ->shouldReceive('context')
            ->once()
            ->andReturn([
                'provider_instance_id' => 'instance-1',
                'embedding_model' => 'embed-model',
            ]);

        $repository = new FakeArticleRepository;
        $repository->candidates = [
            new ArticleCandidateDTO(
                articleId: 10,
                title: 'DNS instellen',
                content: 'Open het DNS beheer en voeg de juiste records toe.',
                distance: 0.12,
                sourceUrl: 'https://example.test/articles/dns'
            ),
        ];

        $this->app->instance(EmbeddingService::class, $embeddingService);
        $this->app->instance(ArticleRepositoryInterface::class, $repository);

        $response = $this->getJson('/api/articles/nearest?query=Hoe%20stel%20ik%20DNS%20in%3F&limit=5');

        $response
            ->assertOk()
            ->assertJsonPath('data.0.article_id', 10)
            ->assertJsonPath('data.0.title', 'DNS instellen')
            ->assertJsonPath('data.0.similarity', 0.88)
            ->assertJsonPath('data.0.content', null)
            ->assertJsonPath('meta.published_only', true)
            ->assertJsonPath('meta.embedding_model', 'embed-model');
    }

    public function test_it_validates_the_search_query(): void
    {
        $response = $this->getJson('/api/articles/nearest?query=x');

        $response->assertStatus(422);
    }
}