<?php

declare(strict_types=1);

namespace Tests\Feature\Http\Wiki\Audio;

use App\Constants\Config\AudioConstants;
use App\Constants\FeatureConstants;
use App\Enums\Auth\SpecialPermission;
use App\Enums\Http\StreamingMethod;
use App\Features\AllowAudioStreams;
use App\Models\Auth\User;
use App\Models\Wiki\Audio;
use Illuminate\Foundation\Testing\WithFaker;
use Illuminate\Support\Arr;
use Illuminate\Support\Collection;
use Illuminate\Support\Facades\Config;
use Illuminate\Support\Facades\Storage;
use Laravel\Pennant\Feature;
use Laravel\Sanctum\Sanctum;
use Symfony\Component\HttpFoundation\StreamedResponse;
use Tests\TestCase;

/**
 * Class AudioTest.
 */
class AudioTest extends TestCase
{
    use WithFaker;

    /**
     * If audio streaming is disabled through the Allow Audio Streams feature,
     * the user shall receive a forbidden exception.
     *
     * @return void
     */
    public function testAudioStreamingNotAllowedForbidden(): void
    {
        Storage::fake(Config::get(AudioConstants::DEFAULT_DISK_QUALIFIED));

        Feature::deactivate(AllowAudioStreams::class);

        $audio = Audio::factory()->createOne();

        $response = $this->get(route('audio.show', ['audio' => $audio]));

        $response->assertForbidden();
    }

    /**
     * Users with the bypass feature flag permission shall be permitted to stream audio
     * even if the Allow Audio Streams feature is disabled.
     *
     * @return void
     */
    public function testAudioStreamingPermittedForBypass(): void
    {
        Storage::fake(Config::get(AudioConstants::DEFAULT_DISK_QUALIFIED));

        Feature::activate(AllowAudioStreams::class, $this->faker->boolean());

        /** @var StreamingMethod $streamingMethod */
        $streamingMethod = Arr::random(StreamingMethod::cases());
        Config::set(AudioConstants::STREAMING_METHOD_QUALIFIED, $streamingMethod->value);

        $audio = Audio::factory()->createOne();

        $user = User::factory()->withPermissions(SpecialPermission::BYPASS_FEATURE_FLAGS->value)->createOne();

        Sanctum::actingAs($user);

        $response = $this->get(route('audio.show', ['audio' => $audio]));

        $response->assertSuccessful();
    }

    /**
     * If the audio is soft-deleted, the user shall receive a not found exception.
     *
     * @return void
     */
    public function testCannotStreamSoftDeletedAudio(): void
    {
        Storage::fake(Config::get(AudioConstants::DEFAULT_DISK_QUALIFIED));

        Feature::activate(AllowAudioStreams::class);

        $audio = Audio::factory()->trashed()->createOne();

        $response = $this->get(route('audio.show', ['audio' => $audio]));

        $response->assertNotFound();
    }

    /**
     * If view recording is disabled, the audio show route shall not record a view for the audio.
     *
     * @return void
     */
    public function testViewRecordingNotAllowed(): void
    {
        Storage::fake(Config::get(AudioConstants::DEFAULT_DISK_QUALIFIED));

        Feature::activate(AllowAudioStreams::class);
        Feature::deactivate(FeatureConstants::ALLOW_VIEW_RECORDING);

        $audio = Audio::factory()->createOne();

        $this->get(route('audio.show', ['audio' => $audio]));

        static::assertEquals(0, $audio->views()->count());
    }

    /**
     * If view recording is enabled, the audio show route shall record a view for the audio.
     *
     * @return void
     */
    public function testViewRecordingIsAllowed(): void
    {
        Storage::fake(Config::get(AudioConstants::DEFAULT_DISK_QUALIFIED));

        Feature::activate(AllowAudioStreams::class);
        Feature::activate(FeatureConstants::ALLOW_VIEW_RECORDING);

        $audio = Audio::factory()->createOne();

        $this->get(route('audio.show', ['audio' => $audio]));

        static::assertEquals(1, $audio->views()->count());
    }

    /**
     * If view recording is enabled, the audio show route shall record a view for the audio.
     *
     * @return void
     */
    public function testViewRecordingCooldown(): void
    {
        Storage::fake(Config::get(AudioConstants::DEFAULT_DISK_QUALIFIED));

        Feature::activate(AllowAudioStreams::class);
        Feature::activate(FeatureConstants::ALLOW_VIEW_RECORDING);

        $audio = Audio::factory()->createOne();

        Collection::times($this->faker->randomDigitNotNull(), function () use ($audio) {
            $this->get(route('audio.show', ['audio' => $audio]));
        });

        static::assertEquals(1, $audio->views()->count());
    }

    /**
     * If the streaming method is set to an unexpected value, the user shall receive an error.
     *
     * @return void
     */
    public function testInvalidStreamingMethodError(): void
    {
        Storage::fake(Config::get(AudioConstants::DEFAULT_DISK_QUALIFIED));

        Feature::activate(AllowAudioStreams::class);
        Config::set(AudioConstants::STREAMING_METHOD_QUALIFIED, $this->faker->word());

        $audio = Audio::factory()->createOne();

        $response = $this->get(route('audio.show', ['audio' => $audio]));

        $response->assertServerError();
    }

    /**
     * If the streaming method is set to 'response', the audio shall be streamed through a Symfony StreamedResponse.
     *
     * @return void
     */
    public function testStreamedThroughResponse(): void
    {
        Storage::fake(Config::get(AudioConstants::DEFAULT_DISK_QUALIFIED));

        Feature::activate(AllowAudioStreams::class);
        Config::set(AudioConstants::STREAMING_METHOD_QUALIFIED, StreamingMethod::RESPONSE->value);

        $audio = Audio::factory()->createOne();

        $response = $this->get(route('audio.show', ['audio' => $audio]));

        static::assertInstanceOf(StreamedResponse::class, $response->baseResponse);
    }

    /**
     * If the streaming method is set to 'nginx', the audio shall be streamed through a nginx internal redirect.
     *
     * @return void
     */
    public function testStreamedThroughNginxRedirect(): void
    {
        Storage::fake(Config::get(AudioConstants::DEFAULT_DISK_QUALIFIED));

        Feature::activate(AllowAudioStreams::class);
        Config::set(AudioConstants::STREAMING_METHOD_QUALIFIED, StreamingMethod::NGINX->value);

        $audio = Audio::factory()->createOne();

        $response = $this->get(route('audio.show', ['audio' => $audio]));

        $response->assertHeader('X-Accel-Redirect');
    }
}