<?php
namespace Szurubooru\Tests\Services;
use Szurubooru\Dao\GlobalParamDao;
use Szurubooru\Dao\PostDao;
use Szurubooru\Entities\Post;
use Szurubooru\Entities\Snapshot;
use Szurubooru\Entities\User;
use Szurubooru\FormData\UploadFormData;
use Szurubooru\Injector;
use Szurubooru\Services\AuthService;
use Szurubooru\Services\PostHistoryService;
use Szurubooru\Services\ImageConverter;
use Szurubooru\Services\ImageManipulation\ImageManipulator;
use Szurubooru\Services\NetworkingService;
use Szurubooru\Services\PostService;
use Szurubooru\Services\TagService;
use Szurubooru\Services\TimeService;
use Szurubooru\Tests\AbstractDatabaseTestCase;
use Szurubooru\Validator;

final class PostServiceTest extends AbstractDatabaseTestCase
{
    private $configMock;
    private $validatorMock;
    private $transactionManagerMock;
    private $postDaoMock;
    private $globalParamDaoMock;
    private $authServiceMock;
    private $timeServiceMock;
    private $networkingServiceMock;
    private $tagService;
    private $postHistoryServiceMock;
    private $imageConverterMock;
    private $imageManipulatorMock;

    public function setUp()
    {
        parent::setUp();
        $this->configMock = $this->mockConfig();
        $this->validatorMock = $this->mock(Validator::class);
        $this->transactionManagerMock = $this->mockTransactionManager();
        $this->postDaoMock = $this->mock(PostDao::class);
        $this->globalParamDaoMock = $this->mock(GlobalParamDao::class);
        $this->authServiceMock = $this->mock(AuthService::class);
        $this->timeServiceMock = $this->mock(TimeService::class);
        $this->networkingServiceMock = $this->mock(NetworkingService::class);
        $this->tagService = Injector::get(TagService::class);
        $this->postHistoryServiceMock = $this->mock(PostHistoryService::class);
        $this->configMock->set('database/maxPostSize', 1000000);
        $this->imageConverterMock = $this->mock(ImageConverter::class);
        $this->imageManipulatorMock = $this->mock(ImageManipulator::class);
    }

    public function testCreatingYoutubePost()
    {
        $formData = new UploadFormData;
        $formData->safety = Post::POST_SAFETY_SAFE;
        $formData->source = 'source';
        $formData->tags = ['test', 'test2'];
        $formData->url = 'https://www.youtube.com/watch?v=QYK2c4OVG6s';

        $this->postDaoMock->expects($this->once())->method('save')->will($this->returnArgument(0));
        $this->authServiceMock->expects($this->once())->method('getLoggedInUser')->willReturn(new User(5));
        $this->postHistoryServiceMock->expects($this->once())->method('savePostCreation')->willReturn(new Snapshot());
        $this->imageConverterMock->expects($this->never())->method('createImageFromBuffer');

        $this->postService = $this->getPostService();
        $savedPost = $this->postService->createPost($formData);
        $this->assertEquals(Post::POST_SAFETY_SAFE, $savedPost->getSafety());
        $this->assertEquals(5, $savedPost->getUserId());
        $this->assertEquals(Post::POST_TYPE_YOUTUBE, $savedPost->getContentType());
        $this->assertEquals('QYK2c4OVG6s', $savedPost->getContentChecksum());
        $this->assertEquals('source', $savedPost->getSource());
        $this->assertNull($savedPost->getImageWidth());
        $this->assertNull($savedPost->getImageHeight());
        $this->assertEquals($formData->url, $savedPost->getOriginalFileName());
        $this->assertNull($savedPost->getOriginalFileSize());
        $this->assertEquals(2, count($savedPost->getTags()));
        $this->assertEquals('test', $savedPost->getTags()[0]->getName());
        $this->assertEquals('test2', $savedPost->getTags()[1]->getName());
    }

    public function testCreatingPosts()
    {
        $formData = new UploadFormData;
        $formData->safety = Post::POST_SAFETY_SAFE;
        $formData->tags = ['test'];
        $formData->content = $this->getTestFile('image.jpg');
        $formData->contentFileName = 'blah';

        $this->postDaoMock->expects($this->once())->method('save')->will($this->returnArgument(0));
        $this->imageManipulatorMock->expects($this->once())->method('getImageWidth')->willReturn(640);
        $this->imageManipulatorMock->expects($this->once())->method('getImageHeight')->willReturn(480);
        $this->postHistoryServiceMock->expects($this->once())->method('savePostCreation')->willReturn(new Snapshot());

        $this->postService = $this->getPostService();
        $savedPost = $this->postService->createPost($formData);
        $this->assertEquals(Post::POST_TYPE_IMAGE, $savedPost->getContentType());
        $this->assertEquals('24216edd12328de3a3c55e2f98220ee7613e3be1', $savedPost->getContentChecksum());
        $this->assertEquals($formData->contentFileName, $savedPost->getOriginalFileName());
        $this->assertEquals(687645, $savedPost->getOriginalFileSize());
        $this->assertEquals(640, $savedPost->getImageWidth());
        $this->assertEquals(480, $savedPost->getImageHeight());
    }

    public function testCreatingVideos()
    {
        $formData = new UploadFormData;
        $formData->safety = Post::POST_SAFETY_SAFE;
        $formData->tags = ['test'];
        $formData->content = $this->getTestFile('video.mp4');
        $formData->contentFileName = 'blah';

        $this->postDaoMock->expects($this->once())->method('save')->will($this->returnArgument(0));
        $this->postHistoryServiceMock->expects($this->once())->method('savePostCreation')->willReturn(new Snapshot());
        $this->imageConverterMock->expects($this->once())->method('createImageFromBuffer');

        $this->postService = $this->getPostService();
        $savedPost = $this->postService->createPost($formData);
        $this->assertEquals(Post::POST_TYPE_VIDEO, $savedPost->getContentType());
        $this->assertEquals('16dafaa07cda194d03d590529c06c6ec1a5b80b0', $savedPost->getContentChecksum());
        $this->assertEquals($formData->contentFileName, $savedPost->getOriginalFileName());
        $this->assertEquals(14667, $savedPost->getOriginalFileSize());
    }

    public function testCreatingFlashes()
    {
        $formData = new UploadFormData;
        $formData->safety = Post::POST_SAFETY_SAFE;
        $formData->tags = ['test'];
        $formData->content = $this->getTestFile('flash.swf');
        $formData->contentFileName = 'blah';

        $this->postDaoMock->expects($this->once())->method('save')->will($this->returnArgument(0));
        $this->postHistoryServiceMock->expects($this->once())->method('savePostCreation')->willReturn(new Snapshot());
        $this->imageConverterMock->expects($this->once())->method('createImageFromBuffer');

        $this->postService = $this->getPostService();
        $savedPost = $this->postService->createPost($formData);
        $this->assertEquals(Post::POST_TYPE_FLASH, $savedPost->getContentType());
        $this->assertEquals('d897e044b801d892291b440534c3be3739034f68', $savedPost->getContentChecksum());
        $this->assertEquals($formData->contentFileName, $savedPost->getOriginalFileName());
        $this->assertEquals(226172, $savedPost->getOriginalFileSize());
    }

    public function testFileDuplicates()
    {
        $formData = new UploadFormData;
        $formData->safety = Post::POST_SAFETY_SAFE;
        $formData->tags = ['test'];
        $formData->content = $this->getTestFile('flash.swf');
        $formData->contentFileName = 'blah';

        $this->postDaoMock->expects($this->once())->method('findByContentChecksum')->willReturn(new Post(5));
        $this->setExpectedException(\Exception::class, 'Duplicate post: @5');

        $this->postService = $this->getPostService();
        $this->postService->createPost($formData);
    }

    public function testYoutubeDuplicates()
    {
        $formData = new UploadFormData;
        $formData->safety = Post::POST_SAFETY_SAFE;
        $formData->tags = ['test'];
        $formData->url = 'https://www.youtube.com/watch?v=QYK2c4OVG6s';

        $this->postDaoMock->expects($this->once())->method('findByContentChecksum')->with('QYK2c4OVG6s')->willReturn(new Post(5));
        $this->setExpectedException(\Exception::class, 'Duplicate post: @5');

        $this->postService = $this->getPostService();
        $this->postService->createPost($formData);
    }

    public function testTooBigUpload()
    {
        $formData = new UploadFormData;
        $formData->safety = Post::POST_SAFETY_SAFE;
        $formData->tags = ['test'];
        $formData->content = 'aa';

        $this->configMock->set('database/maxPostSize', 1);
        $this->setExpectedException(\Exception::class, 'Upload is too big');

        $this->postService = $this->getPostService();
        $this->postService->createPost($formData);
    }

    public function testAnonymousUploads()
    {
        $formData = new UploadFormData;
        $formData->safety = Post::POST_SAFETY_SAFE;
        $formData->tags = ['test'];
        $formData->url = 'https://www.youtube.com/watch?v=QYK2c4OVG6s';
        $formData->anonymous = true;

        $this->postDaoMock->expects($this->once())->method('save')->will($this->returnArgument(0));
        $this->authServiceMock->expects($this->once())->method('loginAnonymous');
        $this->postHistoryServiceMock->expects($this->once())->method('savePostCreation')->willReturn(new Snapshot());

        $this->postService = $this->getPostService();
        $savedPost = $this->postService->createPost($formData);
        $this->assertNull($savedPost->getUserId());
    }

    private function getPostService()
    {
        return new PostService(
            $this->configMock,
            $this->validatorMock,
            $this->transactionManagerMock,
            $this->postDaoMock,
            $this->globalParamDaoMock,
            $this->authServiceMock,
            $this->timeServiceMock,
            $this->networkingServiceMock,
            $this->tagService,
            $this->postHistoryServiceMock,
            $this->imageConverterMock,
            $this->imageManipulatorMock);
    }
}