using System.Linq;
using FizzWare.NBuilder;
using FluentAssertions;
using Marr.Data;
using Moq;
using NUnit.Framework;
using NzbDrone.Core.MediaFiles;
using NzbDrone.Core.MediaFiles.EpisodeImport.Specifications;
using NzbDrone.Core.Parser.Model;
using NzbDrone.Core.Test.Framework;
using NzbDrone.Core.Tv;
using NzbDrone.Test.Common;

namespace NzbDrone.Core.Test.MediaFileTests.EpisodeImportTests
{
    [TestFixture]
    public class NotExistingFileSpecificationFixture : CoreTest<NotExistingFileSpecification>
    {
        private LocalEpisode _localEpisode;

        [SetUp]
        public void Setup()
        {
            _localEpisode = new LocalEpisode
            {
                Path = @"C:\Test\30 Rock\30.rock.s01e01.avi".AsOsAgnostic(),
                Size = 100
            };
        }

        [Test]
        public void should_return_false_if_path_and_size_are_the_same()
        {
            _localEpisode.Episodes = Builder<Episode>.CreateListOfSize(1)
                                                     .All()
                                                     .With(e => e.EpisodeFileId = 1)
                                                     .With(e => e.EpisodeFile = new LazyLoaded<EpisodeFile>(
                                                                                new EpisodeFile
                                                                                {
                                                                                    Path = @"C:\Test\30 Rock\30.rock.s01e01.avi".AsOsAgnostic(),
                                                                                    Size = 100
                                                                                }))
                                                     .Build()
                                                     .ToList();

            Subject.IsSatisfiedBy(_localEpisode).Should().BeFalse();
        }

        [Test]
        public void should_return_false_if_filename_and_size_are_the_same()
        {
            _localEpisode.Episodes = Builder<Episode>.CreateListOfSize(1)
                                                     .All()
                                                     .With(e => e.EpisodeFileId = 1)
                                                     .With(e => e.EpisodeFile = new LazyLoaded<EpisodeFile>(
                                                                                new EpisodeFile
                                                                                {
                                                                                    Path = @"C:\Test\30 Rock\Season 01\30.rock.s01e01.avi".AsOsAgnostic(),
                                                                                    Size = 100
                                                                                }))
                                                     .Build()
                                                     .ToList();

            Subject.IsSatisfiedBy(_localEpisode).Should().BeFalse();
        }

        [Test]
        public void should_return_true_if_no_existing_file()
        {
            _localEpisode.Episodes = Builder<Episode>.CreateListOfSize(1)
                                                     .All()
                                                     .With(e => e.EpisodeFileId = 0)
                                                     .Build()
                                                     .ToList();

            Subject.IsSatisfiedBy(_localEpisode).Should().BeTrue();
        }

        [Test]
        public void should_return_true_if_size_is_different()
        {
            _localEpisode.Episodes = Builder<Episode>.CreateListOfSize(1)
                                                     .All()
                                                     .With(e => e.EpisodeFileId = 1)
                                                     .With(e => e.EpisodeFile = new LazyLoaded<EpisodeFile>(
                                                                                new EpisodeFile
                                                                                {
                                                                                    Path = @"C:\Test\30 Rock\Season 01\30.rock.s01e01.avi".AsOsAgnostic(),
                                                                                    Size = 50
                                                                                }))
                                                     .Build()
                                                     .ToList();

            Subject.IsSatisfiedBy(_localEpisode).Should().BeTrue();
        }

        [Test]
        public void should_return_true_if_file_names_are_different()
        {
            _localEpisode.Episodes = Builder<Episode>.CreateListOfSize(1)
                                                     .All()
                                                     .With(e => e.EpisodeFileId = 1)
                                                     .With(e => e.EpisodeFile = new LazyLoaded<EpisodeFile>(
                                                                                new EpisodeFile
                                                                                {
                                                                                    Path = @"C:\Test\30 Rock\Season 01\30.rock.s01e01.pilot.avi".AsOsAgnostic(),
                                                                                    Size = 100
                                                                                }))
                                                     .Build()
                                                     .ToList();

            Subject.IsSatisfiedBy(_localEpisode).Should().BeTrue();
        }

        [Test]
        public void should_return_false_if_exact_path_exists_in_db()
        {
            Mocker.GetMock<IMediaFileService>()
                  .Setup(s => s.Exists(It.IsAny<string>()))
                  .Returns(true);

            _localEpisode.Episodes = Builder<Episode>.CreateListOfSize(1)
                                                     .All()
                                                     .With(e => e.EpisodeFileId = 1)
                                                     .With(e => e.EpisodeFile = new LazyLoaded<EpisodeFile>(
                                                                                new EpisodeFile
                                                                                {
                                                                                    Path = @"C:\Test\30 Rock\Season 01\30.rock.s01e01.pilot.avi".AsOsAgnostic(),
                                                                                    Size = 100
                                                                                }))
                                                     .Build()
                                                     .ToList();

            Subject.IsSatisfiedBy(_localEpisode).Should().BeFalse();
        }
    }
}
