// ReSharper disable RedundantUsingDirective

using System.Linq;
using System;
using System.Collections.Generic;
using FizzWare.NBuilder;
using FluentAssertions;
using Moq;
using NUnit.Framework;
using NzbDrone.Core.Model;
using NzbDrone.Core.Providers;
using NzbDrone.Core.DecisionEngine;
using NzbDrone.Core.Repository;
using NzbDrone.Core.Test.Framework;

namespace NzbDrone.Core.Test.DecisionEngineTests
{
    [TestFixture]
    // ReSharper disable InconsistentNaming
    public class AllowedDownloadSpecificationFixture : CoreTest
    {
        private AllowedDownloadSpecification spec;
        private EpisodeParseResult parseResult;

        [SetUp]
        public void Setup()
        {
            spec = Mocker.Resolve<AllowedDownloadSpecification>();
            parseResult = new EpisodeParseResult();

            Mocker.GetMock<QualityAllowedByProfileSpecification>()
                    .Setup(c => c.IsSatisfiedBy(It.IsAny<EpisodeParseResult>()))
                    .Returns(true);

            Mocker.GetMock<AcceptableSizeSpecification>()
                    .Setup(c => c.IsSatisfiedBy(It.IsAny<EpisodeParseResult>()))
                    .Returns(true);

            Mocker.GetMock<UpgradeDiskSpecification>()
                    .Setup(c => c.IsSatisfiedBy(It.IsAny<EpisodeParseResult>()))
                    .Returns(true);

            Mocker.GetMock<AlreadyInQueueSpecification>()
                    .Setup(c => c.IsSatisfiedBy(It.IsAny<EpisodeParseResult>()))
                    .Returns(false);

            Mocker.GetMock<RetentionSpecification>()
                    .Setup(c => c.IsSatisfiedBy(It.IsAny<EpisodeParseResult>()))
                    .Returns(true);

            Mocker.GetMock<AllowedReleaseGroupSpecification>()
                    .Setup(c => c.IsSatisfiedBy(It.IsAny<EpisodeParseResult>()))
                    .Returns(true);

            Mocker.GetMock<CustomStartDateSpecification>()
                    .Setup(c => c.IsSatisfiedBy(It.IsAny<EpisodeParseResult>()))
                    .Returns(true);

            Mocker.GetMock<LanguageSpecification>()
                    .Setup(c => c.IsSatisfiedBy(It.IsAny<EpisodeParseResult>()))
                    .Returns(true);
        }

        private void WithProfileNotAllowed()
        {
            Mocker.GetMock<QualityAllowedByProfileSpecification>()
                    .Setup(c => c.IsSatisfiedBy(It.IsAny<EpisodeParseResult>()))
                    .Returns(false);
        }

        private void WithNotAcceptableSize()
        {
            Mocker.GetMock<AcceptableSizeSpecification>()
                    .Setup(c => c.IsSatisfiedBy(It.IsAny<EpisodeParseResult>()))
                    .Returns(false);
        }

        private void WithNoDiskUpgrade()
        {
            Mocker.GetMock<UpgradeDiskSpecification>()
                    .Setup(c => c.IsSatisfiedBy(It.IsAny<EpisodeParseResult>()))
                    .Returns(false);
        }

        private void WithEpisodeAlreadyInQueue()
        {
            Mocker.GetMock<AlreadyInQueueSpecification>()
                    .Setup(c => c.IsSatisfiedBy(It.IsAny<EpisodeParseResult>()))
                    .Returns(true);
        }

        private void WithOverRetention()
        {
            Mocker.GetMock<RetentionSpecification>()
                    .Setup(c => c.IsSatisfiedBy(It.IsAny<EpisodeParseResult>()))
                    .Returns(false);
        }

        private void WithAiredBeforeCustomStartDateCutoff()
        {
            Mocker.GetMock<CustomStartDateSpecification>()
                    .Setup(c => c.IsSatisfiedBy(It.IsAny<EpisodeParseResult>()))
                    .Returns(false);
        }

        private void WithLanguageNotWanted()
        {
            Mocker.GetMock<LanguageSpecification>()
                    .Setup(c => c.IsSatisfiedBy(It.IsAny<EpisodeParseResult>()))
                    .Returns(false);
        }

        [Test]
        public void should_be_allowed_if_all_conditions_are_met()
        {
            spec.IsSatisfiedBy(parseResult).Should().Be(ReportRejectionType.None);
        }

        [Test]
        public void should_not_be_allowed_if_profile_is_not_allowed()
        {
            WithProfileNotAllowed();
            spec.IsSatisfiedBy(parseResult).Should().Be(ReportRejectionType.QualityNotWanted);
        }

        [Test]
        public void should_not_be_allowed_if_size_is_not_allowed()
        {
            WithNotAcceptableSize();
            spec.IsSatisfiedBy(parseResult).Should().Be(ReportRejectionType.Size);
        }

        [Test]
        public void should_not_be_allowed_if_disk_is_not_upgrade()
        {
            WithNoDiskUpgrade();
            spec.IsSatisfiedBy(parseResult).Should().Be(ReportRejectionType.ExistingQualityIsEqualOrBetter);
        }

        [Test]
        public void should_not_be_allowed_if_episode_is_already_in_queue()
        {
            WithEpisodeAlreadyInQueue();
            spec.IsSatisfiedBy(parseResult).Should().Be(ReportRejectionType.AlreadyInQueue);
        }

        [Test]
        public void should_not_be_allowed_if_report_is_over_retention()
        {
            WithOverRetention();
            spec.IsSatisfiedBy(parseResult).Should().Be(ReportRejectionType.Retention);
        }

        [Test]
        public void should_not_be_allowed_if_episode_aired_before_cutoff()
        {
            WithAiredBeforeCustomStartDateCutoff();
            spec.IsSatisfiedBy(parseResult).Should().Be(ReportRejectionType.AiredAfterCustomStartDate);
        }

        [Test]
        public void should_not_be_allowed_if_none_of_conditions_are_met()
        {
            WithNoDiskUpgrade();
            WithNotAcceptableSize();
            WithProfileNotAllowed();
            WithOverRetention();

            spec.IsSatisfiedBy(parseResult).Should().Be(ReportRejectionType.QualityNotWanted);
        }

        [Test]
        public void should_not_be_allowed_if_language_is_not_wanted()
        {
            WithLanguageNotWanted();

            spec.IsSatisfiedBy(parseResult).Should().Be(ReportRejectionType.LanguageNotWanted);
        }
    }
}