using System;
using System.Net;
using FluentAssertions;
using Moq;
using NUnit.Framework;
using NzbDrone.Common;
using NzbDrone.Core.Configuration;
using NzbDrone.Core.Download.Clients.Sabnzbd;
using NzbDrone.Core.Parser.Model;
using NzbDrone.Core.Test.Framework;
using NzbDrone.Test.Common;

namespace NzbDrone.Core.Test.Download.DownloadClientTests.SabProviderTests
{
    [TestFixture]

    public class SabProviderFixture : CoreTest<SabnzbdClient>
    {
        private const string URL = "http://www.nzbclub.com/nzb_download.aspx?mid=1950232";
        private const string TITLE = "My Series Name - 5x2-5x3 - My title [Bluray720p] [Proper]";
        private RemoteEpisode _remoteEpisode;

        [SetUp]
        public void Setup()
        {
            var fakeConfig = Mocker.GetMock<IConfigService>();

            fakeConfig.SetupGet(c => c.SabHost).Returns("192.168.5.55");
            fakeConfig.SetupGet(c => c.SabPort).Returns(2222);
            fakeConfig.SetupGet(c => c.SabApiKey).Returns("5c770e3197e4fe763423ee7c392c25d1");
            fakeConfig.SetupGet(c => c.SabUsername).Returns("admin");
            fakeConfig.SetupGet(c => c.SabPassword).Returns("pass");
            fakeConfig.SetupGet(c => c.SabTvCategory).Returns("tv");

            _remoteEpisode = new RemoteEpisode();
            _remoteEpisode.Report = new ReportInfo();
            _remoteEpisode.Report.Title = TITLE;
            _remoteEpisode.Report.NzbUrl = URL;
        }

        private void WithFailResponse()
        {
            Mocker.GetMock<IHttpProvider>()
                    .Setup(s => s.DownloadString(It.IsAny<String>())).Returns("{ \"status\": false, \"error\": \"API Key Required\" }");
        }

        [Test]
        public void add_url_should_format_request_properly()
        {
            Mocker.GetMock<IHttpProvider>(MockBehavior.Strict)
                    .Setup(s => s.DownloadString("http://192.168.5.55:2222/api?mode=addurl&name=http://www.nzbclub.com/nzb_download.aspx?mid=1950232&priority=0&pp=3&cat=tv&nzbname=My+Series+Name+-+5x2-5x3+-+My+title+%5bBluray720p%5d+%5bProper%5d&output=json&apikey=5c770e3197e4fe763423ee7c392c25d1&ma_username=admin&ma_password=pass"))
                    .Returns("{ \"status\": true }");


            Subject.DownloadNzb(_remoteEpisode).Should().BeTrue();
        }

        [Test]
        public void add_by_url_should_detect_and_handle_sab_errors()
        {
            WithFailResponse();
            Assert.Throws<ApplicationException>(() => Subject.DownloadNzb(_remoteEpisode).Should().BeFalse());
        }

        [Test]
        public void should_be_able_to_get_categories_when_config_is_passed_in()
        {

            const string host = "192.168.5.22";
            const int port = 1111;
            const string apikey = "5c770e3197e4fe763423ee7c392c25d2";
            const string username = "admin2";
            const string password = "pass2";

            Mocker.GetMock<IHttpProvider>(MockBehavior.Strict)
                    .Setup(s => s.DownloadString("http://192.168.5.22:1111/api?mode=get_cats&output=json&apikey=5c770e3197e4fe763423ee7c392c25d2&ma_username=admin2&ma_password=pass2"))
                    .Returns(ReadAllText("Files", "Categories_json.txt"));

            var result = Subject.GetCategories(host, port, apikey, username, password);


            result.Should().NotBeNull();
            result.categories.Should().NotBeEmpty();
        }

        [Test]
        public void should_be_able_to_get_categories_using_config()
        {
            Mocker.GetMock<IHttpProvider>(MockBehavior.Strict)
                    .Setup(s => s.DownloadString("http://192.168.5.55:2222/api?mode=get_cats&output=json&apikey=5c770e3197e4fe763423ee7c392c25d1&ma_username=admin&ma_password=pass"))
                    .Returns(ReadAllText("Files", "Categories_json.txt"));


            var result = Subject.GetCategories();


            result.Should().NotBeNull();
            result.categories.Should().NotBeEmpty();
        }

        [Test]
        public void GetHistory_should_return_a_list_with_items_when_the_history_has_items()
        {
            Mocker.GetMock<IHttpProvider>()
                    .Setup(s => s.DownloadString("http://192.168.5.55:2222/api?mode=history&output=json&start=0&limit=0&apikey=5c770e3197e4fe763423ee7c392c25d1&ma_username=admin&ma_password=pass"))
                    .Returns(ReadAllText("Files", "History.txt"));


            var result = Subject.GetHistory();


            result.Should().HaveCount(1);
        }

        [Test]
        public void GetHistory_should_return_an_empty_list_when_the_queue_is_empty()
        {
            Mocker.GetMock<IHttpProvider>()
                    .Setup(s => s.DownloadString("http://192.168.5.55:2222/api?mode=history&output=json&start=0&limit=0&apikey=5c770e3197e4fe763423ee7c392c25d1&ma_username=admin&ma_password=pass"))
                    .Returns(ReadAllText("Files", "HistoryEmpty.txt"));


            var result = Subject.GetHistory();


            result.Should().BeEmpty();
        }

        [Test]
        public void GetHistory_should_return_an_empty_list_when_there_is_an_error_getting_the_queue()
        {
            Mocker.GetMock<IHttpProvider>()
                    .Setup(s => s.DownloadString("http://192.168.5.55:2222/api?mode=history&output=json&start=0&limit=0&apikey=5c770e3197e4fe763423ee7c392c25d1&ma_username=admin&ma_password=pass"))
                    .Returns(ReadAllText("Files", "JsonError.txt"));


            Assert.Throws<ApplicationException>(() => Subject.GetHistory(), "API Key Incorrect");
        }

        [Test]
        public void GetVersion_should_return_the_version_using_passed_in_values()
        {
            var response = "{ \"version\": \"0.6.9\" }";

            Mocker.GetMock<IHttpProvider>()
                    .Setup(s => s.DownloadString("http://192.168.5.55:2222/api?mode=version&output=json&apikey=5c770e3197e4fe763423ee7c392c25d1&ma_username=admin&ma_password=pass"))
                    .Returns(response);


            var result = Subject.GetVersion("192.168.5.55", 2222, "5c770e3197e4fe763423ee7c392c25d1", "admin", "pass");


            result.Should().NotBeNull();
            result.Version.Should().Be("0.6.9");
        }

        [Test]
        public void GetVersion_should_return_the_version_using_saved_values()
        {
            var response = "{ \"version\": \"0.6.9\" }";

            Mocker.GetMock<IHttpProvider>()
                    .Setup(s => s.DownloadString("http://192.168.5.55:2222/api?mode=version&output=json&apikey=5c770e3197e4fe763423ee7c392c25d1&ma_username=admin&ma_password=pass"))
                    .Returns(response);


            var result = Subject.GetVersion();


            result.Should().NotBeNull();
            result.Version.Should().Be("0.6.9");
        }

        [Test]
        public void Test_should_return_version_as_a_string()
        {
            const string response = "{ \"version\": \"0.6.9\" }";

            Mocker.GetMock<IHttpProvider>()
                    .Setup(s => s.DownloadString("http://192.168.5.55:2222/api?mode=version&output=json&apikey=5c770e3197e4fe763423ee7c392c25d1&ma_username=admin&ma_password=pass"))
                    .Returns(response);


            var result = Subject.Test("192.168.5.55", 2222, "5c770e3197e4fe763423ee7c392c25d1", "admin", "pass");


            result.Should().Be("0.6.9");
        }

        [Test]
        public void should_return_false_when_WebException_is_thrown()
        {
            Mocker.GetMock<IHttpProvider>()
                    .Setup(s => s.DownloadString(It.IsAny<String>())).Throws(new WebException());

            Subject.DownloadNzb(_remoteEpisode).Should().BeFalse();
            ExceptionVerification.ExpectedErrors(1);
        }

        [Test]
        public void downloadNzb_should_use_sabRecentTvPriority_when_recentEpisode_is_true()
        {
            Mocker.GetMock<IConfigService>()
                  .SetupGet(s => s.SabRecentTvPriority)
                  .Returns(SabPriorityType.High);


            Mocker.GetMock<IHttpProvider>()
                    .Setup(s => s.DownloadString("http://192.168.5.55:2222/api?mode=addurl&name=http://www.nzbclub.com/nzb_download.aspx?mid=1950232&priority=1&pp=3&cat=tv&nzbname=My+Series+Name+-+5x2-5x3+-+My+title+%5bBluray720p%5d+%5bProper%5d&output=json&apikey=5c770e3197e4fe763423ee7c392c25d1&ma_username=admin&ma_password=pass"))
                    .Returns("{ \"status\": true }");


            Subject.DownloadNzb(_remoteEpisode).Should().BeTrue();

            Mocker.GetMock<IHttpProvider>()
                    .Verify(v => v.DownloadString("http://192.168.5.55:2222/api?mode=addurl&name=http://www.nzbclub.com/nzb_download.aspx?mid=1950232&priority=1&pp=3&cat=tv&nzbname=My+Series+Name+-+5x2-5x3+-+My+title+%5bBluray720p%5d+%5bProper%5d&output=json&apikey=5c770e3197e4fe763423ee7c392c25d1&ma_username=admin&ma_password=pass"), Times.Once());
        }
    }
}