using Microsoft.Extensions.Options;
using Moq;
using NUnit.Framework;
using Umbraco.Cms.Core.Configuration.Models;
using Umbraco.Cms.Core.DeliveryApi;
using Umbraco.Cms.Core.Models.PublishedContent;
using Umbraco.Cms.Core.PublishedCache;

namespace Umbraco.Cms.Tests.UnitTests.Umbraco.Core.DeliveryApi;

[TestFixture]
public class PublishedContentCacheTests : DeliveryApiTests
{
    private readonly Guid _contentOneId = Guid.Parse("19AEAC73-DB4E-4CFC-AB06-0AD14A89A613");

    private readonly Guid _contentTwoId = Guid.Parse("4EF11E1E-FB50-4627-8A86-E10ED6F4DCE4");

    private IPublishedSnapshotAccessor _publishedSnapshotAccessor = null!;

    [SetUp]
    public void Setup()
    {
        var contentTypeOneMock = new Mock<IPublishedContentType>();
        contentTypeOneMock.SetupGet(m => m.Alias).Returns("theContentType");
        var contentOneMock = new Mock<IPublishedContent>();
        ConfigurePublishedContentMock(contentOneMock, _contentOneId, "Content One", "content-one", contentTypeOneMock.Object, Array.Empty<IPublishedProperty>());

        var contentTypeTwoMock = new Mock<IPublishedContentType>();
        contentTypeTwoMock.SetupGet(m => m.Alias).Returns("theOtherContentType");
        var contentTwoMock = new Mock<IPublishedContent>();
        ConfigurePublishedContentMock(contentTwoMock, _contentTwoId, "Content Two", "content-two", contentTypeTwoMock.Object, Array.Empty<IPublishedProperty>());

        var contentCacheMock = new Mock<IPublishedContentCache>();
        contentCacheMock
            .Setup(m => m.GetByRoute(It.IsAny<bool>(), "content-one", null, null))
            .Returns(contentOneMock.Object);
        contentCacheMock
            .Setup(m => m.GetById(It.IsAny<bool>(), _contentOneId))
            .Returns(contentOneMock.Object);
        contentCacheMock
            .Setup(m => m.GetByRoute(It.IsAny<bool>(), "content-two", null, null))
            .Returns(contentTwoMock.Object);
        contentCacheMock
            .Setup(m => m.GetById(It.IsAny<bool>(), _contentTwoId))
            .Returns(contentTwoMock.Object);

        var publishedSnapshotMock = new Mock<IPublishedSnapshot>();
        publishedSnapshotMock.Setup(m => m.Content).Returns(contentCacheMock.Object);

        var publishedSnapshot = publishedSnapshotMock.Object;
        var publishedSnapshotAccessorMock = new Mock<IPublishedSnapshotAccessor>();
        publishedSnapshotAccessorMock.Setup(m => m.TryGetPublishedSnapshot(out publishedSnapshot)).Returns(true);

        _publishedSnapshotAccessor = publishedSnapshotAccessorMock.Object;
    }

    [Test]
    public void PublishedContentCache_CanGetById()
    {
        var publishedContentCache = new ApiPublishedContentCache(_publishedSnapshotAccessor, CreateRequestPreviewService(), CreateDeliveryApiSettings());
        var content = publishedContentCache.GetById(_contentOneId);
        Assert.IsNotNull(content);
        Assert.AreEqual(_contentOneId, content.Key);
        Assert.AreEqual("content-one", content.UrlSegment);
        Assert.AreEqual("theContentType", content.ContentType.Alias);
    }

    [Test]
    public void PublishedContentCache_CanGetByRoute()
    {
        var publishedContentCache = new ApiPublishedContentCache(_publishedSnapshotAccessor, CreateRequestPreviewService(), CreateDeliveryApiSettings());
        var content = publishedContentCache.GetByRoute("content-two");
        Assert.IsNotNull(content);
        Assert.AreEqual(_contentTwoId, content.Key);
        Assert.AreEqual("content-two", content.UrlSegment);
        Assert.AreEqual("theOtherContentType", content.ContentType.Alias);
    }

    [Test]
    public void PublishedContentCache_CanGetByIds()
    {
        var publishedContentCache = new ApiPublishedContentCache(_publishedSnapshotAccessor, CreateRequestPreviewService(), CreateDeliveryApiSettings());
        var content = publishedContentCache.GetByIds(new[] { _contentOneId, _contentTwoId }).ToArray();
        Assert.AreEqual(2, content.Length);
        Assert.AreEqual(_contentOneId, content.First().Key);
        Assert.AreEqual(_contentTwoId, content.Last().Key);
    }

    [TestCase(true)]
    [TestCase(false)]
    public void PublishedContentCache_GetById_SupportsDenyList(bool denied)
    {
        var denyList = denied ? new[] { "theOtherContentType" } : null;
        var publishedContentCache = new ApiPublishedContentCache(_publishedSnapshotAccessor, CreateRequestPreviewService(), CreateDeliveryApiSettings(denyList));
        var content = publishedContentCache.GetById(_contentTwoId);

        if (denied)
        {
            Assert.IsNull(content);
        }
        else
        {
            Assert.IsNotNull(content);
        }
    }

    [TestCase(true)]
    [TestCase(false)]
    public void PublishedContentCache_GetByRoute_SupportsDenyList(bool denied)
    {
        var denyList = denied ? new[] { "theContentType" } : null;
        var publishedContentCache = new ApiPublishedContentCache(_publishedSnapshotAccessor, CreateRequestPreviewService(), CreateDeliveryApiSettings(denyList));
        var content = publishedContentCache.GetByRoute("content-one");

        if (denied)
        {
            Assert.IsNull(content);
        }
        else
        {
            Assert.IsNotNull(content);
        }
    }

    [TestCase("theContentType")]
    [TestCase("theOtherContentType")]
    public void PublishedContentCache_GetByIds_SupportsDenyList(string deniedContentType)
    {
        var denyList = new[] { deniedContentType };
        var publishedContentCache = new ApiPublishedContentCache(_publishedSnapshotAccessor, CreateRequestPreviewService(), CreateDeliveryApiSettings(denyList));
        var content = publishedContentCache.GetByIds(new[] { _contentOneId, _contentTwoId }).ToArray();

        Assert.AreEqual(1, content.Length);
        if (deniedContentType == "theContentType")
        {
            Assert.AreEqual(_contentTwoId, content.First().Key);
        }
        else
        {
            Assert.AreEqual(_contentOneId, content.First().Key);
        }
    }

    [Test]
    public void PublishedContentCache_GetById_CanRetrieveContentTypesOutsideTheDenyList()
    {
        var denyList = new[] { "theContentType" };
        var publishedContentCache = new ApiPublishedContentCache(_publishedSnapshotAccessor, CreateRequestPreviewService(), CreateDeliveryApiSettings(denyList));
        var content = publishedContentCache.GetById(_contentTwoId);
        Assert.IsNotNull(content);
        Assert.AreEqual(_contentTwoId, content.Key);
        Assert.AreEqual("content-two", content.UrlSegment);
        Assert.AreEqual("theOtherContentType", content.ContentType.Alias);
    }

    [Test]
    public void PublishedContentCache_GetByRoute_CanRetrieveContentTypesOutsideTheDenyList()
    {
        var denyList = new[] { "theOtherContentType" };
        var publishedContentCache = new ApiPublishedContentCache(_publishedSnapshotAccessor, CreateRequestPreviewService(), CreateDeliveryApiSettings(denyList));
        var content = publishedContentCache.GetByRoute("content-one");
        Assert.IsNotNull(content);
        Assert.AreEqual(_contentOneId, content.Key);
        Assert.AreEqual("content-one", content.UrlSegment);
        Assert.AreEqual("theContentType", content.ContentType.Alias);
    }

    [Test]
    public void PublishedContentCache_GetByIds_CanDenyAllRequestedContent()
    {
        var denyList = new[] { "theContentType", "theOtherContentType" };
        var publishedContentCache = new ApiPublishedContentCache(_publishedSnapshotAccessor, CreateRequestPreviewService(), CreateDeliveryApiSettings(denyList));
        var content = publishedContentCache.GetByIds(new[] { _contentOneId, _contentTwoId }).ToArray();
        Assert.IsEmpty(content);
    }

    [Test]
    public void PublishedContentCache_DenyListIsCaseInsensitive()
    {
        var denyList = new[] { "THEcontentTYPE" };
        var publishedContentCache = new ApiPublishedContentCache(_publishedSnapshotAccessor, CreateRequestPreviewService(), CreateDeliveryApiSettings(denyList));
        var content = publishedContentCache.GetByRoute("content-one");
        Assert.IsNull(content);
    }

    private IRequestPreviewService CreateRequestPreviewService(bool isPreview = false)
    {
        var previewServiceMock = new Mock<IRequestPreviewService>();
        previewServiceMock.Setup(m => m.IsPreview()).Returns(isPreview);
        return previewServiceMock.Object;
    }

    private IOptionsMonitor<DeliveryApiSettings> CreateDeliveryApiSettings(string[]? disallowedContentTypeAliases = null)
    {
        var deliveryApiSettings = new DeliveryApiSettings { DisallowedContentTypeAliases = disallowedContentTypeAliases ?? Array.Empty<string>() };
        var deliveryApiOptionsMonitorMock = new Mock<IOptionsMonitor<DeliveryApiSettings>>();
        deliveryApiOptionsMonitorMock.SetupGet(s => s.CurrentValue).Returns(deliveryApiSettings);
        return deliveryApiOptionsMonitorMock.Object;
    }
}