using System.Linq;
using NUnit.Framework;
using Umbraco.Cms.Core.DependencyInjection;
using Umbraco.Cms.Core.Models;
using Umbraco.Cms.Core.Services;
using Umbraco.Cms.Tests.Common.Builders;
using Umbraco.Cms.Tests.Common.Testing;
using Umbraco.Cms.Tests.Integration.Testing;
using Umbraco.Extensions;
using Constants = Umbraco.Cms.Core.Constants;

namespace Umbraco.Cms.Tests.Integration.Umbraco.Infrastructure.Services
{
    [UmbracoTest(
        Database = UmbracoTestOptions.Database.NewSchemaPerTest,
        PublishedRepositoryEvents = true,
        WithApplication = true,
        Boot = true)]
    public class TrackRelationsTests : UmbracoIntegrationTestWithContent
    {
        private IMediaTypeService MediaTypeService => GetRequiredService<IMediaTypeService>();

        private IMediaService MediaService => GetRequiredService<IMediaService>();

        private IRelationService RelationService => GetRequiredService<IRelationService>();

        protected override void CustomTestSetup(IUmbracoBuilder builder)
        {
            base.CustomTestSetup(builder);
            builder.AddNuCache();
        }

        [Test]
        public void Automatically_Track_Relations()
        {
            var mt = MediaTypeBuilder.CreateSimpleMediaType("testMediaType", "Test Media Type");
            MediaTypeService.Save(mt);
            var m1 = MediaBuilder.CreateSimpleMedia(mt, "hello 1", -1);
            var m2 = MediaBuilder.CreateSimpleMedia(mt, "hello 1", -1);
            MediaService.Save(m1);
            MediaService.Save(m2);

            var template = TemplateBuilder.CreateTextPageTemplate();
            FileService.SaveTemplate(template);

            var ct = ContentTypeBuilder.CreateTextPageContentType("richTextTest", defaultTemplateId: template.Id);
            ct.AllowedTemplates = Enumerable.Empty<ITemplate>();

            ContentTypeService.Save(ct);

            var c1 = ContentBuilder.CreateTextpageContent(ct, "my content 1", -1);
            ContentService.Save(c1);

            var c2 = ContentBuilder.CreateTextpageContent(ct, "my content 2", -1);

            // 'bodyText' is a property with a RTE property editor which we knows tracks relations
            c2.Properties["bodyText"].SetValue(@"<p>
        <img src='/media/12312.jpg' data-udi='umb://media/" + m1.Key.ToString("N") + @"' />
</p><p><img src='/media/234234.jpg' data-udi=""umb://media/" + m2.Key.ToString("N") + @""" />
</p>
<p>
    <a href=""{locallink:umb://document/" + c1.Key.ToString("N") + @"}"">hello</a>
</p>");

            ContentService.Save(c2);

            var relations = RelationService.GetByParentId(c2.Id).ToList();
            Assert.AreEqual(3, relations.Count);
            Assert.AreEqual(Constants.Conventions.RelationTypes.RelatedMediaAlias, relations[0].RelationType.Alias);
            Assert.AreEqual(m1.Id, relations[0].ChildId);
            Assert.AreEqual(Constants.Conventions.RelationTypes.RelatedMediaAlias, relations[1].RelationType.Alias);
            Assert.AreEqual(m2.Id, relations[1].ChildId);
            Assert.AreEqual(Constants.Conventions.RelationTypes.RelatedDocumentAlias, relations[2].RelationType.Alias);
            Assert.AreEqual(c1.Id, relations[2].ChildId);
        }
    }
}
