using Grand.Data.Tests.MongoDb;
using Grand.Domain.Customers;
using Grand.Domain.Data;
using Grand.Domain.News;
using Grand.Infrastructure;
using MediatR;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using Moq;

namespace Grand.Business.Cms.Services.Tests
{
    [TestClass()]
    public class NewsServiceTests
    {
        private NewsService _newsService;

        private IRepository<NewsItem> _repository;
        private Mock<IWorkContext> _workContextMock;
        private Mock<IMediator> _mediatorMock;

        [TestInitialize()]
        public void Init()
        {
            _repository = new MongoDBRepositoryTest<NewsItem>();

            _mediatorMock = new Mock<IMediator>();
            _workContextMock = new Mock<IWorkContext>();

            _workContextMock.Setup(c => c.CurrentStore).Returns(() => new Domain.Stores.Store() { Id = "", Name = "test store" });
            _workContextMock.Setup(c => c.CurrentCustomer).Returns(() => new Customer());

            _newsService = new NewsService(_repository, _mediatorMock.Object, _workContextMock.Object);
        }

        [TestMethod()]
        public async Task GetNewsByIdTest()
        {
            //Arrange
            var newsItem = new NewsItem();
            await _repository.InsertAsync(newsItem);
            //Act
            var result = await _newsService.GetNewsById(newsItem.Id);
            //Assert
            Assert.IsNotNull(result);
        }

        [TestMethod()]
        public async Task GetAllNewsTest()
        {
            //Arrange
            var newsItem = new NewsItem() { Published = true };
            await _repository.InsertAsync(newsItem);
            //Act
            var result = await _newsService.GetAllNews();
            //Assert
            Assert.IsTrue(result.Any());
        }

        [TestMethod()]
        public async Task InsertNewsTest()
        {
            //Arrange
            var newsItem = new NewsItem();
            //Act
            await _newsService.InsertNews(newsItem);
            //Assert
            Assert.IsNotNull(_repository.Table.FirstOrDefault(x => x.Id == newsItem.Id));
        }

        [TestMethod()]
        public async Task UpdateNewsTest()
        {
            //Arrange
            var newsItem = new NewsItem() { Published = true };
            await _repository.InsertAsync(newsItem);
            //Act
            newsItem.Title = "test";
            await _newsService.UpdateNews(newsItem);
            //Assert
            Assert.IsTrue(_repository.Table.FirstOrDefault(x => x.Id == newsItem.Id).Title == "test");
        }

        [TestMethod()]
        public async Task DeleteNewsTest()
        {
            //Arrange
            var newsItem = new NewsItem() { Published = true };
            await _repository.InsertAsync(newsItem);
            //Act
            await _newsService.DeleteNews(newsItem);
            //Assert
            Assert.IsNull(_repository.Table.FirstOrDefault(x => x.Id == newsItem.Id));
        }

        [TestMethod()]
        public async Task GetAllCommentsTest()
        {
            //Arrange
            var newsItem = new NewsItem() { Published = true };
            newsItem.NewsComments.Add(new NewsComment() { CustomerId = "1" });
            await _repository.InsertAsync(newsItem);
            //Act
            var result = await _newsService.GetAllComments("1");
            //Assert
            Assert.IsTrue(result.Any());
        }
    }
}