using Grand.Data.Tests.MongoDb;
using Grand.Domain.Catalog;
using Grand.Domain.Customers;
using Grand.Domain.Data;
using Grand.Infrastructure;
using Grand.Infrastructure.Caching;
using Grand.Infrastructure.Tests.Caching;
using Grand.SharedKernel.Extensions;
using MediatR;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using Moq;

namespace Grand.Business.Catalog.Services.Categories.Tests
{
    [TestClass()]
    public class ProductCategoryServiceTests
    {
        private ProductCategoryService _productCategoryService;
        private IRepository<Product> _repository;
        private Mock<IWorkContext> _workContextMock;
        private Mock<IMediator> _mediatorMock;
        private MemoryCacheBase _cacheBase;

        [TestInitialize()]
        public void InitializeTests()
        {
            CommonPath.BaseDirectory = "";

            _repository = new MongoDBRepositoryTest<Product>();
            _workContextMock = new Mock<IWorkContext>();
            _workContextMock.Setup(c => c.CurrentStore).Returns(() => new Domain.Stores.Store() { Id = "" });
            _workContextMock.Setup(c => c.CurrentCustomer).Returns(() => new Customer());
            _mediatorMock = new Mock<IMediator>();
            _cacheBase = new MemoryCacheBase(MemoryCacheTest.Get(), _mediatorMock.Object);
            _productCategoryService = new ProductCategoryService(_repository, _cacheBase, _workContextMock.Object, _mediatorMock.Object);
        }


        [TestMethod()]
        public async Task GetProductCategoriesByCategoryIdTest()
        {
            //Arrange
            var p1 = new Product();
            p1.ProductCategories.Add(new ProductCategory() { CategoryId = "1" });
            p1.ProductCategories.Add(new ProductCategory() { CategoryId = "2" });
            await _repository.InsertAsync(p1);
            var p2 = new Product();
            p2.ProductCategories.Add(new ProductCategory() { CategoryId = "2" });
            p2.ProductCategories.Add(new ProductCategory() { CategoryId = "3" });
            await _repository.InsertAsync(p2);

            //Act
            var pc1 = await _productCategoryService.GetProductCategoriesByCategoryId("1");
            var pc2 = await _productCategoryService.GetProductCategoriesByCategoryId("2");

            //Assert
            Assert.AreEqual(1, pc1.Count);
            Assert.AreEqual(2, pc2.Count);
        }

        [TestMethod()]
        public async Task InsertProductCategoryTest()
        {
            //Arrange
            var p1 = new Product();
            await _repository.InsertAsync(p1);
            var p2 = new Product();
            await _repository.InsertAsync(p2);

            //Act
            await _productCategoryService.InsertProductCategory(new ProductCategory() { CategoryId = "1", DisplayOrder = 10 }, p1.Id);
            await _productCategoryService.InsertProductCategory(new ProductCategory() { CategoryId = "2" }, p1.Id);

            var pc1 = await _productCategoryService.GetProductCategoriesByCategoryId("1");

            //Assert
            Assert.AreEqual(1, pc1.Count);
            Assert.AreEqual(10, pc1.FirstOrDefault().DisplayOrder);
        }

        [TestMethod()]
        public async Task UpdateProductCategoryTest()
        {
            //Arrange
            var p1 = new Product();
            await _repository.InsertAsync(p1);
            var p2 = new Product();
            await _repository.InsertAsync(p2);

            //Act
            var pc = new ProductCategory() { CategoryId = "1", DisplayOrder = 10 };
            await _productCategoryService.InsertProductCategory(pc, p1.Id);
            await _productCategoryService.InsertProductCategory(new ProductCategory() { CategoryId = "2" }, p1.Id);

            pc.CategoryId = "10";
            pc.DisplayOrder = 5;
            await _productCategoryService.UpdateProductCategory(pc, p1.Id);

            var pc1 = await _productCategoryService.GetProductCategoriesByCategoryId("10");

            //Assert
            Assert.AreEqual(1, pc1.Count);
            Assert.AreEqual(5, pc1.FirstOrDefault().DisplayOrder);
        }

        [TestMethod()]
        public async Task DeleteProductCategoryTest()
        {
            //Arrange
            var p1 = new Product();
            await _repository.InsertAsync(p1);
            var p2 = new Product();
            await _repository.InsertAsync(p2);

            //Act
            var pc = new ProductCategory() { CategoryId = "1", DisplayOrder = 10 };
            await _productCategoryService.InsertProductCategory(pc, p1.Id);
            await _productCategoryService.InsertProductCategory(new ProductCategory() { CategoryId = "2" }, p1.Id);

            await _productCategoryService.DeleteProductCategory(pc, p1.Id);

            var pc1 = await _productCategoryService.GetProductCategoriesByCategoryId("1");

            //Assert
            Assert.AreEqual(0, pc1.Count);
        }
    }
}