using System.Collections.Generic;
using LCU.API.Collections.RepoApi.Controllers;
using LCU.API.Collections.RepoApi.Services;
using LCU.Shared.Collections.RepoApiLib.Models;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Moq;
using Xunit;

namespace LCU.API.Collections.RepoApiTests.Controllers
{
    public class RepoCompanyControllerTest
    {
        private Mock<IRepoCompanyService> mockService;
        private RepoCompanyController controller;
        private readonly Mock<IHttpContextAccessor> mockHttpContextAccessor;

        public RepoCompanyControllerTest()
        {
            mockService = new Mock<IRepoCompanyService>();
            mockHttpContextAccessor = new Mock<IHttpContextAccessor>();
            controller =
                new RepoCompanyController(mockService.Object, mockHttpContextAccessor.Object);
        }

        [Fact]
        public async void Get_OK()
        {
            var repoCompanyList = getMockCompanyList();

            mockService.Setup(service => service.ListAll()).ReturnsAsync(repoCompanyList);

            var result = await controller.Get();
            Assert.NotNull(result);

            var okResult = result as OkObjectResult;
            Assert.NotNull(okResult);
            Assert.Equal(200, okResult.StatusCode);

            var okValue = okResult.Value as IEnumerable<RepoCompany>;
            Assert.NotNull(okValue);

            var repoEnum = okValue.GetEnumerator();

            repoEnum.MoveNext();
            var firstValue = repoEnum.Current;
            Assert.Equal(repoCompanyList[0], firstValue);
        }

        [Fact]
        public async void Post_Ok()
        {
            var repoCompanyList = getMockCompanyList();

            mockService.Setup(service => service.Save(It.IsAny<RepoCompany>())).ReturnsAsync(repoCompanyList[0]);

            var result = await controller.Post(repoCompanyList[0]);
            Assert.NotNull(result);

            var okResult = result as OkObjectResult;
            Assert.NotNull(okResult);
            Assert.Equal(200, okResult.StatusCode);

            var okValue = okResult.Value as RepoCompany;
            Assert.Equal(repoCompanyList[0], okValue);
        }

        private IList<RepoCompany> getMockCompanyList()
        {
            return new List<RepoCompany>
            {
                getMockCompany()
            };
        }

        private RepoCompany getMockCompany()
        {
            return new RepoCompany() {ID = 1, Email = "test1@test1.com", Name = "A Inc."};
        }
    }
}