Startup.cs

using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.HttpsPolicy;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using WebProject.Models.DataAccess.Abstracts;
using WebProject.Models.DataAccess.Concretes;
using WebProject.Models.Services.Abstracts;
using WebProject.Models.Services.Concretes;

namespace WebProject
{
    public class Startup
    {
        public Startup(IConfiguration configuration)
        {
            Configuration = configuration;
        }

        public IConfiguration Configuration { get; }

        // This method gets called by the runtime. Use this method to add services to the container.
        public void ConfigureServices(IServiceCollection services)
        {
            services.AddControllersWithViews();
           
            services.AddMvc();
            services.AddMemoryCache();
            services.AddDistributedMemoryCache();
            services.AddSession();
            //services.AddSession(options =>
            //{
            //    options.IdleTimeout = TimeSpan.FromMinutes(30);//We set Time here 
            //    options.Cookie.HttpOnly = true;
            //    options.Cookie.IsEssential = true;
            //});
           
            services.AddScoped<IArticleDal, ArticleDal>();
            services.AddScoped<IArticleService, ArticleManager>();
            services.AddScoped<ILoginDal, LoginDal>();
            services.AddScoped<ILoginService, LoginManager>();
            services.AddScoped<IUserService, UserManager>();
            services.AddScoped<IUserDal, UserDal>();
            services.AddSingleton<IHttpContextAccessor, HttpContextAccessor>();

        }

        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
        public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
        {
            app.UseAuthentication();
            if (env.IsDevelopment())
            {
                app.UseDeveloperExceptionPage();
            }
            else
            {
                app.UseExceptionHandler("/Home/Error");
                // The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts.
                app.UseHsts();
            }
            app.UseSession();
            app.UseHttpsRedirection();
            app.UseStaticFiles();
            app.UseRouting();
            app.UseAuthorization();
            
            app.UseEndpoints(endpoints =>
            {
                endpoints.MapControllerRoute(
                    name: "default",
                    pattern: "{controller=Home}/{action=Index}");
            });
        }
    }
}