source: StockMaster/Controllers/BaseController.cs@ dfe03b8

using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.Filters;

namespace StockMaster.Controllers
{
    public class BaseController : Controller
    {
        public override void OnActionExecuting(ActionExecutingContext context)
        {
            var userId = context.HttpContext.Session.GetInt32("UserId");
            if (!userId.HasValue)
            {
                context.Result = new RedirectToActionResult("Login", "Account", null);
            }
            base.OnActionExecuting(context);
        }
    }
}