SoftwayWeb/Controllers/HomeController.cs

using Microsoft.AspNetCore.Mvc;
using SoftwayWeb.Models;
using System.Diagnostics;

namespace SoftwayWeb.Controllers
{
    public class HomeController : Controller
    {
        private readonly ILogger<HomeController> _logger;

        public HomeController(ILogger<HomeController> logger)
        {
            _logger = logger;
        }

        public IActionResult Index()
        {
            return View();
        }

        public IActionResult Privacy()
        {
            return View();
        }

        [ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
        public IActionResult Error()
        {
            SessionHelper helper = new SessionHelper(this);
            string e = helper.GetStringValue("errMsg");
            return View(new ErrorViewModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier, ErrMsg = e });
        }

        public FileResult Download(string file)
        {
            string app = "";
            byte[] fileBytes = System.IO.File.ReadAllBytes(file);
            var response = new FileContentResult(fileBytes, "application/octet-stream");
            response.FileDownloadName = "appGesa.apk";
            return response;
        }

    }
}