Clean up in MVC code

Author: rxtur

src/App/Controllers/BlogController.cs

@@ -4,7 +4,6 @@
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Identity;
 using Microsoft.AspNetCore.Mvc;
-using Microsoft.AspNetCore.Mvc.ViewEngines;
 using System.Linq;
 using System.Threading.Tasks;
 using System.Xml;
@@ -14,17 +13,13 @@ namespace App.Controllers
     [ApiExplorerSettings(IgnoreApi = true)]
     public class BlogController : Controller
     {
-        IDataService _db;
         IFeedService _ss;
         SignInManager<AppUser> _sm;
-        private readonly ICompositeViewEngine _viewEngine;
 
-        public BlogController(IDataService db, IFeedService ss, SignInManager<AppUser> sm, ICompositeViewEngine viewEngine)
+        public BlogController(IFeedService ss, SignInManager<AppUser> sm)
         {
-            _db = db;
             _ss = ss;
             _sm = sm;
-            _viewEngine = viewEngine;
         }
 
         [HttpGet("feed/{type}")]
@@ -51,27 +46,6 @@ public async Task Rss(string type)
             }
         }
 
-        [HttpGet("error/{code:int}")]
-        public async Task<IActionResult> Error(int code)
-        {
-            var model = new PostModel();
-
-            model.Blog = await _db.CustomFields.GetBlogSettings();
-            model.Blog.Cover = $"{Url.Content("~/")}{model.Blog.Cover}";
-
-            var viewName = $"~/Views/Shared/Error.cshtml";
-            var result = _viewEngine.GetView("", viewName, false);
-
-            if (result.Success)
-            {
-                return View(viewName, model);
-            }
-            else
-            {
-                return View("~/Views/Shared/_Error.cshtml", model);
-            }
-        }
-
         [HttpGet("admin")]
         [Authorize]
         public IActionResult Admin()

src/App/Views/Shared/Error.cshtml

@@ -113,7 +113,7 @@ public async Task<IEnumerable<ImportMessage>> ImportFeed(IFormFile file)
             var author = _data.Authors.Single(a => a.AppUserName == User.Identity.Name);
 
             if (!author.IsAdmin)
-                Redirect("~/pages/shared/_error/403");
+                throw new ApplicationException("Unauthorized");
 
             var webRoot = Url.Content("~/");
 

src/App/Views/Shared/Footer.cshtml

@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>netcoreapp2.2</TargetFramework>
-    <Version>2.4.1.5</Version>
+    <Version>2.4.1.6</Version>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">