重构代码：增加ErrorModel，使用统一的Error视图，删除NotFound错误页面

Bootstrap.Admin/Controllers/HomeController.cs

@@ -20,6 +20,7 @@ namespace Bootstrap.Admin.Controllers
             var url = DictHelper.RetrieveHomeUrl();
             return url.Equals("~/Home/Index", System.StringComparison.OrdinalIgnoreCase) ? (IActionResult)View(new HeaderBarModel(User.Identity)) : Redirect(url);
         }
+
         /// <summary>
         /// 
         /// </summary>
@@ -29,8 +30,21 @@ namespace Bootstrap.Admin.Controllers
         public IActionResult Error(int id)
         {
             var returnUrl = Request.Query[CookieAuthenticationDefaults.ReturnUrlParameter].ToString();
-            ViewBag.ReturnUrl = string.IsNullOrEmpty(returnUrl) ? Url.Content("~/Home/Index") : returnUrl;
+            var model = new ErrorModel() { ReturnUrl = string.IsNullOrEmpty(returnUrl) ? Url.Content("~/Home/Index") : returnUrl };
-            return id == 404 ? View("NotFound") : View();
+            model.Title = "服务器内部错误";
+            model.Content = "服务器内部错误";
+            model.Image = "error_icon.png";
+            if (id == 0)
+            {
+                model.Content = "未处理服务器内部错误";
+            }
+            else if (id == 404)
+            {
+                model.Title = "资源未找到";
+                model.Content = "请求资源未找到";
+                model.Image = "404_icon.png";
+            }
+            return View(model);
         }
     }
 }

Bootstrap.Admin/Models/ErrorModel.cs

@@ -0,0 +1,28 @@
+namespace Bootstrap.Admin.Models
+{
+    /// <summary>
+    /// 
+    /// </summary>
+    public class ErrorModel
+    {
+        /// <summary>
+        /// 
+        /// </summary>
+        public string Title { get; set; }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        public string Content { get; set; }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        public string Image { get; set; }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        public string ReturnUrl { get; set; }
+    }
+}

Bootstrap.Admin/Startup.cs

@@ -1,6 +1,5 @@
 using Bootstrap.DataAccess;
 using Bootstrap.Security.Filter;
-using Longbow.Logging;
 using Longbow.Web;
 using Longbow.Web.SignalR;
 using Microsoft.AspNetCore.Authentication;

Bootstrap.Admin/Views/Home/Error.cshtml

@@ -1,5 +1,6 @@
-@{
+@model ErrorModel
-    ViewBag.Title = "服务器内部错误";
+@{
+    ViewBag.Title = Model.Title;
     Layout = "_Layout";
 }
 @section css {
@@ -9,9 +10,9 @@
     <script src="~/js/error.js"></script>
 }
 <section class="error-wrapper">
-    <img src="~/images/error_icon.png" />
+    <img src="~/images/@Model.Image" />
-    <h1>服务器内部错误</h1>
+    <h1>@Model.Content</h1>
     <h3>相关错误信息已经记录到日志中，请登录服务器查看</h3>
     <br />
-    <a href="@ViewBag.ReturnUrl" target="_top">返回首页</a>
+    <a href="@Model.ReturnUrl" target="_top">返回首页</a>
 </section>

Bootstrap.Admin/Views/Home/NotFound.cshtml

@@ -1,17 +0,0 @@
-@{
-    ViewBag.Title = "资源未找到";
-    Layout = "_Layout";
-}
-@section css {
-    <link href="~/css/error.css" rel="stylesheet" />
-}
-@section javascript {
-    <script src="~/js/error.js"></script>
-}
-<section class="error-wrapper">
-    <img src="~/images/404_icon.png" />
-    <h1>请求资源未找到</h1>
-    <h3>相关错误信息已经记录到日志中，请登录服务器查看</h3>
-    <br />
-    <a href="@ViewBag.ReturnUrl" target="_top">返回首页</a>
-</section>