работает отметка посещения

EventVisitor/EventVisitorClientApp/Controllers/HomeController.cs

@@ -166,7 +166,24 @@ namespace EventVisitorClientApp.Controllers
             {
                 return Redirect("~/Home/Enter");
             }
-            return View(APIClient.GetRequest<List<VisitorViewModel>>($"api/main/GetVisitorList?EventId={id}"));
+            var allVisitors = APIClient.GetRequest<List<VisitorViewModel>>($"api/main/GetVisitorList?EventId={id}");
+            return View(allVisitors);
+        }
+
+        [HttpPost]
+        public void Visitors(int id, [FromForm] List<int> presentIds)
+        {
+            var allVisitors = APIClient.GetRequest<List<VisitorViewModel>>($"api/main/GetVisitorList?EventId={id}");
+
+            foreach (var visitor in allVisitors)
+            {
+                var status = presentIds.Contains(visitor.Id) ? "Ïðèøåë" : "Çàðåãèñòðèðîâàí";
+                APIClient.PostRequest("api/main/updatevisitor", new VisitorBindingModel
+                {
+                    Id = visitor.Id,
+                    Status = status
+                });
+            }
         }
 
         public IActionResult CreateEvent()

EventVisitor/EventVisitorClientApp/Views/Home/Visitors.cshtml

@@ -9,7 +9,7 @@
     <div class="text-center">
         <h1 class="display-4">Зарегистрированные пользователи</h1>
     </div>
-
+    <form method="post">
     <div class="text-center mt-4">
         @{
             <table class="table table-striped table-bordered mt-4">
@@ -32,19 +32,21 @@
                             <td>@Html.DisplayFor(modelItem => item.DayBirth)</td>
                             <td>
                                     <div class="form-check form-check-inline">
-                                    <input class="form-check-input" type="checkbox" id="present_@item.Id" name="present_@item.Id" value="true">
+                                        <input class="form-check-input visitor-checkbox" type="checkbox"
+                                               id="present_@item.Id"
+                                               name="presentIds"
+                                               value="@item.Id"
+                                        @(item.Status == "Пришел" ? "checked" : "")>
                                         <label class="form-check-label" for="present_@item.Id">Да</label>
                                     </div>
-                                <div class="form-check form-check-inline">
-                                    <input class="form-check-input" type="checkbox" id="not_present_@item.Id" name="not_present_@item.Id" value="true">
-                                    <label class="form-check-label" for="not_present_@item.Id">Нет</label>
-                                </div>
                             </td>
                         </tr>
                     }
                 </tbody>
             </table>
         }
+            <button type="submit" id="saveButton" class="btn btn-black btn-block">Сохранить</button>
+        </form>
     </div>
 </div>
 

EventVisitor/EventVisitorLogic/Logic/VisitorLogic.cs

@@ -64,7 +64,6 @@ namespace EventVisitorLogic.Logic
 
         public bool Update(VisitorBindingModel model)
         {
-            CheckModel(model);
             if (_visitorStorage.Update(model) == null)
             {
                 return false;

EventVisitor/EventVisitorRestApi/Controllers/MainController.cs

@@ -120,6 +120,19 @@ namespace EventVisitorRestApi.Controllers
             }
         }
 
+        [HttpPost]
+        public void UpdateVisitor(VisitorBindingModel model)
+        {
+            try
+            {
+                _visitor.Update(model);
+            }
+            catch (Exception ex)
+            {
+                throw;
+            }
+        }
+
         [HttpPost]
         public void DeleteEvent(EventBindingModel model)
         {