fix : ajouter questions remarche

Blazor/Blazor/Models/QuestionModel.cs

@@ -3,7 +3,7 @@
 public class QuestionModel
 {
     public int Id { get; set; }
-    public required string Content { get; set; }
+    public string Content { get; set; }
     public int IdChapter { get; set; }
     public int IdAnswerGood { get; set; }
     public int Difficulty { get; set; }

Blazor/Blazor/Pages/Questions/AddQuestion.razor.cs

@@ -9,7 +9,7 @@ namespace Blazor.Pages.Questions
 {
     public partial class AddQuestion
     {
-        private QuestionModel? questionModel;
+        private QuestionModel questionModel = new();
 
         public List<Chapter> chapters = new();
 
@@ -39,8 +39,8 @@ namespace Blazor.Pages.Questions
         protected override async Task OnInitializedAsync()
         {
             var response = Http.GetFromJsonAsync<Chapter[]>(API.API_URL + "chapters/" + API.TOKEN).Result;
-
-            chapters = new List<Chapter>(response);
+            if (response == null) chapters = new List<Chapter>();
+            else chapters = new List<Chapter>(response);
 
             answerModels = new();
             checkboxs = new();
@@ -50,13 +50,6 @@ namespace Blazor.Pages.Questions
                 checkboxs.Add(new Checkbox(i));
             }
         }
-
-        protected override async Task OnInitializedAsync()
-        {
-            var response = Http.GetFromJsonAsync<Chapter[]>(API.API_URL + "chapters/" + API.TOKEN).Result;
-            if (response == null) chapters = new List<Chapter>();
-            else chapters = new List<Chapter>(response);
-        }
         private async Task HandleValidSubmit()
         {
             if (questionModel != null)
@@ -80,7 +73,6 @@ namespace Blazor.Pages.Questions
                 }
             }
              
-             
             var formContent = new FormUrlEncodedContent(formData);
 
                 string apiUri = API.API_URL + "add/question/" + API.TOKEN;