From 8881c0f4be5377201762669e1b70c1f34f48d60b Mon Sep 17 00:00:00 2001
From: "arthur.valin" <arthur.valin@etu.uca.fr>
Date: Sat, 31 Dec 2022 20:52:40 +0100
Subject: [PATCH] Correcting registration bug

---
 src/CraftSharp/Pages/Inscription.razor.cs | 23 +++++++++++++++--------
 src/CraftSharp/Services/AuthService.cs    | 12 +++++++++++-
 2 files changed, 26 insertions(+), 9 deletions(-)

diff --git a/src/CraftSharp/Pages/Inscription.razor.cs b/src/CraftSharp/Pages/Inscription.razor.cs
index 38f2417..cc747b7 100644
--- a/src/CraftSharp/Pages/Inscription.razor.cs
+++ b/src/CraftSharp/Pages/Inscription.razor.cs
@@ -36,14 +36,21 @@ namespace CraftSharp.Pages
 
         private async Task OnSubmit()
         {
-
-            await AuthStateProvider.Register(registerRequest);
-            var stringified = JsonConvert.SerializeObject(new ConnexionModel() { 
-                Password=registerRequest.Password, 
-                UserName=registerRequest.UserName}
-            );
-            var response = await httpClient.PostAsJsonAsync($"{NavigationManager.BaseUri}User/SetUser", stringified);
-            NavigationManager.NavigateTo("index");
+            try
+            {
+                await AuthStateProvider.Register(registerRequest);
+                var stringified = JsonConvert.SerializeObject(new ConnexionModel()
+                {
+                    Password = registerRequest.Password,
+                    UserName = registerRequest.UserName
+                }
+                );
+                var response = await httpClient.PostAsJsonAsync($"{NavigationManager.BaseUri}User/SetUser", stringified);
+                NavigationManager.NavigateTo("index");
+            }catch (Exception ex)
+            {
+                error = ex.Message;
+            }
 
         }
     }
diff --git a/src/CraftSharp/Services/AuthService.cs b/src/CraftSharp/Services/AuthService.cs
index 8249e6f..d384a60 100644
--- a/src/CraftSharp/Services/AuthService.cs
+++ b/src/CraftSharp/Services/AuthService.cs
@@ -65,7 +65,17 @@ namespace CraftSharp.Services
 
         public void Register(InscriptionModel registerRequest)
         {
-            CurrentUser.Add(new AppUser { UserName = registerRequest.UserName, Password = registerRequest.Password, Roles = new List<UserRoles> { UserRoles.User } });
+            var user = CurrentUser.FirstOrDefault(w => w.UserName == registerRequest.UserName);
+
+            if (user == null)
+            {
+                CurrentUser.Add(new AppUser { UserName = registerRequest.UserName, Password = registerRequest.Password, Roles = new List<UserRoles> { UserRoles.User } });
+            }
+            else
+            {
+                throw new Exception("Username already taken !");
+
+            }
         }
     }
 }