Add 'backend/' from commit '040cfd7a75423d4e6136e58a67b40579af4ee966'

git-subtree-dir: backend
git-subtree-mainline: ab911955ed
git-subtree-split: 040cfd7a75

backend/src/Web/Features/Users/Handlers/ChangeAlias.cs

@@ -0,0 +1,41 @@
+using Hutopy.Web.Common.Security;
+
+namespace Hutopy.Web.Features.Users.Handlers;
+
+[PublicAPI]
+public record ChangeAliasRequest(
+    string? Alias);
+
+[PublicAPI]
+public class ChangeAliasHandler(
+    IdentityUserManager userManager)
+    : Endpoint<ChangeAliasRequest>
+{
+    public override void Configure()
+    {
+        Post("/api/users/alias");
+        Options(o => o.WithTags("Users"));
+    }
+
+    public override async Task HandleAsync(
+        ChangeAliasRequest request,
+        CancellationToken ct)
+    {
+        var user = await userManager.FindByIdAsync(HttpContext.User.GetUserId().ToString());
+
+        if (user is null)
+        {
+            await SendNotFoundAsync(ct);
+            return;
+        }
+
+        user.Alias = request.Alias;
+
+        var result = await userManager.UpdateAsync(user);
+
+        if (result.Succeeded)
+            await SendOkAsync(ct);
+        else
+            await SendUnauthorizedAsync(ct);
+    }
+}