Initial commit

src/Core/Users/UpdateUserEndpoint.cs

@@ -0,0 +1,40 @@
+using TestWeb.Infra;
+using TestWeb.Utils;
+
+namespace TestWeb.Core.Users;
+
+public static class UpdateUserEndpoint
+{
+    public record Request(string DisplayName);
+
+    public class RequestValidator : AbstractValidator<Request>
+    {
+        public RequestValidator()
+        {
+            RuleFor(x => x.DisplayName).NotEmpty().MaximumLength(250);
+        }
+    }
+
+    public static async Task<Results<Ok, NotFound>> Handle(
+        int id,
+        Request request,
+        AppDbContext db,
+        CancellationToken ct)
+    {
+        var result = await db.Users
+            .Where(x => x.Id == id)
+            .SingleOrDefaultAsync(ct);
+
+        if (result == null)
+        {
+            return TypedResults.NotFound();
+        }
+
+        result.DisplayName = request.DisplayName;
+        result.LastUpdated = DateTime.UtcNow;
+
+        await db.SaveChangesAsync(ct);
+
+        return TypedResults.Ok();
+    }
+}