implementing Dependency Injection of Scoped Services into Singleton in ASP.NET Core 6
I'm working with a scenario with dependency injection in my ASP.NET Core 6 application. I have a service that is registered as a singleton, but it requires a scoped service as a dependency, which is causing an `InvalidOperationException` with the message: "want to consume scoped service 'MyScopedService' from singleton 'MySingletonService'." Here's how I've set up my services in `Startup.cs`: ```csharp public void ConfigureServices(IServiceCollection services) { services.AddScoped<MyScopedService>(); services.AddSingleton<MySingletonService>(); } ``` In `MySingletonService`, I have a constructor like this: ```csharp public class MySingletonService { private readonly MyScopedService _myScopedService; public MySingletonService(MyScopedService myScopedService) { _myScopedService = myScopedService; } } ``` I understand that singleton services are created once and live for the duration of the application, while scoped services are created per request. I tried to resolve this by using a factory pattern to create the scoped service when needed, but I'm still unsure of the best approach. Here's what I've attempted: ```csharp public class MySingletonService { private readonly IServiceProvider _serviceProvider; public MySingletonService(IServiceProvider serviceProvider) { _serviceProvider = serviceProvider; } public void UseScopedService() { using (var scope = _serviceProvider.CreateScope()) { var myScopedService = scope.ServiceProvider.GetRequiredService<MyScopedService>(); // Use myScopedService here } } } ``` This seems to work, but I wonder if there are any potential pitfalls or best practices I should follow when injecting scoped services into singletons. Are there any implications I should be aware of, or is there a more idiomatic way to handle this in .NET Core 6? Thanks in advance for any insights!