Can you combine Unit of Work with Dependency Injection?
Short answer: Yes, combining Unit of Work with Dependency Injection (DI) is a best practice in modern .NET applications. DI allows the Unit of Work to be injected into services or controllers, managing its lifecycle effectively. This improves modularity, promotes loose coupling, and makes the application easier to maintain and test. Example using constructor injection in a service: public class OrderService
Example code
{
private readonly IUnitOfWork _unitOfWork;
public OrderService(IUnitOfWork unitOfWork)
{
_unitOfWork = unitOfWork;
}
public void PlaceOrder(Order order)
{ _unitOfWork.Orders.Add(order); _unitOfWork.Complete(); }
} Dependency Injection (DI)
Real-world example (ShopNest)
Patterns in ShopNest should solve a real pain (swappable payments, test seams)—not be added for decoration.
Say this in the interview
- Define — one clear sentence (the short answer above).
- Example — relate it to a project like ShopNest or your real work.
- Trade-off — when you would not use it.
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