public List <Product> GetAll(Expression <Func <Product, bool> > filter = null)
{
using (NortwindContext context = new NortwindContext())
{
return(filter == null?context.Set <Product>().ToList() : context.Set <Product>().Where(filter).ToList());
}
}
public Product Get(Expression <Func <Product, bool> > filter)
{
using (NortwindContext context = new NortwindContext())
{
return(context.Set <Product>().SingleOrDefault(filter));
}
}
//NuGet: Kodların konulup ortak kullanıldığı mekan
public void Add(Product entity)
{
//IDisposable pattern implamentation of c#
using (NortwindContext context = new NortwindContext())
{
var addedEntity = context.Entry(entity);
addedEntity.State = EntityState.Added;
context.SaveChanges();
}
}
public ProductosController(NortwindContext nortwindContext)
{
this._nortwindContext = nortwindContext;
}
public ProductBusiness(NortwindContext dbContext)
{
_dbContext = dbContext;
}
public CategoryBusiness(NortwindContext dbContext)
{
_dbContext = dbContext;
}
