private Product Create(Product product)
{
using (var productContext = new ProductContext())
{
var result = productContext.Products.Add(product);
productContext.SaveChanges();
return productContext.Products.Add(result);
}
}
public Product Get(Guid productId)
{
Product result = null;
using (var productContext = new ProductContext())
{
result = productContext.Products.Include("ChildProducts").SingleOrDefault(p => p.Id == productId);
}
return result;
}
private Product Update(Product product)
{
using (var productContext = new ProductContext())
{
productContext.Products.Attach(product);
productContext.Entry(product).State = EntityState.Modified;
productContext.SaveChanges();
return product;
}
}
public IEnumerable<Product> Get()
{
List<Product> result = null;
using (var productContext = new ProductContext())
{
result = productContext.Products.ToList();
}
if (result == null)
{
return new List<Product>();
}
return result;
}
public void Delete(Guid productId)
{
Product toDel = null;
using (var productContext = new ProductContext())
{
toDel = productContext.Products.Include("ChildProducts").SingleOrDefault(p => p.Id == productId);
if (toDel != null)
{
productContext.Products.Remove(toDel);
productContext.SaveChanges();
}
else
{
throw new ArgumentException();
}
}
}