///<summary>
////Add new Product
///<param>Product</param>
///</summary>
public async Task <Product> AddProduct(Product item)
{
try
{
item.Id = Guid.NewGuid();
db.Products.Add(item);
await db.SaveChangesAsync();
}
catch (DbUpdateException dbAddException)
{
if (ProductExists(item.Id))
{
throw new Exception("Product with same Id already exists.");
}
else
{
throw dbAddException;
}
}
return(item);
}
