Informedica.GenForm.Mvc2.Controllers.ProductsController.SaveProduct C# (CSharp) Method

        public ActionResult SaveProduct(Product productData)
        {
            Product productToSave = null;
            string msg = string.Empty;
            bool success = true;

            // Look whether the user exists. Then get that user, else create a new one
            if (Product.Exists(new Product.ExistCriteria(productData.ProductId)))
            {
                productToSave = Product.GetProduct(productData.ProductId);
                // check for concurrency errors
                if (productToSave.VersionTimeStamp.ToString() != productData.VersionTimeStamp.ToString())
                {
                    productToSave = null;
                    success = false;
                    msg = "Concurrency Error";
                }
            }
            else productToSave = Product.NewProduct();

            // Map the properties of userdata and userTosave, except the Roles collection
            // Roles collection is empty in userdata, needs a seperate method call
            if (productToSave != null)
            {
                Csla.Data.DataMapper.Map(productData, productToSave, "Substances", "Routes", "DefaultName", "KAE");
            }

            try
            {
                productToSave = Informedica.GenForm.Library.DomainModel.Import.ImportWizard.PrepareProductSave(productToSave);
                productToSave = productToSave.Save();
            }
            catch (Exception e)
            {
                msg = e.Message;
                success = false;
            }

            // Return the result
            return this.Direct(
                new
                {
                    success = success,
                    msg = msg,
                    errors = productToSave == null ? string.Empty : msg,
                    data = productToSave == null ? null : productToSave
                });
        }