public DTO.Product CreateProduct(Product product)
{
return new DTO.Product()
{
Id=product.Id,
Code = product.Code,
Created = product.Created,
Desc = product.Desc,
Modified = product.Modified,
ProductCategoryId = product.ProductCategoryId,
ProductPrices = product.ProductPrices == null ? new List<DTO.ProductPrice>() :
product.ProductPrices.Select(p => productPriceFactory.CreateProductPrice(p)).ToList(),
};
}
public RepositoryActionResult<Product> AddProduct(Product newProduct)
{
try
{
//Adds new product
_ctx.Products.Add(newProduct);
//Saves Changes
var result = _ctx.SaveChanges();
//Returns Product & Status
if (result > 0)
{
return new RepositoryActionResult<Product>(newProduct, RepositoryActionStatus.Created);
}
else
{
return new RepositoryActionResult<Product>(newProduct, RepositoryActionStatus.NothingModified, null);
}
}
catch (Exception ex)
{
return new RepositoryActionResult<Product>(null, RepositoryActionStatus.Error, ex);
}
}
public RepositoryActionResult<Product> UpdateProduct(Product updatedProduct)
{
try
{
// Only update when product already exists
var existingProduct = _ctx.Products.FirstOrDefault(b => b.Id == updatedProduct.Id);
if (existingProduct == null)
{
return new RepositoryActionResult<Product>(updatedProduct, RepositoryActionStatus.NotFound);
}
// Change the original entity status to detached; otherwise, we get an error on attach
// as the entity is already in the dbSet
// set original entity state to detached
_ctx.Entry(existingProduct).State = EntityState.Detached;
// attach & save
_ctx.Products.Attach(updatedProduct);
// set the updated entity state to modified, so it gets updated.
_ctx.Entry(updatedProduct).State = EntityState.Modified;
// Save Changes
var result = _ctx.SaveChanges();
//Returns Book & Status
if (result > 0)
{
return new RepositoryActionResult<Product>(updatedProduct, RepositoryActionStatus.Updated);
}
else
{
return new RepositoryActionResult<Product>(updatedProduct, RepositoryActionStatus.NothingModified, null);
}
}
catch (Exception ex)
{
return new RepositoryActionResult<Product>(null, RepositoryActionStatus.Error, ex);
}
}