/// <summary>
/// Update Product
/// </summary>
/// <param name="product"></param>
/// <param name="transaction"></param>
public void UpdateProduct(Product product, out TransactionalInformation transaction)
{
transaction = new TransactionalInformation();
try
{
ProductBusinessRules productBusinessRules = new ProductBusinessRules();
ValidationResult results = productBusinessRules.Validate(product);
bool validationSucceeded = results.IsValid;
IList <ValidationFailure> failures = results.Errors;
if (validationSucceeded == false)
{
transaction = ValidationErrors.PopulateValidationErrors(failures);
return;
}
_productDataService.CreateSession();
_productDataService.BeginTransaction();
Product existingProduct = _productDataService.GetProduct(product.ProductID);
existingProduct.ProductName = product.ProductName;
existingProduct.QuantityPerUnit = product.QuantityPerUnit;
existingProduct.UnitPrice = product.UnitPrice;
_productDataService.UpdateProduct(product);
_productDataService.CommitTransaction(true);
transaction.ReturnStatus = true;
transaction.ReturnMessage.Add("Product was successfully updated.");
}
catch (Exception ex)
{
string errorMessage = ex.Message;
transaction.ReturnMessage.Add(errorMessage);
transaction.ReturnStatus = false;
}
finally
{
_productDataService.CloseSession();
}
}
/// <summary>
/// Create Product
/// </summary>
/// <param name="product"></param>
/// <param name="transaction"></param>
/// <returns></returns>
public Product CreateProduct(Product product, out TransactionalInformation transaction)
{
transaction = new TransactionalInformation();
try
{
ProductBusinessRules productBusinessRules = new ProductBusinessRules();
ValidationResult results = productBusinessRules.Validate(product);
bool validationSucceeded = results.IsValid;
IList <ValidationFailure> failures = results.Errors;
if (validationSucceeded == false)
{
transaction = ValidationErrors.PopulateValidationErrors(failures);
return(product);
}
_productDataService.CreateSession();
_productDataService.BeginTransaction();
_productDataService.CreateProduct(product);
_productDataService.CommitTransaction(true);
transaction.ReturnStatus = true;
transaction.ReturnMessage.Add("Product successfully created.");
}
catch (Exception ex)
{
string errorMessage = ex.Message;
transaction.ReturnMessage.Add(errorMessage);
transaction.ReturnStatus = false;
}
finally
{
_productDataService.CloseSession();
}
return(product);
}