public static ProductEndpointResult GetProductSafely(long id)
{
var steps = new List <(
Func <ProductEndpointResult, ProductEndpointResult> fn,
ErrorFunctions.ErrorFunction errorFn)>
{
(ProductFunctions.GetProductWithError, HandleProductError),
// additional safe functions...
(Serialize, e => Console.WriteLine(e))
};
return(PipelineFunctions <ProductEndpointResult>
.ExecuteSafely(new ProductEndpointResult { id = id }, steps));
}
public static ProductEndpointResult GetProduct(long id)
{
// here we compose our process pipeline by selection which functions shall be a part of it
var steps = new List <Func <ProductEndpointResult, ProductEndpointResult> >
{
ProductFunctions.GetProduct,
CommunityFunctions.GetRatings,
product =>
{
product.ratings = FilterRatings(product.ratings, 3);
return(product);
},
CommunityFunctions.GetComments,
Serialize
};
return(PipelineFunctions <ProductEndpointResult>
.Execute(new ProductEndpointResult { id = id }, steps));
}