public IActionResult GetStock(int id, [FromQuery] string fields)
{
// check requested fields are valid
if (!_typeHelperService.TypeHasProperties <SupermarketStockDTO>(fields))
{
return(BadRequest());
}
// get stock by id
var stockFromRepo = _supermarketRepository.GetStockById(id);
// check stock exists
if (stockFromRepo == null)
{
return(NotFound());
}
// map and return stock
var stock = Mapper.Map <SupermarketStockDTO>(stockFromRepo);
var links = CreateLinksForSupermarketStock(id, fields);
var linkedResourceToReturn = stock.ShapeData(fields)
as IDictionary <string, object>;
linkedResourceToReturn.Add("links", links);
return(Ok(linkedResourceToReturn));
}