public async Task <IActionResult> SimilarProducts([FromQuery] string description)
{
// for product forecasting, we only take into consideration
// products with more than 8 months of history
const int minimalProductSalesHistoryDepth = 8;
var products = await catalogService.GetSimilarProductsAsync(description);
var productDepths = await orderingService.GetProductHistoryDepthAsync(products.Select(p => p.id));
var productDepthIds = productDepths.Where(p => p.count > minimalProductSalesHistoryDepth).Select(p => p.productId.ToString());
var validProducts = products
.Where(p => productDepthIds.Contains(p.id))
.Select(p => new { p.id, p.description, p.price, pictureUri = catalogService.GetProductPicture(p.id) });
return(Ok(validProducts));
}
