public async Task <List <ProductModel> > Sort(string sortOption)
{
List <ProductModel> sortedProductList = null;
if (!string.IsNullOrEmpty(sortOption))
{
sortOption = sortOption.ToLower();
var productList = await _externalService.GetProductList();
switch (sortOption)
{
case "low":
sortedProductList = productList.OrderBy(p => p.Price).ToList();
break;
case "high":
sortedProductList = productList.OrderByDescending(p => p.Price).ToList();
break;
case "recommended":
sortedProductList = GetRecommendedProductList(productList).Result;
break;
case "ascending":
sortedProductList = productList.OrderBy(p => p.Name).ToList();
break;
case "descending":
sortedProductList = productList.OrderByDescending(p => p.Name).ToList();
break;
default:
break;
}
}
return(sortedProductList);
}