/// <summary>
/// get pickup availabilty from apple.com
/// </summary>
/// <param name="zipCode"></param>
/// <param name="carriers"></param>
/// <param name="products"></param>
/// <returns></returns>
private async Task <Availability[]> fetchAsync(int zipCode, Carrier[] carriers, Product[] products)
{
List <Availability> list = new List <Availability>();
string[] part_numbers = Array.ConvertAll(products, p => p.partNumber);
foreach (var carrier in carriers)
{
string url = getUrl(zipCode, carrier.id, part_numbers);
using (HttpClient client = new HttpClient())
{
string text = await client.GetStringAsync(url);
var json = JsonConvert.DeserializeObject <JToken>(text);
list.AddRange(Availability.fromJson(json, carrier, products));
}
}
return(list.ToArray());
}
