public async Task <ActionResult> Choice([Bind(Prefix = "AddressUSPS")] AddressUSPS model)
{
if (!ModelState.IsValid)
{
return(RedirectToAction($"Choice"));
}
AddressService service = CreateAddressService();
if (await service.FinalChoice(model))
{
return(RedirectToAction($"Index", "Home"));
}
;
ModelState.AddModelError("", "Address could not be finalized");
return(RedirectToAction($"Choice"));
}
//Update Address to the final choice
public async Task <bool> FinalChoice(AddressUSPS model)
{
if (model.Picked == false)
{
return(true);
}
Address address =
await
_context
.Addresses.OrderByDescending(p => p.AddressId)
.FirstOrDefaultAsync();
address.Address1 = model.Address1;
address.Address2 = model.Address2;
address.City = model.City;
address.State = model.State;
address.Zip5 = model.Zip5;
address.Zip4 = model.Zip4;
return(await _context.SaveChangesAsync() == 1);
}
//Get Verified Address, return both
public async Task <AddressChoice> GetUserAndVerifiedAddress()
{
//Reference: https://www.usps.com/business/web-tools-apis/address-information-api.pdf for more information
Address model =
await
_context
.Addresses.OrderByDescending(p => p.AddressId)
.FirstOrDefaultAsync();
XDocument request = new XDocument(
new XElement("AddressValidateRequest",
new XAttribute("USERID", "XXXXX"),//Enter your own USPS web tools user Id here in place of the XXXXX
new XElement("Revision", "1"),
new XElement("Address",
new XAttribute("ID", "0"),
new XElement("Address1", model.Address1), //Appartment/Suite number
new XElement("Address2", model.Address2), //Address
new XElement("City", model.City),
new XElement("State", model.State),
new XElement("Zip5", model.Zip5.ToString()),
new XElement("Zip4", "")
)
)
);
XDocument xDoc = new XDocument();
AddressUSPS uSPS = new AddressUSPS();
try
{
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12;
string url = "https://secure.shippingapis.com/ShippingAPI.dll?API=Verify&XML=" + request;
using (HttpClient client = new HttpClient())
{
using (HttpResponseMessage response = await client.GetAsync(url))
{
using (HttpContent content = response.Content)
{
string xml = await content.ReadAsStringAsync();
xDoc = XDocument.Parse(xml);
}
}
}
foreach (XElement el in xDoc.Descendants("Address"))
{
uSPS.Address1 = GetXMLElement(el, "Address1"); //Appartment/Suite number
uSPS.Address2 = GetXMLElement(el, "Address2"); //Address
uSPS.City = GetXMLElement(el, "City");
uSPS.State = GetXMLElement(el, "State");
uSPS.Zip5 = GetXMLElement(el, "Zip5");
uSPS.Zip4 = GetXMLElement(el, "Zip4");
uSPS.Picked = false;
}
}
catch (WebException)
{
return(new AddressChoice(model, null));
}
return(new AddressChoice(model, uSPS));
}
