public async Task <IActionResult> Run(
[HttpTrigger(AuthorizationLevel.Anonymous, "get", "post", Route = null)] HttpRequest req,
ILogger log)
{
log.LogInformation("C# HTTP trigger function processed a request.");
string requestBody = await new StreamReader(req.Body).ReadToEndAsync();
var parsed = HttpUtility.ParseQueryString(requestBody);
var countryCode = parsed["text"].Substring(0, 2);
var vatNumber = parsed["text"].Substring(2).Replace(" ", string.Empty);
var xmlContent = await euVatChecker.PostXMLToEU(countryCode, vatNumber);
var soapResponse = XDocument.Parse(xmlContent.ToString());
var valParam = euVatChecker.GetValidEUParam(soapResponse);
var responseToSlack = $"{valParam.cCode}{valParam.vatNum}\n{valParam.name}\n{valParam.address}";
return(new OkObjectResult(responseToSlack));
}
public async Task <IActionResult> Run(
[HttpTrigger(AuthorizationLevel.Anonymous, "get", "post", Route = null)] HttpRequest req,
ILogger log)
{
string clientId = null, contactId = null, fullVatNumber = null, info = null;
try
{
// For details about the structure of the HTTP request sent
// from Billomat see https://www.billomat.com/api/webhooks/.
(clientId, contactId) = await GetClientIdFromRequestBody(req.Body);
if (string.IsNullOrEmpty(clientId) && string.IsNullOrEmpty(contactId))
{
log.LogError("Cannot find client/contact id in JSON body.");
return(new BadRequestResult());
}
info = clientId;
if (!string.IsNullOrWhiteSpace(contactId))
{
info = $"{clientId} - {contactId}";
}
log.LogInformation($"Got ids: {info}");
string clientAddress = null, countryCode = null, clientName = null, vatNumber = null;
var billomatClient = await GetClientFromBillomat(clientId, log);
fullVatNumber = billomatClient?.vat_number ?? string.Empty;
if (!string.IsNullOrWhiteSpace(fullVatNumber) && fullVatNumber.Length >= 2)
{
vatNumber = fullVatNumber.Substring(2).Replace(" ", string.Empty);
info = $"{fullVatNumber} - {info}";
}
if (!string.IsNullOrEmpty(contactId))
{
log.LogInformation($"Using contact info instead of client.");
var billomatContact = await GetContactFromBillomat(contactId, log);
countryCode = billomatContact.country_code;
clientName = billomatContact.name;
var street = billomatContact.street;
var zip = billomatContact.zip;
var city = billomatContact.city;
clientAddress = street + " " + countryCode + "-" + zip + " " + city;
}
else
{
countryCode = billomatClient.country_code;
clientName = billomatClient.name;
var street = billomatClient.street;
var zip = billomatClient.zip;
var city = billomatClient.city;
clientAddress = street + " " + countryCode + "-" + zip + " " + city;
}
var xmlContent = await euVatChecker.PostXMLToEU(countryCode, vatNumber);
var soapResponse = XDocument.Parse(xmlContent.ToString());
var valParam = euVatChecker.GetValidEUParam(soapResponse);
// UST_ID Validation
if (string.IsNullOrEmpty(valParam.valid))
{
log.LogError("Cannot find vat information of company" + clientName);
// do not NotFoundObjectResult here => disables weebhook in billomat
return(new OkObjectResult("Cannot find vat information of company" + clientName));
}
var sendSlackMessageOnSuccess = Environment.GetEnvironmentVariable("SENDMESSAGEONSUCCESS", EnvironmentVariableTarget.Process) == "true";
(var userResponse, var foundError) = ValidateVatInformation(countryCode, vatNumber, clientName, clientAddress, valParam, sendSlackMessageOnSuccess);
if (foundError || sendSlackMessageOnSuccess)
{
await PostToSlack(userResponse, log);
}
return(new OkObjectResult(userResponse));
}
catch (Exception ex)
{
var sendError = $"Error while checking VAT ID ({info}): {ex.Message}";
log.LogError(ex, sendError);
await PostToSlack(sendError, log);
return(new OkResult());
}
}
