public async Task <IActionResult> Post()
{
try
{
var signature = Request.Headers["X-Hub-Signature"].FirstOrDefault().Replace("sha1=", "");
string body = await new StreamReader(Request.Body).ReadToEndAsync();
if (!FacebookChatbotHelper.VerifySignature(_appSettings, signature, body))
{
return(BadRequest());
}
var value = JsonConvert.DeserializeObject <FacebookMessage>(body);
if (value._object != "page")
{
return(Ok());
}
foreach (var entry in value.entry)
{
// To-do: retrieve pageToken from database based on Page ID
var incomingPageId = entry.id;
var company = _companyService.Get(incomingPageId);
// If company registered in db
if (company != null)
{
foreach (var msgItem in entry.messaging)
{
if (msgItem.message == null && msgItem.postback == null)
{
if (!FacebookChatbotHelper.VerifyIsOneTimeNotifPayload(msgItem))
{
continue;
}
await _oneTimeNotifService.UserOptinCaseNoification(msgItem, company);
}
else
{
// Dispatch bot agent
await _botService.DispatchAgent(msgItem, company);
}
}
}
else
{
// To-do: Company not registered in db
}
}
return(Ok());
}
catch (Exception ex)
{
LoggingHelper.LogError(ex, _logger, this.Request, this.RouteData);
return(Ok());
}
}