public static async Task <HttpResponseMessage> Run(
[HttpTrigger(AuthorizationLevel.Function, "get", "post", Route = null)] HttpRequestMessage req,
ILogger log,
ExecutionContext context)
{
log.LogInformation($"C# HTTP trigger function processed this request: {req}");
var input = await req.Content.ReadAsAsync <WebhookEntity>();
if (input == null)
{
return(req.CreateResponse(HttpStatusCode.NotFound));
}
// If the Url parameter only contains whitespaces or is empty return with BadRequest.
if (string.IsNullOrWhiteSpace(input.Url))
{
return(req.CreateErrorResponse(HttpStatusCode.BadRequest, "The url parameter can not be empty."));
}
// Validates if input.url is a valid aboslute url, aka is a complete refrence to the resource, ex: http(s)://google.com
if (!Uri.IsWellFormedUriString(input.Url, UriKind.Absolute))
{
return(req.CreateErrorResponse(HttpStatusCode.BadRequest, $"{input.Url} is not a valid absolute Url. The Url parameter must start with 'http://' or 'http://'."));
}
WebhookResponse response = new WebhookResponse {
Url = input.Url
};
var config = new ConfigurationBuilder()
.SetBasePath(context.FunctionAppDirectory)
.AddJsonFile("local.settings.json", optional: true, reloadOnChange: true)
.AddEnvironmentVariables()
.Build();
StorageTableHelper stgHelper = new StorageTableHelper(config["UlsDataStorage"]);
try
{
await stgHelper.UpdateWebhookEntity(input);
}
catch (Exception ex)
{
log.LogError(ex, "An unexpected error was encountered.");
return(req.CreateResponse(HttpStatusCode.BadRequest, ex));
}
return(req.CreateResponse(HttpStatusCode.OK, response));
}