public static HttpResponseMessage Run(
[HttpTrigger(AuthorizationLevel.Anonymous, "get", "post", Route = "activities")]
HttpRequestMessage req,
[Queue("unprocessed-feed-items", Connection = "AzureWebJobsStorage")] ICollector <ActivityDTO> updateQueue,
TraceWriter log)
{
log.Info("Activity Controller invoked by Streams webhook.");
if (req.Method == HttpMethod.Get)
{
// stream api requires that the webhook answer back with the stream api key
return(req.CreateResponse(HttpStatusCode.OK, "pgm68aj7ec9e"));
}
try
{
var jsonStream = req.Content.ReadAsStreamAsync();
var serializer = new JsonSerializer();
using (var streamReader = new StreamReader(jsonStream.Result))
{
// todo: fix this ugliness. There's got to be a better way to do this.
var dataString = streamReader.ReadToEnd();
log.Info(dataString);
// todo: serialize the updates
var data = FeedUpdateDTO.FromJson(dataString);
return(req.CreateResponse(HttpStatusCode.OK));
}
}
catch (Exception e)
{
log.Error(e.StackTrace);
return(req.CreateResponse(HttpStatusCode.InternalServerError, e.Message));
}
}
// todo: This only tests inserts. Add tests for deleted items also
public void Valid_FeedUpdateDTO_Succeeds(string jsonDataFilePath)
{
Assembly thisAssembly = Assembly.GetExecutingAssembly();
var stream = thisAssembly.GetManifestResourceStream(jsonDataFilePath);
var sample = new StreamReader(stream).ReadToEnd();
JObject[] updates = JArray.Parse(sample).Select(j => (JObject)j).ToArray();
var feedUpdateDTO = FeedUpdateDTO.FromJson(updates[0]);
Assert.NotNull(feedUpdateDTO);
Assert.NotEmpty(feedUpdateDTO.AppId);
Assert.NotNull(feedUpdateDTO.DatePublished);
Assert.NotNull(feedUpdateDTO.Feed);
Assert.Single(feedUpdateDTO.ActivitiesAdded);
Assert.Empty(feedUpdateDTO.ActivitiesDeleted);
feedUpdateDTO.ActivitiesAdded.ToList().ForEach(a =>
{
Assert.NotEmpty(a.Id);
Assert.NotEmpty(a.Verb);
Assert.NotEmpty(a.Actor);
Assert.NotEmpty(a.Time);
}
);
}
public static void Run([QueueTrigger("stream-updates-queue", Connection = "AzureWebJobsStorage")] FeedUpdateDTO feedUpdate, TraceWriter log)
{
log.Info($"C# Queue trigger function processed: {feedUpdate}");
}