// This method will be called by the application framework when the page is first loaded
protected override async void OnNavigatedTo(NavigationEventArgs navArgs)
{
try
{
_BME280 = new BME280Sensor(_localSeaLevelPressure); // Create a new object for our sensor class
await _BME280.InitializeDevice(); // Initialize the sensor
if (_BME280.init)
{
// If all goes well, our BME280 is initialized and we can set up
// a timer which will take a reading and send data to the cloud
_weatherDataSender = new EventHubDataSender(_eventHubConnectionString);
_timer = new DispatcherTimer
{
Interval = TimeSpan.FromMilliseconds(_timerInterval)
};
_timer.Tick += TakeReadingAsync; // Register this method to the dispatcher so that it is called every tick
_timer.Start();
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
static void Main(string[] args)
{
//Configure Twitter OAuth
var oauthToken = ConfigurationManager.AppSettings["oauth_token"];
var oauthTokenSecret = ConfigurationManager.AppSettings["oauth_token_secret"];
var oauthCustomerKey = ConfigurationManager.AppSettings["oauth_consumer_key"];
var oauthConsumerSecret = ConfigurationManager.AppSettings["oauth_consumer_secret"];
var keywords = ConfigurationManager.AppSettings["twitter_keywords"];
//Configure EventHub
var config = new EventHubConfig();
config.ConnectionString = ConfigurationManager.AppSettings["EventHubConnectionString"];
config.EventHubName = ConfigurationManager.AppSettings["EventHubName"];
var myEventHubDataSender = new EventHubDataSender(config);
var tweeterData = Tweet.StreamStatuses(new TwitterConfig(oauthToken, oauthTokenSecret, oauthCustomerKey, oauthConsumerSecret,
keywords)).Select(tweet => Sentiment.ComputeScore(tweet, keywords)).Select(tweet => new Payload {
CreatedAt = tweet.CreatedAt, Text = tweet.Text, Topic = tweet.Topic, SentimentScore = tweet.SentimentScore
});
tweeterData.ToObservable().Subscribe(myEventHubDataSender);
}
