private async void UpdateUI(ThreadPoolTimer timer)
{
// Perform the data computations
string estimateTextBlockText = await Task <string> .Run(() => MainDataStore.GetArrivalEstimates(currOrigin, currDest));
Tuple <List <string>, string, string> scheduleResults = await DataStore.Scheduler.CreateSchedule(currOrigin, currDest);
// Update the UI
bool isRunning = false;
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () => {
isRunning = UpdateTextBoxes(scheduleResults.Item1, scheduleResults.Item2, scheduleResults.Item3, estimateTextBlockText);
});
if (!isRunning)
{
scheduleResults = null;
return;
}
// Grab more data
Dictionary <string, Tuple <string, string, List <List <Point> > > > routeMap2;
routeMap2 = await MainDataStore.GetRoutes(currOrigin, currDest);
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () => {
Dictionary <string, Tuple <string, string, List <LocationCollection> > > routeMap = ConvertToRouteMap(routeMap2);
// If there are no routes, hide map and color code, replace with message that there are no routes currently running
if (routeMap.Keys.Count == 0)
{
this.shuttleMap.Visibility = Visibility.Collapsed;
this.ColorCodePanel.Visibility = Visibility.Collapsed;
this.notRunningTextBlock.Visibility = Visibility.Visible;
this.notRunningTextBlock2.Visibility = Visibility.Visible;
}
else
{
// Update the cache of route IDs and their colors
commonRouteIDsColors.Clear(); // race condition here with shuttles, but it will be resolved the period after if there's a failure
foreach (var key in routeMap.Keys)
{
commonRouteIDsColors[key] = routeMap[key].Item2;
}
}
// clean up
routeMap.Clear();
routeMap = null;
});
// clean up
routeMap2 = null;
scheduleResults.Item1.Clear();
scheduleResults = null;
}
private async Task <Dictionary <string, Tuple <string, string, List <LocationCollection> > > > PopulateUI()
{
// Grab arrival estimates and the schedule
string estimateTextBlockText = await Task <string> .Run(() => MainDataStore.GetArrivalEstimates(currOrigin, currDest));
Tuple <List <string>, string, string> scheduleResults = await DataStore.Scheduler.CreateSchedule(currOrigin, currDest);
// Update the UI
bool isRunning = UpdateTextBoxes(scheduleResults.Item1, scheduleResults.Item2, scheduleResults.Item3, estimateTextBlockText);
if (!isRunning)
{
return(null);
}
// Create a route map for updating the color code and the routes
Dictionary <string, Tuple <string, string, List <List <Point> > > > routeMap2;
routeMap2 = await MainDataStore.GetRoutes(currOrigin, currDest);
Dictionary <string, Tuple <string, string, List <LocationCollection> > > routeMap = ConvertToRouteMap(routeMap2);
// update the color code UI
// if there are no routes, hide map and color code, replace with message that there are no routes currently running
if (routeMap.Keys.Count == 0)
{
this.shuttleMap.Visibility = Visibility.Collapsed;
this.ColorCodePanel.Visibility = Visibility.Collapsed;
this.notRunningTextBlock.Visibility = Visibility.Visible;
this.notRunningTextBlock2.Visibility = Visibility.Visible;
routeMap = null; // return null if there's nothing to show
}
// clean up
routeMap2 = null;
scheduleResults = null;
return(routeMap);
}
