public async Task ExportEventsSummary(int?count, CloudDataExporter exporter, string fileName, IProgress <BandCloudExportProgress> progress)
{
var settings = exporter.Settings;
// TODO: Still need to find a better way to load events incrementally
if (count == null)
{
count = 10000000; // suitably large number to encompass "everything".
}
if (Events.Count < count)
{
// clear out our existing events, since they're going to be replaced
Events.Clear();
progress.Report(new BandCloudExportProgress()
{
TotalEventsToExport = 0, StatusMessage = "Downloading Events..."
});
await LoadEvents((int)count);
}
// we have now downloaded the correct number of events, export them
// Note: Take will take min(Events.Count, count)
await ExportEventsSummary(
Events.Where(e =>
{
return((settings.IncludeRuns && e.Event.EventType == BandEventType.Running) ||
(settings.IncludeSleep && e.Event.EventType == BandEventType.Sleeping) ||
(settings.IncludeWorkouts && (e.Event.EventType == BandEventType.GuidedWorkout || e.Event.EventType == BandEventType.Workout)));
}
)
.Take((int)count),
exporter,
fileName,
progress
);
}
private async Task ExportEventsSummary(IEnumerable <BandEventViewModel> bandEvents, CloudDataExporter exporter, string fileName, IProgress <BandCloudExportProgress> progress)
{
// TODO: set more logical initial capacity?
var csv = new StringBuilder(500000);
var dataToDump = new List <Dictionary <string, object> >(100);
var progressReport = new BandCloudExportProgress()
{
TotalEventsToExport = bandEvents.Count(), StatusMessage = "Exporting Events..."
};
progress.Report(progressReport);
await Task.Yield();
foreach (var bandEvent in bandEvents)
{
// TODO: I hate this pattern. I should be able to just tell the CloudClient to download all of the data for my event,
// or tell the event to download the data itself
// TODO: This fits ExportsEventsFull, not Summary
//var data = await _cloud.GetFullEventData(bandEvent.Event.EventID, bandEvent.Event.Expanders);
//bandEvent.Event.InitFullEventData(data);
dataToDump.Add(bandEvent.Event.DumpBasicEventData());
progressReport.ExportedEventsCount++;
progress.Report(progressReport);
await Task.Yield(); // since we need to update progress, make sure to yield for a bit
}
exporter.ExportToFile(dataToDump, fileName);
//TODO: dump data
System.Diagnostics.Debug.WriteLine(dataToDump.Count);
}