private async void DatasetImportDialog_ImportButtonClick(ContentDialog sender, ContentDialogButtonClickEventArgs args)
{
string[] colorList =
{
Colors.Red.ToString(),
Colors.Blue.ToString(),
Colors.Green.ToString(),
Colors.BlueViolet.ToString(),
Colors.Aqua.ToString(),
Colors.Fuchsia.ToString(),
Colors.Orange.ToString(),
Colors.DeepSkyBlue.ToString(),
Colors.Olive.ToString(),
Colors.MediumVioletRed.ToString(),
Colors.Pink.ToString(),
Colors.SlateGray.ToString(),
Colors.PaleGreen.ToString(),
Colors.RosyBrown.ToString(),
Colors.Sienna.ToString(),
Colors.YellowGreen.ToString(),
Colors.Bisque.ToString(),
Colors.SpringGreen.ToString(),
Colors.LightSteelBlue.ToString()
};
// Disable all controls
DatasetImportDialog_DisableControls();
progressBarImport.Visibility = Visibility.Visible;
txtProgressImportStatus.Visibility = Visibility.Visible;
// Show Status Bar
txtProgressImportStatus.Text = "Loading File: " + txtDatasetFilePath.Text;
// Populate All Sensors and Activities in the dataset file
HashSet <string> SensorDictionary = new HashSet <string>();
HashSet <string> ActivityDictionary = new HashSet <string>();
// Get Streams to Store Reorganized events ready
StorageFile eventFile = await this._targetFolder.CreateFileAsync("events.csv", CreationCollisionOption.ReplaceExisting);
IRandomAccessStream eventStream = await eventFile.OpenAsync(FileAccessMode.ReadWrite);
StreamWriter eventStreamWriter = new StreamWriter(eventStream.AsStreamForWrite());
StorageFile temperatureFile = await this._targetFolder.CreateFileAsync("temperature.csv", CreationCollisionOption.ReplaceExisting);
IRandomAccessStream temperatureStream = await temperatureFile.OpenAsync(FileAccessMode.ReadWrite);
StreamWriter temperatureStreamWriter = new StreamWriter(temperatureStream.AsStreamForWrite());
StorageFile powerFile = await this._targetFolder.CreateFileAsync("power_useage.csv", CreationCollisionOption.ReplaceExisting);
IRandomAccessStream powerStream = await powerFile.OpenAsync(FileAccessMode.ReadWrite);
StreamWriter powerStreamWriter = new StreamWriter(powerStream.AsStreamForWrite());
// Get Storage File and a Read Stream
using (var inputStream = await this._selectedFile.OpenReadAsync())
using (var classicStream = inputStream.AsStreamForRead())
using (var streamReader = new StreamReader(classicStream))
{
int lineNum = 0;
// Read Line by Line
while (streamReader.Peek() >= 0)
{
lineNum++;
string curEventString = streamReader.ReadLine();
string[] tokens = curEventString.Split(new char[] { ' ' });
string eventString = tokens[0] + "," + tokens[1].Split(new char[] { '.' })[0];
// Sensor IDs
if (tokens.Length > 2)
{
// Add Sensor ID to Sensor Dictionary
if (!SensorDictionary.Contains(tokens[2]))
{
SensorDictionary.Add(tokens[2]);
}
eventString += "," + tokens[2];
}
eventString += "," + tokens[3];
// Activity List
if (tokens.Length > 4)
{
// Add Activity Label to Activity Dictionary
if (!ActivityDictionary.Contains(tokens[4]))
{
ActivityDictionary.Add(tokens[4]);
}
eventString += ",," + tokens[4];
}
if (lineNum % 1000 == 0)
{
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, (() => txtProgressImportStatus.Text = "Parsing " + lineNum.ToString() + " events"));
}
// Rewrite current event
switch (SensorType.GuessSensorTypeFromName(tokens[2]))
{
case "Motion":
case "Door":
case "Item":
case "Light":
eventStreamWriter.WriteLine(eventString);
break;
case "Temperature":
temperatureStreamWriter.WriteLine(eventString);
break;
case "Power":
powerStreamWriter.WriteLine(eventString);
break;
default:
break;
}
}
}
// Release all Stream Resources
eventStreamWriter.Dispose();
eventStream.Dispose();
temperatureStreamWriter.Dispose();
temperatureStream.Dispose();
powerStreamWriter.Dispose();
powerStream.Dispose();
// Populate Home Structure
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, (() => txtProgressImportStatus.Text = "Update Dataset Structure..."));
// Set Dataset Name
_homeViewModel.DatasetName = txtDatasetName.Text;
// Set Folder and Path
_homeViewModel.dataset.Folder = this._targetFolder;
_homeViewModel.dataset.Path = this._targetFolder.Path;
// Copy Floor Plan
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, (() => txtProgressImportStatus.Text = "Copy Floor Plan..."));
StorageFile newfloorPlanFile = await this._floorPlanFile.CopyAsync(this._targetFolder, this._floorPlanFile.Name, NameCollisionOption.ReplaceExisting);
_homeViewModel.dataset.pathToFloorPlan = this._floorPlanFile.Name;
// Configure Sensors
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, (() => txtProgressImportStatus.Text = "Configure Sensors..."));
foreach (string sensorName in SensorDictionary)
{
// Add Sensor To Dataset
_homeViewModel.dataset.AddSensor(sensorName);
}
// Configure Activity Labels
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, (() => txtProgressImportStatus.Text = "Configure Activities..."));
int colorIndex = 0;
foreach (string activityLabel in ActivityDictionary)
{
// Add Activity To Dataset
_homeViewModel.AddActivity(new ActivityViewModel(new Activity(activityLabel, colorList[colorIndex], false, false)));
colorIndex++;
}
// Save Dataset to File
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, (() => txtProgressImportStatus.Text = "Save Dataset To File..."));
await _homeViewModel.dataset.SaveToFolder();
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, (() => txtProgressImportStatus.Text = "Done..."));
// Show Loading Status
progressBarImport.Visibility = Visibility.Collapsed;
txtProgressImportStatus.Visibility = Visibility.Collapsed;
DatasetImportDialog_EnableControls();
finishImport = true;
this.Hide();
}