/// <summary>
/// Gets called when a download is done. Does not necessarily indicate an error
/// unless the NSError parameter is not null.
/// </summary>
/// <param name="session">NSUrl Session.</param>
/// <param name="task">Session Task.</param>
/// <param name="error">Error received.</param>
public override void DidCompleteWithError(NSUrlSession session, NSUrlSessionTask task, NSError error)
{
if (error == null)
{
AppSettings.CurrentSettings.MmpkDownloadDate = DateTime.Now;
// Save user settings
Task.Run(() => AppSettings.SaveSettings(Path.Combine(DownloadViewModel.GetDataFolder(), "AppSettings.xml")));
return;
}
// If error indeed occured, cancel the task
task.Cancel();
}
/// <summary>
/// Overrides the behavior of the application when it has entered background mode
/// </summary>
/// <param name="application">Main Application.</param>
public override async void DidEnterBackground(UIApplication application)
{
// Begin Finite-Length Task.
this.taskID = UIApplication.SharedApplication.BeginBackgroundTask(null);
// Start saving the user choices.
await Task.Run(() => AppSettings.SaveSettings(Path.Combine(DownloadViewModel.GetDataFolder(), "AppSettings.xml")));
// End Finite-Length Task, finished.
if (this.taskID != -1)
{
UIApplication.SharedApplication.EndBackgroundTask(this.taskID);
this.taskID = -1;
}
}
/// <summary>
/// Overrides the behavior of the application when it has entered background mode
/// </summary>
/// <param name="application">Main Application.</param>
public override void DidEnterBackground(UIApplication application)
{
// Begin Finite-Length Task.
_taskId = UIApplication.SharedApplication.BeginBackgroundTask(null);
// Start saving the user choices.
Task.Run(() => {
try
{
AppSettings.LocalizedCurrentLocationString = "CurrentLocationLabel".Localize();
AppSettings.SaveSettings(Path.Combine(DownloadViewModel.GetDataFolder(), "AppSettings.xml"));
UIApplication.SharedApplication.EndBackgroundTask(_taskId);
}
catch (Exception ex)
{
ErrorLogger.Instance.LogException(ex);
}
});
}
/// <summary>
/// Gets called when the download has been completed.
/// </summary>
/// <param name="session">NSUrl Session.</param>
/// <param name="downloadTask">Download task.</param>
/// <param name="location">NSUrl Location.</param>
public override void DidFinishDownloading(NSUrlSession session, NSUrlSessionDownloadTask downloadTask, NSUrl location)
{
// The download location is the location of the file
var sourceFile = location.Path;
// Copy over to documents folder. Note that we must use NSFileManager here! File.Copy() will not be able to access the source location.
var fileManager = NSFileManager.DefaultManager;
// Remove any existing files in our destination
NSError error;
fileManager.Remove(Path.Combine(DownloadViewModel.GetDataFolder(), AppSettings.CurrentSettings.PortalItemName), out error);
var success = fileManager.Copy(sourceFile, Path.Combine(DownloadViewModel.GetDataFolder(), AppSettings.CurrentSettings.PortalItemName), out error);
if (!success)
{
Console.WriteLine("Error during the copy: {0}", error.LocalizedDescription);
}
this.InvokeOnMainThread(() => this.controller.LoadMapView());
}
/// <summary>
/// Sets the home location for the user and saves it into settings.
/// </summary>
/// <param name="locationText">Location text.</param>
/// <returns>Async task</returns>
private async void SetHomeLocationAsync(string locationText)
{
try
{
GeocodeResult homeLocation = await _viewModel.GetSearchedLocationAsync(locationText);
Feature homeFeature = await _viewModel.GetRoomFeatureAsync(locationText);
if (homeFeature != null)
{
AppSettings.CurrentSettings.HomeCoordinates = new[]
{
new SerializableKeyValuePair <string, double>("X", homeLocation.DisplayLocation.X),
new SerializableKeyValuePair <string, double>("Y", homeLocation.DisplayLocation.Y),
new SerializableKeyValuePair <string, double>("WKID", homeLocation.DisplayLocation.SpatialReference.Wkid)
};
AppSettings.CurrentSettings.HomeFloorLevel = homeFeature
.Attributes[AppSettings.CurrentSettings.RoomsLayerFloorColumnName].ToString();
AppSettings.CurrentSettings.HomeLocation = locationText;
}
else
{
AppSettings.CurrentSettings.HomeCoordinates = null;
AppSettings.CurrentSettings.HomeFloorLevel = null;
AppSettings.CurrentSettings.HomeLocation = null;
}
await Task.Run(() =>
AppSettings.SaveSettings(Path.Combine(DownloadViewModel.GetDataFolder(), "AppSettings.xml")));
_viewModel.UpdateHomeLocation();
}
catch (Exception ex)
{
ErrorLogger.Instance.LogException(ex);
}
NavigationController.PopViewController(true);
}
/// <summary>
/// Handles when user toggles the Current Location switch on/off
/// </summary>
/// <param name="sender">Sender control.</param>
partial void CurrentLocationSwitchValueChanged(UISwitch sender)
{
AppSettings.CurrentSettings.IsLocationServicesEnabled = ((UISwitch)sender).On;
Task.Run(() => AppSettings.SaveSettings(Path.Combine(DownloadViewModel.GetDataFolder(), "AppSettings.xml")));
}
