private async Task <bool> UpdateLocation()
{
bool locationChanged = false;
if (Settings.FollowGPS && (location == null || location.locationType == LocationType.GPS))
{
Geoposition newGeoPos = null;
try
{
newGeoPos = await geolocal.GetGeopositionAsync(TimeSpan.FromMinutes(15), TimeSpan.FromSeconds(10));
}
catch (Exception)
{
var geoStatus = GeolocationAccessStatus.Unspecified;
try
{
geoStatus = await Geolocator.RequestAccessAsync();
}
catch (Exception ex)
{
Logger.WriteLine(LoggerLevel.Error, ex, "WeatherNow: GetWeather error");
}
finally
{
if (geoStatus == GeolocationAccessStatus.Allowed)
{
try
{
newGeoPos = await geolocal.GetGeopositionAsync(TimeSpan.FromMinutes(15), TimeSpan.FromSeconds(10));
}
catch (Exception ex)
{
Logger.WriteLine(LoggerLevel.Error, ex, "WeatherNow: GetWeather error");
}
}
else if (geoStatus == GeolocationAccessStatus.Denied)
{
// Disable gps feature
Settings.FollowGPS = false;
}
}
if (!Settings.FollowGPS)
{
return(false);
}
}
// Access to location granted
if (newGeoPos != null)
{
LocationData lastGPSLocData = await Settings.GetLastGPSLocData();
// Check previous location difference
if (lastGPSLocData.query != null &&
geoPos != null && ConversionMethods.CalculateGeopositionDistance(geoPos, newGeoPos) < geolocal.MovementThreshold)
{
return(false);
}
if (lastGPSLocData.query != null &&
Math.Abs(ConversionMethods.CalculateHaversine(lastGPSLocData.latitude, lastGPSLocData.longitude,
newGeoPos.Coordinate.Point.Position.Latitude, newGeoPos.Coordinate.Point.Position.Longitude)) < geolocal.MovementThreshold)
{
return(false);
}
LocationQueryViewModel view = null;
await Task.Run(async() =>
{
view = await wm.GetLocation(newGeoPos);
if (String.IsNullOrEmpty(view.LocationQuery))
{
view = new LocationQueryViewModel();
}
});
if (String.IsNullOrWhiteSpace(view.LocationQuery))
{
// Stop since there is no valid query
return(false);
}
// Save oldkey
string oldkey = lastGPSLocData.query;
// Save location as last known
lastGPSLocData.SetData(view, newGeoPos);
Settings.SaveLastGPSLocData(lastGPSLocData);
// Update tile id for location
if (oldkey != null && SecondaryTileUtils.Exists(oldkey))
{
await SecondaryTileUtils.UpdateTileId(oldkey, lastGPSLocData.query);
}
location = lastGPSLocData;
geoPos = newGeoPos;
locationChanged = true;
}
}
return(locationChanged);
}
private async Task LoadWeatherData()
{
/*
* If unable to retrieve saved data, data is old, or units don't match
* Refresh weather data
*/
Logger.WriteLine(LoggerLevel.Debug, "{0}: Loading weather data for {1}", TAG, location?.ToString());
bool gotData = await LoadSavedWeatherData();
if (!gotData)
{
Logger.WriteLine(LoggerLevel.Debug, "{0}: Saved weather data invalid for {1}", TAG, location?.ToString());
Logger.WriteLine(LoggerLevel.Debug, "{0}: Retrieving data from weather provider", TAG);
try
{
if ((weather != null && weather.source != Settings.API) ||
(weather == null && location != null && location.source != Settings.API))
{
// Update location query and source for new API
string oldKey = location.query;
if (weather != null)
{
location.query = await wm.UpdateLocationQuery(weather);
}
else
{
location.query = await wm.UpdateLocationQuery(location);
}
location.source = Settings.API;
// Update database as well
#if !__ANDROID_WEAR__
if (location.locationType == LocationType.GPS)
{
Settings.SaveLastGPSLocData(location);
#if __ANDROID__
WearableDataListenerService.EnqueueWork(App.Context,
new Android.Content.Intent(App.Context, typeof(WearableDataListenerService))
.SetAction(WearableDataListenerService.ACTION_SENDLOCATIONUPDATE));
#endif
}
else
{
await Settings.UpdateLocationWithKey(location, oldKey);
}
#else
Settings.SaveHomeData(location);
#endif
#if WINDOWS_UWP
// Update tile id for location
if (SecondaryTileUtils.Exists(oldKey))
{
await SecondaryTileUtils.UpdateTileId(oldKey, location.query);
}
#elif __ANDROID__ && !__ANDROID_WEAR__
if (WidgetUtils.Exists(oldKey))
{
WidgetUtils.UpdateWidgetIds(oldKey, location);
}
#endif
}
await GetWeatherData();
}
catch (WeatherException wEx)
{
errorCallback?.OnWeatherError(wEx);
}
}
}
private async void FollowGPS_Toggled(object sender, RoutedEventArgs e)
{
ToggleSwitch sw = sender as ToggleSwitch;
if (sw.IsOn)
{
var geoStatus = GeolocationAccessStatus.Unspecified;
try
{
// Catch error in case dialog is dismissed
geoStatus = await Geolocator.RequestAccessAsync();
}
catch (Exception ex)
{
Logger.WriteLine(LoggerLevel.Error, ex, "SettingsPage: error getting location permission");
}
// Setup error just in case
MessageDialog error = null;
switch (geoStatus)
{
case GeolocationAccessStatus.Allowed:
// Reset home location data
//Settings.SaveLastGPSLocData(new WeatherData.LocationData());
break;
case GeolocationAccessStatus.Denied:
error = new MessageDialog(App.ResLoader.GetString("Msg_LocDeniedSettings"), App.ResLoader.GetString("Label_ErrLocationDenied"));
error.Commands.Add(new UICommand(App.ResLoader.GetString("Label_Settings"), async(command) =>
{
await Windows.System.Launcher.LaunchUriAsync(new Uri("ms-settings:privacy-location"));
}, 0));
error.Commands.Add(new UICommand(App.ResLoader.GetString("Label_Cancel"), null, 1));
error.DefaultCommandIndex = 0;
error.CancelCommandIndex = 1;
await error.ShowAsync();
sw.IsOn = false;
break;
case GeolocationAccessStatus.Unspecified:
error = new MessageDialog(App.ResLoader.GetString("Error_Location"), App.ResLoader.GetString("Label_ErrorLocation"));
await error.ShowAsync();
sw.IsOn = false;
break;
default:
break;
}
}
// Update ids when switching GPS feature
if (sw.IsOn)
{
var prevLoc = (await Settings.GetFavorites()).FirstOrDefault();
if (prevLoc?.query != null && SecondaryTileUtils.Exists(prevLoc.query))
{
var gpsLoc = await Settings.GetLastGPSLocData();
if (gpsLoc?.query == null)
{
Settings.SaveLastGPSLocData(prevLoc);
}
else
{
await SecondaryTileUtils.UpdateTileId(prevLoc.query, gpsLoc.query);
}
}
}
else
{
var prevLoc = await Settings.GetLastGPSLocData();
if (prevLoc?.query != null && SecondaryTileUtils.Exists(prevLoc.query))
{
var favLoc = (await Settings.GetFavorites()).FirstOrDefault();
if (favLoc?.query != null)
{
await SecondaryTileUtils.UpdateTileId(prevLoc.query, favLoc.query);
}
}
}
Settings.FollowGPS = sw.IsOn;
RequestAppTrigger = true;
}
private async Task <bool> UpdateLocation()
{
bool locationChanged = false;
if (Settings.FollowGPS)
{
Geoposition newGeoPos = null;
Geolocator geolocal = new Geolocator()
{
DesiredAccuracyInMeters = 5000, ReportInterval = 900000, MovementThreshold = 1600
};
try
{
cts.Token.ThrowIfCancellationRequested();
newGeoPos = await geolocal.GetGeopositionAsync(TimeSpan.FromMinutes(15), TimeSpan.FromSeconds(10)).AsTask(cts.Token);
}
catch (OperationCanceledException)
{
return(locationChanged);
}
catch (Exception)
{
var geoStatus = GeolocationAccessStatus.Unspecified;
try
{
cts.Token.ThrowIfCancellationRequested();
geoStatus = await Geolocator.RequestAccessAsync().AsTask(cts.Token);
}
catch (OperationCanceledException)
{
return(locationChanged);
}
catch (Exception ex)
{
Logger.WriteLine(LoggerLevel.Error, ex, "{0}: error requesting location permission", taskName);
}
finally
{
if (!cts.IsCancellationRequested && geoStatus == GeolocationAccessStatus.Allowed)
{
try
{
newGeoPos = await geolocal.GetGeopositionAsync(TimeSpan.FromMinutes(15), TimeSpan.FromSeconds(10)).AsTask(cts.Token);
}
catch (Exception ex)
{
Logger.WriteLine(LoggerLevel.Error, ex, "{0}: GetWeather error", taskName);
}
}
}
}
// Access to location granted
if (newGeoPos != null)
{
var lastGPSLocData = await Settings.GetLastGPSLocData();
if (cts.IsCancellationRequested)
{
return(locationChanged);
}
// Check previous location difference
if (lastGPSLocData.query != null &&
Math.Abs(ConversionMethods.CalculateHaversine(lastGPSLocData.latitude, lastGPSLocData.longitude,
newGeoPos.Coordinate.Point.Position.Latitude, newGeoPos.Coordinate.Point.Position.Longitude)) < geolocal.MovementThreshold)
{
return(false);
}
LocationQueryViewModel view = null;
await Task.Run(async() =>
{
view = await wm.GetLocation(newGeoPos);
if (String.IsNullOrEmpty(view.LocationQuery))
{
view = new LocationQueryViewModel();
}
}, cts.Token);
if (String.IsNullOrWhiteSpace(view.LocationQuery))
{
// Stop since there is no valid query
return(false);
}
if (cts.IsCancellationRequested)
{
return(locationChanged);
}
// Save oldkey
string oldkey = lastGPSLocData.query;
// Save location as last known
lastGPSLocData.SetData(view, newGeoPos);
Settings.SaveLastGPSLocData(lastGPSLocData);
// Update tile id for location
if (oldkey != null && SecondaryTileUtils.Exists(oldkey))
{
await SecondaryTileUtils.UpdateTileId(oldkey, lastGPSLocData.query);
}
locationChanged = true;
}
}
return(locationChanged);
}
