private async void ApplyUpdates()
{
try
{
// Create default sync parameters.
OfflineMapSyncParameters parameters = await _offlineMapSyncTask.CreateDefaultOfflineMapSyncParametersAsync();
// Set the parameters to download all updates for the mobile map packages.
parameters.PreplannedScheduledUpdatesOption = PreplannedScheduledUpdatesOption.DownloadAllUpdates;
// Set the map package to rollback to the old state should the sync job fail.
parameters.RollbackOnFailure = true;
// Create a sync job using the parameters.
OfflineMapSyncJob offlineMapSyncJob = _offlineMapSyncTask.SyncOfflineMap(parameters);
// Get the results of the job.
offlineMapSyncJob.Start();
OfflineMapSyncResult result = await offlineMapSyncJob.GetResultAsync();
// Check if the job succeeded.
if (offlineMapSyncJob.Status == JobStatus.Succeeded)
{
// Check if the map package needs to be re-opened.
if (result.IsMobileMapPackageReopenRequired)
{
// Re-open the mobile map package.
_mobileMapPackage.Close();
await _mobileMapPackage.LoadAsync();
// Check that the mobile map package was loaded.
if (_mobileMapPackage.LoadStatus == Esri.ArcGISRuntime.LoadStatus.Loaded && _mobileMapPackage.Maps.Any())
{
// Set the mapview to the map from the package.
Map offlineMap = _mobileMapPackage.Maps[0];
MyMapView.Map = offlineMap;
// Create an offline map sync task for the map.
_offlineMapSyncTask = await OfflineMapSyncTask.CreateAsync(offlineMap);
}
else
{
await Application.Current.MainPage.DisplayAlert("Error", "Failed to load the mobile map package.", "OK");
}
}
// Verify that the map is up to date and change the UI to reflect the update availability status.
CheckForScheduledUpdates();
}
else
{
await Application.Current.MainPage.DisplayAlert("Error", "Error syncing the offline map.", "OK");
}
}
catch (Exception ex)
{
await Application.Current.MainPage.DisplayAlert("Error", ex.Message, "OK");
}
}
private async void ApplyUpdatesClicked(object sender, EventArgs e)
{
try
{
// Create default sync parameters.
OfflineMapSyncParameters parameters = await _offlineMapSyncTask.CreateDefaultOfflineMapSyncParametersAsync();
// Set the parameters to download all updates for the mobile map packages.
parameters.PreplannedScheduledUpdatesOption = PreplannedScheduledUpdatesOption.DownloadAllUpdates;
// Create a sync job using the parameters.
OfflineMapSyncJob offlineMapSyncJob = _offlineMapSyncTask.SyncOfflineMap(parameters);
// Get the results of the job.
offlineMapSyncJob.Start();
OfflineMapSyncResult result = await offlineMapSyncJob.GetResultAsync();
// Check if the job succeeded.
if (offlineMapSyncJob.Status == JobStatus.Succeeded)
{
// Check if the map package needs to be re-opened.
if (result.IsMobileMapPackageReopenRequired)
{
// Re-open the mobile map package.
_mobileMapPackage.Close();
_mobileMapPackage = new MobileMapPackage(_mapPackagePath);
await _mobileMapPackage.LoadAsync();
// Check that the mobile map package was loaded.
if (_mobileMapPackage.LoadStatus == Esri.ArcGISRuntime.LoadStatus.Loaded && _mobileMapPackage.Maps.Any())
{
// Set the mapview to the map from the package.
Map offlineMap = _mobileMapPackage.Maps[0];
_myMapView.Map = offlineMap;
// Create an offline map sync task for the map.
_offlineMapSyncTask = await OfflineMapSyncTask.CreateAsync(offlineMap);
}
else
{
new UIAlertView("Error", "Failed to load the mobile map package.", (IUIAlertViewDelegate)null, "OK", null).Show();
}
}
// Verify that the map is up to date and change the UI to reflect the update availability status.
CheckForScheduledUpdates();
}
else
{
new UIAlertView("Error", "Error syncing the offline map.", (IUIAlertViewDelegate)null, "OK", null).Show();
}
}
catch (Exception ex)
{
new UIAlertView("Error", ex.Message, (IUIAlertViewDelegate)null, "OK", null).Show();
}
}
/// <summary>
/// Method that handles syncing the offline and online maps
/// </summary>
private async Task SyncMap(Map map)
{
var syncTask = await OfflineMapSyncTask.CreateAsync(map);
// set parameters for sync
var taskParams = new OfflineMapSyncParameters()
{
SyncDirection = SyncDirection.Bidirectional,
RollbackOnFailure = true
};
try
{
// set the job to perform the sync
OfflineMapSyncJob = syncTask.SyncOfflineMap(taskParams);
// update the progress property when progress changes
OfflineMapSyncJob.ProgressChanged +=
(s, e) =>
{
Progress = OfflineMapSyncJob.Progress;
};
// listen for job changed events
OfflineMapSyncJob.JobChanged += (s, e) =>
{
// if sync succeeds, raise success message
if (OfflineMapSyncJob.Status == JobStatus.Succeeded)
{
BroadcastMessenger.Instance.RaiseBroadcastMessengerValueChanged(true, Models.BroadcastMessageKey.SyncSucceeded);
}
else if (OfflineMapSyncJob.Status == JobStatus.Failed)
{
// if the job failed display the error, unless the user has cancelled it on purpose
if (OfflineMapSyncJob.Error != null && OfflineMapSyncJob.Error.Message != "User canceled: Job canceled.")
{
UserPromptMessenger.Instance.RaiseMessageValueChanged(
null, OfflineMapSyncJob.Error.Message, true, OfflineMapSyncJob.Error.StackTrace);
}
BroadcastMessenger.Instance.RaiseBroadcastMessengerValueChanged(false, Models.BroadcastMessageKey.SyncSucceeded);
}
};
// begin sync job
OfflineMapSyncJob.Start();
}
catch (Exception ex)
{
UserPromptMessenger.Instance.RaiseMessageValueChanged(
null, ex.Message, true, ex.StackTrace);
BroadcastMessenger.Instance.RaiseBroadcastMessengerValueChanged(false, Models.BroadcastMessageKey.SyncSucceeded);
}
}
private async void Initialize()
{
try
{
// Clear the exiting sample data.
Directory.Delete(DataManager.GetDataFolder(_itemId, ""), true);
}
catch (IOException)
{
// Do nothing. Exception happens when sample hasn't been run before and data isn't already present.
}
try
{
// Token for cancelling the download if the sample is exited early.
var tokenSource = new CancellationTokenSource();
CancellationToken token = tokenSource.Token;
// Add an event to close the mobile map package when the sample closes.
Unloaded += (s, e) =>
{
_mobileMapPackage?.Close();
tokenSource.Cancel();
};
// Download the mobile map package using the sample viewer's data manager.
await DataManager.DownloadDataItem(_itemId, token);
// Get the folder path to the mobile map package.
_mapPackagePath = DataManager.GetDataFolder(_itemId, "");
// Load the mobile map package.
_mobileMapPackage = new MobileMapPackage(_mapPackagePath);
await _mobileMapPackage.LoadAsync();
// Set the mapview to the map from the package.
Map offlineMap = _mobileMapPackage.Maps[0];
MyMapView.Map = offlineMap;
// Create an offline map sync task for the map.
_offlineMapSyncTask = await OfflineMapSyncTask.CreateAsync(offlineMap);
// Check if there are scheduled updates to the preplanned map area.
CheckForScheduledUpdates();
}
catch (Exception ex)
{
await new MessageDialog(ex.Message, "Error").ShowAsync();
}
}
private async void UpdateFeatureButton_Clicked(object sender, EventArgs e)
{
// Get our point layer
var featureLayer = (TheMap.Map.AllLayers[3] as FeatureLayer);
var table = featureLayer.FeatureTable;
var features = await table.QueryFeaturesAsync(new Esri.ArcGISRuntime.Data.QueryParameters {
});
// Update a feature
var feature = features.First();
feature.SetAttributeValue("Description", "updated");
await table.UpdateFeatureAsync(feature);
// Create the sync task
var syncTask = await OfflineMapSyncTask.CreateAsync(TheMap.Map);
// Create the job
var syncDirection = SyncDirection.Upload;
var job = syncTask.SyncOfflineMap(new OfflineMapSyncParameters()
{
RollbackOnFailure = true,
SyncDirection = syncDirection
});
job.ProgressChanged += UpdateJob_ProgressChanged;
// Await result
var result = await job.GetResultAsync();
try
{
// Here's where we'll get an error trying to access result.LayerResults.
// It throws a cast exception.
var error = result.LayerResults;
}
catch (Exception ex)
{
UpdateStatusLabel.TextColor = Color.Red;
await Application.Current.MainPage.DisplayAlert("Error", ex.ToString(), "OK");
}
}
private async void Initialize()
{
try
{
// Clear the exiting sample data.
Directory.Delete(DataManager.GetDataFolder(_itemId, ""), true);
}
catch (IOException)
{
// Do nothing. Exception happens when sample hasn't been run before and data isn't already present.
}
try
{
// Download the mobile map package using the sample viewer's data manager.
await DataManager.DownloadDataItem(_itemId);
// Get the folder path to the mobile map package.
_mapPackagePath = DataManager.GetDataFolder(_itemId, "");
// Load the mobile map package.
_mobileMapPackage = new MobileMapPackage(_mapPackagePath);
await _mobileMapPackage.LoadAsync();
// Set the mapview to the map from the package.
Map offlineMap = _mobileMapPackage.Maps[0];
_myMapView.Map = offlineMap;
// Create an offline map sync task for the map.
_offlineMapSyncTask = await OfflineMapSyncTask.CreateAsync(offlineMap);
// Check if there are scheduled updates to the preplanned map area.
CheckForScheduledUpdates();
}
catch (Exception ex)
{
new UIAlertView("Error", ex.Message, (IUIAlertViewDelegate)null, "OK", null).Show();
}
}
private async void SyncMapArea(string parameter)
{
try
{
_windowService.SetBusy(true);
SyncDirection synchronizationMode;
switch (parameter)
{
case "Download":
synchronizationMode = SyncDirection.Download;
_windowService.SetBusyMessage("Getting latest updates...");
break;
case "Upload":
synchronizationMode = SyncDirection.Upload;
_windowService.SetBusyMessage("Pushing local changes...");
break;
default:
synchronizationMode = SyncDirection.Bidirectional;
_windowService.SetBusyMessage("Synchronizing features...");
break;
}
// Create task that is used to synchronize the offline map
var task = await OfflineMapSyncTask.CreateAsync(Map);
// Create parameters
var parameters = new OfflineMapSyncParameters
{
SyncDirection = synchronizationMode
};
// Create job that does the work asynchronously
var job = task.SyncOfflineMap(parameters);
job.ProgressChanged += async(s, e) =>
{
await Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
var offlineMapSyncJob = s as OfflineMapSyncJob;
_windowService.SetBusyMessage($"Syncing map area...{offlineMapSyncJob.Progress}%");
});
};
// Run the job and wait the results
var results = await job.GetResultAsync();
if (results.HasErrors)
{
// handle nicely
}
foreach (string message in job.Messages.Select(x => x.Message))
{
Debug.WriteLine(message);
}
}
catch (Exception ex)
{
await _windowService.ShowAlertAsync(ex.Message, "Couldn't sync map area");
}
finally
{
RefreshCommands();
_windowService.SetBusy(false);
}
}
/// <summary>
///
/// </summary>
/// <param name="map"></param>
/// <param name="jobHandler"></param>
/// <param name="progressHandler"></param>
///
/// <returns></returns>
public async Task <SynchronizeReplicaResult> SynchronizeReplicaAsync(Map map, EventHandler <JobChangedEventArgs> jobHandler,
EventHandler <ProgressChangedEventArgs> progressHandler)
{
var errors = new List <SyncReplicaErrorResult>();
var task = await OfflineMapSyncTask.CreateAsync(map);
var param = new OfflineMapSyncParameters()
{
RollbackOnFailure = true,
SyncDirection = SyncDirection.Bidirectional
};
var job = task.SyncOfflineMap(param);
if (jobHandler != null)
{
JobChangedEventHandler += jobHandler;
job.JobChanged += (o, e) =>
{
if (JobChangedEventHandler != null)
{
JobChangedEventHandler.Invoke(job, new JobChangedEventArgs()
{
Messages = job.Messages, Status = job.Status
});
}
};
}
if (progressHandler != null)
{
ProgressChangedEventHandler += progressHandler;
job.ProgressChanged += (o, e) =>
{
ProgressChangedEventHandler?.Invoke(job, new ProgressChangedEventArgs()
{
Progress = job.Progress
});
};
}
var result = await job.GetResultAsync();
if (result.HasErrors)
{
errors.AddRange(result.LayerResults
.Select(l => new SyncReplicaErrorResult()
{
Name = l.Key.Name, Error = l.Value.Error
}));
errors.AddRange(result.TableResults
.Select(t => new SyncReplicaErrorResult()
{
Name = t.Key.TableName, Error = t.Value.Error
}));
return(new SynchronizeReplicaResult {
Synchronized = false, ResultErrors = errors
});
}
else
{
return(new SynchronizeReplicaResult {
Synchronized = true
});
}
}
