// function to submit a sync task
// -the url for the feature service and the path to the local geodatabase are passed in
public async Task SyncronizeEditsAsync(FeatureLayerInfo featureLayerInfo, Uri uri)
{
// create sync parameters
var taskParameters = new SyncGeodatabaseParameters
{
RollbackOnFailure = true,
SyncDirection = SyncDirection.Bidirectional
};
// cancel if an earlier call was made and hasn't completed
if (_syncCancellationTokenSource != null)
{
_syncCancellationTokenSource.Cancel();
}
// create a new cancellation token
_syncCancellationTokenSource = new CancellationTokenSource();
var cancelToken = _syncCancellationTokenSource.Token;
// create a sync task with the url of the feature service to sync
var syncTask = new GeodatabaseSyncTask(uri);
// create a new Progress object to report updates to the sync status
var progress = new Progress<GeodatabaseStatusInfo>();
progress.ProgressChanged += (sender, s) => { _model.SetMessageInfo("Progress: " + s.Status.ToString()); };
// call SyncGeodatabaseAsync and pass in: sync params, local geodatabase, completion callback, update interval, progress, and cancellation token
var geodatabaseFeatureTable = featureLayerInfo.FeatureLayer.FeatureTable as GeodatabaseFeatureTable;
var gdbResult = await syncTask.SyncGeodatabaseAsync(
taskParameters,
geodatabaseFeatureTable.Geodatabase,
(p, q) =>
{
// reset the cancellation token source
_syncCancellationTokenSource = null;
// if unsuccessful, report the exception and return
if (q != null)
{
_model.SetMessageInfo("An exception occured: " + q.Message);
return;
}
// if successful, notify the user
_model.SetMessageInfo("--- Sync completed ---");
//// optionally, do something with the result
//var resultUri = p.ResultUri;
// ...
UpdateToc(featureLayerInfo);
_model.SetSyncState(CheckSyncState(false));
},
null,
new TimeSpan(0, 0, 10),
progress,
cancelToken);
}
private async Task<Uri> GetFeatureServiceUrlForSync(FeatureLayerInfo featureLayerInfo)
{
var arcGisPortal = await ArcGISPortal.CreateAsync(_model.DefaultServerUri);
var item = await ArcGISPortalItem.CreateAsync(arcGisPortal, _currentOfflineMapItem.WebMapId);
var webMap = await WebMap.FromPortalItemAsync(item);
foreach (var webMapItem in webMap.OperationalLayers)
{
if (webMapItem.Title.Contains(featureLayerInfo.FeatureLayer.ID))
{
var uri = new Uri(webMapItem.Url);
var newSegments = uri.Segments.Take(uri.Segments.Length - 1).ToArray();
newSegments[newSegments.Length - 1] = newSegments[newSegments.Length - 1].TrimEnd('/');
var uriBuilder = new UriBuilder(uri) {Path = string.Concat(newSegments)};
return uriBuilder.Uri;
}
}
return null;
}
private async Task CreateToc()
{
FeatureLayerInfoItems.Clear();
if (CurrentEsriMapView == null) return;
foreach (var layer in CurrentEsriMapView.Map.Layers)
{
if (!(layer is FeatureLayer)) continue;
var featureLayer = layer as FeatureLayer;
long edits = 0;
FeatureServiceLayerInfo serviceInfo = null;
if (featureLayer.FeatureTable is GeodatabaseFeatureTable)
{
var table = featureLayer.FeatureTable as GeodatabaseFeatureTable;
if (table.HasEdits)
{
edits = table.AddedFeaturesCount + table.DeletedFeaturesCount + table.UpdatedFeaturesCount;
}
serviceInfo = table.ServiceInfo;
}
if (featureLayer.FeatureTable is ServiceFeatureTable) //online
{
var table = featureLayer.FeatureTable as ServiceFeatureTable;
if (table.HasEdits)
{
edits = table.AddedFeaturesCount + table.DeletedFeaturesCount + table.UpdatedFeaturesCount;
}
serviceInfo = table.ServiceInfo;
}
bool isEditable = false;
bool isSyncable = false;
foreach (var capability in serviceInfo.Capabilities)
{
if (capability == "Editing")
{
isEditable = true;
}
if (capability == "Sync")
{
isSyncable = true;
}
}
if (isEditable)
{
// var test = featureLayer.FeatureTable.ServiceInfo.DrawingInfo.Renderer as SimpleRenderer;
// UniqueValueInfoCollection uniqueValueInfoCollection = test.;
var legendInfosList = new List<LegendInfo>();
if (serviceInfo.DrawingInfo.Renderer is SimpleRenderer)
{
var renderer =
serviceInfo.DrawingInfo.Renderer as SimpleRenderer;
var imageSource = await renderer.Symbol.CreateSwatchAsync();
var legendInfo = new LegendInfo(renderer.Label, imageSource, renderer.Symbol, CreateNewFeatureCommand);
legendInfosList.Add(legendInfo);
}
else if (serviceInfo.DrawingInfo.Renderer is UniqueValueRenderer)
{
var renderer = serviceInfo.DrawingInfo.Renderer as UniqueValueRenderer;
foreach (var info in renderer.Infos)
{
var imageSource = await info.Symbol.CreateSwatchAsync();
legendInfosList.Add(new LegendInfo(info.Label, imageSource, info.Symbol, CreateNewFeatureCommand));
}
}
else if (serviceInfo.DrawingInfo.Renderer is ClassBreaksRenderer)
{
var renderer = serviceInfo.DrawingInfo.Renderer as ClassBreaksRenderer;
foreach (var info in renderer.Infos)
{
var imageSource = await info.Symbol.CreateSwatchAsync();
legendInfosList.Add(new LegendInfo(info.Label, imageSource, info.Symbol, CreateNewFeatureCommand));
}
}
var featureLayerEditInfoItem = new FeatureLayerInfo(featureLayer, isEditable, isSyncable, edits, legendInfosList);
FeatureLayerInfoItems.Add(featureLayerEditInfoItem);
}
}
}
private void UpdateToc(FeatureLayerInfo featureLayerInfo)
{
if (CurrentEsriMapView == null) return;
long edits = 0;
if (featureLayerInfo.FeatureLayer.FeatureTable is GeodatabaseFeatureTable)
{
var table = featureLayerInfo.FeatureLayer.FeatureTable as GeodatabaseFeatureTable;
if (table.HasEdits)
{
edits = table.AddedFeaturesCount + table.DeletedFeaturesCount + table.UpdatedFeaturesCount;
}
}
if (featureLayerInfo.FeatureLayer.FeatureTable is ServiceFeatureTable) //online
{
var table = featureLayerInfo.FeatureLayer.FeatureTable as ServiceFeatureTable;
if (table.HasEdits)
{
edits = table.AddedFeaturesCount + table.DeletedFeaturesCount + table.UpdatedFeaturesCount;
}
}
featureLayerInfo.Edits = edits;
}
private async Task CreateNewFeature(FeatureLayerInfo featureLayerInfo, LegendInfo legendInfo)
{
if (CurrentEsriMapView.Editor.IsActive)
{
CurrentEsriMapView.Editor.Cancel.Execute(null);
}
Graphic graphic = null;
switch (featureLayerInfo.FeatureLayer.FeatureTable.GeometryType)
{
case GeometryType.Unknown:
break;
case GeometryType.Point:
graphic = await CreateGraphicAsync(legendInfo.EsriSymbol, DrawShape.Point);
break;
case GeometryType.Polyline:
graphic = await CreateGraphicAsync(legendInfo.EsriSymbol, DrawShape.Polyline);
break;
case GeometryType.Polygon:
graphic = await CreateGraphicAsync(legendInfo.EsriSymbol, DrawShape.Polygon);
break;
case GeometryType.Envelope:
break;
}
if (featureLayerInfo.FeatureLayer.FeatureTable is GeodatabaseFeatureTable)
{
var table = featureLayerInfo.FeatureLayer.FeatureTable as GeodatabaseFeatureTable;
//_model.SetMessageInfo("Table was not found in the local geodatabase.");
var feature = new GeodatabaseFeature(table.Schema) {Geometry = graphic.Geometry,};
if (feature.Schema.Fields.Any(fld => fld.Name == table.ServiceInfo.DisplayField))
feature.Attributes[table.ServiceInfo.DisplayField] = legendInfo.Label;
await table.AddAsync(feature);
}
if (featureLayerInfo.FeatureLayer.FeatureTable is ServiceFeatureTable)
{
var table = featureLayerInfo.FeatureLayer.FeatureTable as ServiceFeatureTable;
var feature = new GeodatabaseFeature(table.Schema) {Geometry = graphic.Geometry,};
if (feature.Schema.Fields.Any(fld => fld.Name == table.ServiceInfo.DisplayField))
feature.Attributes[table.ServiceInfo.DisplayField] = legendInfo.Label;
await table.AddAsync(feature);
}
}