/// <summary>
/// Loads the necessary prerequisites for DestinationRelationshipViewModel
/// </summary>
public async Task LoadViewModel(RelatedFeatureQueryResult relatedFeatureQueryResult)
{
// get the related records for all the destination relationships to make available for editing
await GetAvailableValues();
if (relatedFeatureQueryResult.Count() > 0)
{
var relatedRecord = relatedFeatureQueryResult.First();
// load feature to be able to access popup
if (relatedRecord is ArcGISFeature loadableFeature)
{
await loadableFeature.LoadAsync();
}
// choose the selected related record from the list of available values
// this will enable seamless binding during editing to the list of available values and to the selected value
foreach (var popupManager in OrderedAvailableValues)
{
if (popupManager.DisplayedFields.Count() > 0 && AreAttributeValuesTheSame(popupManager, relatedRecord))
{
PopupManager = popupManager;
return;
}
}
}
}
/// <summary>
/// Loads the necessary prerequisites for OriginRelationshipViewModel
/// </summary>
public async Task LoadViewModel(RelatedFeatureQueryResult relatedFeatureQueryResult, RelationshipInfo relationshipInfo)
{
if (relatedFeatureQueryResult.Count() > 0)
{
OriginRelatedRecords = new ObservableCollection <PopupManager>();
foreach (var relatedRecord in relatedFeatureQueryResult)
{
// load feature to be able to access popup
if (relatedRecord is ArcGISFeature loadableFeature)
{
await loadableFeature.LoadAsync();
}
var popupManager = new PopupManager(new Popup(relatedRecord, relatedRecord.FeatureTable.PopupDefinition));
OriginRelatedRecords.Add(popupManager);
RelationshipInfo = relationshipInfo;
}
// sort list if more than one record
if (OriginRelatedRecords.Count > 1)
{
OriginRelatedRecords = new ObservableCollection <PopupManager>(OriginRelatedRecords.OrderByDescending(x => x.DisplayedFields.First().Value));
}
}
}
