public override bool HandleChanges(IGraphContext graphContext, SnapshotChangedEventArgs e)
{
IDependenciesSnapshot snapshot = e.Snapshot;
if (snapshot == null || e.Token.IsCancellationRequested)
{
return(false);
}
foreach (GraphNode inputGraphNode in graphContext.InputNodes.ToList())
{
string existingDependencyId = inputGraphNode.GetValue <string>(DependenciesGraphSchema.DependencyIdProperty);
if (string.IsNullOrEmpty(existingDependencyId))
{
continue;
}
string projectPath = inputGraphNode.Id.GetValue(CodeGraphNodeIdName.Assembly);
if (string.IsNullOrEmpty(projectPath))
{
continue;
}
IDependency updatedDependency = GetDependency(projectPath, existingDependencyId, out IDependenciesSnapshot updatedSnapshot);
if (updatedDependency == null)
{
continue;
}
IDependenciesGraphViewProvider viewProvider = ViewProviders
.FirstOrDefaultValue((x, d) => x.SupportsDependency(d), updatedDependency);
if (viewProvider == null)
{
continue;
}
if (!viewProvider.ShouldTrackChanges(projectPath, snapshot.ProjectPath, updatedDependency))
{
continue;
}
using (var scope = new GraphTransactionScope())
{
viewProvider.TrackChanges(
graphContext,
projectPath,
updatedDependency,
inputGraphNode,
updatedSnapshot.Targets[updatedDependency.TargetFramework]);
scope.Complete();
}
}
return(false);
}
