private void CreateConversationNodes(string selectedId, IEnumerable <MessageNode> relatedNodes)
{
foreach (var node in relatedNodes)
{
if (string.Equals(node.Message.Id, selectedId, StringComparison.InvariantCultureIgnoreCase))
{
_originalSelectionId = selectedId;
SelectedMessage = node;
}
_nodeMap.TryAdd(node.Message.Id, node);
Diagram.Nodes.Add(node);
}
}
public async void Handle(SelectedMessageChanged @event)
{
if (_loadingConversation)
{
return;
}
_loadingConversation = true;
_originalSelectionId = string.Empty;
_nodeMap.Clear();
SelectedMessage = null;
Diagram = new MessageFlowDiagram();
var storedMessage = @event.Message;
if (storedMessage == null)
{
_loadingConversation = false;
return;
}
var conversationId = storedMessage.ConversationId;
if (conversationId == null)
{
_loadingConversation = false;
return;
}
try
{
var relatedMessagesTask = await _serviceControl.GetConversationById(conversationId);
var nodes = relatedMessagesTask.ConvertAll(CreateMessageNode);
CreateConversationNodes(storedMessage.Id, nodes);
LinkConversationNodes(nodes);
UpdateLayout();
}
finally
{
_loadingConversation = false;
}
}
private void AddConnection(MessageNode parentNode, MessageNode childNode)
{
var fromPoint = new DiagramConnectionPoint(parentNode, Edge.Bottom);
var toPoint = new DiagramConnectionPoint(childNode, Edge.Top);
parentNode.ConnectionPoints.Add(fromPoint);
childNode.ConnectionPoints.Add(toPoint);
DiagramConnection connection;
if (childNode.IsPublished)
{
connection = new EventConnection(fromPoint, toPoint);
}
else
{
connection = new CommandConnection(fromPoint, toPoint);
}
Diagram.Connections.Add(connection);
}
public SearchMessageEventArgs(MessageNode message)
{
this.MessageNode = message;
}
public void Handle(SelectedMessageChanged message)
{
SelectedMessage = null;
_nodeMap.Clear();
Diagram = new MessageFlowDiagram();
}
public SearchMessageEventArgs(MessageNode message)
{
this.MessageNode = message;
}