private static void DisplayStructure(INodeViewModel root, int depth = 0)
{
Console.Write($"{new string(' ', depth)} {root.GetType().Name} {root.NodeType} {root.Value} ");
var vNode = root.As <NodeValidationDecorator>();
if (vNode != null && vNode.ValidationState != null)
{
var lastColor = Console.ForegroundColor;
Console.ForegroundColor = vNode.ValidationState.IsValid
? ConsoleColor.Green
: ConsoleColor.Red;
Console.Write($"{vNode.ValidationState.IsValid} \"{vNode.ValidationState.Message}\"");
Console.ForegroundColor = lastColor;
}
Console.WriteLine();
foreach (var child in root.Children)
{
DisplayStructure(child, depth + 1);
}
}
public void ProcessNode(INodeViewModel node, IEnumerable <IValidationRule> rules)
{
var validNode = node.As <NodeValidationDecorator>();
if (validNode == null)
{
return;
}
var results = rules.Select(rule => rule.Validate(node, _treeConductor)).ToArray();
validNode.ValidationState = new CollectionValidationResult(results);
}