/// <summary>
/// Creates decorated expression for activation strategy
/// </summary>
/// <param name="scope"></param>
/// <param name="request"></param>
/// <param name="strategy"></param>
/// <param name="decorators"></param>
/// <returns></returns>
protected virtual IActivationExpressionResult CreateDecoratedActivationStrategy(IInjectionScope scope, IActivationExpressionRequest request, ICompiledExportStrategy strategy, List <ICompiledDecoratorStrategy> decorators)
{
decorators.Sort((x, y) => Comparer <int> .Default.Compare(x.Priority, y.Priority));
var pathNodes = ImmutableLinkedList <IActivationPathNode> .Empty;
if (decorators.All(d => d.ApplyAfterLifestyle))
{
pathNodes = pathNodes.Add(new DecoratorActivationPathNode(strategy, request.ActivationType, strategy.Lifestyle));
foreach (var decorator in decorators)
{
pathNodes = pathNodes.Add(new DecoratorActivationPathNode(decorator, request.ActivationType, null));
}
}
else
{
pathNodes = pathNodes.Add(new DecoratorActivationPathNode(strategy, request.ActivationType, null));
DecoratorActivationPathNode currentNode = null;
foreach (var decorator in decorators.Where(d => !d.ApplyAfterLifestyle))
{
currentNode = new DecoratorActivationPathNode(decorator, request.ActivationType, null);
pathNodes = pathNodes.Add(currentNode);
}
if (currentNode != null)
{
currentNode.Lifestyle = strategy.Lifestyle;
}
foreach (var decorator in decorators.Where(d => d.ApplyAfterLifestyle))
{
pathNodes = pathNodes.Add(new DecoratorActivationPathNode(decorator, request.ActivationType, null));
}
}
request.SetDecoratorPath(pathNodes);
var pathNode = request.PopDecoratorPathNode();
return(pathNode.GetActivationExpression(scope, request));
}
