private static void TraverseActivities(BaseTraversalObject activity, int level)
{
_logger.Trace($"Converting {activity.DisplayName} to traversal object.");
_logger.Trace($"In Level: {level}.");
AddActivityToTransferObject(activity, level);
// add any variables in current scope to transfer object (as global scope variable)
if (activity.Variables.Any())
{
_logger.Trace($"Has {activity.Variables.Count()} variables.");
AddVariablesToTransferObject(activity.Variables);
}
// evaluate any activities in scope
_logger.Trace($"Has {activity.Activities.Count()} child activities.");
foreach (var childActivity in activity.Activities)
{
// convert child to traversal object
var newActivity = FromGenericWWFObject.ToBaseTraversalObject(childActivity);
// traverse child
if (newActivity.IsSequence || newActivity.IsForEachActivity || newActivity.IsIfActivity ||
newActivity.IsTryCatchActivity)
{
TraverseActivities(newActivity, level + 1);
}
else
{
AddActivityToTransferObject(newActivity, level);
}
}
// evaluate if then
if (activity.Then != null)
{
_logger.Trace("In Then.");
var thenActivity = FromGenericWWFObject.ToBaseTraversalObject(activity.Then);
TraverseActivities(thenActivity, level + 1);
}
// evaluate if else
if (activity.Else != null)
{
_logger.Trace("In Else");
var elseActivity = FromGenericWWFObject.ToBaseTraversalObject(activity.Else);
TraverseActivities(elseActivity, level + 1);
}
}
private static void AddActivityToTransferObject(BaseTraversalObject activity, int level)
{
if (activity.IsSequence)
{
TransferObject.Activities.Add((level, new TransferSequenceObject
{
DisplayName = activity.DisplayName
}));
}
if (activity.IsIfActivity)
{
TransferObject.Activities.Add((level, new TransferIfObject
{
DisplayName = activity.DisplayName,
Condition = activity.Condition
}));
}
if (activity.IsForEachActivity)
{
TransferObject.Activities.Add((level, new TransferForEachObject
{
DisplayName = activity.DisplayName,
Values = activity.Values,
Argument = activity.Argument
}));
}
if (activity.IsTryCatchActivity)
{
TransferObject.Activities.Add((level, new TransferTryCatchObject
{
DisplayName = activity.DisplayName
}));
}
if (activity.IsCodeActivity)
{
TransferObject.Activities.Add((level, new TransferCodeActivity
{
DisplayName = activity.DisplayName,
Arguments = activity.Arguments.Select(a => a.Value).ToList()
}));
}
}
