public ActionResult DecisionNodeOrder(policyData vData, int id, int id2, int linkId, FormCollection collection)
{
DecisionNodeEntity match = new DecisionNodeEntity(id2);
DecisionNodeCollection coll = new DecisionNodeCollection();
PredicateExpression pe = new PredicateExpression(DecisionNodeFields.Id != match.Id);
pe.Add(DecisionNodeFields.ParentId == id);
SortExpression se = null;
if (collection["up"] != null)
{
// Find all categories with display index less than ours.
pe.Add(DecisionNodeFields.Order <= match.Order);
// Order by display index, highest first.
se = new SortExpression(DecisionNodeFields.Order | SortOperator.Descending);
}
else
{
// Find all categories with display index greater than ours.
pe.Add(DecisionNodeFields.Order >= match.Order);
// Order by display index, lowest first.
se = new SortExpression(DecisionNodeFields.Order | SortOperator.Ascending);
}
// Swap with closest one.
if (coll.GetMulti(pe, 1, se) && coll.Count > 0)
{
int temp = coll[0].Order;
coll[0].Order = match.Order;
match.Order = temp;
match.Save();
coll.SaveMulti();
}
string action = collection["backTo"];
if (action == "EditRule")
{
vData.Condition = new DecisionNodeEntity(id);
id = vData.Condition.Rule[0].Id;
}
return RedirectToAction(action, new { id = id, linkId = linkId });
}
