public List <TreeNode> FindNodes(string typeName, [Required, FromBody] FindNodesRequest request)
{
Type type = TypeLogic.GetType(typeName);
var list = giFindNodesGeneric.GetInvoker(type)(request);
return(ToTreeNodes(list));
}
static List <TreeInfo> FindNodesGeneric <T>(FindNodesRequest request)
where T : TreeEntity
{
var qd = QueryLogic.Queries.QueryDescription(typeof(T));
var userFilters = request.userFilters.Select(f => f.ToFilter(qd, false)).ToList();
var frozenFilters = request.frozenFilters.Select(f => f.ToFilter(qd, false)).ToList();
var frozenQuery = QueryLogic.Queries.GetEntities(new QueryEntitiesRequest {
QueryName = typeof(T), Filters = frozenFilters, Orders = new List <Order>()
})
.Select(a => (T)a.Entity);
var filteredQuery = QueryLogic.Queries.GetEntities(new QueryEntitiesRequest {
QueryName = typeof(T), Filters = userFilters.Concat(frozenFilters).ToList(), Orders = new List <Order>()
})
.Select(a => (T)a.Entity);
var disabledMixin = MixinDeclarations.IsDeclared(typeof(T), typeof(DisabledMixin));
var list = filteredQuery
.SelectMany(t => t.Ascendants())
.Select(t => new TreeInfo
{
route = t.Route,
name = t.Name,
lite = t.ToLite(),
level = t.Level(),
disabled = disabledMixin && t.Mixin <DisabledMixin>().IsDisabled,
childrenCount = frozenQuery.Count(a => (bool)(a.Route.GetAncestor(1) == t.Route)),
}).ToList();
var expandedChildren = request.expandedNodes.IsNullOrEmpty() ? new List <TreeInfo>() :
frozenQuery
.Where(t => request.expandedNodes.Contains(t.Parent().ToLite()))
.SelectMany(t => t.Ascendants())
.Select(t => new TreeInfo
{
route = t.Route,
name = t.Name,
lite = t.ToLite(),
level = t.Level(),
disabled = disabledMixin && t.Mixin <DisabledMixin>().IsDisabled,
childrenCount = frozenQuery.Count(a => (bool)(a.Route.GetAncestor(1) == t.Route)),
}).ToList();
return(list.Concat(expandedChildren).ToList());
}
