public List <Entity <T> > GetAncestors(Entity <T> entity, UserAccess access, out int maxDepth)
{
var ancestors = new List <Entity <T> >();
var entityId = entity.Data.ArchiveRecordId;
maxDepth = 0;
var items = entity.Data.ArchiveplanContext;
if (items != null)
{
var depth = 0;
foreach (var contextItem in items)
{
var id = contextItem.ArchiveRecordId;
if (entityId.Equals(id))
{
continue;
}
var item = new Entity <T>
{
Data = new T
{
ArchiveRecordId = id,
Title = contextItem.Title,
ReferenceCode = contextItem.RefCode
}
};
var ancestorOptions = new EntityMetaOptions
{
SetDepth = depth
};
var context = GetAsDecoratedContext(item, access, ancestorOptions);
item.Context = context;
ancestors.Add(item);
maxDepth = Math.Max(maxDepth, depth);
depth += 1;
}
}
if (ancestors.Count > 0)
{
ancestors = ancestors.OrderBy(anc => anc.Depth).ToList();
}
return(ancestors);
}
public JObject GetAsDecoratedContext(Entity <T> entity, UserAccess access, EntityMetaOptions options = null)
{
var hasContext = false;
var context = new JObject();
entity.MetaData = GetMetadata(entity.Data, access);
options = options ?? EntityMetaOptions.DefaultOptions;
var depth = options.SetDepth;
// ancestors
if (options.FetchAncestors)
{
var ancestors = GetAncestors(entity, access, out depth);
if (ancestors.Count > 0)
{
hasContext = true;
context.Add(ancestorsKey, JArray.FromObject(ancestors));
depth += 1;
}
}
// own depth
entity.Depth = depth;
depth += 1;
// children
if (options.FetchChildren)
{
var result = GetChildren(entity.Data, depth, access, options?.ChildrenPaging);
if (result.Items.Count > 0)
{
hasContext = true;
JsonHelper.AddOrSet(context, childrenKey, JArray.FromObject(result.Items), true);
if (result.Paging != null)
{
JsonHelper.AddOrSet(context, childrenPagingKey, JObject.FromObject(result.Paging), true);
}
}
}
return(hasContext ? context : null);
}