/// <summary>
/// Gets the comment tree.
/// </summary>
/// <param name="contentId">The content id.</param>
/// <returns>
/// Root comments for content in tree format.
/// </returns>
public IEnumerable <CommentTreeViewModel> GetCommentTree(Guid contentId)
{
var result = new List <CommentTreeViewModel>();
var dictionary = new Dictionary <Guid, CommentTreeViewModel>();
var dataTreeEnumerator = GetTreeData(contentId);
CommentTreeViewModel currentTop = null;
foreach (var current in dataTreeEnumerator)
{
if (current.ParentCommentId == null)
{
currentTop = current;
result.Add(currentTop);
}
else
{
dictionary[current.ParentCommentId.Value].AddChildNode(current);
}
dictionary.Add(current.Id, current);
}
dictionary.Clear();
return(result.OrderBy(item => item.CreatedDate));
}
/// <summary>
/// Adds to tree.
/// </summary>
/// <param name="currentNode">The current node.</param>
/// <param name="current">The current.</param>
/// <param name="level">The level.</param>
/// <returns>True if success, otherwise false.</returns>
private bool AddToTree(CommentTreeViewModel currentNode, CommentTreeViewModel current, int level)
{
if (level == 0)
{
if (currentNode.Id == current.ParentCommentId)
{
return(true);
}
return(false);
}
foreach (var childNode in currentNode.ChildNodes)
{
if (AddToTree(childNode, current, level - 1))
{
return(true);
}
}
return(false);
}
