public INode EnsureFolders(IEnumerable <INode> nodes, string folderName, INode rootNode = null)
{
var paths = MegaApiClientHelper.SplitSubPaths(folderName);
var parent = rootNode ?? FindRoot(nodes);
if (parent != null)
{
for (int i = 0; i < paths.Length; i++)
{
var folderNode = FindDirectory(nodes, paths[i], parent);
if (folderNode == null)
{
folderNode = CreateFolder(paths[i], parent);
}
if (folderNode == null)
{
break;
}
if (i == (paths.Length - 1))
{
return(folderNode);
}
parent = folderNode;
}
}
return(null);
}
private INode FindFolder(IEnumerable <INode> nodes, string folderName)
{
var paths = MegaApiClientHelper.SplitSubPaths(folderName);
var parentId = FindRoot(nodes)?.Id;
if (!string.IsNullOrEmpty(parentId))
{
for (int i = 0; i < paths.Length; i++)
{
var folderNode = FindDirectory(nodes, paths[i], parentId);
if (folderNode == null)
{
return(null);
}
if (i == (paths.Length - 1))
{
return(folderNode);
}
parentId = folderNode.Id;
}
}
return(null);
}