public PathNodeViewModel(PathNodeViewModel master, string path, string slug = "")
{
Master = master;
Items = new ObservableCollection <PathNodeViewModel>();
Items.CollectionChanged += Items_CollectionChanged;
var token = !String.IsNullOrWhiteSpace(slug) ? slug : path.TrimStart('/');
Model = new PathNode()
{
Display = token.ToTitleCase(),
Slug = token,
Path = $"{master.Slug}/{token}"
};
if (!String.IsNullOrWhiteSpace(slug))
{
if (path.StripSlug(out string nextSlug, out string next))
{
//Items.Add(new PathNodeViewModel(string.Empty,))
}
else
{
Items.Add(new PathNodeViewModel(this, path));
}
}
}
internal void EnsurePath(string path)
{
if (path.StripSlug(out string slug, out string next))
{
var found = Items.FirstOrDefault(y => y.Slug.Equals(slug));
if (found == null)
{
var token = Path.Equals("/virtual") ? $"/{slug}" : $"{Path}/{slug}";
found = new PathNodeViewModel(new PathNode()
{
Display = slug,
Path = token,
Slug = slug
}, this);
Items.Add(found);
}
found.EnsurePath(next);
}
else if (!Path.Equals(path, StringComparison.OrdinalIgnoreCase))
{
var p = path.TrimStart('/');
var t = Path.Equals("/virtual") ? path : $"{Path}/{p}";
var token = Master != null && !Master.Path.Equals("/virtual") ? $"{Master.Path}/{Slug}/{p}" : t;
Items.Add(new PathNodeViewModel(new PathNode()
{
Display = p,
Path = token,
Slug = p
}, this));
}
}
public PathNodeViewModel(PathNode model, PathNodeViewModel master)
{
Master = master;
//model.Path = $"{master.Slug}/{model.Slug}";
Model = model;
if (model.Items != null)
{
Items = new ObservableCollection <PathNodeViewModel>(from x in model.Items select new PathNodeViewModel(x, this));
Items.CollectionChanged += Items_CollectionChanged;
}
}
