package tree

type Node struct {
	Name       string
	IsDir      bool
	Children   map[string]*Node
	Annotation string
	Ref        string
}

func splitPath(relPath string) []string {
	var parts []string
	start := 0
	for i := 0; i <= len(relPath); i++ {
		if i == len(relPath) || relPath[i] == '/' || relPath[i] == '\\' {
			if i > start {
				parts = append(parts, relPath[start:i])
			}
			start = i + 1
		}
	}
	return parts
}

func addPath(root *Node, rel string, isDir bool) *Node {
	parts := splitPath(rel)
	cur := root
	for i, part := range parts {
		if _, ok := cur.Children[part]; !ok {
			cur.Children[part] = &Node{Name: part, IsDir: i < len(parts)-1, Children: make(map[string]*Node)}
		}
		cur = cur.Children[part]
	}
	cur.IsDir = isDir
	return cur
}