FileStore.FileStore.GetFileId C# (CSharp) Method

        private Guid? GetFileId(string path)
        {
            string[] components = path.Split(Separators, StringSplitOptions.RemoveEmptyEntries);
            if(components.Length == 0) {
                return null;
            }

            string fileName = components[components.Length - 1];
            StoreFolder folder = GetFolder(path.Substring(0, path.Length - fileName.Length));

            if(folder == null) {
                return null;
            }

            // check if the folder contains the file
            if(folder.Files.ContainsKey(fileName)) {
                return folder.Files[fileName];
            }

            return null;
        }