AcManager.Pages.SelectionLists.SelectCategory.LoadCategories C# (CSharp) Method

        public static IEnumerable<SelectCategory> LoadCategories(string type) {
            return FilesStorage.Instance.GetContentDirectoryFiltered(@"*.json", type).Select(x => x.Filename).SelectMany(x => {
                try {
                    return JsonConvert.DeserializeObject<SelectCategory[]>(File.ReadAllText(x));
                } catch (Exception e) {
                    Logging.Warning($"Cannot load file {Path.GetFileName(x)}: {e}");
                    return new SelectCategory[0];
                }
            }).Select(x => {
                x.Icon = FilesStorage.Instance.GetContentFile(type, x.Icon ?? x.DisplayName + @".png").Filename;
                return x;
            });
        }
    }