using MediaBrowser.Controller;

namespace Jellyfin.Plugin.SmartPlaylist {

    public interface ISmartPlaylistFileSystem {
        public string StoragePath { get; }
        public string GetSmartPlaylistFilePath(SmartPlaylistId smartPlaylistId);
        public string FindSmartPlaylistFilePath(SmartPlaylistId smartPlaylistId);
        public string[] FindAllSmartPlaylistFilePaths();
    }

    public class SmartPlaylistFileSystem : ISmartPlaylistFileSystem {
        public SmartPlaylistFileSystem(IServerApplicationPaths serverApplicationPaths) {
            StoragePath = Path.Combine(serverApplicationPaths.DataPath, "smartplaylists");
            if (!Directory.Exists(StoragePath)) { Directory.CreateDirectory(StoragePath); }
        }
        public string StoragePath { get; }
        public string GetSmartPlaylistFilePath(SmartPlaylistId smartPlaylistId) {
            return Path.Combine(StoragePath, $"{smartPlaylistId}.yaml");
        }
        public string FindSmartPlaylistFilePath(SmartPlaylistId smartPlaylistId) {
            return Directory.GetFiles(StoragePath, $"{smartPlaylistId}.yaml", SearchOption.AllDirectories).Concat(
                Directory.GetFiles(StoragePath, $"{smartPlaylistId}.yml", SearchOption.AllDirectories)
            ).Concat(
                Directory.GetFiles(StoragePath, $"{smartPlaylistId}.json", SearchOption.AllDirectories)
            ).First();
        }
        public string[] FindAllSmartPlaylistFilePaths() {
            return Directory.GetFiles(StoragePath, "*.yaml", SearchOption.AllDirectories).Concat(
                Directory.GetFiles(StoragePath, "*.yml", SearchOption.AllDirectories)
            ).Concat(
                Directory.GetFiles(StoragePath, "*.json", SearchOption.AllDirectories)
            ).ToArray();
        }
    }
}