using System.Collections.ObjectModel;
using System.Linq;

namespace Model
{
    public class Manager
    {
        public IPersistance Mgrpersistance
        { 
            get { return mgrpersistance; }
            set { mgrpersistance = value; }
        }
        private IPersistance mgrpersistance;
        public ObservableCollection<Game> GameList { get;}
        public ObservableCollection<Game> ResearchedGame { get; set; }
        public User CurrentUser { get; set; }
        public HashSet<User> Users { get; set; }

        public Manager(IPersistance persistance)
        {
            Mgrpersistance = persistance;
            CurrentUser = new User("","", "", "", "Azerty123*");
            GameList = persistance.LoadGame();
            ResearchedGame = persistance.LoadGame();
            Users = persistance.LoadUser();
            if (GameList == null) 
            {
                GameList = new ObservableCollection<Game>();
            }
        }

        public void AddGametoGamesList(Game game)
        {
            GameList.Add(game);
            Mgrpersistance.SaveGame(GameList);
        }
        public void AddUsertoUserList(User user)
        {
            Users.Add(user);
            Mgrpersistance.SaveUser(Users);
        }

        public void RemoveGameFromGamesList(Game game)
        {
            GameList.Remove(game);
            Mgrpersistance.SaveGame(GameList);
        }

        public void SaveGames()
        {
            Mgrpersistance.SaveGame(GameList);
        }
        public User? SearchUser(string username)
        {
            foreach (User user in Users)
            {
                if (user.Username == username) return user;
            }
            return null;
        }
        public void SaveUser()
        {
            Mgrpersistance.SaveUser(Users);
        }
    }
}