using DeluxeBackend.Models;
using DeluxeBackend.Services;
using Discord;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.SignalR;
using System.Numerics;
using System.Security.Claims;

namespace DeluxeBackend.Hubs
{
    [Authorize]
    public class NotificationHub : Hub
    {
        private readonly ILiteDbService db;
        private readonly IJwtService jwt;
        private readonly INotificationService ws;
        //private readonly INotificationService notificationService;

        public NotificationHub(ILiteDbService _db, IJwtService _jet, INotificationService _ws)
        {
            db = _db;
            jwt = _jet;
            ws= _ws;
        }
        public class SubscriptionParam
        {
            public List<long> PlayerIds { get; set; } = new();
        }


        public async Task SubscribeToPlayers(SubscriptionParam parms)
        {
            /*var subscriberId = Context.User?.FindFirst("sub")?.Value;
            if (subscriberId == null) return;

            var currentSubs = Context.Items["subs"] as HashSet<long> ?? [];
            var newSet = new HashSet<long>(parms.PlayerIds);

            foreach (var oldTarget in currentSubs.Where(id => !newSet.Contains(id)))
            {
                await Groups.RemoveFromGroupAsync(Context.ConnectionId, $"subs_{oldTarget}");
            }

            foreach (var newTarget in newSet.Where(id => !currentSubs.Contains(id)))
            {
                await Groups.AddToGroupAsync(Context.ConnectionId, $"subs_{newTarget}");
            }

            Context.Items["subs"] = newSet;*/
        }

        public override async Task OnDisconnectedAsync(Exception? exception)
        {
            await base.OnDisconnectedAsync(exception);
            Account? account = await jwt.GetLogin(Context.User);

            if (account == null)
            {
                return;
            }

            AccountPresence presence = db.Presences.Include(x => x.Account).Include(x => x.Instance).Include(x => x.Instance!.SubRoom).Include(x => x.Instance!.SubRoom!.Room).Include(x => x.Instance!.SubRoom!.Room!.Creator).FindOne(x => x.Account.Id == account.Id);
            if (presence == null)
            {
                presence = new AccountPresence
                {
                    Account = account,
                };
            }
            presence.Instance = null;
            presence.LastOnline = DateTime.UtcNow;
            presence.IsOnline = false;
            db.Presences.Upsert(presence);
            await ws.SendToAllPlayer("PresenceUpdate", presence.ToDictionary());
        }
    }

}