using System;
using System.Collections.Generic;
using System.Text;

namespace InABox.Core
{
    public class Notify
    {
        private static List<IPollHandler> Handlers = new List<IPollHandler>();

        private static List<Notifier> Notifiers { get; set; } = new List<Notifier>();

        private Notify() { }

        public static void AddNotifier(Notifier notifier) =>
            Notifiers.Add(notifier);

        public static void Push<TNotification>(TNotification notification) where TNotification : BaseObject => 
            Notifiers.ForEach(x => x.Push(notification));

        public static void Push<TNotification>(Guid session, TNotification notification) where TNotification : BaseObject =>
            Notifiers.ForEach(x => x.Push(session, notification));

        public static void PushUser<TNotification>(Guid userID, TNotification notification) where TNotification : BaseObject =>
            Notifiers.ForEach(x => x.PushUser(userID, notification));

        public static void Push<TNotification>(Platform platform, TNotification notification) where TNotification : BaseObject => 
            Notifiers.ForEach(x => x.Push(platform, notification));

        public static void Poll(Guid session)
        {
            foreach (var handler in Handlers)
            {
                foreach (var notification in handler.Poll(session))
                {
                    Notifiers.ForEach(x => x.Push(session, handler.Type, notification));
                }
            }
        }

        public static void AddPollHandler<TNotification>(PollHandler<TNotification> handler)
            where TNotification : BaseObject
        {
            Handlers.Add(handler);
        }
        public static void AddPollHandler<TNotification>(PollHandler<TNotification>.PollEvent poll)
            where TNotification : BaseObject
        {
            Handlers.Add(new PollHandler<TNotification>(poll));
        }
    }
}