using System.Collections.Generic;
using System.Linq;

namespace TyphoonEvent
{
    public class ProxyCollection
    {
        public HashSet<IEventProxy> Proxies { get; } = new HashSet<IEventProxy>();
        public bool Changed { get; set; } = true;

        public void Add(IEventProxy proxy)
        {
            Changed |= Proxies.Add(proxy);
        }

        public void Remove(IEventProxy proxy)
        {
            Changed |= Proxies.Remove(proxy);
        }

        public IEventProxy[] RebuildHandlerArray()
        {
            Changed = false;
            return Proxies.ToArray();
        }
    }
}