using EventBus;
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace TcpEventBus
{
    public class TcpAnonymousEventData : IAnonymousEventData,ISubscripData
    {
        ConcurrentDictionary<Guid, ActionValue<object[]>> _list = new ConcurrentDictionary<Guid, ActionValue<object[]>>();
        private ISocket _Socket;
        public TcpAnonymousEventData(ISocket socket, string eventName, string hash)
        {
            _Socket = socket;
            EventName = eventName;
            Hash = hash;
        }
        public string EventName { get; }

        public string Hash { get; }

        public bool IsResultEvent => false;

        public bool IsAnonymous => true;

        public void Clear()
        {
            lock (_list)
            {
                _list.Clear();
            }
        }

        public void Publish(object sender, Properties? properties = null, params object[] data)
        {
            if (data == null || _Socket == null) return;
            _Socket.Send(this.GetAnonyMsg(data, properties).GetBytes());
        }

        public Task PublishAsync(object sender, Properties? properties = null, params object[] data)
        {
            if (data == null || _Socket == null) return Task.CompletedTask;
            return Task.Run(()=> _Socket.Send(this.GetAnonyMsg(data, properties).GetBytes()));
        }

        public Guid Subscrip(Action<object, EventArgs<object[]>> action, Properties? properties = null)
        {
            lock (_list)
            {
                ArgumentNullException.ThrowIfNull(action);
                properties ??= Properties.Default;
                var temp = new ActionValue<object[]>(action, properties);
                _list[temp.IntPtr] = temp;
                return temp.IntPtr;
            }
        }

        public void Subscrip(byte[] data, Properties properties)
        {
            lock (_list)
            {
                object[] t = MsgTool.GetAnonyDatas(data);
                var temp = _list.Where(x => x.Value.Properties.FilterRule(properties) && x.Value.HasDelegate).Select(x => x.Value).ToList();
                if (temp.Count == 0) return;
                temp.ForEach(x => x.Action.Invoke(this, new EventArgs<object[]>(t, x.IntPtr, this)));
            }
        }

        public void SubscripData(byte[] data, Properties properties)
        {
            throw new NotImplementedException();
        }

        public void UnSubscrip(Guid guid)
        {
            lock (_list)
            {
                if (guid == Guid.Empty) return;
                _list.TryRemove(guid, out _);
            }
        }
    }
}