using System;
using System.Collections.Generic;

namespace XGame.Framework.Time
{
    public class TimeProxy : ITimeProxy, ITimeListener<IAlarm>, ITimeListener<ITimer>
    {
        private ITimeModule _timeModule;
        private HashSet<IAlarm> _alarms;
        private HashSet<ITimer> _timers;
        public TimeProxy(ITimeModule timeModule)
        {
            _timeModule = timeModule;
        }
        #region 接口实现
        public long GetNowTime(ClockType clockTyp = ClockType.Server)
        {
            return _timeModule.GetNowTime(clockTyp);
        }
        public void SetTime(long timestamp, ClockType clockTyp = ClockType.Server)
        {
            _timeModule.SetTime(timestamp, clockTyp);
        }
        public IAlarm AddAlarm(Action action, long triggerTimeStamp, ClockType clockTyp = ClockType.Server)
        {
            var alarm = _timeModule.AddAlarm(action, triggerTimeStamp, clockTyp);
            alarm.Listener = this;
            AddAlarm(alarm);
            return alarm;
        }
        public ITimer AddDelayTimer(int delay, Action action)
        {
            var timer = _timeModule.AddDelayTimer(delay, action);
            timer.Listener = this;
            AddTimer(timer);
            return timer;
        }

        public ITimer AddDelayLooperTimer(int delay, int interval, Action<int> action, int loopTimes = -1)
        {
            var timer = _timeModule.AddDelayLooperTimer(delay, interval, action, loopTimes);
            timer.Listener = this;
            AddTimer(timer);
            return timer;
        }

        public ITimer AddLooperTimer(int interval, Action<int> action, int loopTimes = -1)
        {
            var timer = _timeModule.AddLooperTimer(interval, action, loopTimes);
            timer.Listener = this;
            AddTimer(timer);
            return timer;
        }
        public void CancelAll()
        {
            if (_alarms != null)
            {
                foreach(var alarm in _alarms)
                {
                    alarm.Listener = null;
                    alarm.Cancel();
                }
                _alarms.Clear();
            }
            if (_timers != null)
            {
                foreach(var timer in _timers)
                {
                    timer.Listener = null;
                    timer.Cancel();
                }
                _timers.Clear();
            }
        }
        public void SetAllTimeScales(float timeScale)
        {
            if (_timers != null)
            {
                foreach(var timer in _timers)
                {
                    timer.TimeScale = timeScale;
                }
            }
        }
        void ITimeListener<IAlarm>.OnCompleted(IAlarm alarm)
        {
            _alarms?.Remove(alarm);
        }

        void ITimeListener<ITimer>.OnCompleted(ITimer timer)
        {
            _timers?.Remove(timer);
        }
        #endregion

        private void AddAlarm(IAlarm alarm)
        {
            if (_alarms == null)
                _alarms = new HashSet<IAlarm>();
            _alarms.Add(alarm);
        }
        private void AddTimer(ITimer timer)
        {
            if (_timers == null)
                _timers = new HashSet<ITimer>();
            _timers.Add(timer);
        }


    }
}