// 文件位置: TH1_Presentation/Sequencer/Task/ActionSequencerTask.cs
using System;
using Logic.CrashSight;

namespace TH1_Presentation.Sequencer.Task
{
    // 轻量任务：执行一段 Action 后立刻完成。用于把"逻辑层产生的视觉刷新"按 PresentationManager 队列时序串行播放。
    // 队列空闲时，PresentationManager.TryProcessNext 会立即同步 Execute，行为等价于直接调用 lambda；
    // 队列有内容时（如 Explorer/Attack 动画正在播），会等队列消化完才执行，避免视觉"提前刷新"。
    public class ActionSequencerTask : ISequencerTask
    {
        private readonly Action _action;
        private readonly string _desc;
        private Action _onCompleteCallback;

        public ActionSequencerTask(Action action, string desc = "ActionSequencerTask")
        {
            _action = action;
            _desc = string.IsNullOrEmpty(desc) ? "ActionSequencerTask" : desc;
        }

        public string GetDescString() => _desc;

        public void Execute(Action onComplete)
        {
            _onCompleteCallback = onComplete;
            try
            {
                _action?.Invoke();
            }
            catch (Exception e)
            {
                LogSystem.LogError($"ActionSequencerTask[{_desc}] Exception: {e}");
            }
            _onCompleteCallback?.Invoke();
        }
    }
}