using System.Collections;
using System.Collections.Generic;
using UniRx;
using UnityEngine;

namespace Ichni.RhythmGame
{
    public class NoteManager : MonoBehaviour
    {
        public List<(NoteBase note, float activationTime, float finishTime)> pendingNotes = new List<(NoteBase, float, float)>();
        private int nextNoteIndex = 0;

        public void RegisterNote(NoteBase note, float activationTime, float finishTime)
        {
            pendingNotes.Add((note, activationTime, finishTime));
            AllNotesRegistered();
            print($"Registered note {note.elementName} with activation time {activationTime} and finish time {finishTime}");
        }

        // 在所有物体注册完毕后，对列表进行一次排序
        public void AllNotesRegistered()
        {
            pendingNotes.Sort((a, b) => a.activationTime.CompareTo(b.activationTime));
        }

        void Update()
        {

            float currentTime = EditorManager.instance.songInformation.songTime;

            // 一次性移除所有 null 项
            pendingNotes.RemoveAll(item => item.note == null);

            foreach (var item in pendingNotes)
            {
                var (note, activationTime, finishTime) = item;
                bool shouldBeActive = currentTime >= activationTime && currentTime <= finishTime;
                bool isActive = note.gameObject.activeSelf;

                if (shouldBeActive && !isActive)
                {
                    note.gameObject.SetActive(true);
                    if (currentTime < note.exactJudgeTime) note.noteVisual?.Recover();
                }
                else if (!shouldBeActive && isActive)
                {

                    note.gameObject.SetActive(false);
                }
            }


        }
    }
}