using System;
using AibisDream.Framework;
using AibisDream.Kit;
using DG.Tweening;
using UnityEngine;

namespace AibisDream
{
    public class DeepInClock : MonoBehaviour
    {
        #region 索引

        private MinHand _minHand;
        private Transform _secondHand;
        private Transform _hourHand;

        private SpriteLooper _cityLooper;

        public event Action OnClockReached;
        public event Action OnClockEnd; 

        #endregion

        #region 参数

        [Header("背景切换时长")] public int cityLoopDuration;
        [Header("开头全程所需时间")] public float rotateSpeed;

        private bool _isReached;

        #endregion

        // 按分钟计算，全程1440分钟
        private BindProperty<float> _curTime;

        public void Enable()
        {
            gameObject.SetActive(true);
            
            _minHand = transform.Find("fenzhen").GetComponent<MinHand>();
            _secondHand = transform.Find("miaozhen");
            _hourHand = transform.Find("shizhen");

            _cityLooper = transform.Find("City").GetComponent<SpriteLooper>();

            _curTime = new BindProperty<float>();
            _curTime.Register(UpdateCityLooper);

            _minHand.OnMinHandReached += StartAutoRotate;
            _minHand.OnMinHandChanged += UpdateCurTime;

            _minHand.IsActive = true;
        }

        private void UpdateCityLooper(float curTime)
        {
            // 时间转为背景循环值
            var loopValue = curTime % cityLoopDuration / cityLoopDuration;
            _cityLooper.SetLoopProgress(loopValue);
            // 处理时针
            var hourNum = curTime / 1440;
            _hourHand.eulerAngles = new Vector3(0, 0, hourNum * 360);
            // 处理分针
            var minNum = curTime % 60 / 60;
            _minHand.transform.eulerAngles = new Vector3(0, 0, minNum * 360);

            if (_curTime.Value > 1200 && !_isReached)
            {
                _isReached = true;
                OnClockReached?.Invoke();
            }
        }

        private void StartAutoRotate()
        {
            DOTween.To(() => _curTime.Value, value => _curTime.Value = value, 1440f, rotateSpeed)
                .SetEase(Ease.InQuad).OnComplete(OnRotateEnd);
        }

        private void UpdateCurTime(float minHandAngle)
        {
            _curTime.Value = minHandAngle / 360 * 60;
        }

        private void OnRotateEnd()
        {
            gameObject.SetActive(false);
            OnClockEnd?.Invoke();
        }
    }
}