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

namespace AibisDream.FixSystem
{
    public class MoleModule : BodyModule
    {
        #region 效果组件

        private Material _picMaterial;
        private TMP_Text _screenText;
        private SpriteRenderer _processBar;

        #endregion

        public bool isInMoleGame;
        public bool isLightOn;
        private static readonly int SineGlowFade = Shader.PropertyToID("_SineGlowFade");
        private static readonly int AddColorFade = Shader.PropertyToID("_AddColorFade");
        private static readonly int AddColorColor = Shader.PropertyToID("_AddColorColor");

        private float _countDownPct;
        private Tween _countDownTween;

        public event Action<MoleModule, bool> OnLightMoleEnd;

        protected override void InitReference()
        {
            base.InitReference();
            _picMaterial = transform.Find("Module Pic").GetComponent<SpriteRenderer>().material;
            _screenText = transform.Find("Screen Text").GetComponent<TMP_Text>();
            _processBar = transform.Find("Process Bar").GetComponent<SpriteRenderer>();
        }

        // 重写PlugIn和PlugOut就好了
        public override void PlugIn()
        {
            if (!isInMoleGame)
            {
                base.PlugIn();
            }
            else if (isLightOn)
            {
                // 打中了
                HitMole();
            }
        }

        public override void PlugOut()
        {
            // TODO 拔出来会有效果吗？存疑
        }

        #region 表现相关的功能

        public void StartFlicker()
        {
            _screenText.text = "Checking...";
            _picMaterial.SetFloat(SineGlowFade, 1);
        }

        public void StopFlicker()
        {
            _picMaterial.SetFloat(SineGlowFade, 0);
        }

        public void LightOn(float lightTime)
        {
            // 视觉部分
            StartFlicker();
            _picMaterial.SetColor(AddColorColor, Color.red);
            _picMaterial.SetFloat(AddColorFade, 1);
            _processBar.color = Color.red;
            _processBar.transform.localScale = Vector3.one;

            // 逻辑部分
            isLightOn = true;
            _countDownPct = 100;
            _countDownTween = DOTween.To(() => _countDownPct, value => _countDownPct = value, 0, lightTime)
                .OnUpdate(CountingDown)
                .OnComplete(OverTime);
        }

        private void CountingDown()
        {
            // TODO 显示倒计时
            _screenText.text = $"{_countDownPct:F1}%";
            _processBar.transform.localScale = new Vector3(_countDownPct / 100, 1, 1);
        }

        private void OverTime()
        {
            // TODO 超时
            isLightOn = false;
            LightOff();
            OnLightMoleEnd?.Invoke(this, false);
            OnLightMoleEnd = null;
            _countDownTween = null;
        }

        private void LightOff()
        {
            _picMaterial.SetFloat(AddColorFade, 0);
            _processBar.color = Color.clear;
            // TODO 继续闪烁
            StartFlicker();
        }

        private void HitMole()
        {
            _countDownTween.Kill();
            isLightOn = false;
            // 命中后成功反馈
            ActionKit.Sequence()
                .Callback(() =>
                {
                    if (ColorUtility.TryParseHtmlString("#67C23A", out var color))
                    {
                        _picMaterial.SetColor(AddColorColor, color);
                    }
                })
                .Callback(() => _processBar.color = Color.green)
                .Callback(() => _screenText.text = "Success")
                .Delay(0.7f)
                .Callback(LightOff)
                .Start(this);
            
            OnLightMoleEnd?.Invoke(this, true);
            OnLightMoleEnd = null;
        }

        #endregion
    }
}