using System;
using System.Collections.Generic;
using System.Linq;
using DG.Tweening;
using Sirenix.OdinInspector;
using UnityEngine;

namespace SLSUtilities.AllInOneAssistance
{
    public partial class General3DObject : SerializedMonoBehaviour
    {
        public List<Renderer> renderers;
        public List<Material> materials;

        protected virtual void Reset()
        {
            CollectRenderersAndMaterials();
        }

        [Button("Collect Renderers and Materials")]
        private void CollectRenderersAndMaterials()
        {
            renderers = new List<Renderer>(GetComponentsInChildren<Renderer>());
            materials = new List<Material>();
            foreach (var renderer in renderers)
            {
                materials.AddRange(renderer.sharedMaterials);
            }
        }
    }

    public partial class General3DObject
    {
        private static readonly int FadeAmount = Shader.PropertyToID("_FadeAmount");
        private static readonly int FadeOn = Shader.PropertyToID("_FadeOn");
        private Sequence fadeSequence;
        
        public void SetFadeAmount(float value)
        {
            foreach (var material in materials.Where(material => material.HasProperty(FadeAmount)))
            {
                material.SetFloat(FadeAmount, value);
            }
        }

        public void SetFadeAnim(float duration, float startValue = 1f, float endValue = 0f)
        {
            fadeSequence?.Kill();
            fadeSequence = DOTween.Sequence();
            foreach (var material in materials.Where(material => material.HasProperty(FadeAmount)))
            {
                if (!material.HasFloat(FadeOn))
                {
                    Debug.LogWarning($"{material.name} 没有 _FadeOn 属性，无法进行淡入淡出效果。");
                    continue;
                }
                
                fadeSequence.Join(material.DOFloat(endValue, FadeAmount, duration).From(startValue));
            }
            fadeSequence.Play();
        }
    }
}