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

namespace X.Rendering.Scene
{
    [ExecuteAlways]
    [DefaultExecutionOrder(200)]
    public class SceneEffectCharacter : MonoBehaviour
    {
        public uint capsuleAOSettingMask;

        [Serializable]
        class BoneCapsuleSetting
        {
            public string BoneName;
            public float Radius;
            public float Height;
            public int Direction;
        }

        [SerializeField]
        private BoneCapsuleSetting[] boneSettings = new BoneCapsuleSetting[]
        {
            new()
            {
                BoneName = "Forearm01".ToLowerInvariant(), // 前臂
                Radius =0.05f,
                Height = 0.2f,
                Direction = 0
            },
            new()
            {
                BoneName ="UpperArm01".ToLowerInvariant(), // 上臂
                Radius =0.05f,
                Height = 0.2f,
                Direction = 0
            },
            new()
            {
                BoneName ="Spine1".ToLowerInvariant(),   // 脊柱
                Radius =0.15f,
                Height = 0.7f,
                Direction = 0
            },
            new()
            {
                BoneName = "Calf01".ToLowerInvariant(),   // 小腿
                Radius =0.03f,
                Height = 0.6f,
                Direction = 0
            },
            new()
            {
                BoneName ="Thigh01".ToLowerInvariant(),  // 大腿
                Radius =0.1f,
                Height = 0.4f,
                Direction = 0
            }
        };
        [SerializeField]
        private List<Transform> capsuleTransforms = new List<Transform>();

        private void Awake()
        {
#if UNITY_EDITOR
            AddCapsule();
#endif
            if (capsuleTransforms?.Count ==  0)
            {
                AddCapsule();
            }
        }

        private void AddCapsule()
        {
            var nodes = this.GetComponentsInChildren<Transform>();
            foreach (var item in nodes)
            {
                if(item.childCount > 0)
                {
                    continue;
                }

                var goName = item.name.ToLowerInvariant();

                for (int i = 0; i < boneSettings.Length; i++)
                {
                    var boneSetting = boneSettings[i];
                    if(goName.EndsWith(boneSetting.BoneName))
                    {
                        if (!item.TryGetComponent<CapsuleCollider>(out var capsuleCollider))
                        {
                            capsuleCollider = item.gameObject.AddComponent<CapsuleCollider>();
                        }
                            
                        capsuleCollider.enabled = false;
                        capsuleCollider.direction = boneSetting.Direction;
                        capsuleCollider.radius = boneSetting.Radius;
                        capsuleCollider.height = boneSetting.Height;
                        if(!capsuleTransforms.Contains(item))
                        {
                            capsuleTransforms.Add(item);
                        }
                    }
                }
            }
        }

#if UNITY_EDITOR
        private void OnValidate()
        {
            capsuleTransforms.Clear();
            AddCapsule();
        }
#endif
        private void OnEnable()
        {
            SceneEffect.Instance?.AddSceneEffectCharacter(this);
        }

        private void OnDisable()
        {
            SceneEffect.Instance?.RmSceneEffectCharacter(this);
        }
    }
}