using AibisDream.Framework;
using Framework.Core;
using UnityEngine;

namespace AibisDream
{
    public class GearController : MonoBehaviour, ISystem
    {
        #region 索引

        private GameObject _gearPrefab;
        [FindComponentsInChildren] private Shaft[] _shafts;
        [FindComponentsInChildren] private Gear[] _gears;

        #endregion
        
        private ShaftGraph _shaftGraph;
        private GearSysTemLevelData _levelData;

        public RunType runType;
        
        private void Awake()
        {
            Init();
        }

        private void OnEnable()
        {
            Enable();
        }

        private void OnDisable()
        {
            Disable();
        }

        #region 生命周期管理

        public void Init()
        {
            this.FindComponents();
            _gearPrefab = Resources.Load<GameObject>("Prefabs/Gear System/Gear");
        }

        public void Enable()
        {
            if (runType == RunType.Editor)
            {
                
            }
            
            _shaftGraph = new ShaftGraph(_shafts);
        }

        public void Disable()
        {
            _shaftGraph = null;
        }

        public void Deinit()
        {
            throw new System.NotImplementedException();
        }

        #endregion

        /// <summary>
        /// 判断吸附位置
        /// </summary>
        /// <param name="pos">齿轮当前位置</param>
        /// <param name="gearRadius">齿轮半径</param>
        /// <returns>能够被吸附的轴</returns>
        public Shaft CheckClosestShaft(Vector3 pos, float gearRadius)
        {
            return _shaftGraph.QuerySnapShaft(pos, gearRadius);
        }
        
        /// <summary>
        /// 生成齿轮
        /// </summary>
        /// <param name="pos">位置</param>
        /// <param name="gearModel">齿轮数据</param>
        /// <param name="speed">速度</param>
        /// <returns>齿轮Obj</returns>
        public GameObject InitGear(Vector3 pos, GearModel gearModel, float speed)
        {
            GameObject gear = Instantiate(_gearPrefab, pos, Quaternion.identity);
            gear.transform.parent = transform.GetChild(0).transform;
            gear.GetComponent<Gear>().Data = gearModel;
            return gear;
        }

        /// <summary>
        /// 某个轴上齿轮发生变化时更新临接关系
        /// </summary>
        /// <param name="shaftId">轴ID</param>
        public void ChangeGraphVertex(int shaftId)
        {
            _shaftGraph?.ChangeVertex(shaftId);
        }

        public void Succeed()
        {
            Debug.Log("达成目标");
        }

        /// <summary>
        /// 加载关卡配置
        /// </summary>
        public void LoadLevelData()
        {
            
        }

        /// <summary>
        /// 保存关卡配置
        /// </summary>
        public void SaveLevelData()
        {
            
        }
    }
}