using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using NBC;
// using Obi;
using UnityEngine;

namespace NBF
{
    public enum LineType
    {
        Hand,
        HandDouble,
        Spinning,
        SpinningFloat,
    }

    /// <summary>
    /// 线模式
    /// </summary>
    public enum LineMode
    {
        Joint,
        Constraint
    }

    public class FLine : FGearBase
    {
        public LineType LineType;


        [Header("连接点配置")] [SerializeField] private Transform anchorTransform;
        [SerializeField] private List<FLineLogicNode> lineNodes = new List<FLineLogicNode>();

        // [SerializeField] private bool isLureConnect;
        //
        // [SerializeField] private RodLine rodLine;
        //
        // /// <summary>
        // /// 主线
        // /// </summary>
        // [SerializeField] private Rope fishingRope;
        //
        // /// <summary>
        // /// 浮漂和鱼钩线
        // /// </summary>
        // [SerializeField] private Rope bobberRope;


        // public LureController Lure;
        // public BobberController Bobber;
        //
        // public JointPinchController PinchController;

        public FLineLogicNode StartNode { get; private set; }
        public FLineLogicNode BobberNode => GetNode(FLineLogicNodeType.Bobber);
        public FLineLogicNode EndNode { get; private set; }


        public float LinelenghtDiferent;

        protected override void OnInit()
        {
            var tipRb = Rod.Asset.LineConnectorRigidbody;

            anchorTransform = tipRb.transform;
            // StartCoroutine(LureUseGravity());

            // rodLine.GenerateLineRendererRope(guides.ToArray(), _LineThickness);
        }

        // private IEnumerator LureUseGravity()
        // {
        //     yield return 1;
        //     EndNode.gameObject.SetActive(false);
        //     EndNode.gameObject.SetActive(true);
        //     yield return 1;
        //     EndNode.Rigidbody.useGravity = true;
        // }

        private void Start()
        {
            StartNode = GetNode(FLineLogicNodeType.Start);
            EndNode = GetNode(FLineLogicNodeType.End);
        }

        private void Update()
        {
            LinelenghtDiferent = GetLineDistance();

            //非钓鱼状态
            Rod.PlayerItem.Tension = Mathf.Clamp(LinelenghtDiferent, 0f, 0.05f);
        }

        private void FixedUpdate()
        {
            UpdateAnchorNode();
        }

        #region 连接点

        private void UpdateAnchorNode()
        {
            if (anchorTransform == null || lineNodes.Count < 1)
            {
                return;
            }

            var startNode = lineNodes[0].Rigidbody;
            startNode.transform.SetPositionAndRotation(anchorTransform.position, anchorTransform.rotation);

            if (!startNode.isKinematic)
            {
                startNode.linearVelocity = Vector3.zero;
                startNode.angularVelocity = Vector3.zero;
            }
        }

        /// <summary>
        /// 获取一个节点
        /// </summary>
        /// <param name="type"></param>
        /// <returns></returns>
        public FLineLogicNode GetNode(FLineLogicNodeType type)
        {
            foreach (var node in lineNodes)
            {
                if (node.NodeType == type)
                {
                    return node;
                }
            }

            return null;
        }

        public void SetLenght(float lenght, FLineLogicNodeType type = FLineLogicNodeType.Bobber)
        {
            var node = GetNode(type);
            if (node != null)
            {
                node.SetLenght(lenght);
            }
        }

        #endregion

        
        
        #region Tension

        private float GetLineDistance()
        {
            //第一个节点到竿稍的位置-第一段鱼线长度
            return Vector3.Distance(StartNode.transform.position, BobberNode.transform.position) -
                   BobberNode.Lenght;
        }

        public float GetTension(float weight)
        {
            return weight * GetLineDistance();
        }

        #endregion
    }
}