using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Serialization;
using Random = UnityEngine.Random;

namespace Script.Map
{
    //地图总控制脚本
    public class MapManager : MonoBehaviour
    {
        public static MapManager ins;
        [SerializeField] private GameObject carObj;
        [SerializeField] private Transform carParent;
        [SerializeField] public Transform startCar;
        [SerializeField] public Transform waitCar;
        [SerializeField] public Transform endCar;
        public CarObject seleCar => seleCarObject;
        /// <summary>
        /// 当前选中车辆
        /// </summary>
        [SerializeField] public CarObject seleCarObject;
        /// <summary>
        /// 总车辆节点
        /// </summary>
        [SerializeField] public List<CarObject> carObjects;
        /// <summary>
        /// 标准格子预制体
        /// </summary>
        [SerializeField] private GameObject templateGrid;
        /// <summary>
        /// 等待节点
        /// </summary>
        public WaitSlot WaitSlot => _waitSlot;
        [SerializeField] private WaitSlot _waitSlot;
        /// <summary>
        /// 地图格子
        /// </summary>
        public Grid[,] MapGrid ;
        /// <summary>
        /// 缓存格子
        /// </summary>
        [SerializeField] private List<Grid> MapGrids;
        /// <summary>
        /// 地图格子生成节点
        /// </summary>
        [SerializeField] private Transform gridParent;
        public int x => mX;
        [SerializeField] private int mX;
        public int y => mY;
        [SerializeField] private int mY;
        public bool InitReady { get; private set; } = false;

        private void Awake()
        {
            ins = this;
        }
        /// <summary>
        /// 初始化游戏数据
        /// </summary>
        public void InitPlayData()
        {
            MapGrid = new Grid[x, y];
            foreach (var grid in MapGrids)
            {
                MapGrid[grid.X, grid.Y] = grid;
            }

            for (int i = 0; i < 10; i++)
            {
                var car = Instantiate(carObj, carParent);
                car.transform.position = startCar.position;
                var colorIndex =Random.Range(0, 3);
                carObjects.Add(car.GetComponent<CarObject>());
                car.GetComponent<CarObject>().movePostion = startCar;
                car.GetComponent<CarObject>().carColor = (ColorEnum)colorIndex;
            }

            carObjects[0].movePostion = waitCar;
            seleCarObject = carObjects[0];
            seleCarObject.CarAni();
        }
        
        
        [InspectorButton("初始化地图")]
        public void InitMap()
        {
            if (ins==null)
            {
                ins = this;
            }
            Init(10, 10);
        }
        
        /// <summary>
        /// 地图生成调用
        /// </summary>
        /// <param name="最大纵向列数x"></param>
        /// <param name="最大横向行数y"></param>
        public void Init(int _x,int _y)
        {
            InitReady = false;
            mX = _x;
            mY = _y;
            MapGrid = new Grid[x, y];
            InitGrid();
        }

        private void InitGrid(Action action=null)
        {
            for (var i = 0; i < x; i++)
            {
                for (var j = 0; j < y; j++)
                {
                    MapGrid[i, j] = Instantiate(templateGrid,gridParent).GetComponent<Grid>();
                    MapGrid[i,j].SetData(i,j);
                    MapGrid[i,j].SetBool(true);
                    MapGrid[i, j].SetRestPostion();
                    MapGrids.Add(MapGrid[i,j]);
                }
            }

            foreach (var grid in MapGrid)
            {
                grid.SetAdjacentGrid();
            }
            action?.Invoke();
            InitReady = true;
        }

        public void RestGrid(int _gx,int _gy,bool bo)
        {
            MapGrid[_gx,_gy].SetBool(bo);
        }
    }
}