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

/*
 * 1. 场景中ABCD四个Cube 对应场景内的四个角
 * 2. SceneRoot 位置默认要与A点的位置相同
 * 3. 场景内尺寸比例根据图片比例进行动态的修改
 * 4. 所有的计算和同步都是在开头的沙盘播放结束后进行
 * 
 */

/// <summary>
/// 计算人物在地图上的位置
/// </summary>
public class CalMap : MonoBehaviour
{
    /// <summary>
    /// 场景中的Player
    /// </summary>
    public Transform player;
    [SerializeField]
    private MinMap m_Map;

    private void LateUpdate()
    {
        if (OpenXRCamera.Instance.head != null)
        {
            if (player != null && GameManager.Instance.isStart)
            {
                float rot = player.localEulerAngles.y;
                var pos = new Vector3(Math.Abs(player.localPosition.x) / GameManager.Instance.MapSize.x * GameManager.Instance.MinMapSize.x,
                    -(GameManager.Instance.MinMapSize.y- (Math.Abs(player.localPosition.z) / GameManager.Instance.MapSize.y * GameManager.Instance.MinMapSize.y)), 0);

                if (pos.x < 0)
                {
                    pos.x = 0;
                }
                if (pos.x > GameManager.Instance.MinMapSize.x)
                {
                    pos.x = GameManager.Instance.MinMapSize.x;

                }
                if (pos.y > 0)
                {
                    pos.y = 0;
                }
                if (pos.y < -GameManager.Instance.MinMapSize.y)
                {
                    pos.y = -GameManager.Instance.MinMapSize.y;

                }

                m_Map.ShowPlayer(pos, rot);
            }
        }
    }

    public void SettingMapPoint(List<Transform> list_Pos)
    {
        MapPoint(list_Pos);
    }

    /// <summary>
    /// 设置小地图路线
    /// </summary>
    /// <param name="data"></param>
    public void SetLines(NavLinesItem data)
    {
        if (data == null)
            return;

        List<Vector3> pos = new List<Vector3>();
        for (int j = 0; j < data.lines.Count; j++)
        {
            var line = data.lines[j];
            Vector3 startPos = new Vector3((float)line.x1 / GameManager.Instance.WebMapSize.x * GameManager.Instance.MinMapSize.x, -(float)line.y1 / GameManager.Instance.WebMapSize.y * GameManager.Instance.MinMapSize.y, 0);
            Vector3 endPos = new Vector3((float)line.x2 / GameManager.Instance.WebMapSize.x * GameManager.Instance.MinMapSize.x, -(float)line.y2 / GameManager.Instance.WebMapSize.y * GameManager.Instance.MinMapSize.y, 0);
            pos.Add(startPos);
            if (j == data.lines.Count - 1)
            {
                pos.Add(endPos);
            }
        }

        m_Map.SettingMapRoute(pos, data.name);
    }
    
    /// <summary>
    ///  计算场景水晶点位置
    /// </summary>
    private void MapPoint(List<Transform> listPoint)
    {
        if (listPoint.Count <= 0)
            return;
        List<Vector3> Points = new List<Vector3>();

        for (int i = 0; i < listPoint.Count; i++)
        {
            var pos = listPoint[i].localPosition;
            float x = Mathf.Abs(pos.x) / GameManager.Instance.MapSize.x * GameManager.Instance.MinMapSize.x;
            float y = Mathf.Abs(pos.z) / GameManager.Instance.MapSize.y * GameManager.Instance.MinMapSize.y;
            Points.Add(new Vector3(x, y, 0));
        }
        m_Map.ShowPoint(Points);
    }
}