using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Events;
//============================================================
//支持中文，文件使用UTF-8编码
//@author	YangHua
//@create	20230426
//@company	Adam
//
//@description:
//============================================================
namespace HUD
{
    public enum WorldOrLocal
    {
        World,
        Local
    }
    public class StationInformation : MonoBehaviour
    {
        //public float offsetY = 1f;

        public WorldOrLocal worldOrLocal = WorldOrLocal.World;
        public bool lockXZ = false;
        public UnityEvent onClick;
        private Transform lookAtTarget;


        public void SetTarget(Transform target)
        {
            lookAtTarget = target;
        }

        public void Init(Transform parent, Bounds b)
        {
            transform.SetParent(parent);
            transform.localPosition = Vector3.zero;
            Vector3 pos = b.center;
            Vector3 extentsPos = b.extents;
            if (worldOrLocal == WorldOrLocal.Local)
            {
                //transform.localEulerAngles = Vector3.zero;
                Vector3 localPos = transform.InverseTransformPoint(pos);
                transform.localPosition = new Vector3(localPos.x, localPos.y + extentsPos.y, localPos.z);
            }
            else if (worldOrLocal == WorldOrLocal.World)
            {

                Vector3 localPos = transform.InverseTransformPoint(pos);
                Vector3 worldPos = transform.TransformPoint(localPos);
                transform.position = new Vector3(worldPos.x, worldPos.y + extentsPos.y + 1f, worldPos.z);
            }
            else
            {

            }
        }

        private void Update()
        {
            if (lookAtTarget != null)
            {
                Vector3 pos;
                if (lockXZ)
                {
                    pos = new Vector3(lookAtTarget.localPosition.x, 0, lookAtTarget.localPosition.z);
                }
                else
                {
                    pos = lookAtTarget.localPosition;
                }
                transform.LookAt(pos);
            }
        }

        private void OnMouseDown()
        {
            onClick?.Invoke();
        }
    }
}