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

/// <summary>
/// 叉车
/// </summary>
public class ForkliftController : MonoBehaviour
{
    [Header("Fork Settings")]
    public GameObject _forks;  // 前叉GameObject引用
    [Header("最低高度")]
    public float minHeight = 0f;  // 最低高度
    [Header("最高高度")]
    public float maxHeight = 5f;  // 最高高度
    [Header("升降速度")]
    public float liftSpeed = 2f;  // 升降速度

    void Update()
    {
        if (_forks == null) return;

        //按下键盘上的上、下
        float inputValue = 0f;
        if (Input.GetKey(KeyCode.UpArrow))  // 升起
        {
            inputValue = 1f;
        }
        else if (Input.GetKey(KeyCode.DownArrow))  // 降下
        {
            inputValue = -1f;
        }

        // 移动逻辑：沿本地up方向平移，并clamp Y位置
        Vector3 currentPos = _forks.transform.localPosition;
        currentPos += transform.up * inputValue * liftSpeed * Time.deltaTime;
        currentPos.y = Mathf.Clamp(currentPos.y, minHeight, maxHeight);
        _forks.transform.localPosition = currentPos;
    }
}