using System;
using System.Collections;
using System.Collections.Generic;
using TMPro;
using UnityEngine;
using XCharts.Runtime;
using Random = UnityEngine.Random;

public class StretchRectangle : MonoBehaviour
{
    public TextMeshProUGUI text;
    private RectTransform rectTransform;
    private Vector2 initialMousePosition;
    private float initialHeight;
    private bool isDragging;

    void Start()
    {
        // 获取 RectTransform 组件
        
        // 设置 pivot 在下边 (0.5f, 0f) -> 水平居中，垂直在底部
        /*rectTransform.pivot = new Vector2(0.5f, 0f);

        // 设置 anchorMin 和 anchorMax 固定在下边
        rectTransform.anchorMin = new Vector2(rectTransform.anchorMin.x, 0f);  // 下锚点
        rectTransform.anchorMax = new Vector2(rectTransform.anchorMax.x, 0f);  // 下锚点*/
    }

    private void OnEnable()
    {
        rectTransform = GetComponent<RectTransform>();

        StartCoroutine(Zoom());
    }

    private IEnumerator Zoom()
    {
        while (true)
        {
            float y = rectTransform.sizeDelta.y;
            if (Random.Range(0, 10) < 2 && y > 40) y=y-4.4f;
            if (Random.Range(0, 10) > 7 && y < 245) y=y+4.4f;
            float i = (y - 32) / 4.4f;
            text.text = Mathf.Floor(i).ToString();
            rectTransform.sizeDelta = new Vector2(rectTransform.sizeDelta.x, y);
            int time = Random.Range(2, 5);
            yield return new WaitForSeconds(time/2); // 等待两秒
        }
    }

    void Update()
    {
        /*// 鼠标左键按下时开始拖动
        if (Input.GetMouseButtonDown(0))
        {
            /*initialMousePosition = Input.mousePosition;
            initialHeight = rectTransform.rect.height;#1#
            isDragging = true;
        }

        // 鼠标拖动时更新高度
        if (Input.GetMouseButton(0) && isDragging)
        {
            /*Vector2 mouseDelta = (Vector2)Input.mousePosition - initialMousePosition;
            float newHeight = Mathf.Max(initialHeight - mouseDelta.y, 0); // 拉伸上边，确保高度不为负#1#

            // 更新矩形的高度
            float y = rectTransform.sizeDelta.y;
            if (Random.Range(0, 10) < 2 && y > 40) y--;
            if (Random.Range(0, 10) < 7 && y < 250) y++;
            
            rectTransform.sizeDelta = new Vector2(rectTransform.sizeDelta.x, y);
        }

        // 鼠标松开时结束拖动
        if (Input.GetMouseButtonUp(0))
        {
            isDragging = false;
        }*/
    }
}