using System;
using System.Collections;
using System.Collections.Generic;
using TMPro;
using UnityEngine;
using UnityEngine.UI;
using static System.Net.Mime.MediaTypeNames;

public class TipMangner : MonoBehaviour
{
    /// <summary>
    /// 存放的字
    /// </summary>
    public List<string> tips = new List<string>();

    /// <summary>
    /// 显示的文本内容
    /// </summary>
    public TextMeshProUGUI text;

    /// <summary>
    /// 下一个按钮
    /// </summary>
    public Button Next_BTn;

    /// <summary>
    /// 上一个按钮
    /// </summary>
    public Button Prev_BTn;

    private int index = 0;
    // Start is called before the first frame update
    void Start()
    {
        text.text = tips[0];
        Next_BTn.onClick.AddListener(() =>
        {
            Next();
        });
        Prev_BTn.onClick.AddListener(() =>
        {
            Prev();
        });
    }

    /// <summary>
    /// 上一步按钮
    /// </summary>
    public void Prev()
    {
        index--;
        if (index == 0)
        {
            index = 0;
            Prev_BTn.gameObject.SetActive(false);
        }
        if (index >= 0)
        {
            Next_BTn.gameObject.SetActive(true);
            text.text = tips[index];
        }
    }

    /// <summary>
    /// 下一步按钮
    /// </summary>
    public void Next()
    {
        index++;
        if (index < tips.Count)
        {
            Debug.Log(index);
            Prev_BTn.gameObject.SetActive(true);
            text.text = tips[index];
        }
        if (index >= tips.Count - 1)
        {
            Next_BTn.gameObject.SetActive(false);
            index = tips.Count - 1;
        }
    }
}