当我们需要在Unity客户端做一个限制功能，比如按钮 （最好是发送验证码按钮）要求每天只能点击三次，等到第二天又有三次机会，这个过程不涉及到服务端消息，只涉及到本地存储，以下是我的解决方案：
直接上代码：
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using System.Collections;using System.Collections.Generic;using UnityEngine;using UnityEngine.UI;using UniRx;using System;using System.IO;using System.Text;using System.Globalization;public class RegisterPanel : MonoBehaviour { private LoginUIPanel mLoginUIPanel; StreamWriter writer; StreamReader reader; //本地存储手机号 private string set_phonenum; //同一个手机号码使用次数 private int useNum=1; FileInfo file; private Button btn_GetMsgCode;/**倒计时 */ private Text txt_CountDownTimer; } private void Awake() { //获取验证码按钮 btn_GetMsgCode = input_MsgCode.transform.Find("Btn_GetVerficationCode").GetComponent<Button>();btn_GetMsgCode.onClick.AddListener(OnGetMsgCodeClick); txt_CountDownTimer = btn_GetMsgCode.transform.Find("Text").GetComponent<Text>(); } private void OnEnable() { ResetGetMsgCode();}/** * 获取验证码 */ private void OnGetMsgCodeClick() { if (!mLoginUIPanel.CheckGetMsgCode(input_Account.text)) { Debug.Log("没有输入"); return; } set_phonenum = input_Account.text.ToString(); if (Limit()) { Debug.Log("返回true"); return; } else { int timer = 60; intervalStream = Observable.Interval(TimeSpan.FromSeconds(1)) .Where(value => { return timer > 1; }) .SubscribeToText(txt_CountDownTimer, value => { btn_GetMsgCode.interactable = false; return (timer--).ToString() + "秒"; }); //.AddTo(this); //绑定生命周期 timeStream = Observable.Timer(TimeSpan.FromSeconds(60)) .SubscribeToText(txt_CountDownTimer, _ => { btn_GetMsgCode.interactable = true; return "获取验证码"; }); //.AddTo(this); } } private bool Limit() { if (PlayerPrefs.HasKey(set_phonenum)) { mLoginUIPanel.ShowToast("号码已经被注册过！"); return true; } PlayerPrefs.SetString(set_phonenum, set_phonenum); //Application.streamingAssetsPath //获取当前时间天数 DateTime now = DateTime.Now; DateTimeOffset nowtimesss = DateTimeOffset.Now; string nowtime = now.Day.ToString(); string filenames = Application.dataPath+"/num.txt"; //写入当前次数 //第一次创建文件 FileInfo file = new FileInfo(filenames); if (!file.Exists) { file.CreateText().Close(); file.CreationTimeUtc = nowtimesss.UtcDateTime; Debug.Log("第一次创建" + file.CreationTimeUtc); string bb = file.CreationTime.ToString(); char[] ss = new char[] {'/'}; string[] nnn = bb.Split(ss); Debug.Log(nnn[1]); PlayerPrefs.SetString("FileTime", nnn[1]); PlayerPrefs.SetInt("i", 0); } if (Convert.ToInt32(nowtime)!=(Convert.ToInt32(PlayerPrefs.GetString("FileTime")))) { //刷新次数 Debug.Log("刷新"); FileStream stream = File.Open(filenames, FileMode.OpenOrCreate, FileAccess.Write); stream.Seek(0, SeekOrigin.Begin); stream.SetLength(0); stream.Close(); //重置次数和时间 PlayerPrefs.SetInt("i", 0); PlayerPrefs.SetString("FileTime", nowtime); } //再判断次数 //如果是当天 if ((Convert.ToInt32(PlayerPrefs.GetString("FileTime")))== Convert.ToInt32(nowtime)) { Debug.Log("执行"); if (PlayerPrefs.GetInt("i") > 2) { Debug.Log("次数已达上限"); mLoginUIPanel.ShowToast("次数已达上限，请明天再来！"); return true; } WriteIntoTxt(useNum, filenames, file); //读取本地数据 ReadOutTxt(filenames); //排序 Allmytxt.Sort(); //对当前号码取最大值存入 PlayerPrefs.SetInt("i", Allmytxt[Allmytxt.Count - 1]); useNum++; int a = 3 - Allmytxt[Allmytxt.Count - 1]; mLoginUIPanel.ShowToast("今天还剩下"+ a+ "次注册机会"); Debug.Log(PlayerPrefs.GetInt("i")); // Debug.Log("当前文件日期" + Convert.ToInt32(PlayerPrefs.GetString("FileTime"))); //先判断时间 return false; } return false; } /** * reset重置倒计时· */ public void ResetGetMsgCode() { btn_GetMsgCode.interactable = true; txt_CountDownTimer.text = "获取验证码"; } //把所有的数据写入文本中 public void WriteIntoTxt(int message,string filename,FileInfo file) { // FileInfo file = new FileInfo(filename); //最后一次修改日期并存储 if (!file.Exists) { writer = file.CreateText(); } else { writer = file.AppendText(); } writer.WriteLine(message); writer.Flush(); writer.Dispose(); writer.Close(); string bb = file.LastAccessTime.ToString(); char[] ss = new char[] { '/' }; string[] nnn = bb.Split(ss); Debug.Log(nnn[1]); PlayerPrefs.SetString("FileTime", nnn[1]); } //读取次数 存储到列表中 public void ReadOutTxt(string filename) { Allmytxt.Clear(); reader = new StreamReader(filename, Encoding.UTF8); string text; int line = 0; while ((text = reader.ReadLine()) != null) { ++line; // Allmytxt.Add(int.Parse(text)); } //利用文本的行数来判断次数 Allmytxt.Add(line); Debug.Log(line); reader.Dispose(); reader.Close();} |
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持服务器之家。
原文链接：https://blog.csdn.net/qq_36907428/article/details/97413556
