Project_WL/Assets/Script/Server/ChatUI.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Security.Cryptography;
using System.Text;
using TMPro;
using UnityEngine;
using UnityEngine.UI;

public enum ChatType { Connect, DisConnect, Chat, Notice, HotTime }

public class ChatUI : uScrollViewMgr
{
    public TMP_InputField m_Input;
    public List<ChatCard> list_ChatCard = new List<ChatCard>();
    public BanListUI m_BanListUI;

    int CCIndex;

    protected override void Awake()
    {
        base.Awake();
        m_ChatBan = Get_ChatBan();
        CCIndex = 0;
    }

    void Start()
    {
        m_BanListUI.Check();
    }

    public void Add_Chat(string[] split)
    {
        if (m_ChatBan.m_List.Exists(f => f.ID == split[1])) return;
        int index = split[1] == ServerInfo.Ins.m_LoginInfo.PlayFabId ? 0 : 1;
        var cc = list_ChatCard[CCIndex++];
        if (CCIndex > list_ChatCard.Count - 1) CCIndex = 0;
        cc.Set(split);
        ScrollTo(cc.transform, true, 47 >> 1);
    }

    void DeleteAllChatMsg()
    {
        list_ChatCard.ForEach(f => f.gameObject.SetActive(false));
        CCIndex = 0;
    }

    public void OnSubmit_Intput()
    {
        var inputmsg = table_localtext.Ins.Get_Text(132);
        if (!string.IsNullOrEmpty(m_Input.text) && !m_Input.text.Equals(inputmsg))
        {
            if (m_Input.text[0] == '/' && m_Input.text.Length > 1)
                OptionInfo.Ins.Use_Coupon(m_Input.text.Replace("/", ""));
            else
            {
                var sdata = ServerInfo.Ins.m_ServerData;
                if (sdata.PC.Lv >= MyValue.ChatLimitLV)
                {
                    if (!string.IsNullOrEmpty(m_Input.text) && !m_Input.text.Equals(inputmsg))
                        MessageInfo.Ins.Send_Msg(ChatType.Chat, m_Input.text);
                    else
                        ToastUI.Ins.Set(132);
                }
                else
                    ToastUI.Ins.Set(133, MyValue.ChatLimitLV);
            }
        }
        OnSubmit_ResetStatus();
    }
    public void OnSubmit_ResetStatus()
    {
        m_Input.text = "";
        if (m_Input.placeholder is TextMeshProUGUI placeholderText)
        {
            // 조건에 따라 텍스트 설정
            placeholderText.text = ServerInfo.Ins.m_ServerData.PC.Lv < MyValue.ChatLimitLV
                ? DSUtil.Format(133, MyValue.ChatLimitLV)
                : table_localtext.Ins.Get_Text(132);
        }
    }

    public void OnClick_Banlist()
    {
        m_BanListUI.Set(m_ChatBan);
    }

    #region 밴
    ChatBan m_ChatBan;
    ChatBan Get_ChatBan()
    {
        var f = new FileInfo(Application.persistentDataPath + "\\" + "BanList");
        if (f.Exists)
        {
            StreamReader r = File.OpenText(Application.persistentDataPath + "\\" + "BanList");
            string info = r.ReadToEnd();
            r.Dispose();
            r.Close();
            var text = AesOperation.DecryptString(info);
            var data = JsonUtility.FromJson<ChatBan>(text);

            return data;
        }
        else
            return new ChatBan { m_List = new List<ChatBanData>() };
    }
    public void Add_ChatBan(ChatBanData _data)
    {
        if (m_ChatBan.m_List.Exists(f => f.ID == _data.ID))
            ToastUI.Ins.Set(134, _data.Nick);
        else
        {
            m_ChatBan.m_List.Add(_data);
            Save_BanFile();
            ToastUI.Ins.Set(135, _data.Nick);
        }
    }
    public void Del_ChatBan(string _id, string _nick)
    {
        if (m_ChatBan.m_List.Exists(f => f.ID == _id))
        {
            m_ChatBan.m_List.RemoveAll(f => f.ID == _id);
            Save_BanFile();
            ToastUI.Ins.Set(136, _nick);
            OnClick_Banlist();
        }
    }
    void Save_BanFile()
    {
        var encry = AesOperation.EncryptString(JsonUtility.ToJson(m_ChatBan));
        File.WriteAllText(Application.persistentDataPath + "\\" + "BanList", encry);
    }
    #endregion
}

[Serializable]
public class ChatBan
{
    public List<ChatBanData> m_List;
}
[Serializable]
public class ChatBanData
{
    public string ID, Nick;
}

public static class AesOperation
{
    private static string key = "kl!sd@k#lo44$4G%00^55&aj*k(mb)dl";

    public static string EncryptString(string plainText)
    {
        byte[] iv = new byte[16];
        byte[] array;

        using (Aes aes = Aes.Create())
        {
            aes.Key = Encoding.UTF8.GetBytes(key);
            aes.IV = iv;

            ICryptoTransform encryptor = aes.CreateEncryptor(aes.Key, aes.IV);

            using (MemoryStream memoryStream = new MemoryStream())
            {
                using (CryptoStream cryptoStream = new CryptoStream(memoryStream, encryptor, CryptoStreamMode.Write))
                {
                    using (StreamWriter streamWriter = new StreamWriter(cryptoStream))
                    {
                        streamWriter.Write(plainText);
                    }

                    array = memoryStream.ToArray();
                }
            }
        }

        return Convert.ToBase64String(array);
    }

    public static string DecryptString(string cipherText)
    {
        byte[] iv = new byte[16];
        byte[] buffer = Convert.FromBase64String(cipherText);

        using (Aes aes = Aes.Create())
        {
            aes.Key = Encoding.UTF8.GetBytes(key);
            aes.IV = iv;
            ICryptoTransform decryptor = aes.CreateDecryptor(aes.Key, aes.IV);

            using (MemoryStream memoryStream = new MemoryStream(buffer))
            {
                using (CryptoStream cryptoStream = new CryptoStream(memoryStream, decryptor, CryptoStreamMode.Read))
                {
                    using (StreamReader streamReader = new StreamReader(cryptoStream))
                    {
                        return streamReader.ReadToEnd();
                    }
                }
            }
        }
    }
}