using AuShell;
using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using UnityEngine;
using UnityEngine.SceneManagement;
using UnityEngine.UI;

public enum LoadMethod
{
    同步,
    异步
}

public class AuthorTool : MonoBehaviour
{
    public static AuthorTool m_Instance;

    /// <summary>
    /// 授权完成加载的场景名称
    /// </summary>
    [Header("授权完成加载的场景名称")]
    public int m_LoadSceneIndex;

    [Header("场景加载方式")]
    public LoadMethod loadMethod = LoadMethod.同步;

    [Header("授权完成关掉界面")]
    public bool m_HidePanelAfterAuthor;

    [Header("展示联系信息")]
    public bool m_ShowAuthorMessage;

    /// <summary>
    /// 授权联系人
    /// </summary>
    public string authorContact;

    /// <summary>
    /// 授权联系电话
    /// </summary>
    public string authorPhone;

    /// <summary>
    /// 解密狗授权页面
    /// </summary>
    private UsbKeyAuthorPanel m_UsbAuthorPanel;

    /// <summary>
    /// 授权码授权页面
    /// </summary>
    private CodeAuthorPanel m_CodeAuthorPanel;

    /// <summary>
    /// 背景
    /// </summary>
    private GameObject m_Bg;

    /// <summary>
    /// 配置文件路径
    /// </summary>
    private string clientConfigFilePath;

    private AsyncOperation loader;

    /// <summary>
    /// 授权配置文件
    /// </summary>
    private AuthorConfig m_AuthorConfig;

    /// <summary>
    /// 联系人
    /// </summary>
    private Text m_AuthorContact;

    /// <summary>
    /// 联系电话
    /// </summary>
    private Text m_AuthorPhone;

    private void Awake()
    {
        m_Instance = this;

        clientConfigFilePath = Path.Combine(Application.streamingAssetsPath, "AuthorConfig.json");

        m_AuthorConfig = ParseClientConfig();

        //初始化UI
        m_UsbAuthorPanel = transform.Find("UsbAuthorPanel").GetComponent<UsbKeyAuthorPanel>();
        m_CodeAuthorPanel = transform.Find("CodeAuthorPanel").GetComponent<CodeAuthorPanel>();
        m_AuthorContact = transform.Find("Author/AuthorContact/AuthorContact").GetComponent<Text>();
        m_AuthorPhone = transform.Find("Author/AuthorPhone/AuthorPhone").GetComponent<Text>();
        m_Bg = transform.Find("BG").gameObject;
        transform.Find("CodeAuthorPanel/Loading").gameObject.SetActive(false);
    }

    private void Start()
    {
        //联系方式
        m_AuthorContact.transform.parent.gameObject.SetActive(m_ShowAuthorMessage);
        m_AuthorPhone.transform.parent.gameObject.SetActive(m_ShowAuthorMessage);
        m_AuthorContact.text = authorContact;
        m_AuthorPhone.text = authorPhone;

        //授权验证，首先验证是否为参数启动的
        if (VerifyArg())
        {
            //产品已授权
            VerifyArgPass();
        }
        else
        {
            ShowAuthorPanel();
        }
    }

    /// <summary>
    /// 验证参数
    /// </summary>
    public bool VerifyArg()
    {
        string[] LineAgrs = Environment.GetCommandLineArgs();

        if (LineAgrs.Length >= 2)
        {
            string tmpLineArg = LineAgrs[1];

            try
            {
                tmpLineArg = tmpLineArg.Decrypt("chivatech");

                string[] tmpArgs = tmpLineArg.Split('/');
                Debug.Log(tmpLineArg);
                Debug.Log(SystemInfo.deviceUniqueIdentifier);
                //判断机器码是否相同
                if (tmpArgs[0] == SystemInfo.deviceUniqueIdentifier)
                {
                    return true;
                }
            }
            catch (Exception)
            {
                return false;
            }
        }

        return false;
    }

    /// <summary>
    /// 显示授权界面
    /// </summary>
    public void ShowAuthorPanel()
    {
        if (m_AuthorConfig.UsbKeyAuthor)
        {
            m_UsbAuthorPanel.gameObject.SetActive(true);
            m_CodeAuthorPanel.gameObject.SetActive(false);
            return;
        }

        if (m_AuthorConfig.CodeAuthor)
        {
            m_UsbAuthorPanel.gameObject.SetActive(false);
            m_CodeAuthorPanel.gameObject.SetActive(true);
        }
    }

    /// <summary>
    /// 加载下一场景
    /// </summary>
    public void LoadScene()
    {
        SceneManager.LoadScene(m_LoadSceneIndex);
    }

    /// <summary>
    /// 授权完成关闭界面
    /// </summary>
    private void HidePanel()
    {
        m_UsbAuthorPanel.gameObject.SetActive(false);
        m_CodeAuthorPanel.gameObject.SetActive(false);
        m_Bg.SetActive(false);
    }

    /// <summary>
    /// 授权通过
    /// </summary>
    public void VerifyArgPass()
    {
        transform.Find("CodeAuthorPanel/Loading").gameObject.SetActive(true);
        m_CodeAuthorPanel.SetMessageText("产品已授权");

        if (m_HidePanelAfterAuthor) HidePanel();

        switch (loadMethod)
        {
            case LoadMethod.同步:
                LoadScene();
                break;
            case LoadMethod.异步:
                StartCoroutine(LoadSceneAsync(LoadSceneAsyncCallback));
                break;
            default:
                break;
        }
    }

    private void LoadSceneAsyncCallback()
    {
        loader.allowSceneActivation = true;
    }

    private IEnumerator LoadSceneAsync(Action callBack)
    {
        yield return new WaitForEndOfFrame();

        loader = SceneManager.LoadSceneAsync(m_LoadSceneIndex);

        yield return loader;

        loader.allowSceneActivation = false;

        if (callBack != null) callBack.Invoke();
    }


    /// <summary>
    /// 解析配置文件
    /// </summary>
    /// <returns></returns>
    public AuthorConfig ParseClientConfig()
    {
        if (!File.Exists(clientConfigFilePath))
        {
            StreamWriter streamWriter = File.CreateText(clientConfigFilePath);

            streamWriter.Write(JsonUtility.ToJson(new AuthorConfig()));

            streamWriter.Close();
        }

        return JsonUtility.FromJson<AuthorConfig>(File.ReadAllText(clientConfigFilePath));
    }
}