using log4net;
using SparkClient.Model.Helper;
using SparkClient.ViewModel.Configuration.SettingsPages;
using System.Data;
using System.Diagnostics;
using System.Windows;
using System.Windows.Input;
using MessageBox = SparkClient.Views.Dialog.MessageBox;
namespace SparkClient;

public partial class LoginWindow : Window
{
    private static readonly ILog Logger = LogManager.GetLogger(typeof(LoginWindow));
    public LoginWindow()
    {
        InitializeComponent();
        WindowStartupLocation = WindowStartupLocation.CenterScreen;
        AccountTextBox.Text = Settings.SelectValueById("SAVE_ACCOUNT");
        PasswordBox.Password = Settings.SelectValueById("SAVE_PASSWORD");
        checkCUDA();
        // 检测MSVCRuntime是否安装
        checkMSVCRuntime();
    }

    private void checkCUDA()
    {
        try
        {
            ProcessStartInfo startInfo = new ProcessStartInfo
            {
                FileName = "nvcc",
                Arguments = "--version",
                RedirectStandardOutput = true,
                UseShellExecute = false,
                CreateNoWindow = true
            };

            using (Process process = new Process { StartInfo = startInfo })
            {
                process.Start();
                string output = process.StandardOutput.ReadToEnd();
                process.WaitForExit();

                if (process.ExitCode == 0)
                {
                    Logger.Error("CUDA 已安装\n" + output);
                }
                else
                {
                    MessageBox messageBox = new MessageBox();
                    messageBox.Show(MultilingualHelper.getString("CUDANoInstall"));
                    Logger.Error("CUDA 未安装");
                }
            }
        }
        catch (Exception ex)
        {
            MessageBox messageBox = new MessageBox();
            messageBox.Show(MultilingualHelper.getString("CUDANoInstall"));
            Logger.Error("CUDA 安装检测错误："+ ex);
        }
    }
    private void checkMSVCRuntime()
    {
        try
        {
            ProcessStartInfo startInfo = new ProcessStartInfo
            {
                FileName = "where",
                Arguments = "msvcp140.dll",
                RedirectStandardOutput = true,
                UseShellExecute = false,
                CreateNoWindow = true
            };

            using (Process process = new Process { StartInfo = startInfo })
            {
                process.Start();
                string output = process.StandardOutput.ReadToEnd();
                process.WaitForExit();

                if (string.IsNullOrEmpty(output))
                {
                    MessageBox messageBox = new MessageBox();
                    messageBox.Show(MultilingualHelper.getString("MSVCRuntimeNoInstall"));
                    Logger.Error("MSVC Runtime 未安装");
                    Environment.Exit(0); // 退出程序
                }
                else
                {
                    Logger.Info("MSVC Runtime 已安装");
                }
            }
        }
        catch (Exception ex)
        {
            MessageBox messageBox = new MessageBox();
            messageBox.Show(MultilingualHelper.getString("MSVCRuntimeNoInstall"));
            Logger.Error("MSVC Runtime 安装检测错误：" + ex);
            Environment.Exit(0); // 退出程序
        }
    }
    private void Grid_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
    {
        if (e.ButtonState == MouseButtonState.Pressed)
        {
            this.DragMove();
        }
    }

    private void UIElement_OnMouseLeftButtonDown(object sender, MouseButtonEventArgs e)
    {
        AccountTextBox.Text = string.Empty;
    }

    private void CloseButton_OnClick(object sender, RoutedEventArgs e)
    {
        this.Close();
        Environment.Exit(0);
    }

    private void ConfirmButton_Click(object sender, RoutedEventArgs e)
    {
#if DEBUG

                new MainWindow().Show();
                this.Close();

#else
        string account = AccountTextBox.Text;
                string password = PasswordBox.Password;
                string passwordEnc = Common.GenerateMd5Hash(password);
                string passworddb = getPassword(account);
                if (string.IsNullOrEmpty(password) || !passworddb.Equals(passwordEnc))
                {
                    MessageBox messageBox = new MessageBox();
                    messageBox.Show(MultilingualHelper.getString("NoPassword"));
                    return;
                }
                savePassword();
                new MainWindow().Show();
                this.Close();
#endif
    }

    private void savePassword()
    {
        if (IsRemberPassword.IsChecked ?? false)
        {
            if (!"admin".Equals(AccountTextBox.Text)){ 
                Settings saveAccount = new Settings()
                {
                    Key = "SAVE_ACCOUNT",
                    ItemName = "保存用户名",
                    Value = AccountTextBox.Text,
                };
                saveAccount.insert();
                Settings savePassword = new Settings()
                {
                    Key = "SAVE_PASSWORD",
                    ItemName = "保存密码",
                    Value = PasswordBox.Password,
                };
                savePassword.insert();
            }
        }
        else
        {
            Settings saveAccount = new Settings()
            {
                Key = "SAVE_ACCOUNT",
                ItemName = "保存用户名",
                Value = "",
            };
            saveAccount.insert();
            Settings savePassword = new Settings()
            {
                Key = "SAVE_PASSWORD",
                ItemName = "保存密码",
                Value = "",
            };
            savePassword.insert();
        }
        Settings PERMISSIONS = new Settings()
        {
            Key = "PERMISSIONS",
            ItemName = "权限",
            Value = AccountTextBox.Text,
        };
        PERMISSIONS.insert();
    }

    private string getPassword(string userName)
    {
        string password = string.Empty;
        string sql = $"SELECT USER_PASSWORD FROM USER WHERE USER_NAME='{userName}';";
        DataTable dt = DataBaseHelper.ExecuteQuery(sql);
        if (dt != null && dt.Rows.Count > 0)
        {
            password = dt.Rows[0]["USER_PASSWORD"].ToString();
        }
        return password;
    }
}