using DataEntity.Share;
using DataRWDAL;
using System;
using System.ComponentModel;
using System.Security.Cryptography;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;
using XHandler.Class;
using XImagingXhandler.XDAL;

namespace XHandler.View.Login
{
    /// <summary>
    /// xHandlerLogin.xaml 的交互逻辑
    /// </summary>
    public partial class xHandlerLogin : UserControl
    {
        public MainWindow mainWindow = null;
        public event EventHandler closeEvent;
        public static readonly RoutedEvent okRoutedEvent =
            EventManager.RegisterRoutedEvent("okEvent", RoutingStrategy.Bubble, typeof(CustomEvent.CustomRoutedEventHandler<string>), typeof(xHandlerLogin));

        [Description("okEvent")]
        public event CustomEvent.CustomRoutedEventHandler<string> okEvent
        {
            add
            {
                this.AddHandler(okRoutedEvent, value);
            }
            remove
            {
                this.RemoveHandler(okRoutedEvent, value);
            }
        }

        private void RaiseOKEvent(string data)
        {
            CustomRoutedEventArgs<string> arg = new CustomRoutedEventArgs<string>(okRoutedEvent, data);
            this.RaiseEvent(arg);
        }


        public xHandlerLogin()
        {
            InitializeComponent();
        }

        private void btnClose_Click(object sender, RoutedEventArgs e)
        {
            if (EventResponseController.Instance.CanExecute() == false)
                return;

            closeEvent?.Invoke(this, EventArgs.Empty);
        }

        private void LoginUser_TextChanged(object sender, TextChangedEventArgs e)
        {
            if (!string.IsNullOrEmpty(LoginUser.Text.Trim()))
            {
                LoginUser.BorderThickness = new Thickness(0, 0, 0, 0);
                LoginUserTips.Visibility = Visibility.Collapsed;
            }
            LoginErrorTips.Visibility = Visibility.Collapsed;
        }

        private void LoginPassword_PasswordChanged(object sender, RoutedEventArgs e)
        {
            if (LoginPassword.Password.Length <= 0)
            {
                pawdHintText.Text = Properties.Resources.strPassword;
                //okBtn.IsEnabled = false;
            }
            else
            {
                pawdHintText.Text = "";
                LoginPassword.BorderThickness = new Thickness(0, 0, 0, 0);
                LoginPasswordTips.Visibility = Visibility.Collapsed;
            }
            LoginErrorTips.Visibility = Visibility.Collapsed;
        }

        private void btnLogin_Click(object sender, RoutedEventArgs e)
        {
            if (EventResponseController.Instance.CanExecute() == false)
                return;

            if (string.IsNullOrEmpty(LoginUser.Text.Trim()))
            {
                LoginUser.BorderThickness = new Thickness(1, 1, 1, 1);
                LoginUserTips.Content = Properties.Resources.strPlsInputUsername;
                LoginUserTips.Visibility = Visibility.Visible;
                return;
            }

            if (string.IsNullOrEmpty(LoginPassword.Password))
            {
                LoginPassword.BorderThickness = new Thickness(1, 1, 1, 1);
                LoginPasswordTips.Content = Properties.Resources.strPlsInputPassword;
                LoginPasswordTips.Visibility = Visibility.Visible;
                return;
            }

            string user = LoginUser.Text;
            string pswd = LoginPassword.Password;
            string md5pswd = GetMD5(pswd);
            bool isAuthor = true;//IsAuthority.IsAuthorityDog();
            if (isAuthor)
            {
                bool ok = UserDB.isExistUserByUserInfo(user, md5pswd);
                if (ok)
                {
                    Shared.User = UserDB.GetUserInfByUserName(user);
                    RaiseOKEvent(user);
                    LoginPassword.Password = "";
                    OperateAuditLogDB.AddOperateAuditLogIntodb(mainWindow.operateAuditLogBll.GenerateOperateAuditLog("登录", "用户：" + Shared.User.username + "登录系统", Shared.User.username, "登录模块", "", "", "用户[id:" + Shared.User.username + "]", "成功"));
                }
                else
                {
                    LoginErrorTips.Content = Properties.Resources.strUserOrPswdError;
                    LoginErrorTips.Visibility = Visibility.Visible;
                    OperateAuditLogDB.AddOperateAuditLogIntodb(mainWindow.operateAuditLogBll.GenerateOperateAuditLog("登录", "用户：" + user + "登录系统", user, "登录模块", "", "", "用户[id:" + user + "]", "输入错误失败"));
                }
            }
            else
            {
                MessageBoxResult messageBoxResult = MessageBox.Show("请检查加密狗后再试！", "Error", MessageBoxButton.OK);
                OperateAuditLogDB.AddOperateAuditLogIntodb(mainWindow.operateAuditLogBll.GenerateOperateAuditLog("登录", "用户：" + user + "登录系统", user, "登录模块", "", "", "用户[id:" + user + "]", "失败：未通过加密狗验证"));
            }
        }

        public static string GetMD5(string password)
        {
            MD5CryptoServiceProvider md5 = new MD5CryptoServiceProvider();
            byte[] bytValue, bytHash;
            bytValue = System.Text.Encoding.UTF8.GetBytes(password);
            bytHash = md5.ComputeHash(bytValue);
            md5.Clear();
            string sTemp = "";
            for (int i = 0; i < bytHash.Length; i++)
            {
                sTemp += bytHash[i].ToString("X").PadLeft(2, '0');
            }
            return sTemp.ToLower();
        }

        private void LoginPassword_PreviewKeyDown(object sender, KeyEventArgs e)
        {
            if (e.Key == Key.Enter)
            {
                btnLogin_Click(this, null);
            }
        }

        private void UserControl_Loaded(object sender, RoutedEventArgs e)
        {
            lblSysName.Content = Shared.SoftwareInformation.software_sys_name;
            LoginUser.Focus();
            LoginUser.Text = "admin";
            LoginPassword.Password = "123456";
        }
    }
}