BPASmartClient/BPASmartClient.CustomResource/Pages/ViewModel/LoginViewModel.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using BPASmartClient.CustomResource.Pages.Model;
using BPASmartClient.Helper;
using Microsoft.Toolkit.Mvvm.ComponentModel;
using Microsoft.Toolkit.Mvvm.Input;

namespace BPASmartClient.CustomResource.Pages.ViewModel
{
    public class LoginViewModel : ObservableObject
    {
        public LoginViewModel()
        {
            ActionManage.GetInstance.Register(new Action(() => { Login(); }), "EnterLogin", true);
            LoginCommand = new RelayCommand(() => { Login(); });

            ExitCommand = new RelayCommand(() =>
            {
                ActionManage.GetInstance.Send("ExitAction");
            });
            
        }

        public static void NfcLogin(string cardId)
        {
            
            var res = Global.userManager.userInfos.FirstOrDefault(p => p.CardId == cardId);
            if (res != null)
            {
                Global.userInfo = res;
                //permission权限
                for (int i = 0; i < MenuManage.GetInstance.menuModels.Count; i++)
                {
                    if (MenuManage.GetInstance.menuModels.ElementAt(i).MainMenuPermission.Contains(res.permission))
                        MenuManage.GetInstance.menuModels.ElementAt(i).MainMenuVisibility = Visibility.Visible;
                    else
                        MenuManage.GetInstance.menuModels.ElementAt(i).MainMenuVisibility = Visibility.Collapsed;

                    if (MenuManage.GetInstance.menuModels.ElementAt(i).subMenumodels.FirstOrDefault(p => p.SubMenuPermission.Contains(res.permission)) == null)
                        MenuManage.GetInstance.menuModels.ElementAt(i).MainMenuVisibility = Visibility.Collapsed;

                    for (int m = 0; m < MenuManage.GetInstance.menuModels.ElementAt(i).subMenumodels.Count; m++)
                    {
                        if (MenuManage.GetInstance.menuModels.ElementAt(i).subMenumodels.ElementAt(m).SubMenuPermission.Contains(res.permission))
                            MenuManage.GetInstance.menuModels.ElementAt(i).subMenumodels.ElementAt(m).SubMenuVisibility = Visibility.Visible;
                        else
                            MenuManage.GetInstance.menuModels.ElementAt(i).subMenumodels.ElementAt(m).SubMenuVisibility = Visibility.Collapsed;
                    }
                }
                //分配后的权限
                if (res.userTreeViewModels != null)
                {
                    if (res.userTreeViewModels.Count > 0)
                    {
                        foreach (var items in MenuManage.GetInstance.menuModels)
                        {
                            foreach (var item in items.subMenumodels)
                            {
                                items.MainMenuVisibility = Visibility.Visible;
                                if (res.userTreeViewModels.FirstOrDefault(p => p.Name == item.SubMenuName) != null)
                                {
                                    item.SubMenuVisibility = Visibility.Visible;
                                }
                            }
                        }
                    }
                }
                Application.Current.Dispatcher.Invoke(new Action(() => { ActionManage.GetInstance.Send("LoginOk"); }));

            }
        }

        private void Login()
        {
            var res = Global.userManager.userInfos.FirstOrDefault(p => p.UserName == UserName && p.Password == Password);
            if (res != null)
            {
                Global.userInfo = res;
                
                Global.userInfo.LastLogInTime = DateTime.Now.ToString();
                res.LastLogInTime = DateTime.Now.ToString();
                Config.GetInstance.SaveUser();
                //permission权限
                for (int i = 0; i < MenuManage.GetInstance.menuModels.Count; i++)
                {
                    if (MenuManage.GetInstance.menuModels.ElementAt(i).MainMenuPermission.Contains(res.permission))
                        MenuManage.GetInstance.menuModels.ElementAt(i).MainMenuVisibility = Visibility.Visible;
                    else
                        MenuManage.GetInstance.menuModels.ElementAt(i).MainMenuVisibility = Visibility.Collapsed;

                    if (MenuManage.GetInstance.menuModels.ElementAt(i).subMenumodels.FirstOrDefault(p => p.SubMenuPermission.Contains(res.permission)) == null)
                        MenuManage.GetInstance.menuModels.ElementAt(i).MainMenuVisibility = Visibility.Collapsed;

                    for (int m = 0; m < MenuManage.GetInstance.menuModels.ElementAt(i).subMenumodels.Count; m++)
                    {
                        if (MenuManage.GetInstance.menuModels.ElementAt(i).subMenumodels.ElementAt(m).SubMenuPermission.Contains(res.permission))
                            MenuManage.GetInstance.menuModels.ElementAt(i).subMenumodels.ElementAt(m).SubMenuVisibility = Visibility.Visible;
                        else
                            MenuManage.GetInstance.menuModels.ElementAt(i).subMenumodels.ElementAt(m).SubMenuVisibility = Visibility.Collapsed;
                    }
                }

                //分配后的权限
                if (res.permission == Enums.Permission.管理员)
                {
                    foreach( var items in MenuManage.GetInstance.menuModels)
                    {
                        items.MainMenuVisibility = Visibility.Visible;
                        foreach(var item in items.subMenumodels)
                        {
                            item.SubMenuVisibility = Visibility.Visible;
                        }
                    }
                }
                else
                {
                    if (res.userTreeViewModels != null)
                    {
                        if (res.userTreeViewModels.Count > 0)
                        {
                            foreach (var items in MenuManage.GetInstance.menuModels)
                            {
                                foreach (var item in items.subMenumodels)
                                {
                                    items.MainMenuVisibility = Visibility.Visible;
                                    if (res.userTreeViewModels.FirstOrDefault(p => p.Name == item.SubMenuName) != null)
                                    {
                                        item.SubMenuVisibility = Visibility.Visible;
                                    }
                                }
                            }
                        }
                    }                   
                }

               
                ActionManage.GetInstance.Send("PermissionChange");
                ActionManage.GetInstance.Send("LoginOk");
                
            }
            else
            {
                ErrorInfo = "用户名或密码错误！";
            }
        }

        public RelayCommand LoginCommand { get; set; }

        public RelayCommand ExitCommand { get; set; }



        public string ErrorInfo { get { return _mErrorInfo; } set { _mErrorInfo = value; OnPropertyChanged(); } }
        private string _mErrorInfo;


        public string UserName { get { return _mUserName; } set { _mUserName = value; OnPropertyChanged(); } }
        private string _mUserName = Global.userInfo.UserName;


        public string Password { get { return _mPassword; } set { _mPassword = value; OnPropertyChanged(); } }
        private string _mPassword;


    }
}