BPASmartClient/BPASmartClient.CustomResource/Pages/ViewModel/NfcSetViewModel.cs

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

namespace BPASmartClient.CustomResource.Pages.ViewModel
{
    public class NfcSetViewModel : ObservableObject
    {
        public NfcSetViewModel()
        {
            NfcServer.GetInstance.EnableLogin = true;
            permissions.Clear();
            Enum.GetNames(typeof(Permission)).ToList()?.ForEach(item => {
                if(item !="管理员") permissions.Add(new PermissionSelect() { PermissionName = item });
            });

            UserAddCommand = new RelayCommand(() =>
            {
                if (permissions?.FirstOrDefault(p => p.PermissionSelected == true) == null)
                {
                    Info = "Error：请选择一个权限；";
                    return ;
                }
                if (CardNum == null || CardNum?.Length <= 0)
                {
                    Info = "Error：请将卡放到刷卡区;";
                    return ;
                }
                var per = Global.userManager.userInfos.FirstOrDefault(p => p.CardId == CardNum);
                if (per != null)
                {
                    Info = "Error：用户已存在！；";
                    return;
                }
                if (permissions?.FirstOrDefault(p => p.PermissionSelected == true) == null)
                {
                    Info = "Error：请选择一个权限；";
                    return;
                }

                if (UserName == string.Empty)
                {
                    Info = "Error：请添加用户名；";
                    return;
                }

                var name = Global.userManager.userInfos.FirstOrDefault(p =>p.UserName == UserName);
                if (name != null)
                {
                    Info = "Error：用户名已存在！；";
                }
                var res = permissions.FirstOrDefault(p => p.PermissionSelected == true);
                if (res != null)
                {
                    int index = Array.FindIndex(Global.userManager.userInfos.ToArray(), p => p.CardId.ToString() == CardNum);
                    if (index == -1)
                    {
                        Global.userManager.userInfos.Add(new UserInfo
                        {
                            CardId = CardNum,
                            UserName = UserName,
                            Password = CurrentPassword,
                            permission = (Permission)Enum.Parse(typeof(Permission), res.PermissionName)
                        });
                        Config.GetInstance.SaveUser();
                        Info = $"Info：ID {CardNum} 添加成功;";
                        MessageLog.GetInstance.ShowRunLog($" ID {CardNum} 用户添加成功");
                        Thread.Sleep(1000);
                        ActionManage.GetInstance.Send("Exit");
                    }
                    else
                        Info = $"Info：ID {NFCHelper.GetInstance.GetReadResult.CardNum} 已存在;";
                 
                }
            });

            UserCancelCommand = new RelayCommand(() =>
            {
                var res = Global.userManager.userInfos.FirstOrDefault(p=>p.CardId == CardNum);
                if(res != null)
                {
                    Global.userManager.userInfos.Remove(res);
                    Config.GetInstance.SaveUser();
                    Info = $"Info：ID {CardNum} 注销成功;";
                    MessageLog.GetInstance.ShowRunLog($"ID {CardNum} 用户注销成功");
                    Thread.Sleep(1000);
                    ActionManage.GetInstance.Send("Exit");
                }
                else
                {
                    Info = "Info：当前卡在系统中不存在;";
                    return;
                }
            });

            NfcServer.GetInstance.Update = new Action(() =>
            {
                CardNum = NFCHelper.GetInstance.GetReadResult.CardNum;
                                            
            });
        }

        private bool Verify()
        {
            if (permissions?.FirstOrDefault(p => p.PermissionSelected == true) == null)
            {
                Info = "Error：请选择一个权限；";
                return false;
            }
            if (CardNum == null || CardNum?.Length <= 0)
            {
                Info = "Error：请将卡放到刷卡区;";
                return false;
            }
            return true;
        }

        public ObservableCollection<PermissionSelect> permissions { get; set; } = new ObservableCollection<PermissionSelect>();

        public string CardNum { get { return _mCardNum; } set { _mCardNum = value; OnPropertyChanged(); } }
        private string _mCardNum;

        public string Info { get { return _mInfo; } set { _mInfo = value; OnPropertyChanged(); } }
        private string _mInfo;

        public string  UserName { get { return _userName; } set { _userName = value; OnPropertyChanged(); } }
        private string _userName = string.Empty;

        public string CurrentPassword { get { return _currentPassword; } set { _currentPassword = value; OnPropertyChanged(); } }
        private string _currentPassword = "888888";

        public string CheckPassword { get { return _checkPassword; } set { _checkPassword = value; OnPropertyChanged(); } }
        private string _checkPassword = "888888";

        public RelayCommand SavePermission { get; set; }

        public RelayCommand DeletePermission { get; set; }

        public RelayCommand UserAddCommand { get; set; }

        public RelayCommand UserCancelCommand { get; set; }

    }

    public class PermissionSelect : ObservableObject
    {

        public string PermissionName { get { return _mPermissionName; } set { _mPermissionName = value; OnPropertyChanged(); } }
        private string _mPermissionName;


        public bool PermissionSelected { get { return _mPermissionSelected; } set { _mPermissionSelected = value; OnPropertyChanged(); } }
        private bool _mPermissionSelected = false;

    }
}