BPASmartClient/FryPot_DosingSystem/ViewModel/AdministratorLoginViewModel.cs

using BPA.Message;
using BPASmartClient.Helper;
using FryPot_DosingSystem.Model;
using Microsoft.Toolkit.Mvvm.ComponentModel;
using Microsoft.Toolkit.Mvvm.Input;
using Newtonsoft.Json;
using System;
using System.Collections.ObjectModel;
using System.IO;
using System.Windows;

namespace FryPot_DosingSystem.ViewModel
{
    public class AdministratorLoginViewModel : ObservableObject
    {
        /// <summary>
        /// 按钮内容修改：注册/修改
        /// </summary>
        private string _registOrChange;
        public string RegistOrChange { get { return _registOrChange; } set { _registOrChange = value; OnPropertyChanged(); } }
        public string Admin { get { return _admin; } set { _admin = value; OnPropertyChanged(); } }
        private string _admin;

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

        public string ErrorMessage { get { return _errorMessage; } set { _errorMessage = value; OnPropertyChanged(); } }
        private string _errorMessage;

        public string SelectText { get { return _mSelectText; } set { _mSelectText = value; OnPropertyChanged(); } }
        private string _mSelectText;

        private UserInfo _userInfo;
        public UserInfo UserInfo { get { return _userInfo; }set { _userInfo = value;OnPropertyChanged(); } }

        private string _account;
        public string Account { get { return _account; } set { _account = value;OnPropertyChanged(); } }

        private string _txtpassword;
        public string Txtpassword { get { return _txtpassword; } set { _txtpassword = value; OnPropertyChanged(); } }

        public RelayCommand AdminLoginCommand { get; set; }
        public RelayCommand RegistCommand { get; set; }   

        public ObservableCollection<string> permission { get; set; } = new ObservableCollection<string>();

        public AdministratorLoginViewModel()
        {
            permission.Add("管理员");
            permission.Add("操作员");
            permission.Add("观察员");
            permission.Add("技术员");
            SelectText = permission[0];
            var content = ActionManage.GetInstance.SendResult("ContentUpdate");
            if (content != null && content is string strContent)
            { 
                RegistOrChange = strContent;
            }
            var loginInfo = ActionManage.GetInstance.SendResult("LoginInfo");
            if (loginInfo != null && loginInfo is UserInfo LoginInfo)
            {
                UserInfo = LoginInfo;
                if (UserInfo != null)
                {
                    switch (UserInfo.Authority)
                    {
                        case Authority.管理员: SelectText = permission[0]; break;
                        case Authority.操作员: SelectText = permission[1]; break;
                        case Authority.观察员: SelectText = permission[2]; break;
                        case Authority.技术员: SelectText = permission[3]; break;
                    }
                    Account = UserInfo.UserName;
                    Txtpassword = UserInfo.Password;
                }
            }
            RegistCommand = new RelayCommand(() => 
            {
                if (RegistOrChange != null)
                {
                    if (RegistOrChange == "注册")
                    {
                        if (Admin == null || Admin == string.Empty || Password == null || Password == string.Empty)
                        {
                            ErrorMessage = "注册信息不能为空！！！";
                        }
                        else
                        {
                          ep:
                            string guid=Guid.NewGuid().ToString();//用户唯一ID
                            var resultManage = JsonConvert.DeserializeObject<UserManage>(File.ReadAllText("LoginUp.hbl").AESDecrypt());
                            if (resultManage != null && resultManage is UserManage manage)
                            {
                              int a= manage.userInfos.FindIndex(p => p.UserId == guid);
                                if (a == -1)
                                {
                                    switch (SelectText)
                                    {
                                        case "管理员": Global.userManager.userInfos.Add(new UserInfo() { Authority = Authority.管理员, UserName = Admin, Password = Password,UserId=guid }); break;
                                        case "技术员": Global.userManager.userInfos.Add(new UserInfo() { Authority = Authority.技术员, UserName = Admin, Password = Password,UserId = guid }); break;
                                        case "操作员": Global.userManager.userInfos.Add(new UserInfo() { Authority = Authority.操作员, UserName = Admin, Password = Password, UserId = guid }); break;
                                        case "观察员": Global.userManager.userInfos.Add(new UserInfo() { Authority = Authority.观察员, UserName = Admin, Password = Password, UserId = guid }); break;
                                    }
                                    File.WriteAllText("LoginUp.hbl", JsonConvert.SerializeObject(Global.userManager).AESEncrypt());
                                    var result = JsonConvert.DeserializeObject<UserManage>(File.ReadAllText("LoginUp.hbl").AESDecrypt());
                                    Global.userManager = result;
                                    ErrorMessage = "注册成功";
                                }
                                else
                                {
                                    goto ep;
                                
                                }
                            }
                            
                        } 
                    }
                    if (RegistOrChange == "修改")
                    {
                        //执行密码修改操作
                        try
                        {
                            if (UserInfo != null)
                            {
                                UserInfo info = Global.userManager.userInfos.Find(p => p.UserId == UserInfo.UserId);
                                if (info != null)
                                {
                                    switch (SelectText)
                                    {
                                        case "管理员": info.Authority = Authority.管理员; info.UserName = Admin; info.Password = Password; break;
                                        case "技术员": info.Authority = Authority.技术员; info.UserName = Admin; info.Password = Password; break;
                                        case "操作员": info.Authority = Authority.操作员; info.UserName = Admin; info.Password = Password; break;
                                        case "观察员": info.Authority = Authority.观察员; info.UserName = Admin; info.Password = Password; break;
                                    }
                                    File.WriteAllText("LoginUp.hbl", JsonConvert.SerializeObject(Global.userManager).AESEncrypt());
                                    var result = JsonConvert.DeserializeObject<UserManage>(File.ReadAllText("LoginUp.hbl").AESDecrypt());
                                    Global.userManager = result;
                                    ErrorMessage = "修改成功";
                                }
                                else
                                {
                                    ErrorMessage = "修改失败";
                                }
                            }
                            else
                            {
                                ErrorMessage = "修改失败";
                            }
                        }
                        catch (Exception)
                        {
                            ErrorMessage = "修改失败";
                        }
                    }
                }
            
            });
            AdminLoginCommand = new RelayCommand(() =>
            {
                var rest = ActionManage.GetInstance.SendResult("LoginDosingSystem", $"{Admin}-={Password}-={SelectText}");
                if (rest != null && rest is string str)
                {
                    Account = String.Empty;
                    Txtpassword = String.Empty;
                    ErrorMessage = str;

                }
            });

            
        }
    }
}