添加项目文件。

SamplePreSystem.UI/ViewModel/ConfigManager/UsersViewModel.cs

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+using CommunityToolkit.Mvvm.ComponentModel;
+using CommunityToolkit.Mvvm.Input;
+using SamplePre.Models.Ext;
+using SamplePre.Models.Tables;
+using SamplePre.ProcessBll.BLL;
+using SamplePre.UIWpf.ConfigManager.chirld;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Runtime.CompilerServices;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Documents;
+
+namespace SamplePreSystem.UI.ViewModel.ConfigManager
+{
+    public partial class UsersViewModel : ObservableObject
+    {
+       
+
+        UsersBll usersBll = new UsersBll();
+
+        // 关闭窗口的委托
+        public Action<bool> CloseAction { get; set; }
+
+        public UsersViewModel()
+        {
+            //获取用户数据
+            GetData();
+
+        }
+
+        private List<config_user_ext> _userList = new List<config_user_ext>();
+
+        public List<config_user_ext> UserList
+        {
+            get { return _userList; }
+            set { 
+                SetProperty(ref _userList, value);
+             
+            }
+        }
+
+        private config_user_ext _selectUser;
+
+        public config_user_ext SelectUser
+        {
+            get { return _selectUser; }
+            set { _selectUser = value; }
+        }
+
+
+
+        private config_user_ext _configUser =new config_user_ext();
+
+        public config_user_ext ConfigUser
+        {
+            get { return _configUser; }
+            set { 
+                SetProperty(ref _configUser, value);
+                
+            }
+        }
+
+
+
+        /// <summary>
+        /// 查询用户
+        /// </summary>
+        public void GetData()
+        {
+
+            UserList = usersBll.GetUsers();
+           
+        }
+
+        private List<config_role_ext> roles = new List<config_role_ext>();
+
+        public List<config_role_ext> Roles
+        {
+            get { return roles; }
+            set {
+                SetProperty(ref roles, roles);
+               
+            }
+        }
+
+
+        /// <summary>
+        /// 绑定角色数据
+        /// </summary>
+        public void InitCheckedListBox()
+        {
+            Roles.Clear();
+            var roleList = usersBll.GetRoles();
+
+
+           
+
+            foreach (var item in roleList)
+            {
+                config_role_ext model = new config_role_ext();
+                model.id = item.id;
+                model.name = item.name;
+                model.description = item.description;
+                model.IsSelected = false;
+
+                Roles.Add(model);
+            }
+
+
+
+            if (!string.IsNullOrEmpty(ConfigUser.id))
+            {
+                //获取用户的角色
+                var userRoles = usersBll.GetUserRoles(ConfigUser.id);
+
+                foreach(var item in Roles)
+                {
+                    if(userRoles.Where(p=>p.role_id == item.id).Count() > 0)
+                    {
+                        item.IsSelected = true;
+                    }
+                }
+
+                
+            }
+
+        }
+
+        private string isEnable = "启用";
+
+        public string IsEnable
+        {
+            get { return isEnable; }
+            set { 
+            
+                SetProperty(ref isEnable, isEnable);
+               
+            }
+        }
+
+
+
+        public bool SaveUser()
+        {
+            if (ConfigUser == null) return false;
+
+            //ConfigUser.username = this.txtUserName.Text;
+            //ConfigUser.password = this.txtPwd.Text;
+            ConfigUser.is_enabled = IsEnable == "启用" ? true : false;
+
+            if (string.IsNullOrEmpty(ConfigUser.id))
+            {
+                //new
+                ConfigUser.id = Guid.NewGuid().ToString();
+
+                //选中的角色
+                var roles = GetCheckedData();
+
+                if (usersBll.SaveUserData(ConfigUser, roles) < 0)
+                {
+                    return false;
+                }
+
+            }
+            else
+            {
+                //update          
+
+                //选中的角色
+                var roles = GetCheckedData();
+
+                if (usersBll.UpdateUserData(ConfigUser, roles) < 0)
+                {
+                    return false;
+                }
+            }
+
+            return true;
+        }
+
+        /// <summary>
+        /// 获取用户角色
+        /// </summary>
+        /// <returns></returns>
+        public List<config_user_role> GetCheckedData()
+        {
+            List<config_user_role> userRoles = new List<config_user_role>();
+
+
+            foreach (var role in Roles)
+            {
+                if(role.IsSelected)
+                {
+                    //config_role item = cbRoles.GetItem(i) as config_role;
+
+                    config_user_role configUserRole = new config_user_role();
+                    configUserRole.role_id = role.id.ToString();
+                    configUserRole.user_id = ConfigUser.id;
+
+                    userRoles.Add(configUserRole);
+                }
+            }
+
+           
+
+            return userRoles;
+        }
+
+
+        public bool DeleUser()
+        {
+            if(SelectUser != null)
+            {
+                config_user user = SelectUser;
+
+                if (MessageBox.Show($"是否真的删除{user.username}", "删除提示", MessageBoxButton.OKCancel) == MessageBoxResult.OK)
+                {
+                    if (usersBll.DeleteUser(user) < 0)
+                    {
+                        MessageBox.Show("用户删除失败！");
+                        return false;
+                    }
+                    //刷新用户
+                    GetData();
+                }
+               
+            }
+
+            return true;
+        }
+
+
+        [RelayCommand]
+        public void BtnAddClick()
+        {
+            ConfigUser = new config_user_ext();
+
+            //初始化角色数据
+            InitCheckedListBox();
+
+            NewUserWindow frm = new NewUserWindow(this);
+            if (frm.ShowDialog() == true)
+            {
+                //刷新数据
+                GetData();
+            }
+        }
+
+        [RelayCommand]
+        public void BtnEditClick()
+        {
+           ConfigUser = SelectUser;
+            //初始化角色数据
+            InitCheckedListBox();
+
+            NewUserWindow frm = new NewUserWindow(this);
+            if (frm.ShowDialog() == true)
+            {
+                //刷新数据
+                GetData();
+            }
+        }
+
+        [RelayCommand]
+        public void BtnDeleClick()
+        {
+           DeleUser();
+        }
+
+        [RelayCommand]
+        public void BtnSaveUserClick()
+        {
+          
+            if (SaveUser() == true)
+            {
+                this.CloseAction?.Invoke(true);
+            }
+        }
+
+    }
+}