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393
OrpaonVision.ConfigApp/ViewModels/UserManagementViewModel.cs
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393
OrpaonVision.ConfigApp/ViewModels/UserManagementViewModel.cs
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using System.ComponentModel;
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using System.Runtime.CompilerServices;
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using System.Windows.Media;
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using OrpaonVision.Core.Security;
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using OrpaonVision.Core.Security.Contracts;
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using OrpaonVision.Core.Security.Contracts.Commands;
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using OrpaonVision.Core.Security.Contracts.Queries;
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namespace OrpaonVision.ConfigApp.ViewModels;
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/// <summary>
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/// 用户管理ViewModel。
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/// </summary>
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public sealed class UserManagementViewModel : INotifyPropertyChanged
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{
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private readonly IUserAppService _userAppService;
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private string _statusText = "准备就绪。";
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private Brush _statusBrush = Brushes.DarkGreen;
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private string _outputText = string.Empty;
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private UserDetailDto? _selectedUser;
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private string _searchKeyword = string.Empty;
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/// <summary>
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/// 构造函数。
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/// </summary>
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public UserManagementViewModel(IUserAppService userAppService)
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{
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_userAppService = userAppService;
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}
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/// <summary>
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/// 状态文本。
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/// </summary>
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public string StatusText
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{
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get => _statusText;
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private set => SetProperty(ref _statusText, value);
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}
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/// <summary>
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/// 状态画刷。
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/// </summary>
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public Brush StatusBrush
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{
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get => _statusBrush;
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private set => SetProperty(ref _statusBrush, value);
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}
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/// <summary>
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/// 输出文本。
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/// </summary>
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public string OutputText
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{
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get => _outputText;
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private set => SetProperty(ref _outputText, value);
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}
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/// <summary>
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/// 选中的用户。
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/// </summary>
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public UserDetailDto? SelectedUser
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{
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get => _selectedUser;
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private set => SetProperty(ref _selectedUser, value);
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}
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/// <summary>
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/// 搜索关键词。
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/// </summary>
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public string SearchKeyword
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{
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get => _searchKeyword;
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set => SetProperty(ref _searchKeyword, value);
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}
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/// <summary>
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/// 查询用户详情。
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/// </summary>
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public async Task QueryUserDetailAsync()
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{
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try
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{
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StatusBrush = Brushes.DarkGreen;
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StatusText = "正在查询用户详情...";
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if (string.IsNullOrWhiteSpace(SearchKeyword))
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{
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StatusBrush = Brushes.Orange;
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StatusText = "请输入用户ID或用户名";
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return;
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}
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// 这里演示如何查询用户详情
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// 实际实现需要根据SearchKeyword判断是用户ID还是用户名
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var userId = Guid.TryParse(SearchKeyword, out var parsedId) ? parsedId : Guid.NewGuid();
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var result = await _userAppService.GetDetailAsync(userId);
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if (result.Succeeded && result.Data != null)
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{
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SelectedUser = result.Data;
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StatusText = "用户详情查询成功";
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OutputText = $"用户名：{result.Data.UserName}\n" +
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$"显示名称：{result.Data.DisplayName}\n" +
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$"邮箱：{result.Data.Email}\n" +
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$"状态：{result.Data.Status}\n" +
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$"角色数：{result.Data.Roles.Count}\n" +
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$"权限数：{result.Data.Permissions.Count}\n" +
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$"最后登录：{result.Data.LastLoginAtUtc:yyyy-MM-dd HH:mm}";
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}
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else
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{
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StatusBrush = Brushes.OrangeRed;
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StatusText = "查询用户详情失败";
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OutputText = $"错误：{result.Message}";
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SelectedUser = null;
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}
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}
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catch (Exception ex)
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{
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StatusBrush = Brushes.OrangeRed;
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StatusText = "查询用户详情异常";
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OutputText = $"异常：{ex.Message}";
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SelectedUser = null;
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}
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}
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/// <summary>
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/// 创建新用户。
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/// </summary>
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public async Task CreateUserAsync()
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{
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try
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{
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StatusBrush = Brushes.DarkGreen;
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StatusText = "正在创建新用户...";
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// 这里演示如何创建用户
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var command = new OrpaonVision.Core.Security.Contracts.Commands.CreateUserCommand
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{
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UserName = "newuser_" + DateTime.Now.Ticks,
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DisplayName = "新用户",
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Email = "newuser@example.com",
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Password = "TempPassword123!",
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Roles = ["Operator"],
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Permissions = ["production.view", "training.view"],
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CreatedBy = "Admin"
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};
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var result = await _userAppService.CreateAsync(command);
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if (result.Succeeded)
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{
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StatusText = "用户创建成功";
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OutputText = $"用户ID：{result.Data}\n" +
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$"用户名：{command.UserName}\n" +
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$"显示名称：{command.DisplayName}\n" +
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$"角色：{string.Join(", ", command.Roles)}\n" +
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$"请及时修改初始密码";
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}
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else
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{
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StatusBrush = Brushes.OrangeRed;
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StatusText = "创建用户失败";
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OutputText = $"错误：{result.Message}";
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}
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}
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catch (Exception ex)
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{
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StatusBrush = Brushes.OrangeRed;
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StatusText = "创建用户异常";
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OutputText = $"异常：{ex.Message}";
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}
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}
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/// <summary>
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/// 更新用户信息。
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/// </summary>
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public async Task UpdateUserAsync()
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{
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try
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{
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StatusBrush = Brushes.DarkGreen;
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StatusText = "正在更新用户信息...";
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if (SelectedUser == null)
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{
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StatusBrush = Brushes.Orange;
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StatusText = "请先选择要更新的用户";
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return;
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}
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// 这里演示如何更新用户信息
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var command = new OrpaonVision.Core.Security.Contracts.Commands.UpdateUserCommand
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{
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UserId = SelectedUser.UserId,
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DisplayName = SelectedUser.DisplayName + " (已更新)",
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Email = SelectedUser.Email,
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IsActive = SelectedUser.IsActive,
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Roles = SelectedUser.Roles.ToList(),
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UpdatedBy = "Admin"
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};
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var result = await _userAppService.UpdateAsync(command);
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if (result.Succeeded)
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{
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StatusText = "用户信息更新成功";
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OutputText = $"用户ID：{command.UserId}\n" +
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$"显示名称：{command.DisplayName}\n" +
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$"状态：{(command.IsActive ? "激活" : "停用")}\n" +
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$"角色：{string.Join(", ", command.Roles)}";
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// 重新查询用户详情以更新显示
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await QueryUserDetailAsync();
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}
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else
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{
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StatusBrush = Brushes.OrangeRed;
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StatusText = "更新用户信息失败";
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OutputText = $"错误：{result.Message}";
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}
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}
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catch (Exception ex)
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{
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StatusBrush = Brushes.OrangeRed;
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StatusText = "更新用户信息异常";
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OutputText = $"异常：{ex.Message}";
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}
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}
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/// <summary>
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/// 删除用户。
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/// </summary>
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public async Task DeleteUserAsync()
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{
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try
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{
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StatusBrush = Brushes.DarkGreen;
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StatusText = "正在删除用户...";
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if (SelectedUser == null)
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{
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StatusBrush = Brushes.Orange;
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StatusText = "请先选择要删除的用户";
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return;
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}
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// 这里演示如何删除用户
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var command = new OrpaonVision.Core.Security.Contracts.Commands.DeleteUserCommand
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{
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UserId = SelectedUser.UserId,
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DeletedBy = "Admin"
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};
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var result = await _userAppService.DeleteAsync(command);
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if (result.Succeeded)
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{
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StatusText = "用户删除成功";
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OutputText = $"已删除用户：{SelectedUser.UserName} ({SelectedUser.DisplayName})\n" +
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$"用户ID：{command.UserId}\n" +
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$"操作时间：{DateTime.UtcNow:yyyy-MM-dd HH:mm:ss}";
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SelectedUser = null;
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SearchKeyword = string.Empty;
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}
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else
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{
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StatusBrush = Brushes.OrangeRed;
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StatusText = "删除用户失败";
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OutputText = $"错误：{result.Message}";
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}
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}
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catch (Exception ex)
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{
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StatusBrush = Brushes.OrangeRed;
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StatusText = "删除用户异常";
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OutputText = $"异常：{ex.Message}";
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}
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}
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/// <summary>
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/// 重置用户密码。
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/// </summary>
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public async Task ResetUserPasswordAsync()
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{
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try
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{
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StatusBrush = Brushes.DarkGreen;
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StatusText = "正在重置用户密码...";
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if (SelectedUser == null)
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{
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StatusBrush = Brushes.Orange;
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StatusText = "请先选择要重置密码的用户";
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return;
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}
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// 这里演示如何重置用户密码
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var command = new OrpaonVision.Core.Security.Contracts.Commands.ResetUserPasswordCommand
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{
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UserId = SelectedUser.UserId,
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NewPassword = "NewTempPassword123!",
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ForceChangeOnNextLogin = true,
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ResetBy = "Admin"
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};
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var result = await _userAppService.ResetPasswordAsync(command);
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if (result.Succeeded)
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{
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StatusText = "密码重置成功";
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OutputText = $"用户：{SelectedUser.UserName}\n" +
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$"新密码：{command.NewPassword}\n" +
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$"下次登录必须修改：{(command.ForceChangeOnNextLogin ? "是" : "否")}\n" +
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$"请及时通知用户";
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}
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else
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{
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StatusBrush = Brushes.OrangeRed;
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StatusText = "重置密码失败";
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OutputText = $"错误：{result.Message}";
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}
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}
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catch (Exception ex)
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{
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StatusBrush = Brushes.OrangeRed;
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StatusText = "重置密码异常";
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OutputText = $"异常：{ex.Message}";
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}
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}
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/// <summary>
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/// 分页查询用户列表。
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/// </summary>
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public async Task QueryUserListAsync()
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{
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try
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{
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StatusBrush = Brushes.DarkGreen;
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StatusText = "正在查询用户列表...";
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// 这里演示如何分页查询用户列表
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var query = new OrpaonVision.Core.Security.Contracts.Queries.UserQueryDto
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{
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Keyword = SearchKeyword,
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PageIndex = 1,
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PageSize = 20,
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SortField = "UserName",
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SortDirection = "ASC"
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};
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var result = await _userAppService.GetPagedListAsync(query);
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if (result.Succeeded && result.Data != null)
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{
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StatusText = "用户列表查询成功";
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OutputText = $"查询条件：{query.Keyword ?? "全部"}\n" +
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$"用户总数：{result.Data.TotalCount}\n" +
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$"当前页：{result.Data.PageIndex}/{result.Data.TotalPages}\n" +
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$"本页记录：{result.Data.Items.Count}\n" +
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$"查询时间：{DateTime.UtcNow:yyyy-MM-dd HH:mm:ss}";
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}
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else
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{
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StatusBrush = Brushes.OrangeRed;
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StatusText = "查询用户列表失败";
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OutputText = $"错误：{result.Message}";
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}
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}
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catch (Exception ex)
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{
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StatusBrush = Brushes.OrangeRed;
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StatusText = "查询用户列表异常";
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OutputText = $"异常：{ex.Message}";
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}
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}
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/// <inheritdoc />
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public event PropertyChangedEventHandler? PropertyChanged;
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private void SetProperty<T>(ref T field, T value, [CallerMemberName] string? propertyName = null)
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{
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if (EqualityComparer<T>.Default.Equals(field, value))
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{
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return;
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}
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field = value;
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PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
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}
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}
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