DMS/DMS.WPF/ViewModels/DevicesViewModel.cs

using System.Collections.ObjectModel;
using CommunityToolkit.Mvvm.ComponentModel;
using CommunityToolkit.Mvvm.Input;
using DMS.Core.Enums;
using DMS.Core.Helper;
using DMS.Core.Models;
using DMS.Helper;
using DMS.Services;
using DMS.WPF.Helper;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using DMS.WPF.Services;
using DMS.WPF.ViewModels.Items;

namespace DMS.WPF.ViewModels;

/// <summary>
/// 设备管理视图模型，负责设备的增删改查操作。
/// </summary>
public partial class DevicesViewModel : ViewModelBase,INavigatable
{
    private readonly DataServices _dataServices;
    private readonly IDialogService _dialogService;


    /// <summary>
    /// 设备列表。
    /// </summary>
    [ObservableProperty]
    private ObservableCollection<DeviceItemViewModel> _devices;

    
    /// <summary>
    /// 当前选中的设备。
    /// </summary>
    [ObservableProperty]
    private DeviceItemViewModel _selectedDevice;

    /// <summary>
    /// 初始化 <see cref="DevicesViewModel"/> 类的新实例。
    /// </summary>
    /// <param name="logger">日志记录器。</param>
    /// <param name="dialogService">对话框服务。</param>
    /// <param name="dataServices">数据服务。</param>
    public DevicesViewModel(
        IDialogService dialogService, DataServices dataServices)
    {
        
        _dialogService = dialogService;
        _dataServices = dataServices;
        Devices = new ObservableCollection<DeviceItemViewModel>();
        _dataServices.OnDeviceListChanged += (devices) =>
        {
            
        };
    }

    // public override void OnLoaded()
    // {
    //     if (_dataServices.Devices!=null && _dataServices.Devices.Count>0)
    //     {
    //         Devices=new ObservableCollection<Device>(_dataServices.Devices);
    //         foreach (var device in Devices)
    //         {
    //             device.OnDeviceIsActiveChanged += HandleDeviceIsActiveChanged;
    //             
    //         }
    //     }
    // }

    public override Task<bool> OnExitAsync()
    {
        // if (_dataServices.Devices!=null && _dataServices.Devices.Count>0)
        // {
        //     foreach (var device in Devices)
        //     {
        //         device.OnDeviceIsActiveChanged -= HandleDeviceIsActiveChanged;
        //     }
        // }

        return Task.FromResult(true);
    }

    private async void HandleDeviceIsActiveChanged(Device device, bool isActive)
    {
        // try
        // {
        //     await _deviceRepository.UpdateAsync(device);
        //     NotificationHelper.ShowSuccess($"设备 {device.Name} 的激活状态已更新。");
        // }
        // catch (Exception ex)
        // {
        //     NotificationHelper.ShowError($"更新设备 {device.Name} 激活状态失败: {ex.Message}", ex);
        // }
    }

    /// <summary>
    /// 添加设备命令。
    /// </summary>
    [RelayCommand]
    public async void AddDevice()
    {
        // try
        // {
        //     // 1. 显示添加设备对话框
        //     var device = await _dialogService.ShowAddDeviceDialog();
        //     // 如果用户取消或对话框未返回设备，则直接返回
        //     if (device == null)
        //     {
        //         NlogHelper.Info("用户取消了添加设备操作。");
        //         return;
        //     }
        //
        //     if (device.ProtocolType == ProtocolType.OpcUA)
        //         device.OpcUaEndpointUrl = $"opc.tcp://{device.Ip}:{device.Prot}";
        //
        //     await _deviceRepository.AddAsync(device);
        // }
        // catch (Exception e)
        // {
        //     NotificationHelper.ShowError($"添加设备的过程中发生错误：{e.Message}", e);
        // }
    }

    /// <summary>
    /// 删除设备命令。
    /// </summary>
    [RelayCommand]
    public async void DeleteDevice()
    {
        
        // try
        // {
        //     if (SelectedDevice == null)
        //     {
        //         NotificationHelper.ShowError("你没有选择任何设备，请选择设备后再点击删除设备");
        //         return;
        //     }
        //
        //     string msg = $"确认要删除设备名为:{SelectedDevice.Name}";
        //     var isDel = await _dialogService.ShowConfrimeDialog("删除设备", msg, "删除设备");
        //     if (isDel)
        //     {
        //         
        //         // 删除设备
        //         await _deviceRepository.DeleteAsync(SelectedDevice ,_dataServices.MenuTrees);
        //
        //         MessageHelper.SendLoadMessage(LoadTypes.Menu);
        //         MessageHelper.SendLoadMessage(LoadTypes.Devices);
        //         NotificationHelper.ShowSuccess($"删除设备成功,设备名：{SelectedDevice.Name}");
        //     }
        // }
        // catch (Exception e)
        // {
        //     NotificationHelper.ShowError($"删除设备的过程中发生错误：{e.Message}", e);
        // }
    }

    /// <summary>
    /// 编辑设备命令。
    /// </summary>
    [RelayCommand]
    public async void EditDevice()
    {
        // try
        // {
        //     if (SelectedDevice == null)
        //     {
        //         NotificationHelper.ShowError("你没有选择任何设备，请选择设备后再点击编辑设备");
        //         return;
        //     }
        //
        //     var editDievce = await _dialogService.ShowEditDeviceDialog(SelectedDevice);
        //     if (editDievce != null)
        //     {
        //         // 更新菜单
        //         var res = await _deviceRepository.UpdateAsync(editDievce);
        //         var menu = DataServicesHelper.FindMenusForDevice(editDievce, _dataServices.MenuTrees);
        //         if (menu != null)
        //             await _menuRepository.UpdateAsync(menu);
        //
        //         MessageHelper.SendLoadMessage(LoadTypes.Menu);
        //         MessageHelper.SendLoadMessage(LoadTypes.Devices);
        //     }
        // }
        // catch (Exception e)
        // {
        //     NotificationHelper.ShowError($"编辑设备的过程中发生错误：{e.Message}", e);
        // }
    }
    
    [RelayCommand]
    public void NavigateToDetail()
    {
        if (SelectedDevice == null) return;
        var deviceDetailVm = App.Current.Services.GetRequiredService<DeviceDetailViewModel>();
        deviceDetailVm.CurrentDevice = SelectedDevice;
        MessageHelper.SendNavgatorMessage(deviceDetailVm);
    }

    public async Task OnNavigatedToAsync(object parameter)
    {
        
    }
}