导入和导出的功能
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319
CapMachine.Wpf/ViewModels/DialogCanLinConfigImExportViewModel.cs
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319
CapMachine.Wpf/ViewModels/DialogCanLinConfigImExportViewModel.cs
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using CapMachine.Core;
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using CapMachine.Wpf.PrismEvent;
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using CapMachine.Wpf.Services;
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using Microsoft.Win32;
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using Prism.Commands;
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using Prism.Events;
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using Prism.Services.Dialogs;
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using System;
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using System.Collections.ObjectModel;
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using System.Linq;
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using System.Text;
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using System.Windows;
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namespace CapMachine.Wpf.ViewModels
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{
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/// <summary>
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/// CAN/CANFD/LIN 配置导入导出弹窗 ViewModel。
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/// </summary>
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public class DialogCanLinConfigImExportViewModel : DialogViewModel
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{
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/// <summary>
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/// 初始化导入导出弹窗。
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/// </summary>
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/// <param name="canLinConfigImExportService">导入导出服务。</param>
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/// <param name="eventAggregator">事件聚合器。</param>
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public DialogCanLinConfigImExportViewModel(
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CanLinConfigImExportService canLinConfigImExportService,
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IEventAggregator eventAggregator)
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{
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CanLinConfigImExportService = canLinConfigImExportService;
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EventAggregator = eventAggregator;
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Title = "CAN/CANFD/LIN配置导入导出";
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ImportModes = new ObservableCollection<ImportModeOption>
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{
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new ImportModeOption { Text = "覆盖导入（同名同类型先删除后导入）", Mode = CanLinImportMode.Overwrite },
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new ImportModeOption { Text = "增量导入（同名同类型自动重命名）", Mode = CanLinImportMode.IncrementalRename },
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};
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SelectedImportMode = ImportModes.FirstOrDefault();
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}
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/// <summary>
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/// 导入导出服务。
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/// </summary>
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public CanLinConfigImExportService CanLinConfigImExportService { get; }
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/// <summary>
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/// 事件聚合器。
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/// </summary>
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public IEventAggregator EventAggregator { get; }
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private string _importFilePath = string.Empty;
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/// <summary>
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/// 导入文件路径。
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/// </summary>
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public string ImportFilePath
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{
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get { return _importFilePath; }
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set { _importFilePath = value; RaisePropertyChanged(); }
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}
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private ObservableCollection<ImportModeOption> _importModes = new ObservableCollection<ImportModeOption>();
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/// <summary>
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/// 导入模式集合。
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/// </summary>
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public ObservableCollection<ImportModeOption> ImportModes
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{
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get { return _importModes; }
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set { _importModes = value; RaisePropertyChanged(); }
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}
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private ImportModeOption? _selectedImportMode;
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/// <summary>
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/// 当前选中的导入模式。
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/// </summary>
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public ImportModeOption? SelectedImportMode
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{
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get { return _selectedImportMode; }
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set { _selectedImportMode = value; RaisePropertyChanged(); }
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}
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private string _resultMessage = string.Empty;
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/// <summary>
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/// 操作结果消息。
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/// </summary>
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public string ResultMessage
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{
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get { return _resultMessage; }
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set { _resultMessage = value; RaisePropertyChanged(); }
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}
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private DelegateCommand? _browseImportFileCmd;
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/// <summary>
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/// 选择导入文件命令。
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/// </summary>
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public DelegateCommand BrowseImportFileCmd
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{
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get
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{
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if (_browseImportFileCmd == null)
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{
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_browseImportFileCmd = new DelegateCommand(BrowseImportFile);
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}
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return _browseImportFileCmd;
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}
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}
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private DelegateCommand? _importCmd;
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/// <summary>
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/// 导入命令。
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/// </summary>
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public DelegateCommand ImportCmd
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{
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get
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{
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if (_importCmd == null)
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{
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_importCmd = new DelegateCommand(ImportConfig);
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}
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return _importCmd;
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}
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}
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private DelegateCommand? _exportCmd;
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/// <summary>
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/// 导出命令。
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/// </summary>
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public DelegateCommand ExportCmd
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{
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get
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{
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if (_exportCmd == null)
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{
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_exportCmd = new DelegateCommand(ExportConfig);
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}
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return _exportCmd;
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}
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}
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private DelegateCommand? _closeCmd;
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/// <summary>
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/// 关闭命令。
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/// </summary>
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public DelegateCommand CloseCmd
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{
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get
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{
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if (_closeCmd == null)
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{
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_closeCmd = new DelegateCommand(CloseDialog);
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}
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return _closeCmd;
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}
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}
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/// <summary>
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/// 打开文件选择框并选择导入文件。
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/// </summary>
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private void BrowseImportFile()
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{
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try
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{
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var openFileDialog = new OpenFileDialog
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{
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Filter = "JSON文件 (*.json)|*.json|所有文件 (*.*)|*.*",
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CheckFileExists = true,
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CheckPathExists = true,
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};
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var ok = openFileDialog.ShowDialog();
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if (ok == true)
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{
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ImportFilePath = openFileDialog.FileName;
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}
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}
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catch (Exception ex)
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{
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MessageBox.Show($"选择导入文件失败：{ex.Message}", "错误", MessageBoxButton.OK, MessageBoxImage.Error);
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}
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}
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/// <summary>
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/// 执行配置导入。
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/// </summary>
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private void ImportConfig()
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{
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try
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{
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if (string.IsNullOrWhiteSpace(ImportFilePath))
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{
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MessageBox.Show("请先选择导入文件", "提示", MessageBoxButton.OK, MessageBoxImage.Warning);
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return;
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}
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if (SelectedImportMode == null)
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{
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MessageBox.Show("请选择导入模式", "提示", MessageBoxButton.OK, MessageBoxImage.Warning);
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return;
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}
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var result = CanLinConfigImExportService.ImportFromFile(ImportFilePath, SelectedImportMode.Mode);
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ResultMessage = BuildResultText(result);
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if (!result.IsSuccess)
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{
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MessageBox.Show(ResultMessage, "导入失败", MessageBoxButton.OK, MessageBoxImage.Error);
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return;
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}
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EventAggregator.GetEvent<CanLinConfigChangedEvent>().Publish("import");
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EventAggregator.GetEvent<LogicRuleChangeEvent>().Publish("import");
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MessageBox.Show(ResultMessage, "导入成功", MessageBoxButton.OK, MessageBoxImage.Information);
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}
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catch (Exception ex)
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{
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ResultMessage = $"导入失败：{ex.Message}";
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MessageBox.Show(ResultMessage, "导入失败", MessageBoxButton.OK, MessageBoxImage.Error);
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}
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}
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/// <summary>
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/// 执行配置导出。
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/// </summary>
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private void ExportConfig()
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{
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try
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{
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var saveFileDialog = new SaveFileDialog
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{
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Filter = "JSON文件 (*.json)|*.json|所有文件 (*.*)|*.*",
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DefaultExt = "json",
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FileName = $"CanLinConfigExport_{DateTime.Now:yyyyMMddHHmmss}.json",
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};
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var ok = saveFileDialog.ShowDialog();
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if (ok != true)
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{
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return;
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}
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var result = CanLinConfigImExportService.ExportToFile(saveFileDialog.FileName);
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ResultMessage = BuildResultText(result);
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if (!result.IsSuccess)
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{
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MessageBox.Show(ResultMessage, "导出失败", MessageBoxButton.OK, MessageBoxImage.Error);
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return;
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}
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MessageBox.Show(ResultMessage, "导出成功", MessageBoxButton.OK, MessageBoxImage.Information);
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}
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catch (Exception ex)
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{
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ResultMessage = $"导出失败：{ex.Message}";
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MessageBox.Show(ResultMessage, "导出失败", MessageBoxButton.OK, MessageBoxImage.Error);
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}
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}
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/// <summary>
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/// 关闭弹窗。
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/// </summary>
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private void CloseDialog()
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{
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RaiseRequestClose(new DialogResult(ButtonResult.Cancel));
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}
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/// <summary>
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/// 构建结果文本。
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/// </summary>
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/// <param name="result">执行结果。</param>
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/// <returns>显示文本。</returns>
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private static string BuildResultText(CanLinConfigImExportResult result)
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{
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var builder = new StringBuilder();
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builder.AppendLine(result.Message);
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if (result.RenamedConfigs != null && result.RenamedConfigs.Count > 0)
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{
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builder.AppendLine("重命名明细：");
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foreach (var line in result.RenamedConfigs)
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{
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builder.AppendLine($"- {line}");
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}
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}
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return builder.ToString();
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}
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/// <summary>
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/// 弹窗打开回调。
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/// </summary>
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/// <param name="parameters">弹窗参数。</param>
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public override void OnDialogOpened(IDialogParameters parameters)
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{
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ResultMessage = string.Empty;
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}
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/// <summary>
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/// 导入模式选项。
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/// </summary>
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public class ImportModeOption
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{
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/// <summary>
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/// 文本。
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/// </summary>
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public string Text { get; set; } = string.Empty;
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/// <summary>
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/// 模式值。
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/// </summary>
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public CanLinImportMode Mode { get; set; }
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}
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}
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}
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