using CommunityToolkit.Mvvm.ComponentModel; using CommunityToolkit.Mvvm.Input; using Microsoft.Extensions.DependencyInjection; using Microsoft.Win32; using MiniExcelLibs; using SlnMesnac.Business; using SlnMesnac.Model.domain; using System; using System.Collections.Generic; using System.Collections.ObjectModel; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows; #region << 版 本 注 释 >> /*-------------------------------------------------------------------- * 版权所有 (c) 2024 WenJY 保留所有权利。 * CLR版本:4.0.30319.42000 * 机器名称:T14-GEN3-7895 * 命名空间:SlnMesnac.WPF.ViewModel * 唯一标识:363901e3-4a2d-433c-862a-6ea822f784fb * * 创建者:WenJY * 电子邮箱: * 创建时间:2024-09-20 10:23:24 * 版本:V1.0.0 * 描述: * *-------------------------------------------------------------------- * 修改人: * 时间: * 修改说明: * * 版本:V1.0.0 *--------------------------------------------------------------------*/ #endregion << 版 本 注 释 >> namespace SlnMesnac.WPF.ViewModel { public partial class HistoryViewModel : ObservableObject { private TagScanBusiness tagScanBusiness; public HistoryViewModel() { tagScanBusiness = App.ServiceProvider.GetService(); } public string _rfidCode; public string RfidCode { get => _rfidCode; set => SetProperty(ref _rfidCode, value); } public DateTime _beginTime = DateTime.Now; public DateTime BeginTime { get => _beginTime; set => SetProperty(ref _beginTime, value); } public DateTime _endTime = DateTime.Now; public DateTime EndTime { get => _endTime; set => SetProperty(ref _endTime, value); } private ObservableCollection _scanItems = new ObservableCollection(); public ObservableCollection ScanItems { get => _scanItems; set => SetProperty(ref _scanItems, value); } [RelayCommand] private void Query() { tagScanBusiness.QuerySacnInfo(_rfidCode, _beginTime, _endTime,out List info); ScanItems = new ObservableCollection(info); } [RelayCommand] private void Export() { try { var info = _scanItems; // 创建 SaveFileDialog 对象 SaveFileDialog saveFileDialog = new SaveFileDialog(); saveFileDialog.Filter = "Excel文件 (*.xlsx)|*.xlsx|所有文件 (*.*)|*.*"; saveFileDialog.Title = "保存文件"; saveFileDialog.FileName = $"扫描记录{DateTime.Now.Date:yyyy-MM-dd}.xlsx"; if (saveFileDialog.ShowDialog() == true) { string filePath = saveFileDialog.FileName; MiniExcel.SaveAs(filePath, info); MessageBox.Show($"扫描记录导出成功:{filePath}"); } } catch (Exception ex) { MessageBox.Show($"扫描记录导出异常:{ex.Message}"); } } } }