541 lines
22 KiB
C#
541 lines
22 KiB
C#
using FATrace.WPLApp.Core;
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using Prism.Commands;
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using System;
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using System.Collections.ObjectModel;
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using FreeSql;
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using FATrace.Model;
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using FATrace.WPLApp.Services;
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using FATrace.WPLApp.ModelDto;
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using System.Linq;
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using System.Threading.Tasks;
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using System.Windows;
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using Microsoft.Win32;
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using NPOI.SS.UserModel;
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using NPOI.XSSF.UserModel;
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// 为避免与 System.Windows.HorizontalAlignment/VerticalAlignment 冲突，添加别名
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using HAlign = NPOI.SS.UserModel.HorizontalAlignment;
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using VAlign = NPOI.SS.UserModel.VerticalAlignment;
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namespace FATrace.WPLApp.ViewModels
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{
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/// <summary>
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/// 原料生产使用信息查询 VM
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/// - 提供条件查询（时间范围、编码/名称/批次/扫码/操作人）
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/// - 支持使用 NPOI 导出为 Excel（.xlsx）
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/// 依赖注入：IFreeSql（数据库）、ILogService（日志）
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/// </summary>
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public class RawProUseViewModel : NavigationViewModel
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{
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private readonly IFreeSql _fsql;
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private readonly ILogService _log;
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private readonly CsvServices csvServices;
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public RawProUseViewModel(IFreeSql fsql, ILogService log, CsvServices csvServices)
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{
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_fsql = fsql;
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_log = log;
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this.csvServices = csvServices;
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Items = new ObservableCollection<RawProUseDto>();
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// 集合变化时动态刷新导出命令可用性
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Items.CollectionChanged += (s, e) =>
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{
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try { ExportCommand?.RaiseCanExecuteChanged(); } catch { }
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};
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// 默认查询时间为今日
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StartTime = DateTime.Today;
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EndTime = DateTime.Today.AddDays(1).AddSeconds(-1);
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SearchCommand = new DelegateCommand(async () => await SearchAsync(), () => !IsBusy)
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.ObservesProperty(() => IsBusy);
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ExportCommand = new DelegateCommand(ExportToExcel, () => !IsBusy && Items.Count > 0)
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.ObservesProperty(() => IsBusy)
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// Items 是集合引用，通常不会替换引用，这里通过 CollectionChanged 手动触发
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;
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ExportCSVCommand = new DelegateCommand(ExportToCsv, () => !IsBusy && Items.Count > 0)
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.ObservesProperty(() => IsBusy);
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ClearCommand = new DelegateCommand(ClearFilters, () => !IsBusy)
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.ObservesProperty(() => IsBusy);
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// 分页命令
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FirstPageCommand = new DelegateCommand(async () =>
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{
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if (PageIndex == 1) return;
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PageIndex = 1;
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await SearchAsync();
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}, () => !IsBusy && PageIndex > 1)
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.ObservesProperty(() => IsBusy)
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.ObservesProperty(() => PageIndex);
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PrevPageCommand = new DelegateCommand(async () =>
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{
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if (PageIndex <= 1) return;
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PageIndex -= 1;
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await SearchAsync();
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}, () => !IsBusy && PageIndex > 1)
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.ObservesProperty(() => IsBusy)
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.ObservesProperty(() => PageIndex);
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NextPageCommand = new DelegateCommand(async () =>
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{
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if (PageIndex >= TotalPages) return;
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PageIndex += 1;
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await SearchAsync();
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}, () => !IsBusy && PageIndex < TotalPages)
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.ObservesProperty(() => IsBusy)
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.ObservesProperty(() => PageIndex)
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.ObservesProperty(() => TotalPages);
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LastPageCommand = new DelegateCommand(async () =>
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{
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if (TotalPages <= 0) return;
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if (PageIndex == TotalPages) return;
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PageIndex = TotalPages;
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await SearchAsync();
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}, () => !IsBusy && PageIndex < TotalPages)
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.ObservesProperty(() => IsBusy)
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.ObservesProperty(() => PageIndex)
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.ObservesProperty(() => TotalPages);
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}
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#region 查询条件属性
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private string? _rawCode;
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/// <summary>
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/// 原料编号模糊匹配
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/// </summary>
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public string? RawCode { get => _rawCode; set { _rawCode = value; RaisePropertyChanged(); } }
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private string? _rawName;
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/// <summary>
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/// 原料名称模糊匹配
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/// </summary>
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public string? RawName { get => _rawName; set { _rawName = value; RaisePropertyChanged(); } }
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private string? _inBagCode;
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/// <summary>
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/// 内袋二维码模糊匹配
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/// </summary>
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public string? InBagCode { get => _inBagCode; set { _inBagCode = value; RaisePropertyChanged(); } }
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private string? _boxCode;
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/// <summary>
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/// 外箱二维码模糊匹配
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/// </summary>
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public string? BoxCode { get => _boxCode; set { _boxCode = value; RaisePropertyChanged(); } }
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private string? _batch;
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/// <summary>
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/// 批号模糊匹配
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/// </summary>
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public string? Batch { get => _batch; set { _batch = value; RaisePropertyChanged(); } }
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private string? _opUser;
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/// <summary>
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/// 操作者模糊匹配
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/// </summary>
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public string? OpUser { get => _opUser; set { _opUser = value; RaisePropertyChanged(); } }
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private string? _checkUser;
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/// <summary>
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/// 确认者模糊匹配
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/// </summary>
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public string? CheckUser { get => _checkUser; set { _checkUser = value; RaisePropertyChanged(); } }
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private DateTime? _startTime;
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/// <summary>
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/// 查询起始时间（包含）
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/// </summary>
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public DateTime? StartTime { get => _startTime; set { _startTime = value; RaisePropertyChanged(); } }
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private DateTime? _endTime;
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/// <summary>
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/// 查询结束时间（包含）
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/// </summary>
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public DateTime? EndTime { get => _endTime; set { _endTime = value; RaisePropertyChanged(); } }
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#endregion
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#region 列表与状态
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/// <summary>
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/// 查询结果数据集合（DTO）
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/// </summary>
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public ObservableCollection<RawProUseDto> Items { get; }
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private bool _isBusy;
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/// <summary>
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/// 是否忙碌（查询/导出中）
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/// </summary>
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public bool IsBusy { get => _isBusy; set { _isBusy = value; RaisePropertyChanged(); } }
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private int _totalCount;
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/// <summary>
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/// 结果总数
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/// </summary>
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public int TotalCount { get => _totalCount; set { _totalCount = value; RaisePropertyChanged(); } }
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// 分页属性
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private int _pageIndex = 1;
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/// <summary>
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/// 当前页（从1开始）
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/// </summary>
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public int PageIndex
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{
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get => _pageIndex;
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set { _pageIndex = value < 1 ? 1 : value; RaisePropertyChanged(); }
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}
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private int _pageSize = 20;
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/// <summary>
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/// 每页数量
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/// </summary>
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public int PageSize
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{
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get => _pageSize;
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set
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{
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var newSize = value <= 0 ? 20 : value;
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if (_pageSize != newSize)
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{
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_pageSize = newSize;
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RaisePropertyChanged();
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// 页大小改变，重置到第1页并刷新
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PageIndex = 1;
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if (!IsBusy)
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_ = SearchAsync();
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}
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}
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}
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private int _totalPages;
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/// <summary>
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/// 总页数
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/// </summary>
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public int TotalPages { get => _totalPages; set { _totalPages = value; RaisePropertyChanged(); } }
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#endregion
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#region 命令
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public DelegateCommand SearchCommand { get; }
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public DelegateCommand ExportCommand { get; }
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public DelegateCommand ExportCSVCommand { get; }
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public DelegateCommand ClearCommand { get; }
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public DelegateCommand FirstPageCommand { get; }
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public DelegateCommand PrevPageCommand { get; }
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public DelegateCommand NextPageCommand { get; }
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public DelegateCommand LastPageCommand { get; }
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#endregion
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/// <summary>
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/// 清空查询条件
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/// </summary>
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private void ClearFilters()
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{
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RawCode = RawName = InBagCode = BoxCode = Batch = OpUser = CheckUser = string.Empty;
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StartTime = DateTime.Today;
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EndTime = DateTime.Today.AddDays(1).AddSeconds(-1);
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}
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/// <summary>
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/// 执行查询（使用 FreeSql 构建查询语句，最终 ToList 获取数据）
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/// </summary>
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private async Task SearchAsync()
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{
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if (IsBusy) return;
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try
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{
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if (StartTime.HasValue && EndTime.HasValue && StartTime > EndTime)
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{
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MessageBox.Show("开始时间不能大于结束时间", "提示", MessageBoxButton.OK, MessageBoxImage.Warning);
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return;
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}
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IsBusy = true;
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_log.Info("RawProUse 查询开始");
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var data = await Task.Run(() =>
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{
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var q = _fsql.Select<RawProUse>();
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// 计算安全的时间区间（EndTime 若无时分秒，则自动包含至该日23:59:59.9999999）
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DateTime? start = StartTime;
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DateTime? end = EndTime;
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if (start.HasValue)
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q = q.Where(a => a.WeightTime >= start.Value);
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if (end.HasValue)
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{
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var endInclusive = end.Value;
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if (endInclusive.TimeOfDay == TimeSpan.Zero)
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endInclusive = endInclusive.Date.AddDays(1).AddTicks(-1);
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q = q.Where(a => a.WeightTime <= endInclusive);
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}
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if (!string.IsNullOrWhiteSpace(RawCode))
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q = q.Where(a => a.RawCode.Contains(RawCode));
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if (!string.IsNullOrWhiteSpace(RawName))
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q = q.Where(a => a.RawName.Contains(RawName));
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if (!string.IsNullOrWhiteSpace(InBagCode))
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q = q.Where(a => a.InBagCode.Contains(InBagCode));
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if (!string.IsNullOrWhiteSpace(BoxCode))
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q = q.Where(a => a.BoxCode.Contains(BoxCode));
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if (!string.IsNullOrWhiteSpace(Batch))
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q = q.Where(a => a.Batch.Contains(Batch));
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if (!string.IsNullOrWhiteSpace(OpUser))
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q = q.Where(a => a.OpUser.Contains(OpUser));
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if (!string.IsNullOrWhiteSpace(CheckUser))
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q = q.Where(a => a.CheckUser.Contains(CheckUser));
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// 按时间倒序
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q = q.OrderByDescending(a => a.WeightTime);
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// 计算总数并分页（Page 从1开始）
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var size = PageSize <= 0 ? 20 : PageSize;
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var page = PageIndex < 1 ? 1 : PageIndex;
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var list = q.Count(out var total)
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.Page(page, size)
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.ToList(a => new RawProUseDto
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{
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Id = a.Id,
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RawCode = a.RawCode,
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RawName = a.RawName,
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InBagCode = a.InBagCode,
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BoxCode = a.BoxCode,
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Batch = a.Batch,
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ShelfLife = a.ShelfLife,
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Weight = a.Weight,
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RemainWeight = a.RemainWeight,
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StockWeight = a.StockWeight,
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WeightTime = a.WeightTime,
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OpUser = a.OpUser,
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CheckUser = a.CheckUser,
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OutTime = a.OutTime,
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CreateTime = a.CreateTime
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});
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// 若当前页超出总页数，则自动回退到最后一页
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var pages = total <= 0 || size <= 0 ? 0 : (int)Math.Ceiling(total * 1.0 / size);
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if (pages > 0 && page > pages)
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{
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page = pages;
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list = q.Page(page, size).ToList(a => new RawProUseDto
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{
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Id = a.Id,
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RawCode = a.RawCode,
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RawName = a.RawName,
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InBagCode = a.InBagCode,
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BoxCode = a.BoxCode,
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Batch = a.Batch,
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ShelfLife = a.ShelfLife,
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Weight = a.Weight,
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RemainWeight = a.RemainWeight,
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StockWeight = a.StockWeight,
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WeightTime = a.WeightTime,
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OpUser = a.OpUser,
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CheckUser = a.CheckUser,
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OutTime = a.OutTime,
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CreateTime = a.CreateTime
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});
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}
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return (items: list, total: (int)total, normalizedPage: page, totalPages: pages);
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});
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Application.Current.Dispatcher.Invoke(() =>
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{
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Items.Clear();
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foreach (var it in data.items)
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Items.Add(it);
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TotalCount = data.total;
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TotalPages = data.totalPages;
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PageIndex = data.normalizedPage == 0 ? 1 : data.normalizedPage;
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});
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_log.Info($"RawProUse 查询完成，记录数: {TotalCount}");
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}
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catch (Exception ex)
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{
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_log.Error($"RawProUse 查询失败: {ex}");
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MessageBox.Show($"查询失败: {ex.Message}", "错误", MessageBoxButton.OK, MessageBoxImage.Error);
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}
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finally
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{
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IsBusy = false;
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}
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}
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/// <summary>
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/// 使用 CsvServices 将当前界面数据导出为 CSV 文件（每条记录一个文件，命名为 InBagCode.csv）
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/// </summary>
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private void ExportToCsv()
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{
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//if (IsBusy) return;
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//if (Items.Count == 0)
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//{
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// System.Windows.MessageBox.Show("无可导出的数据", "提示", MessageBoxButton.OK, MessageBoxImage.Information);
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// return;
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//}
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//try
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//{
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// IsBusy = true;
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// var dr = "D:\\迅雷下载";
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// // 转换为 RawProUserCsvDto
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// var all = Items.Select(it => new RawProUserCsvDto
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// {
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// RawCode = it.RawCode,
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// RawName = it.RawName,
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// InBagCode = it.InBagCode,
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// BoxCode = it.BoxCode,
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// Batch = it.Batch,
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// ShelfLife = it.ShelfLife,
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// Weight = it.Weight,
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// DeliveryDate = it.WeightTime.ToString("yyyyMMdd"),
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// RemainWeight = it.RemainWeight,
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// StockWeight = it.StockWeight,
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// WeightTime = it.WeightTime,
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// OpUser = it.OpUser,
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// CheckUser = it.CheckUser,
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// OutTime = it.OutTime
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// }).ToList();
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// // 过滤 InBagCode 为空的记录，避免导出失败
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// var valid = all.Where(x => !string.IsNullOrWhiteSpace(x.InBagCode)).ToList();
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// int skipped = all.Count - valid.Count;
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// var svc = csvServices;
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// var paths = svc.ExportMany(valid, dr, overwrite: true);
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// _log.Info($"RawProUse CSV 导出完成: 目录={dr}, 成功={valid.Count}, 跳过={skipped}");
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// System.Windows.MessageBox.Show($"导出完成：成功 {valid.Count} 条，跳过 {skipped} 条。\n目录：{dr}", "提示", MessageBoxButton.OK, MessageBoxImage.Information);
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//}
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//catch (Exception ex)
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//{
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// _log.Error($"RawProUse CSV 导出失败: {ex}");
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// System.Windows.MessageBox.Show($"导出失败: {ex.Message}", "错误", MessageBoxButton.OK, MessageBoxImage.Error);
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//}
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//finally
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//{
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// IsBusy = false;
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//}
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}
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|
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/// <summary>
|
||
/// 导出当前查询结果为 Excel（.xlsx）
|
||
/// </summary>
|
||
private void ExportToExcel()
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{
|
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if (IsBusy) return;
|
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if (Items.Count == 0)
|
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{
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MessageBox.Show("无可导出的数据", "提示", MessageBoxButton.OK, MessageBoxImage.Information);
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return;
|
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}
|
||
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try
|
||
{
|
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IsBusy = true;
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var sfd = new SaveFileDialog
|
||
{
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Title = "导出为 Excel",
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Filter = "Excel 工作簿 (*.xlsx)|*.xlsx",
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FileName = $"RawProUse_{DateTime.Now:yyyyMMdd_HHmmss}.xlsx"
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};
|
||
if (sfd.ShowDialog() != true) return;
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||
|
||
using IWorkbook workbook = new XSSFWorkbook();
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||
var sheet = workbook.CreateSheet("原料使用");
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||
// 表头
|
||
var header = sheet.CreateRow(0);
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||
string[] headers = new[]
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{
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||
"Id","原料编号","原料名称","内袋二维码","外箱二维码","批号","保质期(年)",
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"称重重量(g)","剩余重量(g)","入库总重量(g)","称重时间","操作者","确认者","出库时间","创建时间"
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};
|
||
// 表头样式：加粗与更大字号
|
||
var headerFont = workbook.CreateFont();
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||
headerFont.IsBold = true;
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||
headerFont.FontHeightInPoints = 12;
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||
var headerStyle = workbook.CreateCellStyle();
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headerStyle.SetFont(headerFont);
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||
headerStyle.Alignment = HAlign.Center;
|
||
headerStyle.VerticalAlignment = VAlign.Center;
|
||
header.HeightInPoints = 20f;
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||
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||
for (int i = 0; i < headers.Length; i++)
|
||
{
|
||
var hc = header.CreateCell(i);
|
||
hc.SetCellValue(headers[i]);
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||
hc.CellStyle = headerStyle;
|
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}
|
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|
||
// 日期格式
|
||
var dateStyle = workbook.CreateCellStyle();
|
||
var dataFormat = workbook.CreateDataFormat();
|
||
dateStyle.DataFormat = dataFormat.GetFormat("yyyy-mm-dd hh:mm:ss");
|
||
|
||
// 数据
|
||
for (int r = 0; r < Items.Count; r++)
|
||
{
|
||
var it = Items[r];
|
||
var row = sheet.CreateRow(r + 1);
|
||
int c = 0;
|
||
row.CreateCell(c++).SetCellValue((double)it.Id);
|
||
row.CreateCell(c++).SetCellValue(it.RawCode ?? string.Empty);
|
||
row.CreateCell(c++).SetCellValue(it.RawName ?? string.Empty);
|
||
row.CreateCell(c++).SetCellValue(it.InBagCode ?? string.Empty);
|
||
row.CreateCell(c++).SetCellValue(it.BoxCode ?? string.Empty);
|
||
row.CreateCell(c++).SetCellValue(it.Batch ?? string.Empty);
|
||
row.CreateCell(c++).SetCellValue(it.ShelfLife);
|
||
row.CreateCell(c++).SetCellValue(it.Weight);
|
||
row.CreateCell(c++).SetCellValue(it.RemainWeight);
|
||
row.CreateCell(c++).SetCellValue(it.StockWeight);
|
||
|
||
var cellWeightTime = row.CreateCell(c++);
|
||
cellWeightTime.SetCellValue(it.WeightTime);
|
||
cellWeightTime.CellStyle = dateStyle;
|
||
|
||
row.CreateCell(c++).SetCellValue(it.OpUser ?? string.Empty);
|
||
row.CreateCell(c++).SetCellValue(it.CheckUser ?? string.Empty);
|
||
|
||
var cellOutTime = row.CreateCell(c++);
|
||
cellOutTime.SetCellValue(it.OutTime);
|
||
cellOutTime.CellStyle = dateStyle;
|
||
|
||
var cellCreateTime = row.CreateCell(c++);
|
||
cellCreateTime.SetCellValue(it.CreateTime);
|
||
cellCreateTime.CellStyle = dateStyle;
|
||
}
|
||
|
||
// 自适应列宽（注意：大量数据时可能较慢）
|
||
for (int i = 0; i < headers.Length; i++)
|
||
{
|
||
sheet.AutoSizeColumn(i);
|
||
}
|
||
|
||
using var fs = System.IO.File.OpenWrite(sfd.FileName);
|
||
workbook.Write(fs);
|
||
|
||
_log.Info($"RawProUse 导出完成: {sfd.FileName}");
|
||
MessageBox.Show("导出成功", "提示", MessageBoxButton.OK, MessageBoxImage.Information);
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
_log.Error($"RawProUse 导出失败: {ex}");
|
||
MessageBox.Show($"导出失败: {ex.Message}", "错误", MessageBoxButton.OK, MessageBoxImage.Error);
|
||
}
|
||
finally
|
||
{
|
||
IsBusy = false;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 导航进入时，可触发一次默认查询（可按需开启）
|
||
/// </summary>
|
||
/// <param name="navigationContext"></param>
|
||
public override async void OnNavigatedTo(Prism.Regions.NavigationContext navigationContext)
|
||
{
|
||
await SearchAsync();
|
||
}
|
||
}
|
||
}
|