SlnMesnac.ParcelScanner/SlnMesnac.WPF/ViewModel/IndexViewModel.cs


using CommunityToolkit.Mvvm.ComponentModel;
using LiveCharts;
using LiveCharts.Wpf;
using Microsoft.Extensions.DependencyInjection;
using SlnMesnac.Business;
using SlnMesnac.Model.domain;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Documents;

#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：9e7a55b1-ef98-4957-9a44-16dd251c4b5c
*
* 创建者：WenJY
* 电子邮箱：
* 创建时间：2024-09-18 10:46:52
* 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 class IndexViewModel : ObservableObject
    {
        private TagScanBusiness tagScanBusiness;
        public IndexViewModel()
        {
            tagScanBusiness = App.ServiceProvider.GetService<TagScanBusiness>();
            this.Init();
            this.RefreshScanInfo();
        }


        private void Init()
        {
            PassRate = 30;

            // 初始化数据
            RecogEfficiency = new SeriesCollection
            {
                new LineSeries
                {
                    Title = "Achievement",
                    Values = new ChartValues<double> { 3, 5, 7, 2 } // 示例数据
                }
            };

            AxisX = new ObservableCollection<string> { "8", "12", "16", "20" };

            ScanItems = new ObservableCollection<ScanLogModel>();
        }

        #region 参数定义
        /// <summary>
        /// 条码信息
        /// </summary>
        public string _tagCode;
        public string TagCode
        {
            get => _tagCode;
            set => SetProperty(ref _tagCode, value);
        }

        /// <summary>
        /// 条码总数
        /// </summary>
        public int _tagAmount;
        public int TagAmount
        {
            get => _tagAmount;
            set => SetProperty(ref _tagAmount, value);
        }

        /// <summary>
        /// 合格率
        /// </summary>
        public int _passRate;
        public int PassRate
        {
            get => _passRate;
            set => SetProperty(ref _passRate, value);
        }

        /// <summary>
        /// 效率数值
        /// </summary>
        private SeriesCollection _recogEfficiency;
        public SeriesCollection RecogEfficiency
        {
            get => _recogEfficiency;
            set => SetProperty(ref _recogEfficiency, value);
        }

        /// <summary>
        /// 效率曲线X坐标
        /// </summary>
        private ObservableCollection<string> _axisX;
        public ObservableCollection<string> AxisX
        {
            get => _axisX;
            set => SetProperty(ref _axisX, value);
        }

        /// <summary>
        /// 图像路径
        /// </summary>
        private string _imagePath;
        public string ImagePath
        {
            get => _imagePath;
            set => SetProperty(ref _imagePath, value);
        }

        /// <summary>
        /// 日志信息
        /// </summary>
        private ObservableCollection<string> _logMessages = new ObservableCollection<string>();

        public ObservableCollection<string> LogMessages
        {
            get => _logMessages;
            set => SetProperty(ref _logMessages, value);
        }

        /// <summary>
        /// 扫描记录
        /// </summary>
        private ObservableCollection<ScanLogModel> _scanItems = new ObservableCollection<ScanLogModel>();
        public ObservableCollection<ScanLogModel> ScanItems
        {
            get => _scanItems;
            set => SetProperty(ref _scanItems, value);
        }
        #endregion

        private void RefreshScanInfo()
        {
            //数据刷新
            tagScanBusiness.RefreshTagScanInfoEvent += info =>
            {
                
                App.Current.Dispatcher.Invoke(() =>
                {
                    TagCode = info.Rfid;
                    ImagePath = info.Url;

                    string fileName = Path.GetFileName(info.Url);
                    info.Url = fileName;
                    ScanItems.Add(info);

                    TagAmount++;
                });
            };

            //报警信息刷新
            tagScanBusiness.RefreshDeviceAlarmMessageEvent += msg =>
            {
                RefreshLogMessage(msg);
            };
        }



        private ObservableCollection<string> listItems = new ObservableCollection<string>();
        /// <summary>
        /// 系统运行日志输出
        /// </summary>
        /// <param name="message"></param>
        private async void RefreshLogMessage(string message)
        {
            await Task.Run(() =>
            {
                try
                {
                    string formattedMessage = $"{DateTime.Now.ToString("HH:mm:ss.ss")} ==> {message}";

                    lock (listItems)
                    {
                        listItems.Add(formattedMessage);

                        while (listItems.Count > 120)
                        {
                            listItems.RemoveAt(0);
                        }

                        var orderedList = listItems.OrderByDescending(x => x).ToList();  // 排序后转为 List
                        App.Current.Dispatcher.Invoke(() =>
                        {
                            LogMessages = new ObservableCollection<string>(orderedList);  // 更新 UI
                        });
                    }
                }
                catch (Exception ex)
                {
                    //_logger.LogError($"日志数据绑定异常:{ex.Message}");
                }
            });
        }
    }
}