HKC/DM_Weight/ViewModels/AddToJiaoJieWindowViewModel.cs

using DM_Weight.Models;
using DM_Weight.msg;
using DM_Weight.Port;
using DM_Weight.util;
using log4net;
using log4net.Repository.Hierarchy;
using Prism.Commands;
using Prism.Events;
using Prism.Mvvm;
using Prism.Regions;
using Prism.Services.Dialogs;
using SqlSugar;
using System;
using System.Collections.Generic;
using System.Configuration;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace DM_Weight.ViewModels
{
    public class AddToJiaoJieWindowViewModel : BindableBase, INavigationAware, IRegionMemberLifetime
    {
        private readonly ILog logger = LogManager.GetLogger(typeof(AddToJiaoJieWindowViewModel));
        public bool KeepAlive => false;
        public bool IsNavigationTarget(NavigationContext navigationContext)
        {
            return true;
        }

        public void OnNavigatedFrom(NavigationContext navigationContext)
        {
            // 取消消息订阅
            _eventAggregator.GetEvent<PortUtilEvent>().Unsubscribe(DoMyPrismEvent);
        }


        private List<ChannelStock> channelStocks;
        public List<ChannelStock> ChannelStocks
        {
            get => channelStocks;
            set => SetProperty(ref channelStocks, value);
        }



        public void OnNavigatedTo(NavigationContext navigationContext)
        {
            _eventAggregator.GetEvent<PortUtilEvent>().Subscribe(DoMyPrismEvent);
            RequestData();
        }
        private PortUtil _portUtil;
        IEventAggregator _eventAggregator;
        IDialogService _dialogService;
        public AddToJiaoJieWindowViewModel(PortUtil portUtil, IEventAggregator eventAggregator, IDialogService DialogService)
        {
            _portUtil = portUtil;
            _eventAggregator = eventAggregator;
            _dialogService = DialogService;
        }
        private void RequestData()
        {
            ChannelStocks = SqlSugarHelper.Db.Queryable<ChannelStock>()
                .Includes<ChannelList>(cs => cs.ChannelLst)
                .Includes<DrugInfo>(cs => cs.DrugInfo)
                .Where(cs => cs.MachineId == (ConfigurationManager.AppSettings["jj_machineId"] ?? "DM5") && cs.BaseQuantity > cs.Quantity)
                .OrderBy(cs => cs.Chnguid)
                .OrderBy(cs => cs.DrawerNo)
                .ToList();
            ChannelStocks.ForEach(cs => cs.AddQuantity = cs.BaseQuantity - cs.Quantity);
        }
        private int _status = 0;

        public int Status { get => _status; set => SetProperty(ref _status, value); }

        private bool _isEnable = true;
        public bool IsEnable { get => _isEnable; set => SetProperty(ref _isEnable, value); }

        private List<int> iDrawerNoLst
        { get; set; }
        private int CurrentNum { get; set; }

        //刷新
        public DelegateCommand QueryCommand
        {
            get => new DelegateCommand(() => RequestData());
        }
        //一键补药
        public DelegateCommand OpenDragCommand
        {
            get => new DelegateCommand(() =>
            {
                try
                {
                    Status = 1;
                    IsEnable = false;

                   var varDrawerNO = SqlSugarHelper.Db.Queryable<ChannelStock>()
                                  .Where(cs => cs.MachineId == (ConfigurationManager.AppSettings["machineId"] ??"DM3"))
                                  .GroupBy(cs=>cs.DrawerNo).Select(DrawerNo=>DrawerNo).ToList();

                    iDrawerNoLst= varDrawerNO.Select(item => item.DrawerNo).ToList();
                    CurrentNum = 0;
                    _portUtil.SpeakAsync($"正在打开 {iDrawerNoLst[CurrentNum]} 号抽屉");


                    _portUtil.WindowName = "AddToJiaoJieWindow";
                    _portUtil.Operate = true;
                    //_portUtil.BoardType = singleChannels.Count > 0 ? singleChannels[0].BoardType : 1;
                    //_portUtil.ColNos = singleChannels.Select(it => it.ColNo).ToArray();
                    _portUtil.DrawerNo = iDrawerNoLst[CurrentNum];
                    _portUtil.Start();

                }
                catch (Exception ex)
                {

                    AlertMsg alertMsg = new AlertMsg
                    {
                        Message = $"补药异常{ex.Message}",
                        Type = MsgType.ERROR,
                    };
                    _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
                    logger.Info($"AddToJiaoJieWindowViewModel异常：{ex.Message}");
                    _portUtil.Operate = false;
                }

            });
        }
        void DoMyPrismEvent(DeviceMsg msg)
        {
            if (msg.WindowName == "AddToJiaoJieWindow")
            {
                switch (msg.EventType)
                {
                    // 抽屉打开
                    case EventType.DRAWEROPEN:
                        if (Status == 1)
                        {
                            Status = 2;
                        }
                        CurrentNum+=1;
                        if (CurrentNum< iDrawerNoLst.Count)
                        {
                            _portUtil.WindowName = "AddToJiaoJieWindow";
                            _portUtil.Operate = true;
                            _portUtil.DrawerNo = iDrawerNoLst[CurrentNum];
                            _portUtil.Start();
                        }
                        break;
                    // 抽屉关闭
                    case EventType.DRAWERCLOSE:
                        if (Status == 2)
                        {
                            Status = 3;
                        }
                        _portUtil.Operate = false;
                        IsEnable=false;
                        CurrentNum = 0;

                        break;
                    // 数量变化
                    case EventType.UPDATEQUANTITY:
                        if (Status == 2)
                        {
                            ChannelStocks.ForEach(it => it.AddQuantity = msg.Quantitys[it.ColNo - 1]);
                        }
                        break;
                    // 打开失败
                    case EventType.OPENERROR:
                        AlertMsg alertMsg = new AlertMsg
                        {
                            Message = msg.Message,
                            Type = MsgType.ERROR,
                        };
                        _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
                        Status = 0;
                        _portUtil.Operate = false;
                        IsEnable = false;
                        CurrentNum = 0;
                        break;
                }
            }

        }
        //完成按钮
        //public DelegateCommand AddFinish
        //{
        //    get => new DelegateCommand(() => 
        //    { 
                
        //    });
        //}

        //取消
        public DelegateCommand CancleAdd
        {
            get => new DelegateCommand(() =>
            {
                _portUtil.ResetData();
                 Status = 0;
                IsEnable = true;
                CurrentNum = 0;
            });
        }

        private List<ChannelStock> csList = new List<ChannelStock>();
        //取药 弹出出药列表
        public DelegateCommand TakeDrugCommand
        {
            get => new DelegateCommand(async () =>
            {
                csList = ChannelStocks.FindAll(cs => cs.IsSelected == true).GroupBy(cs => cs.DrugId).Select(g => new {
                    DrugId = g.Key, Quantity = g.Sum(s => s.Quantity)
                }).Select(cs=>new ChannelStock() { DrugId=cs.DrugId,Quantity=cs.Quantity}).ToList();



                if (csList != null && csList.Count>0)
                {
                    // 此处延时1毫秒，等待页面渲染
                    await Task.Delay(TimeSpan.FromMilliseconds(1));
                    DialogParameters dialogParameters = new DialogParameters();
                    dialogParameters.Add("ChannelStocks", csList);
                    DialogServiceExtensions.ShowDialogHost(_dialogService, "AddToJiaoJieDialog", dialogParameters, DoDialogResult, "RootDialog");

                }
            });
        }
        private void DoDialogResult(IDialogResult dialogResult)
        {
            // 委托   被动执行     被子窗口执行
            // dialogResult  第一方面可以拿到任意参数   第二方面   可判断关闭状态
            //if(dialogResult.Result == ButtonResult.OK)
            //{
            RequestData();
            //}
            //MessageBox.Show("返回值：" + dialogResult.Result.ToString());
        }
    }

}