using DM_Weight.Common;
using DM_Weight.Models;
using DM_Weight.msg;
using DM_Weight.Port;
using DM_Weight.util;
using log4net;
using NetTaste;
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.Collections.ObjectModel;
using System.Configuration;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows;

namespace DM_Weight.ViewModels
{
    public class BiaoDingWindowViewModel : BindableBase, IConfirmNavigationRequest, IRegionMemberLifetime
    {
        private readonly ILog logger = LogManager.GetLogger(typeof(BiaoDingWindowViewModel));
        private List<int> _drawerNoList = new List<int>();
        /// <summary>
        /// 抽屉号按钮是否可用
        /// </summary>
        private string _btnVisibil;
        public string BtnVisibil
        {
            get => _btnVisibil; set
            {
                SetProperty(ref _btnVisibil, value);
            }
        }
        //状态,抽屉下的库位有库存为0的则可标定，否则不可标定
        private int _status=0;
        public int Status { get => _status; set => SetProperty(ref _status, value); }
        //凭证号
        private string _pzh;
        public string PZH { get => _pzh; set { SetProperty(ref _pzh, value); } }

        private ObservableCollection<ChannelStock>? _channelStocks;

        public ObservableCollection<ChannelStock>? ChannelStocks
        {
            get => _channelStocks;
            set => SetProperty(ref _channelStocks, value);
        }


        private ChannelStock? _channelStock;

        public ChannelStock? CStock
        {
            get => _channelStock;
            set => SetProperty(ref _channelStock, value);
        }

        private static readonly DateTime Jan1st1970 = new DateTime
    (1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);

        private bool _openBoxVisibility = false;
        public bool OpenBoxVisibility
        {
            get => _openBoxVisibility;
            set => SetProperty(ref _openBoxVisibility, value);
        }

        private PortUtil _portUtil;
        IEventAggregator _eventAggregator;
        IDialogService _dialogService;
        public BiaoDingWindowViewModel(IDialogService DialogService, PortUtil portUtil, IEventAggregator eventAggregator)
        {
            _dialogService = DialogService;
            _portUtil = portUtil;
            _eventAggregator = eventAggregator;
        }
        private void DoDialogResult(IDialogResult dialogResult)
        {
            CStock = null;
            Status = 0;
            RequestData();
        }

        private int _drawerNo = Convert.ToInt32(ConfigurationManager.AppSettings["WeightDrawerNumber"].Split(',')[0]);

        public int DrawerNo
        {
            get => _drawerNo;
            set => SetProperty(ref _drawerNo, value);
        }

        private bool _is8Drawer = true;

        public bool Is8Drawer { get => _is8Drawer; set => SetProperty(ref _is8Drawer, value); }

        private bool _is16Drawer = false;

        public bool Is16Drawer { get => _is16Drawer; set => SetProperty(ref _is16Drawer, value); }


        private bool _is17Drawer = false;

        public bool Is17Drawer { get => _is17Drawer; set => SetProperty(ref _is17Drawer, value); }

        public DelegateCommand<string> UpdateDrawerNo
        {
            get => new DelegateCommand<string>((DrawerNo) =>
            {
                this.DrawerNo = Convert.ToInt32(DrawerNo);
                RequestData();
            }, (DrawerNo) => Status == 0
            );
        }
        //打开抽屉
        public DelegateCommand OpenDrawer
        {
            get => new DelegateCommand(async () =>
            {
                try
                {
                    if (Status == 0)
                    {
                        _portUtil.Operate = true;
                        _portUtil.DrawerNo = DrawerNo;
                        _portUtil.SpeakAsync("正在打开" + DrawerNo + "号抽屉");
                        byte[] buffer = await _portUtil.OpenDrawer();

                        int[] r = buffer.Select(it => Convert.ToInt32(it)).ToArray();

                        logger.Info($"OpenDrawer{string.Join(",", r)}");
                        if (DrawerState(r))
                        {
                            new PromiseUtil<int>().taskAsyncLoop(200, 0, async (options, next, stop) =>
                            {
                                Status = 1;
                                // 查询抽屉状态
                                _portUtil.Operate = true;
                                byte[] buffer = await _portUtil.CheckDrawerStatus();
                                int[] r = buffer.Select(it => Convert.ToInt32(it)).ToArray();
                                if (DrawerState(r))
                                {
                                    Status = 2;
                                    next();
                                }
                                else
                                {
                                    Status = 0;
                                    //关闭抽屉
                                    logger.Info($"抽屉【{DrawerNo}】已关闭");
                                    // 重新初始化数据
                                    _portUtil.ResetData();
                                    stop();
                                }
                            });
                        }
                        else
                        {
                            logger.Info($"抽屉【{DrawerNo}】打开失败");
                            // 重新初始化数据
                            _portUtil.ResetData();
                            AlertMsg alertMsg = new AlertMsg
                            {
                                Message = "抽屉打开失败",
                                Type = MsgType.ERROR,
                            };
                            // 返回消息  抽屉打开失败
                            _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
                        }
                    }
                }
                catch (Exception ex)
                {
                    AlertMsg alertMsg = new AlertMsg
                    {
                        Message = $"操作异常{ex.Message}",
                        Type = MsgType.ERROR,
                    };
                    // 返回消息  抽屉打开失败
                    _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
                }
            });
        }
       
       
        //开药盒
        public DelegateCommand<object> OpenBoxCommand
        {
            get => new DelegateCommand<object>(async (param) =>
            {
                try
                {
                    if (Status >= 1)
                    {
                        //开药盒
                        logger.Info("打开药盒");
                        _portUtil.DrawerNo = DrawerNo;
                        if (await _portUtil.OpenBoxByColNo(CStock.ColNo))
                        {
                            // 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("channelStock", CStock);
                            DialogServiceExtensions.ShowDialogHost(_dialogService, "BiaoDingDialog", dialogParameters, DoDialogResult, "RootDialog");


                        }
                        else
                        {
                            AlertMsg alertMsg = new AlertMsg
                            {
                                Message = "打开药盒失败",
                                Type = MsgType.ERROR,
                            };
                            _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
                            await Task.Delay(200);
                        }
                    }
                    else
                    {
                        //if (Status >= 2)
                        //{
                        //    AlertMsg alertMsg = new AlertMsg
                        //    {
                        //        Message = "请先关闭药盒后再打开",
                        //        Type = MsgType.ERROR,
                        //    };
                        //    _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);

                        //}
                        if(Status<1)
                        {

                            AlertMsg alertMsg = new AlertMsg
                            {
                                Message = "请先开抽屉后再打开药盒",
                                Type = MsgType.ERROR,
                            };
                            _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
                        }
                    }
                }
                catch(Exception ex)
                {
                    AlertMsg alertMsg = new AlertMsg
                    {
                        Message = $"开药盒异常{ex.Message}",
                        Type = MsgType.ERROR,
                    };
                    _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
                }
                
            });
        }

        //抽屉返回状态
        private bool DrawerState(int[] r)
        {
            int index = DrawerNo > 8 ? DrawerNo - 7 : DrawerNo + 1;
            return r[index] == 0;
        }
       
        public bool KeepAlive => false;

        public void FindDrawerCount()
        {
            int count = SqlSugarHelper.Db.Queryable<ChannelStock>().Where(cs => cs.DrawerType != (Int32)DrawerTypeEnum.recyle)
                .Where(cs => cs.MachineId.Equals(ConfigurationManager.AppSettings["machineId"] ?? "DM1")).GroupBy(cs => cs.DrawerNo).Select(cs => SqlFunc.AggregateCount(cs.DrawerNo)).Count();
            Is8Drawer = count < 9;
            Is16Drawer = count >= 16;
            Is17Drawer = count > 16;
        }


        //这个方法用于拦截请求,continuationCallback(true)就是不拦截，continuationCallback(false)拦截本次操作
        public void ConfirmNavigationRequest(NavigationContext navigationContext, Action<bool> continuationCallback)
        {
            continuationCallback(true);
        }



        public void RequestData()
        {
            List<ChannelStock> queryData = SqlSugarHelper.Db.Queryable<ChannelStock>()
                .Includes(cs => cs.DrugInfo, di => di.DrugManuNos)
                .Where(cs => cs.DrawerNo == DrawerNo)
                .Where(cs => cs.DrawerType == (Int32)DrawerTypeEnum.drawerTypeOne)
                .Where(cs => cs.MachineId.Equals(ConfigurationManager.AppSettings["machineId"] ?? "DM1"))
                .Where(cs => cs.DrugId != null)
                .OrderBy(cs => cs.ColNo)
                .ToList();
            ChannelStocks = new ObservableCollection<ChannelStock>(queryData.Select(cs =>
            {
                cs.drugManuNo = cs.DrugInfo.DrugManuNos.Find(it => it.ManuNo.Equals(cs.ManuNo));

                return cs;
            }).ToList());
        }

        //接收导航传过来的参数  现在是在此处初始化了表格数据
        public void OnNavigatedTo(NavigationContext navigationContext)
        {
            FindDrawerCount();
            RequestData();
        }


        //每次导航的时候，该实列用不用重新创建，true是不重新创建,false是重新创建
        public bool IsNavigationTarget(NavigationContext navigationContext)
        {
            return true;
        }

        //这个方法用于拦截请求
        public void OnNavigatedFrom(NavigationContext navigationContext)
        {
        }
    }
}