using log4net;
using Prism.Commands;
using Prism.Events;
using Prism.Mvvm;
using Prism.Regions;
using SqlSugar;
using System;
using System.Collections.Generic;
using System.Configuration;
using System.Linq;
using System.Speech.Synthesis;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Threading;
using DM_Weight.Models;
using DM_Weight.msg;
using DM_Weight.Port;
using DM_Weight.util;
using Newtonsoft.Json;
using System.Text.RegularExpressions;
using System.Windows.Controls;

namespace DM_Weight.ViewModels
{
    public class DrawerTakeDrugWindowViewModel : BindableBase, IConfirmNavigationRequest, IRegionMemberLifetime
    {
        private readonly ILog logger = LogManager.GetLogger(typeof(DrawerTakeDrugWindowViewModel));
        #region 抽屉权限
        /// <summary>
        /// 1号抽屉
        /// </summary>
        private bool _Drawer1 = false;
        public bool Drawer1
        {
            get { return _Drawer1; }
            set { SetProperty(ref _Drawer1, value); }
        }
        /// <summary>
        /// 2号抽屉
        /// </summary>
        private bool _Drawer2 = false;
        public bool Drawer2
        {
            get { return _Drawer2; }
            set { SetProperty(ref _Drawer2, value); }
        }
        /// <summary>
        /// 3号抽屉
        /// </summary>
        private bool _Drawer3 = false;
        public bool Drawer3
        {
            get { return _Drawer3; }
            set { SetProperty(ref _Drawer3, value); }
        }
        /// <summary>
        /// 4号抽屉
        /// </summary>
        private bool _Drawer4 = false;
        public bool Drawer4
        {
            get { return _Drawer4; }
            set { SetProperty(ref _Drawer4, value); }
        }
        /// <summary>
        /// 5号抽屉
        /// </summary>
        private bool _Drawer5 = false;
        public bool Drawer5
        {
            get { return _Drawer5; }
            set { SetProperty(ref _Drawer5, value); }
        }
        /// <summary>
        /// 6号抽屉
        /// </summary>
        private bool _Drawer6 = false;
        public bool Drawer6
        {
            get { return _Drawer6; }
            set { SetProperty(ref _Drawer6, value); }
        }
        /// <summary>
        /// 7号抽屉
        /// </summary>
        private bool _Drawer7 = false;
        public bool Drawer7
        {
            get { return _Drawer7; }
            set { SetProperty(ref _Drawer7, value); }
        }
        /// <summary>
        /// 8号抽屉
        /// </summary>
        private bool _Drawer8 = false;
        public bool Drawer8
        {
            get { return _Drawer8; }
            set { SetProperty(ref _Drawer8, value); }
        }
        #endregion
        private List<ChannelStock> _channelStocks = new List<ChannelStock>();

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

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



        private PortUtil _portUtil;
        IEventAggregator _eventAggregator;


        public DrawerTakeDrugWindowViewModel(PortUtil portUtil, IEventAggregator eventAggregator)
        {
            _portUtil = portUtil;
            _eventAggregator = eventAggregator;
        }

        void DoMyPrismEvent(DeviceMsg msg)
        {
            if (msg.WindowName == "DrawerTakeDrugWindow")
            {
                switch (msg.EventType)
                {
                    // 抽屉打开
                    case EventType.DRAWEROPEN:
                        if (Status == 1)
                        {
                            Status = 2;
                        }

                        break;
                    // 抽屉关闭
                    case EventType.DRAWERCLOSE:
                        if (Status == 2)
                        {
                            Status = 3;
                        }
                        //保存库存
                        SaveStock();
                        RequestData();
                        Status = 0;
                        break;
                    // 数量变化
                    case EventType.UPDATEQUANTITY:
                        if (Status == 2)
                        {
                            ChannelStocks.ForEach(it => it.TakeQuantity = 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;
                        break;
                }
            }

        }

        private int _status;

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

        private int _drawerNo = 1;

        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
            );
        }


        public DelegateCommand OpenDrawer
        {
            get => new DelegateCommand(() =>
            {
                if (Status == 0)
                {
                    Status = 1;
                    //_portUtil.SpeakAsync("正在打开" + DrawerNo + "号抽屉");

                    IEnumerable<string> strDrugName = ChannelStocks.Select(cs => cs.DrugInfo.DrugName);
                    string strNames = string.Empty;
                    foreach (string name in strDrugName)
                    {
                        if (!strNames.Contains(name))
                        {
                            strNames += name + ";";
                        }
                    }
                    int sumQuantity = ChannelStocks.Sum(cs => cs.TakeQuantity);
                    _portUtil.SpeakAsync($"正在打开 {DrawerNo} 号抽屉,请取药 {strNames} ，数量共计 {sumQuantity}");

                    List<ChannelStock> singleChannels = ChannelStocks.FindAll(it => it.BoardType != 1);

                    _portUtil.WindowName = "DrawerTakeDrugWindow";
                    _portUtil.BoardType = singleChannels.Count > 0 ? singleChannels[0].BoardType : 1;
                    _portUtil.ColNos = singleChannels.Select(it => it.ColNo).ToArray();
                    _portUtil.DrawerNo = DrawerNo;
                    Dispatcher.CurrentDispatcher.BeginInvoke(DispatcherPriority.Normal, () => _portUtil.Start())
                    ;
                }

            });
        }

        //保存库存
        private void SaveStock()
        {
            try
            {
                List<ChannelStock> record = ChannelStocks.FindAll(it => it.TakeQuantity != 0).ToList();
                if (record.Count > 0)
                {
                    string InvoiceId = "DRAWER_" + CurrentTimeMillis();
                    var f = SqlSugarHelper.Db.UseTran(() =>
                    {

                        for (int i = 0; i < record.Count; i++)
                        {
                            ChannelStock it = record[i];
                            it.ManuNo = it.ManuNo;
                            it.EffDate = it.EffDate;


                            // 更新数据 库存信息
                            SqlSugarHelper.Db.Updateable(new ChannelStock()
                            {
                                Quantity = it.Quantity - it.TakeQuantity,
                                ManuNo = it.ManuNo,
                                EffDate = it.EffDate,
                                Id = it.Id,
                            }).UpdateColumns(it => new { it.Quantity, it.ManuNo, it.EffDate }).ExecuteCommand();

                            logger.Info($"库存已更新{it.DrugId},{it.Quantity - it.TakeQuantity}");
                        }
                    });
                }
            }
            catch (Exception ex)
            {
                logger.Info($"保存库存异常{ex.Message}");
            }
        }
        //private bool _isFinishClick = false;

        //// 完成按钮
        //public DelegateCommand TakeFinish
        //{
        //    get => new DelegateCommand(() =>
        //    {
        //        if (!_isFinishClick)
        //        {
        //            _isFinishClick = true;
        //            List<ChannelStock> record = ChannelStocks.FindAll(it => it.TakeQuantity != 0).ToList();
        //            logger.Info("点击完成按钮，库位数据：" + JsonConvert.SerializeObject(record));
        //            if (record.Count > 0)
        //            {
        //                string InvoiceId = "DRAWER_" + CurrentTimeMillis();
        //                var f = SqlSugarHelper.Db.UseTran(() =>
        //                {

        //                    for (int i = 0; i < record.Count; i++)
        //                    {
        //                        ChannelStock it = record[i];


        //                        // 更新数据 库存信息
        //                        SqlSugarHelper.Db.Updateable(new ChannelStock()
        //                        {
        //                            Quantity = it.Quantity - it.TakeQuantity,
        //                            ManuNo = it.ManuNo,
        //                            EffDate = it.EffDate,
        //                            Id = it.Id,
        //                        }).UpdateColumns(it => new { it.Quantity, it.ManuNo, it.EffDate }).ExecuteCommand();
        //                        // 获取更新完库存后的药品库存
        //                        List<ChannelStock> nowChannels = SqlSugarHelper.Db.Queryable<ChannelStock>()
        //                            .Where(cs => cs.MachineId.Equals(it.MachineId))
        //                            .Where(cs => cs.DrugId.Equals(it.DrugId))
        //                            .Where(cs => cs.DrawerType == 1)
        //                            .ToList();

        //                        // 保存数据 出库记录
        //                        SqlSugarHelper.Db.Insertable(new MachineRecord()
        //                        {
        //                            MachineId = it.MachineId,
        //                            DrawerNo = it.DrawerNo,
        //                            ColNo = it.ColNo,
        //                            DrugId = it.DrugId,
        //                            ManuNo = it.ManuNo,
        //                            EffDate = !String.IsNullOrEmpty(it.EffDate) ? DateTime.ParseExact(it.EffDate, "yyyy-MM-dd", System.Globalization.CultureInfo.CurrentCulture) : null,
        //                            Operator = HomeWindowViewModel.Operator?.Id,
        //                            Reviewer = HomeWindowViewModel.Reviewer?.Id,
        //                            OperationTime = DateTime.Now,
        //                            Quantity = it.TakeQuantity,
        //                            Type = 2,
        //                            InvoiceId = InvoiceId
        //                            //,StockQuantity = nowChannels.Sum(it => it.Quantity)
        //                        }).ExecuteCommand();


        //                        //保存账册
        //                        SqlSugarHelper.Db.Insertable(new AccountBookG2()
        //                        {
        //                            DrugId = it.DrugId,
        //                            Type = 2,
        //                            Department = ConfigurationManager.AppSettings["department"].ToString(),
        //                            InvoiceNo = InvoiceId,
        //                            ManuNo = it.ManuNo,
        //                            EffDate = it.EffDate,
        //                            OutQuantity = it.TakeQuantity,
        //                            UserId1 = HomeWindowViewModel.Operator?.Id,
        //                            UserId2 = HomeWindowViewModel.Reviewer?.Id,
        //                            MachineId = ConfigurationManager.AppSettings["machineId"].ToString(),
        //                            CreateDate = DateTime.Now.ToString("yyyy-MM-dd"),
        //                            CreateTime = DateTime.Now

        //                        }).ExecuteCommand();
        //                        //修改凌晨生成的日结存数据
        //                        AccountBookG2 accountBookG2Day = SqlSugarHelper.Db.Queryable<AccountBookG2>()
        //                        .Where(ab => ab.MachineId.Equals(it.MachineId))
        //                        .Where(ab => ab.Type == 3)
        //                        .Where(ab => ab.DrugId == it.DrugId)
        //                        .Where(ab => ab.ManuNo == it.ManuNo)
        //                        .Where(ab => ab.CreateDate == DateTime.Now.ToString("yyyy-MM-dd")).First();
        //                        if (accountBookG2Day != null)
        //                        {
        //                            accountBookG2Day.ManuStock = accountBookG2Day.ManuStock - it.TakeQuantity;
        //                            SqlSugarHelper.Db.Updateable(accountBookG2Day).ExecuteCommand();
        //                        }
        //                        else
        //                        {
        //                            //生成日结存时可能没有该库位的绑定信息，需要写入日结存
        //                            int iDayResult = SqlSugarHelper.Db.Insertable(new AccountBookG2()
        //                            {
        //                                DrugId = it.DrugId,
        //                                Type = 3,
        //                                ManuNo = it.ManuNo,
        //                                EffDate = it.EffDate,
        //                                YQuantity = 0,
        //                                ManuStock = it.TakeQuantity,
        //                                TotalStock = it.TakeQuantity,
        //                                UserId1 = HomeWindowViewModel.Operator?.Id,
        //                                UserId2 = HomeWindowViewModel.Reviewer?.Id,
        //                                MachineId = ConfigurationManager.AppSettings["machineId"].ToString(),
        //                                CreateDate = DateTime.Now.ToString("yyyy-MM-dd"),
        //                                InvoiceNo = "日结存"
        //                            }).ExecuteCommand();
        //                            if (iDayResult <= 0)
        //                            {
        //                                logger.Info($"未写入日结存数据{it.DrugId}-{it.ManuNo}-{it.EffDate}-{it.AddQuantity}");
        //                            }
        //                        }
        //                        //修改凌晨生成的总结存数据
        //                        AccountBookG2 accountBookG2Total = SqlSugarHelper.Db.Queryable<AccountBookG2>()
        //                        .Where(ab => ab.MachineId.Equals(it.MachineId))
        //                        .Where(ab => ab.Type == 4)
        //                        .Where(ab => ab.DrugId == it.DrugId)
        //                        .Where(ab => ab.CreateDate == DateTime.Now.ToString("yyyy-MM-dd")).First();
        //                        if (accountBookG2Total != null)
        //                        {
        //                            accountBookG2Total.TotalStock = accountBookG2Total.TotalStock - it.TakeQuantity;
        //                            SqlSugarHelper.Db.Updateable(accountBookG2Total).ExecuteCommand();
        //                        }
        //                        else
        //                        {
        //                            //生成总结存时可能没有该库位的绑定信息，需要写入总结存
        //                            int iTotalResult = SqlSugarHelper.Db.Insertable(new AccountBookG2()
        //                            {
        //                                DrugId = it.DrugId,
        //                                Type = 4,
        //                                YQuantity = 0,
        //                                ManuStock = it.TakeQuantity,
        //                                TotalStock = it.TakeQuantity,
        //                                UserId1 = HomeWindowViewModel.Operator?.Id,
        //                                UserId2 = HomeWindowViewModel.Reviewer?.Id,
        //                                MachineId = ConfigurationManager.AppSettings["machineId"].ToString(),
        //                                CreateDate = DateTime.Now.ToString("yyyy-MM-dd"),
        //                                InvoiceNo = "总结存"
        //                            }).ExecuteCommand();
        //                            if (iTotalResult <= 0)
        //                            {
        //                                logger.Info($"未写入总结存数据{it.DrugId}-{it.AddQuantity}");
        //                            }
        //                        }


        //                        logger.Info($"抽屉取药保存->库位【{it.DrawerNo}-{it.ColNo}】取出药品【{it.DrugInfo.DrugName}】个数【{it.TakeQuantity}】，取药前库存【{it.Quantity}】");
        //                    }
        //                    return true;
        //                });
        //                if (f.Data)
        //                {
        //                    RequestData();
        //                    AlertMsg alertMsg = new AlertMsg
        //                    {
        //                        Message = "抽屉取药完成，库存已更新",
        //                        Type = MsgType.SUCCESS,
        //                    };
        //                    _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
        //                }
        //                if (!f.IsSuccess)
        //                {
        //                    AlertMsg alertMsg = new AlertMsg
        //                    {
        //                        Message = "抽屉取药完成，库存更新失败！",
        //                        Type = MsgType.ERROR,
        //                    };
        //                    _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
        //                }
        //                Status = 0;
        //                _isFinishClick = false;
        //            }
        //            else
        //            {
        //                _isFinishClick = false;
        //                AlertMsg alertMsg = new AlertMsg
        //                {
        //                    Message = "没有填写取药数量",
        //                    Type = MsgType.ERROR
        //                };
        //                _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
        //            }

        //        }

        //    });
        //}

        //// 取消按钮
        //public DelegateCommand CancleTake
        //{
        //    get => new DelegateCommand(() =>
        //    {
        //        _portUtil.ResetData();
        //        Status = 0;
        //    });
        //}

        public long CurrentTimeMillis()
        {
            return (long)(DateTime.UtcNow - Jan1st1970).TotalMilliseconds;
        }

        public bool KeepAlive => false;

        public void FindDrawerCount()
        {
            int count = 0;
            if (ConfigurationManager.AppSettings["MultiBatch"].ToString().Equals("1"))
            {
                count = SqlSugarHelper.Db.Queryable<ChannelList>().Where(cs => cs.DrawerType != 3)
                .Where(cs => cs.MachineId.Equals(ConfigurationManager.AppSettings["machineId"] ?? "DM3")).GroupBy(cs => cs.DrawerNo).Select(cs => SqlFunc.AggregateCount(cs.DrawerNo)).Count();
            }
            else
            {
                count = SqlSugarHelper.Db.Queryable<ChannelStock>().Where(cs => cs.DrawerType != 3)
                .Where(cs => cs.MachineId.Equals(ConfigurationManager.AppSettings["machineId"] ?? "DM3")).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)
                .Where(cs => cs.DrawerNo == DrawerNo)
                .Where(cs => cs.DrugId != null)
                .Where(cs => cs.MachineId.Equals(ConfigurationManager.AppSettings["machineId"] ?? "DM3"))
                .Where(cs => cs.DrawerType == 1)
                .Where(cs => cs.Quantity > 0)
                .OrderBy(cs => cs.ColNo)
                .ToList();
            ChannelStocks = queryData;
        }

        //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)
        {
            _eventAggregator.GetEvent<PortUtilEvent>().Subscribe(DoMyPrismEvent);
            FindDrawerCount();
            RequestData();
            GetDrawer();
        }
        /// <summary>
        /// 查询当前用户对应角色的抽屉权限
        /// </summary>
        void GetDrawer()
        {
            string drawerAuthority = HomeWindowViewModel.Operator.Role.drawer;
            if (!string.IsNullOrEmpty(drawerAuthority))
            {
                string[] iList = drawerAuthority.Split(',');
                foreach (string i in iList)
                {
                    switch (i)
                    {
                        case "1":
                            Drawer1 = true;
                            break;
                        case "2":
                            Drawer2 = true;
                            break;
                        case "3":
                            Drawer3 = true;
                            break;
                        case "4":
                            Drawer4 = true;
                            break;
                        case "5":
                            Drawer5 = true;
                            break;
                        case "6":
                            Drawer6 = true;
                            break;
                        case "7":
                            Drawer7 = true;
                            break;
                        case "8":
                            Drawer8 = true;
                            break;
                    }
                }
            }

        }
        /// <param name="navigationContext"></param>
        /// <returns></returns>

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