using MaterialDesignThemes.Wpf;
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;
using System.Windows.Media;
using DM_Weight.Models;
using DM_Weight.msg;
using DM_Weight.Port;
using DM_Weight.util;
using log4net;

namespace DM_Weight.ViewModels
{
    public class BindingChannelDialogViewModel : BindableBase, IDialogAware, IRegionMemberLifetime
    {
        public static BindingChannelDialogViewModel vm;
        public string Title => "库位绑定";

        public event Action<IDialogResult> RequestClose;

        private int _drawerNo = 0;


        private SolidColorBrush _colorBrush;

        public SolidColorBrush SnackbarBackground
        {
            get => _colorBrush;
            set => SetProperty(ref _colorBrush, value);
        }

        private ISnackbarMessageQueue _snackbarMessageQueue = new SnackbarMessageQueue(TimeSpan.FromSeconds(3));

        public ISnackbarMessageQueue SnackbarMessageQueue
        {
            get => _snackbarMessageQueue;
            set => SetProperty(ref _snackbarMessageQueue, value);
        }

        IEventAggregator _eventAggregator;
        PortUtil _portUtil;
        //ScreenUtil _screenUtil;

        public BindingChannelDialogViewModel(IEventAggregator eventAggregator, PortUtil portUtil//, ScreenUtil screenUtil
            )
        {
            _eventAggregator = eventAggregator;
            _portUtil = portUtil;
            //_screenUtil = screenUtil;
            vm = this;
        }

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

        private DrugInfo? _drugInfo;

        public DrugInfo? DrugInfo
        {
            get => _drugInfo;
            set
            {
                SetProperty(ref _drugInfo, value);
                if (_drugInfo != null)
                {
                    //DrugManuNos = _drugInfo.DrugManuNos;
                    DrugManuNos = SqlSugarHelper.Db.Queryable<DrugManuNo>().Where(m => m.DrugId == _drugInfo.DrugId.ToString()).ToList();
                }
            }
        }

        private List<DrugInfo>? _drugInfos;

        public List<DrugInfo>? DrugInfos
        {
            get => _drugInfos;
            set => SetProperty(ref _drugInfos, value);
        }

        private DrugManuNo? _drugManuNo;

        public DrugManuNo? DrugManuNo
        {
            get => _drugManuNo;
            set => SetProperty(ref _drugManuNo, value);
        }
        private List<DrugManuNo>? _drugManuNos;

        public List<DrugManuNo>? DrugManuNos
        {
            get => _drugManuNos;
            set => SetProperty(ref _drugManuNos, value);
        }


        private List<ChannelStock>? _channels;

        public List<ChannelStock>? Channels
        {
            get => _channels;
            set => SetProperty(ref _channels, value);
        }

        private int _totalCount = 0;
        public int TotalCount { get => _totalCount; set => SetProperty(ref _totalCount, value); }

        private int _pageNum = 1;
        public int PageNum
        {
            get => _pageNum;
            set
            {
                SetProperty(ref _pageNum, value);
                GetChannelsByDrawerNo();
            }
        }

        private int _pageCount = 1;
        public int PageCount
        {
            get => _pageCount;
            set
            {
                SetProperty(ref _pageCount, value);
            }
        }

        private int _pageSize = 9;
        public int PageSize
        {
            get => _pageSize;
            set
            {
                SetProperty(ref _pageSize, value);
            }
        }



        public bool CanCloseDialog()
        {
            return true;
        }

        public void OnDialogClosed()
        {
            _eventAggregator.GetEvent<PortUtilEvent>().Unsubscribe(DoMyPrismEvent);
        }

        private void GetAllDrugInfos()
        {
            var list = SqlSugarHelper.Db.Queryable<DrugInfo>().Includes<DrugManuNo>(di => di.DrugManuNos).OrderBy(di => di.DrugId).ToList();
            DrugInfos = list;
        }

        private void GetChannelsByDrawerNo()
        {
            Channels?.Clear();
            int totalCount = 0;
            var list = SqlSugarHelper.Db.Queryable<ChannelStock>()
                .Includes<DrugInfo>(cs => cs.DrugInfo)
                .WhereIF(DrawerNo > 0, cs => cs.DrawerNo == DrawerNo)
                .Where(cs => cs.MachineId.Equals(ConfigurationManager.AppSettings["machineId"] ?? "DM1"))
                .OrderBy(cs => cs.DrawerNo)
                .OrderBy(cs => cs.ColNo)
                .ToPageList(PageNum, PageSize, ref totalCount);
            Channels = list;
            TotalCount = totalCount;
        }
        public void OnDialogOpened(IDialogParameters parameters)
        {
            if (parameters.ContainsKey("DrawerNo"))
            {
                DrawerNo = parameters.GetValue<int>("DrawerNo");
            }
            GetAllDrugInfos();
            GetChannelsByDrawerNo();
            _eventAggregator.GetEvent<PortUtilEvent>().Subscribe(DoMyPrismEvent);
        }
        public DelegateCommand Query
        {
            get => new DelegateCommand(() =>
            {
                GetChannelsByDrawerNo();
            });
        }


        public DelegateCommand BindingDrug
        {
            get => new DelegateCommand(async () =>
            {

                var SelectChannels = Channels.FindAll(item => item.IsSelected && item.Quantity == 0);

                if(SelectChannels is null || SelectChannels.Count <= 0)
                {
                    SnackbarBackground = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#b71c1c"));
                    SnackbarMessageQueue.Enqueue("未选中库位或库位还存在药品无法绑定");
                    return;
                }

                if (SelectChannels.All(it => it.DrawerType != 1))
                {
                    if (SelectChannels.Count == 1)
                    {
                        if (DrugInfo != null)
                        {
                            int count = SqlSugarHelper.Db.Queryable<ChannelStock>().Where(cs => cs.DrugId.Equals(DrugInfo.DrugId.ToString())).Where(cs => cs.DrawerType != 1).Where(cs => cs.MachineId.Equals(ConfigurationManager.AppSettings["machineId"] ?? "DM1")).Count();
                            if (count == 0)
                            {
                                var item = SelectChannels[0];

                                if (item.DrugId == null || !DrugInfo.DrugId.ToString().Equals(item.DrugId))
                                {
                                    item.PosNo = 0;
                                }
                                item.DrugId = DrugInfo.DrugId.ToString();
                                SqlSugarHelper.Db.Updateable(item).UpdateColumns(it => new { it.DrugId, it.PosNo }).ExecuteCommand();
                                GetChannelsByDrawerNo();

                                if (item.BoardType == 5)
                                {
                                    _portUtil.WindowName = "BindingChannelDialog";
                                    // 向显示屏写入库位信息
                                    _portUtil.WriteChannelInfo(1, DrugInfo.DrugName, item.DrawerNo, item.ColNo);
                                    await Task.Delay(200);
                                    _portUtil.WriteChannelInfo(2, DrugInfo.DrugSpec, item.DrawerNo, item.ColNo);
                                    await Task.Delay(200);
                                    _portUtil.WriteChannelInfo(8, DrugInfo.Manufactory, item.DrawerNo, item.ColNo);
                                    await Task.Delay(200);
                                    _portUtil.ShowContent(item.DrawerNo, item.ColNo);
                                }
                                //_screenUtil.SetStockInfo(item, 1);
                                if(item.BoardType == 35)
                                {
                                    _portUtil.WindowName = "BindingChannelDialog";
                                    await _portUtil.WriteChannelInfoMethod(1,DrugInfo.DrugName, item.DrawerNo, item.ColNo);
                                    await Task.Delay(200);
                                    await _portUtil.WriteChannelInfoMethod(3, DrugInfo.DrugSpec, item.DrawerNo, item.ColNo);
                                    await Task.Delay(200);
                                    await _portUtil.WriteChannelInfoMethod(4, DrugInfo.Manufactory, item.DrawerNo, item.ColNo);
                                    await Task.Delay(200);
                                    await _portUtil.WriteChannelInfoMethod(5, item.EffDate, item.DrawerNo, item.ColNo);
                                    await Task.Delay(200);
                                    await _portUtil.WriteChannelInfoMethod(6, item.ManuNo, item.DrawerNo, item.ColNo);
                                    await Task.Delay(200);
                                    await _portUtil.ShowContentMethod(item.DrawerNo, item.ColNo);
                                }

                            }
                            else
                            {
                                SnackbarBackground = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#b71c1c"));
                                SnackbarMessageQueue.Enqueue($"药品【{DrugInfo.DrugName}】已经绑定了回收库位不可再次绑定");
                            }
                        }
                        else
                        {
                            SnackbarBackground = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#b71c1c"));
                            SnackbarMessageQueue.Enqueue("请选择库位需要绑定的药品信息");
                        }
                    }
                    else
                    {
                        SnackbarBackground = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#b71c1c"));
                        SnackbarMessageQueue.Enqueue("每种药品只能绑定一个回收库位");
                    }
                }
                else
                {
                    if (DrugInfo != null && DrugManuNo != null)
                    {

                        var c = SelectChannels.Count;

                        if (c > 0)
                        {
                            SelectChannels.ForEach(async (item) =>
                            {
                                if (item.DrugId == null || !DrugInfo.DrugId.ToString().Equals(item.DrugId))
                                {
                                    item.PosNo = 0;
                                }
                                if(DrugManuNo.EffDate!=null&& DrugManuNo.EffDate.Length>=10)
                                {
                                    DrugManuNo.EffDate= DrugManuNo.EffDate.Substring(0,10);
                                }
                                item.DrugId = DrugInfo.DrugId.ToString();
                                item.ManuNo = DrugManuNo.ManuNo;
                                item.DrugInfo = DrugInfo;
                                item.EffDate = String.Format("{0:yyyy-MM-dd}", DrugManuNo.EffDate.Length>=10? DrugManuNo.EffDate.Substring(0,10): DrugManuNo.EffDate);
                                SqlSugarHelper.Db.Updateable(item).UpdateColumns(it => new { it.DrugId, it.ManuNo, it.EffDate, it.PosNo }).ExecuteCommand();

                                if (item.BoardType == 5)
                                {
                                    _portUtil.WindowName = "BindingChannelDialog";
                                    // 向显示屏写入库位信息
                                    await _portUtil.WriteChannelInfo(1, DrugInfo.DrugName, item.DrawerNo, item.ColNo);
                                    await Task.Delay(200);
                                    await _portUtil.WriteChannelInfo(2, DrugInfo.DrugSpec, item.DrawerNo, item.ColNo);
                                    await Task.Delay(200);
                                    await _portUtil.WriteChannelInfo(8, DrugInfo.Manufactory, item.DrawerNo, item.ColNo);
                                    await Task.Delay(200);
                                    await _portUtil.WriteChannelInfo(6, DrugManuNo.ManuNo, item.DrawerNo, item.ColNo);
                                    await Task.Delay(200);
                                    await _portUtil.WriteChannelInfo(5, String.Format("{0:yyyy-MM-dd}", DrugManuNo.EffDate.Length>=10? DrugManuNo.EffDate.Substring(0,10): DrugManuNo.EffDate), item.DrawerNo, item.ColNo);
                                    await Task.Delay(200);
                                    _portUtil.ShowContent(item.DrawerNo, item.ColNo);
                                }
                                if (item.BoardType == 35)
                                {
                                    _portUtil.WindowName = "BindingChannelDialog";
                                    await _portUtil.WriteChannelInfoMethod(1, DrugInfo.DrugName, item.DrawerNo, item.ColNo);
                                    await Task.Delay(200);
                                    await _portUtil.WriteChannelInfoMethod(3, DrugInfo.DrugSpec, item.DrawerNo, item.ColNo);
                                    await Task.Delay(200);
                                    await _portUtil.WriteChannelInfoMethod(4, DrugInfo.Manufactory, item.DrawerNo, item.ColNo);
                                    await Task.Delay(200);
                                    await _portUtil.WriteChannelInfoMethod(5, item.EffDate, item.DrawerNo, item.ColNo);
                                    await Task.Delay(200);
                                    await _portUtil.WriteChannelInfoMethod(6, item.ManuNo, item.DrawerNo, item.ColNo);
                                    await Task.Delay(200);
                                    await _portUtil.ShowContentMethod(item.DrawerNo, item.ColNo);
                                }
                                //_screenUtil.SetStockInfo(item, 1);
                            });
                            GetChannelsByDrawerNo();
                        }
                        else
                        {
                            SnackbarBackground = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#b71c1c"));
                            SnackbarMessageQueue.Enqueue("所选库位中无可绑定库位【库位还存在药品】");
                        }
                    }
                    else
                    {
                        SnackbarBackground = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#b71c1c"));
                        SnackbarMessageQueue.Enqueue("请选择库位需要绑定的药品及批次信息");
                    }
                }
            });
        }

        public DelegateCommand RemoveBinding
        {
            get => new DelegateCommand(async () =>
            {
                var SelectChannels = Channels.FindAll(item => item.IsSelected && item.Quantity == 0);
                var c = SelectChannels.Count;
                if (c > 0)
                {
                    SelectChannels.ForEach(async item =>
                    {
                        item.DrugId = null;
                        item.ManuNo = null;
                        item.EffDate = null;
                        item.DrugInfo = null;
                        SqlSugarHelper.Db.Updateable(item).UpdateColumns(it => new { it.DrugId, it.ManuNo, it.EffDate }).ExecuteCommand();
                        if (item.BoardType == 5)
                        {
                            // 清除显示屏库位信息
                            _portUtil.ClearContent(item.DrawerNo, item.ColNo);
                            await Task.Delay(200);
                            _portUtil.ShowContent(item.DrawerNo, item.ColNo);
                        }
                        if(item.BoardType == 35)
                        {
                            _portUtil.ClearContentMethod(item.DrawerNo, item.ColNo);
                            await Task.Delay(300);
                            _portUtil.ShowContentMethod(item.DrawerNo,item.ColNo);
                        }

                        //_screenUtil.SetStockInfo(item, 1);
                    });
                    GetChannelsByDrawerNo();
                }
                else
                {
                    SnackbarBackground = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#b71c1c"));
                    SnackbarMessageQueue.Enqueue("所选库位中无可解绑库位【库位还存在药品】");
                }
            });
        }

        public DelegateCommand BtnCloseCommand
        {
            get => new DelegateCommand(() =>
            {
                //DialogParameters parameters = new DialogParameters();
                //parameters.Add("",);
                // 关闭当前窗口
                RequestClose?.Invoke(new DialogResult(ButtonResult.Cancel));
            });
        }

        public bool KeepAlive => false;
        string message = string.Empty;
        private void DoMyPrismEvent(DeviceMsg msg)
        {
            if (msg.WindowName == "BindingChannelDialog")
            {
                switch (msg.EventType)
                {
                    case EventType.OPENERROR:
                        AlertMsg alertMsg = new AlertMsg
                        {
                            Message = msg.Message,
                            Type = MsgType.ERROR,
                        };
                        if (message != msg.Message)
                        {
                            message = msg.Message;
                            _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
                        }
                        break;
                }
            }
        }

        public void UpdateComboBoxItems(string text)
        {
            string str = @"SELECT d.drug_id,d.py_code,d.drug_barcode,d.drug_name,d.drug_brand_name,d.drug_spec,d.dosage,d.pack_unit,
                        d.manufactory,d.max_stock,CONCAT(drug_name,'  ',drug_spec)as drug_name_spec FROM `drug_info` d";
            if(string.IsNullOrEmpty(text))
            {
                DrugInfos = SqlSugarHelper.Db.SqlQueryable<DrugInfo>(str).OrderBy(di => di.DrugName).OrderBy(di => di.DrugId).ToList();
                return;
            }
            if(DrugInfos!=null)
            {
                DrugInfos.Clear();
            }
            DrugInfos = SqlSugarHelper.Db.SqlQueryable<DrugInfo>(str).Where(di => di.DrugName.Contains(text) || di.PyCode.Contains(text)).OrderBy(di => di.DrugName).OrderBy(di => di.DrugId).ToList();
        }
    }
}