using DM_Weight.Models;
using DM_Weight.msg;
using DM_Weight.Port;
using DM_Weight.select;
using DM_Weight.util;
using log4net;
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.ComponentModel;
using System.Configuration;
using System.Linq;
using System.Text;
using System.Threading.Channels;
using System.Threading.Tasks;
using System.Windows.Data;
using Unity;

namespace DM_Weight.ViewModels
{
    public class InvoiceInNewWindow2ViewModel : BindableBase, IConfirmNavigationRequest, IRegionMemberLifetime
    {
        private readonly ILog logger = LogManager.GetLogger(typeof(InvoiceInWindowViewModel));
        private int _pageNum = 1;
        public int PageNum
        {
            get => _pageNum;
            set
            {
                SetProperty(ref _pageNum, value);
                RequestData();
            }
        }

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

        private int _pageSize = 8;
        public int PageSize
        {
            get => _pageSize;
            set
            {
                SetProperty(ref _pageSize, value);
            }
        }

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

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

        IDialogService _dialogService;


        IEventAggregator _eventAggregator;

        private DelegateCommand _rowSelected;

        public DelegateCommand RowSelected => _rowSelected ??= new DelegateCommand(GetChannelByInvoice);
        //private SqlSugarScope SqlSugarHelper.Db;
        private PortUtil _portUtil;
        public InvoiceInNewWindow2ViewModel(PortUtil portUtil, IDialogService DialogService, IEventAggregator eventAggregator, SqlSugarScope sqlSugarScope)
        {
            _portUtil = portUtil;
            _dialogService = DialogService;
            _eventAggregator = eventAggregator;
            //this.SqlSugarHelper.Db = sqlSugarScope;
        }

        public static List<OrderTakeSelect> StaticOrderTakeSelects = new()
        {
            new OrderTakeSelect
            {
                Code = "invoiceNo",
                Name = "凭证单号"
            }
        };

        private List<OrderTakeSelect> _orderTakeSelects = StaticOrderTakeSelects;

        public List<OrderTakeSelect> OrderTakeSelects
        {
            get { return _orderTakeSelects; }
            set
            {
                SetProperty(ref _orderTakeSelects, value);
            }
        }

        private OrderTakeSelect _selectedItem = StaticOrderTakeSelects[0];
        /// <summary>
        /// 查询条件 查询字段
        /// </summary>
        public OrderTakeSelect SelectedItem
        {
            get { return _selectedItem; }
            set
            {
                SetProperty(ref _selectedItem, value);
                RequestData();
            }
        }

        private Invoice? _selectedInvoice;

        public Invoice? SelectedInvoice
        {
            get { return _selectedInvoice; }
            set
            {
                SetProperty(ref _selectedInvoice, value);

                //OpenOrderDialog();
            }
        }


        private string _orderDate = DateTime.Now.ToString("yyyy-MM-dd");
        /// <summary>
        /// 查询条件  处方日期
        /// </summary>
        public string OrderDate
        {
            get { return _orderDate; }
            set
            {
                if (!String.IsNullOrEmpty(value))
                {
                    SetProperty(ref _orderDate, DateTime.Parse(value).ToString("yyyy-MM-dd"));
                }
                else
                {
                    SetProperty(ref _orderDate, value);
                }

                RequestData();
            }
        }

        private string? _searchValue;

        /// <summary>
        /// 查询条件 查询字段值
        /// </summary>
        public string? SearchValue
        {
            get { return _searchValue; }
            set
            {
                SetProperty(ref _searchValue, value);
                RequestData();
            }
        }

        private List<Invoice> _invoices = new();

        public List<Invoice> Invoices { get { return _invoices; } set { SetProperty(ref _invoices, value); } }


        private List<InOutInvoice> _inOutInvoices = new();

        public List<InOutInvoice> InOutInvoices { get { return _inOutInvoices; } set { SetProperty(ref _inOutInvoices, value); } }

        public bool KeepAlive => true;

        private ObservableCollection<ChannelList>? _channelLsts = new();

        public ObservableCollection<ChannelList>? ChannelLsts
        {
            get => _channelLsts;
            set => SetProperty(ref _channelLsts, value);
        }
        private List<ChannelStock> _channelStocks = new List<ChannelStock>();
        public List<ChannelStock> ChannelStocks
        {
            get => _channelStocks;
            set => SetProperty(ref _channelStocks, value);
        }
        private IEnumerable<IGrouping<int, ChannelStock>> enumerable;
        private IEnumerator<IGrouping<int, ChannelStock>> enumerator;
        private string WindowName = "InvoiceAddWindow";
        //private List<ChannelStock> _channelStocks = new();

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



        private List<ChannelStock> _addChannels = new();

        public List<ChannelStock> AddChannels { get { return _addChannels; } set { SetProperty(ref _addChannels, value); } }
        //左侧点击事件
        public void GetChannelByInvoice()
        {
            //ChannelStocks.Clear();
            ChannelLsts.Clear();
            InOutInvoices.Clear();
            List<ChannelStock> iChannelStock = new List<ChannelStock>();
            if (SelectedInvoice != null)
            {

                string strSql = @"SELECT sum(Quantity) AS SumQuantity, COUNT(ID) AS CountNum,INVOICE_NO AS InvoiceNo,drug_id AS DrugId,QUANTITY AS quantity,drug_manu_no AS drugManuNo FROM IN_OUT_INVOICE WHERE INVOICE_NO=@INVOICE_NO  GROUP BY INVOICE_NO,DRUG_ID";

                var invoices = SqlSugarHelper.Db.SqlQueryable<InOutInvoice>(strSql)
                                                    .AddParameters(new
                                                    {
                                                        INVOICE_NO = SelectedInvoice.InvoiceNo
                                                    })
                                                    .Select(it => new InOutInvoice())
                                                    .Select("*").ToList();

                //if(iList!=null&&iList.Count>0)
                //{
                //    for (int i = 0; i < iList.Count; i++)
                //    {
                //        if (iList[i].Count>1)
                //        {
                //            for (int j = 0; j < iList[i].Count; j++)
                //            {

                //            }
                //        }
                //    }
                //}


                //var invoices = SqlSugarHelper.Db.Queryable<InOutInvoice>()
                //                .Includes<DrugInfo>(i => i.DrugInfo)
                //                .InnerJoin(SqlSugarHelper.Db.Queryable<ChannelList>().Where(cs => cs.DrawerType == 1).Where(cs => cs.MachineId.Equals(ConfigurationManager.AppSettings["machineId"] ?? "DM1")).GroupBy(cs => cs.DrugId), (i, t) => i.DrugId == t.DrugId)
                //                .Where(i => i.InvoiceNo == SelectedInvoice.InvoiceNo)
                //                .ToList();

                for (int i = 0; i < invoices.Count; i++)
                {
                    List<ChannelList> queryData = SqlSugarHelper.Db.Queryable<ChannelList>()
                                                .Includes(cl => cl.Drug, di => di.DrugManuNos)
                                                .Includes(cl => cl.channelStocks, dr => dr.DrugInfo, d => d.DrugManuNos)
                                                .Where(cl => cl.DrugId == invoices[i].DrugId)
                                                .Where(cl => cl.DrawerType == 1)
                                                .Where(cl => cl.MachineId.Equals(ConfigurationManager.AppSettings["machineId"] ?? "DM1"))
                                                //.Where(cl => cl.DrugId != null)
                                                //.WhereIF(!string.IsNullOrEmpty(invoices[i].DrugManuNo), cl => cl.drugManuNo.Equals(invoices[i].DrugManuNo))
                                                .OrderBy(cl => cl.ColNo)
                                                .ToList();
                    List<ChannelList> channelLst = queryData.Select(cl =>
                    {
                        cl.channelStocks = cl.channelStocks.Select(cs =>
                        {
                            cs.drugManuNo = cl.Drug.DrugManuNos.Find(it => it.ManuNo.Equals(cs.ManuNo));
                            return cs;
                        }).ToList();
                        return cl;
                    }).OrderBy(cl => cl.ColNo).ToList();
                    channelLst.ForEach(cl => cl.channelStocks.ForEach(cs => cs.DrugInfo = cl.Drug));
                    if (channelLst.Count > 0)
                    {
                        if (channelLst[0].channelStocks.Count > 0)
                        {
                            //for (int j = 0; j < channelLst[0].channelStocks.Count; j++)
                            {
                                var invoicesManuNo = SqlSugarHelper.Db.Queryable<InOutInvoice>()
                                    .Where(iManuNo => iManuNo.InvoiceNo == invoices[i].InvoiceNo && iManuNo.DrugId == invoices[i].DrugId).ToList();
                                for (int k = 0; k < invoicesManuNo.Count; k++)
                                {

                                    List<ChannelStock> stockLst = channelLst[0].channelStocks.Where(cs => cs.ManuNo == invoicesManuNo[k].DrugManuNo).ToList();
                                    if (stockLst != null && stockLst.Count > 0)
                                    {
                                        channelLst[0].channelStocks.Where(cs => cs.ManuNo == invoicesManuNo[k].DrugManuNo).ToList()[0].AddQuantity = invoicesManuNo[k].quantity; //.AddQuantity = invoicesManuNo[k].quantity;
                                        
                                    }
                                    else
                                    {
                                        ChannelStock cls = new ChannelStock();
                                        DrugManuNo drugManu = new DrugManuNo();
                                        cls.DrugInfo = channelLst[0].Drug;
                                        List<DrugManuNo> drugManuNoList = channelLst[0].Drug.DrugManuNos;// SqlSugarHelper.Db.Queryable<DrugManuNo>().Where(dmn=>dmn.DrugId== invoicesManuNo[k].DrugId).ToList();
                                        //if (channelLst[0].channelStocks.Count > 0)
                                        //{
                                        //    //channelLst[0].channelStocks[0].AddQuantity = invoices[i].quantity;
                                        //    cls.drugManuNo = channelLst[0].channelStocks[0].drugManuNo;
                                        //}
                                        //else
                                        {
                                            //drugManu = cls.DrugInfo.DrugManuNos[0];
                                            if (drugManuNoList != null&& drugManuNoList.Count>0)
                                            {
                                                cls.DrugInfo.DrugManuNos = drugManuNoList;
                                                cls.drugManuNo = drugManuNoList.Where(dmn => dmn.ManuNo == invoicesManuNo[k].DrugManuNo).First();
                                            }
                                            else
                                            {
                                                AlertMsg alertMsg = new AlertMsg
                                                {
                                                    Message = "该药品下没有批次，请先添加批次",
                                                    Type = MsgType.ERROR
                                                };
                                                _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
                                                return;
                                            }
                                        }
                                        cls.Chnguid = null;
                                        cls.MachineId = ConfigurationManager.AppSettings["machineId"] ?? "DM1";
                                        cls.DrawerNo = channelLst[0].DrawerNo;
                                        cls.BoardType = channelLst[0].BoardType;
                                        cls.DrawerType = channelLst[0].DrawerType;
                                        cls.ColNo = channelLst[0].ColNo;
                                        cls.DrugId = channelLst[0].DrugId;
                                        cls.AddQuantity = invoicesManuNo[k].quantity;
                                        cls.ManuNo = invoicesManuNo[k].DrugManuNo;
                                        channelLst[0].channelStocks.Add(cls);
                                    }
                                }

                            }
                        }
                        else
                        {
                            List<ChannelStock> CSList = new List<ChannelStock>();
                            if (!string.IsNullOrEmpty(invoices[i].DrugManuNo))
                            {
                                //List<ChannelStock> stockLst = channelLst[i].channelStocks.Where(cs => cs.ManuNo == invoices[i].DrugManuNo).ToList();
                                //if (stockLst != null && stockLst.Count > 0)
                                //{
                                //    channelLst[i].channelStocks[i].AddQuantity = invoices[i].quantity;
                                //}
                                //else
                                {
                                    ChannelStock cls = new ChannelStock();
                                    DrugManuNo drugManu = new DrugManuNo();
                                    cls.DrugInfo = channelLst[0].Drug;
                                    if (channelLst[0].channelStocks.Count > 0)
                                    {
                                        channelLst[0].channelStocks[0].AddQuantity = invoices[i].quantity;
                                        cls.drugManuNo = channelLst[0].channelStocks[0].drugManuNo;
                                    }
                                    else
                                    {
                                        //drugManu= cls.DrugInfo.DrugManuNos[0];
                                        if (cls.DrugInfo.DrugManuNos.Count > 0)
                                        {
                                            //cls.drugManuNo = cls.DrugInfo.DrugManuNos[0];
                                            cls.drugManuNo = cls.DrugInfo.DrugManuNos.Where(dm => dm.ManuNo == invoices[i].DrugManuNo).First();
                                        }
                                        else
                                        {
                                            AlertMsg alertMsg = new AlertMsg
                                            {
                                                Message = "该药品下没有批次，请先添加批次",
                                                Type = MsgType.ERROR
                                            };
                                            _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
                                            return;
                                        }
                                    }
                                    cls.Chnguid = channelLst[0].Id;
                                    cls.MachineId = ConfigurationManager.AppSettings["machineId"] ?? "DM1";
                                    cls.DrawerNo = channelLst[0].DrawerNo;
                                    cls.BoardType = channelLst[0].BoardType;
                                    cls.DrawerType = channelLst[0].DrawerType;
                                    cls.ColNo = channelLst[0].ColNo;
                                    cls.DrugId = channelLst[0].DrugId;
                                    cls.AddQuantity = invoices[i].quantity;
                                    List<ChannelStock> stockList = new List<ChannelStock>();
                                    stockList.AddRange(channelLst[0].channelStocks);
                                    stockList.Add(cls);
                                    channelLst[0].channelStocks = stockList;
                                }
                            }
                        }
                    }
                    else
                    {
                        //药品未绑定库位，需要先绑药
                        AlertMsg alertMsg = new AlertMsg
                        {
                            Message = "药品未绑定库位,请先绑定库位",
                            Type = MsgType.ERROR,
                        };
                        _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
                    }
                    InOutInvoice copy = TransExpV2<InOutInvoice, InOutInvoice>.Trans(invoices[i]);
                    InOutInvoices.Add(copy);
                    ChannelLsts.AddRange(channelLst);
                }
            }

        }

        public DelegateCommand OpenInvoiceAdd
        {
            get => new DelegateCommand(() =>
            {
                Status = 1;
                bool flag = true;
                var list = ChannelLsts.GroupBy(cl => cl.DrugId).ToList();
                if (list != null && list.Count == InOutInvoices.Count)
                {
                    for (int i = 0; i < InOutInvoices.Count; i++)
                    {
                        InOutInvoice invoices = InOutInvoices[i];
                        //if (invoices.quantity != ChannelStocks.FindAll(it => it.DrugId == invoices.DrugId).Sum(it => it.AddQuantity))
                        if (invoices.SumQuantity != ChannelLsts[i].channelStocks.FindAll(it => it.DrugId == invoices.DrugId).Sum(it => it.AddQuantity))
                        {
                            flag = false;
                            break;
                        }
                    }
                }
                if (flag)
                {
                    ChannelStocks.Clear();
                    foreach (ChannelList lst in ChannelLsts)
                    {
                        ChannelStocks.AddRange(lst.channelStocks);
                    }
                    AddChannels = ChannelStocks.FindAll(it => it.AddQuantity != 0);
                    //AddChannels = ChannelLsts[i].channelStocks.FindAll(it => it.AddQuantity != 0);
                    if (AddChannels.Count > 0)
                    {
                        for (int i = 0; i < AddChannels.Count; i++)
                        {
                            AddChannels[i].ManuNo = AddChannels[i].drugManuNo.ManuNo;
                            AddChannels[i].EffDate = AddChannels[i].drugManuNo.EffDate;
                        }
                        AddChannels.Sort((a, b) =>
                        {
                            if ((a.DrawerNo - b.DrawerNo) == 0)
                            {
                                return a.ColNo - b.ColNo;
                            }
                            return a.DrawerNo - b.DrawerNo;
                        });
                    }
                    //enumerable = ChannelStocks.GroupBy(cs => cs.DrawerNo, cs => cs);
                    //enumerator = enumerable.GetEnumerator();
                    //enumerator.MoveNext();
                    //OpenOneByOne();
                    OpenOrderDialog();
                }
                else
                {
                    AlertMsg alertMsg = new AlertMsg
                    {
                        Message = "库位添加数量小于应添加数量",
                        Type = MsgType.ERROR,
                    };
                    _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
                }
            }, () => SelectedInvoice != null).ObservesProperty(() => SelectedInvoice);
        }

        public async void OpenOrderDialog()
        {
            if (SelectedInvoice != null && SelectedInvoice.Status == 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("invoice", SelectedInvoice);
                dialogParameters.Add("ChannelStocks", AddChannels);
                DialogServiceExtensions.ShowDialogHost(_dialogService, "InvoiceAddDialog", dialogParameters, DoDialogResult, "RootDialog");
            }
        }

        public DelegateCommand QueryCommand
        {
            get => new DelegateCommand(() =>
            {
                RequestData();
            });
        }

        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)
            {
                SelectedInvoice = null;
                RequestData();
            }
            //MessageBox.Show("返回值：" + dialogResult.Result.ToString());
        }


        //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()
        {
            Invoices.Clear();
            int totalCount = 0;

            var sb = new StringBuilder();
            //sb.Append("select i.invoice_no as InvoiceNo, i.invoice_date as InvoiceDate, COUNT(i.id) as `Count`, SUM(i.quantity) as quantity, p1.pharmacy_name as PharmacyName1, p2.pharmacy_name as PharmacyName2 from in_out_invoice i");
            sb.Append(" SELECT count(1) as Count, i.InvoiceNo, i.InvoiceDate, sum(i.quantity) as quantity, p1.pharmacy_name as PharmacyName1, p2.pharmacy_name PharmacyName2 from ");
            sb.Append(" (SELECT drug_id,in_pharmacy_id,out_pharmacy_id, invoice_no as InvoiceNo, DATE_FORMAT(Invoice_Date,'%Y-%m-%d')  as InvoiceDate, SUM(quantity) as quantity ");
            sb.Append(" FROM in_out_invoice where status=@Status  and type!=@type  and cancel_flag=@CancelFlag GROUP BY invoice_no,drug_id) i ");
            sb.Append(" inner join ( select c.drug_id as drug_id from channel_list c where c.machine_id = '" + (ConfigurationManager.AppSettings["machineId"] ?? "DM1") + "' group by c.drug_id ) di on di.drug_id = i.drug_id");
            sb.Append(" left join pharmacy_info p1 on p1.pharmacy_id = i.in_pharmacy_id");
            sb.Append(" left join pharmacy_info p2 on p2.pharmacy_id = i.out_pharmacy_id where 1=1");
            //sb.Append(" where i.status=@Status ");
            //sb.Append(" and i.type!=@type ");
            //sb.Append(" and i.cancel_flag=@CancelFlag ");
            if (OrderDate != null)
            {
                sb.Append(" and i.InvoiceDate = @CreateTime ");
            }
            if (!String.IsNullOrEmpty(SearchValue))
            {
                sb.Append(" and i.InvoiceNo = @InvoiceNo ");
            }
            if (!String.IsNullOrEmpty(ConfigurationManager.AppSettings["storage"]))
            {
                sb.Append(" and i.in_pharmacy_id = @OutPharmacyId ");
            }
            //sb.Append(" group by i.invoice_no");
            sb.Append(" GROUP BY  i.InvoiceNo  order by i.InvoiceDate ");
            Invoices = SqlSugarHelper.Db.SqlQueryable<dynamic>(sb.ToString())
                .AddParameters(new
                {
                    Status = 0,
                    type = 2,
                    CancelFlag = 0,
                    CreateTime = OrderDate,
                    InvoiceNo = SearchValue,
                    OutPharmacyId = ConfigurationManager.AppSettings["storage"]
                })
                .Select(it => new Invoice())
                .Select("*")
                .ToPageList(PageNum, PageSize, ref totalCount);

            TotalCount = totalCount;
            PageCount = (int)Math.Ceiling((double)TotalCount / PageSize);
        }
        //添加批次
        public void AddAction(ChannelList channelLS)
        {
            if (channelLS != null)
            {
                ChannelStock cls = new ChannelStock();
                DrugManuNo drugManu = new DrugManuNo();
                cls.DrugInfo = channelLS.Drug;
                if (channelLS.channelStocks.Count > 0)
                {
                    cls.drugManuNo = channelLS.channelStocks[0].drugManuNo;
                }
                else
                {
                    //drugManu= cls.DrugInfo.DrugManuNos[0];
                    if (cls.DrugInfo.DrugManuNos.Count > 0)
                    {
                        cls.drugManuNo = cls.DrugInfo.DrugManuNos[0];
                    }
                    else
                    {
                        AlertMsg alertMsg = new AlertMsg
                        {
                            Message = "该药品下没有批次，请先添加批次",
                            Type = MsgType.ERROR
                        };
                        _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
                        return;
                    }
                }
                //cls.Id = "";
                cls.Chnguid = channelLS.Id;
                cls.MachineId = ConfigurationManager.AppSettings["machineId"] ?? "DM1";
                cls.DrawerNo = channelLS.DrawerNo;
                cls.BoardType = channelLS.BoardType;
                cls.DrawerType = channelLS.DrawerType;
                cls.ColNo = channelLS.ColNo;
                cls.DrugId = channelLS.DrugId;
                cls.AddQuantity = 0;
                List<ChannelStock> stockList = new List<ChannelStock>();
                stockList.AddRange(channelLS.channelStocks);
                stockList.Add(cls);
                channelLS.channelStocks = stockList;
            }
        }

        //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<AddDrugEvent>().Subscribe(AddAction);
            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)
        {
            _eventAggregator.GetEvent<AddDrugEvent>().Unsubscribe(AddAction);
        }
    }
}