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

namespace DM_Weight.ViewModels
{
    internal class AddToJiaoJieNewWindowViewModel : BindableBase, INavigationAware, IRegionMemberLifetime
    {
        private readonly ILog logger = LogManager.GetLogger(typeof(AddToJiaoJieWindowViewModel));
        private static readonly DateTime Jan1st1970 = new DateTime
   (1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
        public long CurrentTimeMillis()
        {
            return (long)(DateTime.UtcNow - Jan1st1970).TotalMilliseconds;
        }
        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);
            //_eventAggregator.GetEvent<IsSelectedEvent>().Unsubscribe(SetIsSelected);
        }


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

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

        private List<ChannelStock>? _channelStocksList;
        public List<ChannelStock>? _ChannelStocksList
        {
            get => _channelStocksList;
            set => SetProperty(ref _channelStocksList, value);
        }

        private List<ChannelList>? _channelLists;
        public List<ChannelList>? _ChannelLists
        {
            get => _channelLists;
            set => SetProperty(ref _channelLists, value);
        }
        private ChannelList _channelList;
        public ChannelList _ChannelList
        {
            get => _channelList;
            set => SetProperty(ref _channelList, value);
        }



        public void OnNavigatedTo(NavigationContext navigationContext)
        {
            RequestData();
        }
        private PortUtil _portUtil;
        IEventAggregator _eventAggregator;
        IDialogService _dialogService;
        public AddToJiaoJieNewWindowViewModel(PortUtil portUtil, IEventAggregator eventAggregator, IDialogService DialogService)
        {
            _portUtil = portUtil;
            _eventAggregator = eventAggregator;
            _dialogService = DialogService;
        }
        private void RequestData()
        {

            ChannelStocks?.Clear();
            _ChannelLists?.Clear();
            //1)查询channel_stock所有要补药的药箱
            ChannelStocks = SqlSugarHelper.Db.Queryable<ChannelStock>()
              .Includes<ChannelList>(cs => cs.ChannelLst)
              .Includes<DrugInfo>(cs => cs.DrugInfo)
              .Where(cs => cs.MachineId == (ConfigurationManager.AppSettings["jj_machineId"] ?? "DM5"))
              .OrderBy(cs => cs.Chnguid)
              .OrderBy(cs => cs.DrawerNo)
              .ToList();
            ChannelStocks = ChannelStocks.GroupBy(it => new { it.DrawerNo, it.DrugId })
                .Select(it =>
                {
                    var ret = it.First();
                    ret.Quantity = it.Sum(itx => itx.Quantity);
                    //ret.NeedNum = ret.BaseQuantity-it.Sum(itx => itx.Quantity);
                    return ret;
                }).Where(it => it.BaseQuantity > it.Quantity)
                .ToList();
            if (ChannelStocks != null && ChannelStocks.Count > 0)
            {
                ChannelStocks.ForEach(cs => cs.AddQuantity =cs.BaseQuantity- cs.Quantity);

                //2)查询channel_list将1）中查询的添加到channel_list的channel_stock里供页面呈现显示
                List<int> DrawerNoList = ChannelStocks.Select(cs => cs.DrawerNo).Distinct().ToList();
                List<ChannelList> channelLists = new List<ChannelList>();
                for (int i = 0; i < DrawerNoList.Count; i++)
                {
                    var channelList = SqlSugarHelper.Db.Queryable<ChannelList>()
                        .Where(cl => cl.MachineId == (ConfigurationManager.AppSettings["jj_machineId"] ?? "DM5") && cl.DrawerNo == DrawerNoList[i])
                        .OrderBy(cl => cl.Id)
                        .OrderBy(cl => cl.DrawerNo)
                        .First();
                    if (channelList.channelStocks == null)
                    {
                        channelList.channelStocks = new List<ChannelStock>();
                    }
                    channelList.channelStocks.AddRange(ChannelStocks.Where(cs => cs.DrawerNo == DrawerNoList[i]).ToList());
                    if (channelList != null)
                    {
                        //if (channelList.channelStocks[0].AddToJJNum>0)
                        //    channelList.State=1; //表示有补药
                        channelLists.Add(channelList);
                    }
                }
                _ChannelLists = channelLists;
            }
            else
            {
                _ChannelLists?.Clear();
                _ChannelLists = new List<ChannelList>();
            }

        }
        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());
        }
        public DelegateCommand RejectReport_Download
        {
            get => new DelegateCommand(() =>
            {
                //GridReportUtil.RejectionReport("");
            });
        }
        public DelegateCommand Account_Download
        {
            get => new DelegateCommand(() =>
            {
                //GridReportUtil.AccountNewReport();
            });
        }


        private List<ChannelStock> csList = new List<ChannelStock>();
        //取药 弹出出药列表
        public DelegateCommand TakeDrugCommand
        {
            get => new DelegateCommand(async () =>
            {
                csList = _ChannelList.channelStocks.FindAll(cs => cs.ChannelLst.IsSelected).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("_ChannelStock", csList);
                    DialogServiceExtensions.ShowDialogHost(_dialogService, "AddToJiaoJieDialog", dialogParameters, DoDialogResult, "RootDialog");

                }
                else
                {
                    AlertMsg alertMsg = new AlertMsg
                    {
                        Message = $"未选择药品，请先点选药箱号",
                        Type = MsgType.ERROR,
                    };
                    _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
                    _portUtil.Operate = false;
                }
            });
        }
        private void DoDialogResult(IDialogResult dialogResult)
        {
            RequestData(); 
        } 

        private DelegateCommand _rowSelected;

        public DelegateCommand RowSelected => _rowSelected ??= new DelegateCommand(OpenOrderDialog);
        public async void OpenOrderDialog()
        {
            if (_ChannelList != null && _ChannelList.channelStocks != null && _ChannelList.channelStocks.Any(cs => cs.State == 0))
            {
                // 此处延时1毫秒，等待页面渲染
                await Task.Delay(TimeSpan.FromMilliseconds(1));
                //选中药箱号下的所有药品id
                DialogParameters dialogParameters = new DialogParameters();
                dialogParameters.Add("_ChannelStock", _ChannelList.channelStocks.Where(cs => cs.State == 0).ToList());
                DialogServiceExtensions.ShowDialogHost(_dialogService, "AddToJiaoJieDialog", dialogParameters, DoDialogResult, "RootDialog");

            }
            if (_ChannelList != null)
            {
                AlertMsg alertMsg = new AlertMsg
                {
                    Message = $"药品已取出，待入库",
                    Type = MsgType.ERROR,
                };
                _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
            }
        }
    }
}