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.ComponentModel;
using System.Configuration;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Data;

namespace DM_Weight.ViewModels
{
    public class AdditionWindowViewModel : BindableBase, INavigationAware, IRegionMemberLifetime
    {
        public bool KeepAlive => false;

        private readonly ILog logger = LogManager.GetLogger(typeof(AdditionWindowViewModel));

        private List<ChannelStock> channelStocks;
        public List<ChannelStock> ChannelStocks
        {
            get => channelStocks;
            set => SetProperty(ref channelStocks, value);
        }
        List<ChannelStock> selectedStock=new List<ChannelStock>();
        private object _finishStatus = Visibility.Collapsed;
        public object FinishStatus
        {
            get => _finishStatus;
            set => SetProperty(ref _finishStatus, value);
        }

        IDialogService _dialogService;
        IEventAggregator _eventAggregator;

        public AdditionWindowViewModel(IDialogService dialogService, IEventAggregator eventAggregator)
        {
            _dialogService = dialogService;
            _eventAggregator = eventAggregator;
        }
        public bool IsNavigationTarget(NavigationContext navigationContext)
        {
            return true;
        }

        public void OnNavigatedFrom(NavigationContext navigationContext)
        {
            _eventAggregator.GetEvent<IsSelectedEvent>().Unsubscribe(SetIsSelected);
        }

        public void OnNavigatedTo(NavigationContext navigationContext)
        {
            _eventAggregator.GetEvent<IsSelectedEvent>().Subscribe(SetIsSelected);
            RequestData();
        }
        private void RequestData()
        {
            ChannelStocks = SqlSugarHelper.Db.Queryable<ChannelStock>()
                .Includes<ChannelList>(cs => cs.ChannelLst)
                .Includes<DrugInfo>(cs => cs.DrugInfo)
                .Where(cs => cs.MachineId == (ConfigurationManager.AppSettings["machineId"] ?? "DM5") && cs.BaseQuantity > cs.Quantity)
                .OrderBy(cs => cs.Chnguid)
                .OrderBy(cs => cs.DrawerNo)
                .ToList();
            ChannelStocks.ForEach(cs => cs.AddQuantity = cs.BaseQuantity - cs.Quantity);
        }
        //开药箱放入药品
        public DelegateCommand OpenBoxCommand
        {
            get => new DelegateCommand(() =>
            {
                selectedStock = ChannelStocks.FindAll(cs => cs.ChannelLst.IsSelected).ToList();
                if (selectedStock != null && selectedStock.Count > 0)
                {
                    for (int i = 0; i < selectedStock.Count; i++)
                    {
                        ModbusHelper.GetInstance().OpenBoxDoor(selectedStock[i].DrawerNo - 1);
                        Thread.Sleep(100);
                    }
                }
                else
                {
                    AlertMsg alertMsg = new AlertMsg
                    {
                        Message = $"未选择药箱，请先选择药箱",
                        Type = MsgType.ERROR,
                    };
                    _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
                    return;
                }
                FinishStatus = Visibility.Visible;
            });
        }
        //完成按钮
        public DelegateCommand AddFinish
        {
            get => new DelegateCommand(() =>
            {
                //更新 交接柜 库存信息
                if (selectedStock != null && selectedStock.Count > 0)
                {
                    for (int j = 0; j < selectedStock.Count; j++)
                    {
                        // 更新数据 交接柜 库存信息
                        ChannelStock jiaojie_it = selectedStock[j];
                        SqlSugarHelper.Db.Updateable(new ChannelStock()
                        {
                            Quantity = jiaojie_it.BaseQuantity,
                            //ManuNo = it.ManuNo,
                            //EffDate = it.EffDate,
                            Id = jiaojie_it.Id,
                        }).UpdateColumns(jiaojie_it => new { jiaojie_it.Quantity }).ExecuteCommand();
                    }

                    List<ChannelStock> jiaojie = selectedStock.GroupBy(cs => cs.DrawerNo).Select(cs => cs.FirstOrDefault()).ToList();
                    if (jiaojie != null && jiaojie.Count > 0)
                    {
                        for (int j = 0; j < jiaojie.Count; j++)
                        {
                            ChannelStock jiaojie_it = jiaojie[j];
                            //更新交接柜状态为 已取药未入库
                            SqlSugarHelper.Db.Updateable(new ChannelList()
                            {
                                State = 0,
                                Id = jiaojie_it.ChannelLst.Id
                            }).UpdateColumns(it => it.State).ExecuteCommand();
                        }
                    }
                }
            });
        }
        
        //刷新
        public DelegateCommand QueryCommand
        {
            get => new DelegateCommand(() => RequestData());
        }
        //设置选中药箱的复选框状态
        private void SetIsSelected(ChannelStock channelStock)
        {
            if (channelStock != null)
            {
                if (channelStock.ChannelLst.State == 1)
                {
                    channelStock.ChannelLst.IsSelected = !channelStock.ChannelLst.IsSelected;
                }
                else
                {
                    return;
                }
                if (channelStock != null && ChannelStocks != null)
                {
                    ChannelStocks = ChannelStocks.Select(x =>
                    {
                        for (int i = 0; i < ChannelStocks.Count; i++)
                        {
                            if (ChannelStocks[i].DrawerNo == channelStock.DrawerNo)
                            {
                                ChannelStocks[i].ChannelLst = channelStock.ChannelLst;
                            }
                        }
                        return x;
                    }).ToList();
                }
                ICollectionView vw = CollectionViewSource.GetDefaultView(ChannelStocks);
                vw.GroupDescriptions.Add(new PropertyGroupDescription("ChannelLst"));
            }
        }
    }
}