using AutoMapper;
using CapMachine.Core;
using CapMachine.Model.CANLIN;
using CapMachine.Wpf.Dtos;
using Prism.Commands;
using Prism.Services.Dialogs;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;

namespace CapMachine.Wpf.ViewModels
{
    public class DialogLINSchConfigViewModel : DialogViewModel
    {
        public DialogLINSchConfigViewModel(IFreeSql freeSql, IMapper mapper)
        {
            Title = "调度表 LIN 配置";
            FreeSql = freeSql;
            Mapper = mapper;

            //默认只能用1号调度器
            SchTabIndexCbxItems = new ObservableCollection<CbxItems>()
            {
                new CbxItems(){
                    Key="0",
                    Text="0",
                },
                //new CbxItems(){
                //    Key="1",
                //    Text="1",
                //},
                //new CbxItems(){
                //    Key="2",
                //    Text="2",
                //},
                //new CbxItems(){
                //    Key="3",
                //    Text="3",
                //},
                //new CbxItems(){
                //    Key="4",
                //    Text="4",
                //},
            };

        }

        public IFreeSql FreeSql { get; }
        public IMapper Mapper { get; }

        private string name;
        /// <summary>
        /// 名称
        /// </summary>
        public string Name
        {
            get { return name; }
            set { name = value; RaisePropertyChanged(); }
        }

        private ObservableCollection<LINScheduleConfigDto> _ListLINScheduleConfigDto = new ObservableCollection<LINScheduleConfigDto>();
        /// <summary>
        /// LIN 调度表数据集合
        /// </summary>
        public ObservableCollection<LINScheduleConfigDto> ListLINScheduleConfigDto
        {
            get { return _ListLINScheduleConfigDto; }
            set { _ListLINScheduleConfigDto = value; RaisePropertyChanged(); }
        }

        /// <summary>
        /// 消息/帧报文信息集合
        /// </summary>
        public List<string> ListMsg { get; set; }

        private ObservableCollection<CbxItems> _MsgCbxItems;
        /// <summary>
        /// 消息名称 集合信息
        /// </summary>
        public ObservableCollection<CbxItems> MsgCbxItems
        {
            get { return _MsgCbxItems; }
            set { _MsgCbxItems = value; RaisePropertyChanged(); }
        }

        /// <summary>
        /// 选中的程序的Id
        /// </summary>
        public long SelectCanLinConfigProId { get; set; }


        private ObservableCollection<CbxItems> _SchTabIndexCbxItems;
        /// <summary>
        /// 调度器序号 集合信息
        /// </summary>
        public ObservableCollection<CbxItems> SchTabIndexCbxItems
        {
            get { return _SchTabIndexCbxItems; }
            set { _SchTabIndexCbxItems = value; RaisePropertyChanged(); }
        }

        private LINScheduleConfigDto _CurSelectedItem;
        /// <summary>
        /// 选中的数据
        /// </summary>
        public LINScheduleConfigDto CurSelectedItem
        {
            get { return _CurSelectedItem; }
            set { _CurSelectedItem = value; RaisePropertyChanged(); }
        }


        private DelegateCommand<object> _GridSelectionChangedCmd;
        /// <summary>
        /// 选中行数据命令
        /// </summary>
        public DelegateCommand<object> GridSelectionChangedCmd
        {
            set
            {
                _GridSelectionChangedCmd = value;
            }
            get
            {
                if (_GridSelectionChangedCmd == null)
                {
                    _GridSelectionChangedCmd = new DelegateCommand<object>((par) => GridSelectionChangedCmdMethod(par));
                }
                return _GridSelectionChangedCmd;
            }
        }
        private void GridSelectionChangedCmdMethod(object par)
        {
            //先判断是否是正确的集合数据，防止DataGrid的数据源刷新导致的触发事件
            var Selecteddata = par as LINScheduleConfigDto;

            if (Selecteddata != null)
            {
                CurSelectedItem = Selecteddata;
            }
        }

        //OpCmd
        private DelegateCommand<string> _OpCmd;
        /// <summary>
        /// 增加方法命令
        /// </summary>
        public DelegateCommand<string> OpCmd
        {
            set
            {
                _OpCmd = value;
            }
            get
            {
                if (_OpCmd == null)
                {
                    _OpCmd = new DelegateCommand<string>((Par) => OpCmdCall(Par));
                }
                return _OpCmd;
            }
        }

        private void OpCmdCall(string Par)
        {
            switch (Par)
            {
                case "Add":
                    ListLINScheduleConfigDto.Add(new LINScheduleConfigDto
                    {
                        CanLinConfigProId = SelectCanLinConfigProId,
                        Cycle = 100,
                        SchTabIndex = 0,
                    });
                    break;
                case "Delete":
                    if (CurSelectedItem != null)
                    {
                        //直接删除掉，如果没有ID的话，这就不需要删除了
                        FreeSql.Delete<LINScheduleConfig>(CurSelectedItem.Id).ExecuteAffrows();
                        ListLINScheduleConfigDto.Remove(CurSelectedItem);

                        CurSelectedItem = null;
                    }
                    else
                    {
                        MessageBox.Show("请选中后再进行【删除】操作？", "提示", MessageBoxButton.OK, MessageBoxImage.Hand);
                    }
                    break;
                default:
                    break;
            }
        }

        private DelegateCommand saveCmd;
        /// <summary>
        /// 保存命令
        /// </summary>
        public DelegateCommand SaveCmd
        {
            set
            {
                saveCmd = value;
            }
            get
            {
                if (saveCmd == null)
                {
                    saveCmd = new DelegateCommand(() => SaveCmdMethod());
                }
                return saveCmd;
            }
        }

        /// <summary>
        /// 保存命令方法
        /// </summary>
        /// <exception cref="NotImplementedException"></exception>
        private void SaveCmdMethod()
        {
            //检查空的数据
            foreach (var item in ListLINScheduleConfigDto)
            {

                if (string.IsNullOrEmpty(item.MsgName))
                {
                    MessageBox.Show("请确认消息名称是否正确", "提示", MessageBoxButton.OK, MessageBoxImage.Hand);
                    return;
                }
                if (item.Cycle == 0)
                {
                    MessageBox.Show("请确认周期是否正确", "提示", MessageBoxButton.OK, MessageBoxImage.Hand);
                    return;
                }
            }


            //发送的控制帧都放到同一个调度表中，不需要检查了
            ////检查重复设置问题
            //bool isRepeat = ListLINScheduleConfigDto.GroupBy(i => i.MsgName).Any(g => g.Count() > 1);
            //if (isRepeat)
            //{
            //    MessageBox.Show("请确认是否重复设置", "提示", MessageBoxButton.OK, MessageBoxImage.Hand);
            //    return;
            //}

            //检查数据是否正常
            foreach (var item in ListLINScheduleConfigDto)
            {
                FreeSql.InsertOrUpdate<LINScheduleConfig>()
                    .SetSource(Mapper.Map<LINScheduleConfig>(item)).
                    ExecuteAffrows();
            }

            ListLINScheduleConfigDto = new ObservableCollection<LINScheduleConfigDto>(Mapper.Map<List<LINScheduleConfigDto>>(FreeSql.Select<LINScheduleConfig>().Where(a => a.CanLinConfigProId == SelectCanLinConfigProId).ToList()));

            DialogParameters pars = new DialogParameters
             {
                 { "ReturnValue", ListLINScheduleConfigDto }
             };

            RaiseRequestClose(new DialogResult(ButtonResult.OK, pars));
        }

        private DelegateCommand cancelCmd;
        /// <summary>
        /// 保存命令
        /// </summary>
        public DelegateCommand CancelCmd
        {
            set
            {
                cancelCmd = value;
            }
            get
            {
                if (cancelCmd == null)
                {
                    cancelCmd = new DelegateCommand(() => CancelCmdMethod());
                }
                return cancelCmd;
            }
        }


        /// <summary>
        /// 取消命令方法
        /// </summary>
        /// <exception cref="NotImplementedException"></exception>
        private void CancelCmdMethod()
        {
            RaiseRequestClose(new DialogResult(ButtonResult.Cancel));
        }

        /// <summary>
        /// 窗口打开时的传递的参数
        /// </summary>
        /// <param name="parameters"></param>
        public override void OnDialogOpened(IDialogParameters parameters)
        {
            ListMsg = parameters.GetValue<List<string>>("ListMsg");
            // 转换为CbxItems集合，都是文本内容
            MsgCbxItems = new ObservableCollection<CbxItems>(
            ListMsg.Select(value => new CbxItems
            {
                Key = value,
                Text = value
            }));

            ListLINScheduleConfigDto = parameters.GetValue<ObservableCollection<LINScheduleConfigDto>>("ListLINScheduleConfigDto");
            //防止返回的数据为空，就无法增加了
            if (ListLINScheduleConfigDto == null) ListLINScheduleConfigDto = new ObservableCollection<LINScheduleConfigDto>();
            //Name = parameters.GetValue<string>("Name");

            SelectCanLinConfigProId = parameters.GetValue<long>("SelectCanLinConfigProId");
        }


    }
}