using Prism.Commands;
using Prism.Events;
using Prism.Ioc;
using Prism.Mvvm;
using Prism.Regions;
using Prism.Services.Dialogs;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using TeamAAS_VP.Enums;
using TeamAAS_VP.Events;
using TeamAAS_VP.Core;
using TeamAAS_VP.Interfaces;
using TeamAAS_VP.Models;
using System.Windows;
using TeamAAS_VP;
using TeamAAS_VP.Resources.Languages;

namespace TeamAAS_VP.ViewModels.Product
{
    public class RobotPointParamsViewModel : BindableBase
    {
        IRegionManager _regionManager;
        IEventAggregator _eventAggregator;
        IContainerProvider _container;
        IDialogService _dialogService;
        ProductsViewModel productsViewModel;
        #region 属性

        private ProductModel _SelectProduct;

        /// <summary>
        /// 选中的产品
        /// </summary>
        public ProductModel SelectProduct
        {
            get { return _SelectProduct; }
            set { SetProperty(ref _SelectProduct, value); }
        }

        private RPoint _SelectPoint;

        public RPoint SelectPoint
        {
            get { return _SelectPoint; }
            set { SetProperty(ref _SelectPoint,value); }
        }

        private MotionCommand _SelectMotionCommand;
        /// <summary>
        /// 选中的运动指令
        /// </summary>
        public MotionCommand SelectMotionCommand
        {
            get { return _SelectMotionCommand; }
            set { SetProperty(ref _SelectMotionCommand,value); }
        }

        private int _SelectPointIndex=-1;

        public int SelectPointIndex
        {
            get { return _SelectPointIndex; }
            set { SetProperty(ref _SelectPointIndex,value); }
        }

        public Management management { get; set; }
        public RobotService robotService { get; set; }

        private IRobot _Robot;

        public IRobot Robot
        {
            get { return _Robot; }
            set
            {
                SetProperty(ref _Robot, value);
                try
                {
                    var config = FileHelper.ReadApplicationConfiguration();
                    if (config.RobotJogSetpDistance.TryGetValue(value.Id, out double distance))
                    {
                        this.Distance = distance;
                    }
                }
                catch (Exception)
                {

                }
            }
        }

        private double _Distance = 1;

        public double Distance
        {
            get { return _Distance; }
            set
            {
                SetProperty(ref _Distance, value);
                try
                {
                    if (Robot == null)
                    {
                        return;
                    }
                    var config = FileHelper.ReadApplicationConfiguration();
                    if (config.RobotJogSetpDistance.ContainsKey(Robot.Id))
                    {
                        config.RobotJogSetpDistance[Robot.Id] = value;
                    }
                    else
                    {
                        config.RobotJogSetpDistance.Add(Robot.Id, value);
                    }
                    FileHelper.SaveApplicationConfiguration(config);
                }
                catch (Exception)
                {

                }
            }
        }

        private ObservableCollection<RobotInfo> _Robots = new ObservableCollection<RobotInfo>();
        /// <summary>
        /// 机器人参数
        /// </summary>
        public ObservableCollection<RobotInfo> Robots
        {
            get { return _Robots; }
            set { SetProperty(ref _Robots, value);
                if (value!=null)
                {
                    if (value.Count<=0)
                    {
                        IsHaveRobot = false;
                    }
                    else
                    {
                        IsHaveRobot = true;
                    }
                }
            }
        }

        private RobotInfo _RobotInfo = new RobotInfo();
        /// <summary>
        /// 机器人
        /// </summary>
        public RobotInfo SelectRobotInfo
        {
            get { return _RobotInfo; }
            set { SetProperty(ref _RobotInfo, value); 
                if (value != null)
                {
                    Robot = robotService.GetRobot(value.Id);
                    if (value.RobotBrand == RobotBrand.FANUC)
                    {
                        Tools = new ObservableCollection<int> { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 };
                        SelectTool = Robot.SelectedTool;
                    }
                    else
                    {
                        Tools = new ObservableCollection<int> { 0,1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 };
                        SelectTool = Robot.SelectedTool;
                    }
                }
            }
        }

        private ObservableCollection<int> _Tools = new ObservableCollection<int>();
        /// <summary>
        /// 机器人Tool集合
        /// </summary>
        public ObservableCollection<int> Tools
        {
            get { return _Tools; }
            set { SetProperty(ref _Tools, value); }
        }

        private int _SelectTool;
        /// <summary>
        /// 选中的Tool
        /// </summary>
        public int SelectTool
        {
            get { return _SelectTool; }
            set { SetProperty(ref _SelectTool, value); 
                if (value >= 0)
                {
                    if (Robot!=null && Robot.IsConnected)
                    {
                        try
                        {
                            Robot.SelectToolAsync(value);
                        }
                        catch (Exception)
                        {

                        }
                    }
                }
            }
        }

        private bool _IsHaveRobot = false;

        public bool IsHaveRobot
        {
            get { return _IsHaveRobot; }
            set { SetProperty(ref _IsHaveRobot, value); }
        }
        #endregion

        #region 命令
        private DelegateCommand _NextCommand;
        public DelegateCommand NextCommand =>
            _NextCommand ?? (_NextCommand = new DelegateCommand(ExecuteNextCommand));

        private DelegateCommand _BackCommand;
        public DelegateCommand BackCommand =>
            _BackCommand ?? (_BackCommand = new DelegateCommand(ExecuteBackCommand));

        private DelegateCommand _AddPointCommand;
        public DelegateCommand AddPointCommand =>
            _AddPointCommand ?? (_AddPointCommand = new DelegateCommand(ExecuteAddPointCommand));

        private DelegateCommand _RemovePointCommand;
        public DelegateCommand RemovePointCommand =>
            _RemovePointCommand ?? (_RemovePointCommand = new DelegateCommand(ExecuteRemovePointCommand, () => { return SelectPointIndex >= 0 ? true : false; }).ObservesProperty(()=> SelectPointIndex));


        private DelegateCommand _GoPalletCommand;
        public DelegateCommand GoPalletCommand =>
            _GoPalletCommand ?? (_GoPalletCommand = new DelegateCommand(ExecuteGoPalletCommand));

        private DelegateCommand _LoadedCommand;
        public DelegateCommand LoadedCommand =>
            _LoadedCommand ?? (_LoadedCommand = new DelegateCommand(ExecuteLoadedCommand));

        private DelegateCommand<object> _ExecuteMotion;
        public DelegateCommand<object> ExecuteMotion =>
            _ExecuteMotion ?? (_ExecuteMotion = new DelegateCommand<object>(ExecuteExecuteMotion).ObservesCanExecute(() => CanExecute).ObservesProperty(()=>Robot).ObservesProperty(()=>Robot.CanExecute));

        private DelegateCommand<object> _JogCommand;
        public DelegateCommand<object> JogCommand =>
            _JogCommand ?? (_JogCommand = new DelegateCommand<object>(ExecuteJogCommand).ObservesCanExecute(() => CanExecute).ObservesProperty(() => Robot).ObservesProperty(() => Robot.CanExecute));

        private DelegateCommand<RPoint> _TechPointCommand;
        public DelegateCommand<RPoint> TechPointCommand =>
            _TechPointCommand ?? (_TechPointCommand = new DelegateCommand<RPoint>(ExecuteTechPointCommand).ObservesCanExecute(() => CanExecute).ObservesProperty(() => Robot).ObservesProperty(() => Robot.CanExecute));

        private DelegateCommand<string> _MotorCommand;
        public DelegateCommand<string> MotorCommand =>
            _MotorCommand ?? (_MotorCommand = new DelegateCommand<string>(ExecuteMotorCommand).ObservesCanExecute(() => CanExecute).ObservesProperty(() => Robot).ObservesProperty(() => Robot.CanExecute));

        private DelegateCommand _ResetCommand;
        public DelegateCommand ResetCommand =>
            _ResetCommand ?? (_ResetCommand = new DelegateCommand(ExecuteResetCommand).ObservesCanExecute(() => CanExecute).ObservesProperty(() => Robot).ObservesProperty(() => Robot.CanExecute));

        private DelegateCommand _sFreeCommand;
        public DelegateCommand sFreeCommand =>
            _sFreeCommand ?? (_sFreeCommand = new DelegateCommand(ExecutesFreeCommand).ObservesCanExecute(() => CanExecute).ObservesProperty(() => Robot).ObservesProperty(() => Robot.CanExecute));

        private DelegateCommand _SLockCommand;
        public DelegateCommand SLockCommand =>
            _SLockCommand ?? (_SLockCommand = new DelegateCommand(ExecuteSLockCommand).ObservesCanExecute(() => CanExecute).ObservesProperty(() => Robot).ObservesProperty(() => Robot.CanExecute));
        #endregion

        #region 事件

        #endregion

        public RobotPointParamsViewModel(IRegionManager regionManager, IEventAggregator ea, IContainerProvider container, IDialogService dialogService)
        {
            _regionManager = regionManager;
            _eventAggregator = ea;
            _container = container;
            _dialogService = dialogService;
            //订阅权限登录事件
            _eventAggregator.GetEvent<UserLoginNotification>().Subscribe(LoginChange);

            productsViewModel = _container.Resolve<ProductsViewModel>();
            SelectProduct = productsViewModel.SelectProduct;
            management = _container.Resolve<Management>();
            Robots = management.DeviceConfig.Robots;
            
        }

        #region 方法

        /// <summary>
        /// 下一步
        /// </summary>
        void ExecuteNextCommand()
        {
            _regionManager.RequestNavigate("ProductRegionContext", "ProductParams");
        }

        /// <summary>
        /// 上一步
        /// </summary>
        void ExecuteBackCommand()
        {
            _regionManager.RequestNavigate("ProductRegionContext", "ProcessBasics");
        }

        /// <summary>
        /// 增加点位
        /// </summary>
        void ExecuteAddPointCommand()
        {
            try
            {
                if (SelectProduct.RobotPoint == null)
                    SelectProduct.RobotPoint = new RobotPoint();
                if (SelectProduct.RobotPoint.Points == null)
                    SelectProduct.RobotPoint.Points = new ObservableCollection<MultipleRobotPoint>();
                if (SelectRobotInfo == null)
                {
                    SelectProduct.RobotPoint.Points.Add(new MultipleRobotPoint() { Number = SelectProduct.RobotPoint.Points.Count });
                }
                else
                {
                    SelectProduct.RobotPoint.Points.Add(new MultipleRobotPoint() { Number = SelectProduct.RobotPoint.Points.Count, RobotId = SelectRobotInfo.Id });
                }
            }
            catch (Exception ex)
            {
                LogHelper.WriteLogError("机器人点位-新建点时出错", ex);
                MessageBox.Show(ex.Message);
            }
        }

        /// <summary>
        /// 移除点位
        /// </summary>
        void ExecuteRemovePointCommand()
        {
            try
            {
                if (SelectPointIndex >= 0)
                {
                    SelectProduct.RobotPoint.Points.RemoveAt(SelectPointIndex);
                    for (int i = 0; i < SelectProduct.RobotPoint.Points.Count; i++)
                    {
                        SelectProduct.RobotPoint.Points[i].Number = i;
                    }
                }
            }
            catch (Exception ex)
            {
                LogHelper.WriteLogError("机器人点位-移除点时出错", ex);
                MessageBox.Show(ex.Message);
            }
        }

        /// <summary>
        /// 跳转托盘
        /// </summary>
        void ExecuteGoPalletCommand()
        {
            try
            {
                _dialogService.Show("PalletManage", rst => {
                    //对话框关闭之后的回调函数，可以在这解析结果。
                    ButtonResult result1 = rst.Result;

                    if (result1 == ButtonResult.OK)
                    {
                        var param = rst.Parameters.GetValue<ObservableCollection<Pallet>>("Pallets");
                        SelectProduct.RobotPoint.Pallets = param;
                        _eventAggregator.GetEvent<SnackbarMessageNotification>().Publish(new MessageParameter() { Msg = Lang.已关闭, Duration = 1 });
                    }

                });
            }
            catch (Exception ex)
            {
                LogHelper.WriteLogError("机器人点位-跳转托盘界面时出错", ex);
                MessageBox.Show(ex.Message);
            }
        }

        /// <summary>
        /// 点动
        /// </summary>
        /// <param name="obj"></param>
        private async void ExecuteJogCommand(object obj)
        {
            if (Robot == null || !Robot.IsConnected) return;
            try
            {
                Robot.Timeout = 6000000;
                var items = ((string)obj).Split(':');
                switch (items[0])
                {
                    case "X+":
                        await Robot.JogAsync("X", double.Parse(items[1]));
                        break;
                    case "X-":
                        await Robot.JogAsync("X", -double.Parse(items[1]));
                        break;
                    case "Y+":
                        await Robot.JogAsync("Y", double.Parse(items[1]));
                        break;
                    case "Y-":
                        await Robot.JogAsync("Y", -double.Parse(items[1]));
                        break;
                    case "Z+":
                        await Robot.JogAsync("Z", double.Parse(items[1]));
                        break;
                    case "Z-":
                        await Robot.JogAsync("Z", -double.Parse(items[1]));
                        break;
                    case "U+":
                        await Robot.JogAsync("U", double.Parse(items[1]));
                        break;
                    case "U-":
                        await Robot.JogAsync("U", -double.Parse(items[1]));
                        break;
                    case "V+":
                        await Robot.JogAsync("V", double.Parse(items[1]));
                        break;
                    case "V-":
                        await Robot.JogAsync("V", -double.Parse(items[1]));
                        break;
                    case "W+":
                        await Robot.JogAsync("W", double.Parse(items[1]));
                        break;
                    case "W-":
                        await Robot.JogAsync("W", -double.Parse(items[1]));
                        break;
                    default:
                        break;
                }
                Robot.Timeout = 5000;

                _eventAggregator.GetEvent<SnackbarMessageNotification>().Publish(new MessageParameter() { Msg = $"{Lang.完成}!", Duration = 0.4 });

            }
            catch (Exception ex)
            {
                LogHelper.WriteLogError("机器人点位-机器人点动时出错", ex);
                _eventAggregator.GetEvent<SnackbarMessageNotification>().Publish(new MessageParameter() { Msg = ex.Message, Duration = 1 });
            }
        }

        /// <summary>
        /// 执行运动
        /// </summary>
        /// <param name="obj"></param>
        async void ExecuteExecuteMotion(object parameter)
        {
            var values = (object[])parameter;
            var point = values[0] as RPoint;
            MotionCommand motionCmd = (MotionCommand)values[1];
            if (Robot == null || !Robot.IsConnected) return;
            try
            {
                Robot.Timeout = 6000000;
                switch (motionCmd)
                {
                    case MotionCommand.Go:
                        await Robot.GoAsync(point);
                        break;
                    case MotionCommand.Jump:
                        await Robot.JumpAsync(point, 0);
                        break;
                    case MotionCommand.Move:
                        await Robot.MoveAsync(point);
                        break;
                }
                Robot.Timeout = 5000;
                _eventAggregator.GetEvent<SnackbarMessageNotification>().Publish(new MessageParameter() { Msg = $"{Lang.完成}!", Duration = 0.4 });
            }
            catch (Exception ex)
            {
                LogHelper.WriteLogError("机器人点位-执行点位时出错", ex);
                _eventAggregator.GetEvent<SnackbarMessageNotification>().Publish(new MessageParameter() { Msg = ex.Message, Duration = 1 });
            }
        }
        
        /// <summary>
        /// 示教点位
        /// </summary>
        /// <param name="point"></param>
        async void ExecuteTechPointCommand(RPoint point)
        {
            if (Robot == null || !Robot.IsConnected) return;
            try
            {
                var curpos = await Robot.GetRobotPosAsync();
                MultipleRobotPoint p0 = SelectProduct.RobotPoint.Points.FirstOrDefault(x => x.Number == point.Number);
                p0.X = curpos.X;
                p0.Y = curpos.Y;
                p0.Z = curpos.Z;
                p0.U = curpos.U;
                p0.V = curpos.V;    
                p0.W = curpos.W;
                p0.Hand= curpos.Hand;
                p0.Local    = curpos.Local;
                p0.Tool= curpos.Tool;
                p0.RobotId = Robot.Id;
                _eventAggregator.GetEvent<SnackbarMessageNotification>().Publish(new MessageParameter() { Msg = $"{Lang.完成}!", Duration = 0.4 });
            }
            catch (Exception ex)
            {
                LogHelper.WriteLogError("机器人点位-示教点位时出错", ex);
                _eventAggregator.GetEvent<SnackbarMessageNotification>().Publish(new MessageParameter() { Msg = ex.Message, Duration = 1 });
            }
        }

        void ExecuteLoadedCommand()
        {
            if (_container.Resolve<Management>().CurrentUser.userPart == Enums.UserPart.Operator)
            {
                IsAllowEdit = false;
            }
            else
            {
                IsAllowEdit = true;
            }

            productsViewModel = _container.Resolve<ProductsViewModel>();
            SelectProduct = productsViewModel.SelectProduct;
            management = _container.Resolve<Management>();
            Robots= management.DeviceConfig.Robots;
            robotService = management.RobotService;
            SelectRobotInfo = null;
            if (Robot != null && Robot.IsConnected)
            {
                if (Tools.Count > 1)
                {
                    SelectTool = Robot.SelectedTool;
                }
            }
        }

        /// <summary>
        /// 电机
        /// </summary>
        /// <param name="obj"></param>
        private async void ExecuteMotorCommand(string obj)
        {
            if (Robot == null || !Robot.IsConnected) return;
            try
            {
                await Robot.MotorAsync(Convert.ToBoolean(obj));
                _eventAggregator.GetEvent<SnackbarMessageNotification>().Publish(new MessageParameter() { Msg = $"{Lang.完成}!", Duration = 0.4 });
            }
            catch (Exception ex)
            {
                LogHelper.WriteLogError("机器人点击操作时出错！", ex);
                _eventAggregator.GetEvent<SnackbarMessageNotification>().Publish(new MessageParameter() { Msg = ex.Message, Duration = 1 });
            }
        }

        /// <summary>
        /// 重置
        /// </summary>
        private async void ExecuteResetCommand()
        {
            if (Robot == null || !Robot.IsConnected) return;
            try
            {
                await Robot.ResetAsync();
                _eventAggregator.GetEvent<SnackbarMessageNotification>().Publish(new MessageParameter() { Msg = $"{Lang.完成}!", Duration = 0.4 });
            }
            catch (Exception ex)
            {
                LogHelper.WriteLogError("重置机器人时出错！", ex);
                _eventAggregator.GetEvent<SnackbarMessageNotification>().Publish(new MessageParameter() { Msg = ex.Message, Duration = 1 });
            }
        }

        /// <summary>
        /// 锁定刹车
        /// </summary>
        private async void ExecuteSLockCommand()
        {
            if (Robot == null || !Robot.IsConnected) return;
            try
            {
                await Robot.SLockAsync();
                _eventAggregator.GetEvent<SnackbarMessageNotification>().Publish(new MessageParameter() { Msg = $"{Lang.完成}!", Duration = 0.4 });
            }
            catch (Exception ex)
            {
                LogHelper.WriteLogError("机器人锁定刹车时出错！", ex);
                _eventAggregator.GetEvent<SnackbarMessageNotification>().Publish(new MessageParameter() { Msg = ex.Message, Duration = 1 });
            }
        }

        /// <summary>
        /// 释放刹车
        /// </summary>
        private async void ExecutesFreeCommand()
        {
            if (Robot == null || !Robot.IsConnected) return;
            try
            {
                await Robot.SFreeAsync();
                _eventAggregator.GetEvent<SnackbarMessageNotification>().Publish(new MessageParameter() { Msg = $"{Lang.完成}!", Duration = 0.4 });
            }
            catch (Exception ex)
            {
                LogHelper.WriteLogError("机器人释放刹车时出错！", ex);
                _eventAggregator.GetEvent<SnackbarMessageNotification>().Publish(new MessageParameter() { Msg = ex.Message, Duration = 1 });
            }
        }

        private bool CanExecute
        {
            get
            {
                if (Robot != null)
                {
                    return Robot.CanExecute;
                }
                else
                {
                    return false;
                }
            }
        }
        #endregion

        private bool _IsAllowEdit = false;

        public bool IsAllowEdit
        {
            get { return _IsAllowEdit; }
            set { SetProperty(ref _IsAllowEdit, value); }
        }

        private void LoginChange(Models.User user)
        {
            if (user.userPart == Enums.UserPart.Operator)
            {
                IsAllowEdit = false;
            }
            else
            {
                IsAllowEdit = true;
            }
        }
    }
}