using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using BPA.Message;
using BPA.Message.Enum;
using BPASmartClient.Device;
using BPASmartClient.EventBus;
using BPASmartClient.Helper;
using BPASmartClient.Model;
using Microsoft.Toolkit.Mvvm.ComponentModel;

namespace BPASmartClient.ViewModel
{
    public class OrderStatusViewModel : ObservableObject
    {
        public OrderStatusViewModel()
        {

        }

        /// <summary>
        /// 订单状态列表
        /// </summary>
        public static ObservableCollection<MorkOrder> orderStatusLists { get; set; } = new ObservableCollection<MorkOrder>();

        /// <summary>
        /// 等待取餐列表
        /// </summary>
        public static ObservableCollection<MorkOrder> WaitTakeMeal { get; set; } = new ObservableCollection<MorkOrder>();

        /// <summary>
        /// MQTT 大屏取餐通知委托
        /// </summary>
        public static void Init()
        {
            //清除订单数据
            //ActionManage.GetInstance.Register(new Action(() =>
            //{
            //    Application.Current.Dispatcher.Invoke(() =>
            //    {
            //        orderStatusLists.Clear();
            //        WaitTakeMeal.Clear();
            //    });
            //}), "ClearOrders");

            ActionManage.GetInstance.Register(new Action<object[]>((o) =>
            {
                if (o is object[] obj)
                {
                    if (o.Length == 2)
                    {
                        if (o[0] is MorkOrderPush morkOrderpush && o[1] is IDevice device)
                        {
                            ObservableCollection<MorkOrder> observableCollection = new ObservableCollection<MorkOrder>();
                            observableCollection.Add(new MorkOrder()
                            {
                                OrderPush = morkOrderpush,
                                OrderStatus = ORDER_STATUS.WAIT,
                                StartDate = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"),
                            });
                            //var res = Json<KeepDataBase>.Data.orderLists.FirstOrDefault(p => p.DeviceId == device.ToString());
                            //if (res == null)
                            //{
                            Application.Current?.Dispatcher.BeginInvoke((Action)delegate
                            {
                                Json<KeepDataBase>.Data.orderLists.Add(new OrderData()
                                {
                                    DeviceId = device.ToString(),
                                    IsAllSelect = true,
                                    morkOrderPushes = observableCollection,

                                });
                                orderStatusLists.Add(new MorkOrder()
                                {
                                    OrderPush = morkOrderpush,
                                    OrderStatus = ORDER_STATUS.WAIT,
                                    StartDate = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"),
                                });
                            });
                            //}
                            //else
                            //{
                            //    res.morkOrderPushes.Add(new MorkOrder() { OrderPush = morkOrderpush });
                            //}

                        }
                    }
                }

            }), "AddOrder");

            ActionManage.GetInstance.Register(new Action<object>((o) =>
            {
                if (o is OrderStatusChangedEvent orderStatusChange)
                {
                    int index = Array.FindIndex(orderStatusLists.ToArray(), p => p.OrderPush.SuborderId == orderStatusChange.SubOrderId);
                    switch (orderStatusChange.Status)
                    {
                        case ORDER_STATUS.COOKING:
                            if (index >= 0 && index < orderStatusLists.Count)
                                orderStatusLists.ElementAt(index).OrderStatus = orderStatusChange.Status;
                            break;
                        case ORDER_STATUS.COMPLETED_COOK:
                            if (index >= 0 && index < orderStatusLists.Count)
                            {
                                Application.Current.Dispatcher.BeginInvoke((Action)delegate
                                {
                                    orderStatusLists.ElementAt(index).OrderStatus = orderStatusChange.Status;
                                    orderStatusLists.ElementAt(index).EndDate = DateTime.Now.ToString("HH:mm:ss");
                                    TimeSpan timeSpan = DateTime.Now.Subtract(Convert.ToDateTime(orderStatusLists.ElementAt(index).StartDate));
                                    orderStatusLists.ElementAt(index).CompleteDate = $"{timeSpan.TotalSeconds.ToString("0.00")} S";
                                    WaitTakeMeal.Insert(0, orderStatusLists.ElementAt(index));
                                    orderStatusLists.RemoveAt(index);
                                });
                            }

                            break;
                        case ORDER_STATUS.COMPLETED_TAKE:
                            var re = WaitTakeMeal.FirstOrDefault(p => p.OrderPush.SuborderId == orderStatusChange.SubOrderId);
                            if (re != null)
                            {
                                Application.Current.Dispatcher.BeginInvoke((Action)delegate
                                {
                                    WaitTakeMeal.Remove(re);
                                    var removeObj = Json<KeepDataBase>.Data.orderLists.FirstOrDefault(p => p.morkOrderPushes.FirstOrDefault(s => s.OrderPush.SuborderId == re.OrderPush.SuborderId) != null);
                                    if (removeObj != null) Json<KeepDataBase>.Data.orderLists.Remove(removeObj);
                                });
                            }
                            break;
                        default:
                            break;
                    }
                }
            }), "OrderStatusChange");
        }


    }
}