using PdmSwPlugin.Commmon.Util.UI;
using PdmSwPlugin.Common.Entity;
using PdmSwPlugin.Common.Util.Http;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Net.Http;
using System.Timers;
using System.Windows;

namespace PdmSwPlugin.MaterialSelect
{
    /// <summary>
    /// 分部类，主要是与web交互的方法
    /// </summary>
    public partial class MaterialSelectControl
    {

        private Timer _timerCache;
        public Timer TimerCache
        {
            get => _timerCache;
            set => RaiseAndSetIfChanged(ref _timerCache, value);
        }

        /// <summary>
        /// 业务类型字段变更后，查询AutoSelect
        /// </summary>
        /// <param name="value">变更后的字符</param>
        private void SelectBussinessType()
        {
            /// 使用延时函数，避免太过频繁的向web发送查询请求
            long interval = 500;
            Timer timer = TimerCache;
            if (timer != null)
            {
                timer.Interval = interval;
                return;
            }

            TimerCache = new Timer(interval);
            timer = TimerCache;
            timer.Elapsed += (sender, e) =>
            {
                timer.Enabled = false;
                string value = PartBussinesstypeName;

                if (string.IsNullOrEmpty(value))
                {
                    Dispatcher.Invoke(new Action(delegate
                    {
                        btInput.IsDropDownOpen = false;
                        btInput.ItemsSource = new ObservableCollection<string>();
                        TimerCache = null;
                    }));
                    return;
                }
                HttpClient c = clientCreator.GetClient();
                Result<ObservableCollection<BusinessType>> result =
                    c.GetSyncAction<ObservableCollection<BusinessType>>("openApi/wpf/bt/list", new BusinessType()
                    {
                        no = value
                    });
                ObservableCollection<BusinessType> bts = result.result;
                if (bts != null && bts.Count > 0)
                {
                    ObservableCollection<string> btNames = new ObservableCollection<string>();
                    Dictionary<string, string> btDict = new Dictionary<string, string>();
                    foreach (BusinessType bt in bts)
                    {
                        btDict.Add(bt.name, bt.id);
                        btNames.Add(bt.name);
                    }
                    Dispatcher.Invoke(new Action(delegate
                    {
                        btInput.ItemsSource = btNames;
                        BtCache = btDict;
                        btInput.IsDropDownOpen = true;
                        TimerCache = null;
                    }));
                }
                else
                {
                    Dispatcher.Invoke(new Action(delegate
                    {
                        TimerCache = null;
                    }));
                }
            };
            timer.Enabled = true;
        }

        /// <summary>
        /// 查询物料异步函数
        /// </summary>
        /// <param name="pageNo">第几页</param>
        /// <param name="pageSize">查几条</param>
        private async void HttpSelectPartWithSpec(long pageNo, long pageSize)
        {
            if (Loading)
            {
                MessageBox.Show("请等待...", "提示");
                return;
            }
            MaskAdorner.ShowMask(table);
            try
            {
                string url = $"openApi/wpf/material/list-with-spec/{pageNo}/{pageSize}";
                string partBussinesstype = string.IsNullOrWhiteSpace(PartBussinesstypeName)
                    ? null
                    : (BtCache == null ? ""
                    : BtCache.ContainsKey(PartBussinesstypeName) ? BtCache[PartBussinesstypeName] : "");

                HttpClient c = clientCreator.GetClient();
                Result<Page<PdmPart>> result =
                     await c.PostAsyncAction<Page<PdmPart>>(url, new PdmPart()
                     {
                         partNo = PartNo,
                         partModel = PartModel,
                         partBrandName = PartBrandName,
                         partBussinesstype = partBussinesstype,
                         specs = (ObservableCollection<PartSpec>)specTable.ItemsSource,
                         column = Column,
                         order = Order
                     });
                Page<PdmPart> pageList = result.HandleResult();
                UpdatePage(result.result);
            }
            catch (Exception e)
            {
                MessageBox.Show("查询物料失败！", "错误", MessageBoxButton.OK, MessageBoxImage.Error);
                Logger.Error("查询物料失败！异常：{0}", e);
            }
            finally
            {
                MaskAdorner.HideMask(table);
            }
        }

        /// <summary>
        /// 查询规格列表
        /// </summary>
        /// <param name="businessTypeName">业务类型拼接名称</param>
        private async void SelectBussinesstypeSpec()
        {
            string businessTypeName = SelectedBtName;
            if (businessTypeName == null)
            {
                specTable.ItemsSource = new ObservableCollection<PartSpec>();
                return;
            }
            try
            {
                HttpClient c = clientCreator.GetClient();
                Result<ObservableCollection<PartSpec>> result =
                    await c.GetAsyncAction<ObservableCollection<PartSpec>>("openApi/wpf/bt/spec/list", new BusinessType()
                    {
                        id = BtCache[businessTypeName]
                    });
                ObservableCollection<PartSpec> specs = result.HandleResult();
                specTable.ItemsSource = specs;
            }
            catch (Exception e)
            {
                MessageBox.Show("查询规格失败！", "错误", MessageBoxButton.OK, MessageBoxImage.Error);
                Logger.Error("查询规格失败！异常：{0}", e);
            }
        }
    }
}