using Mapster;
using MaterialDesignThemes.Wpf;
using Prism.Commands;
using Prism.Services.Dialogs;
using ProjectManagementSystem.Common.Config;
using ProjectManagementSystem.Common.Extenions;
using ProjectManagementSystem.Common.Models;
using ProjectManagementSystem.Common.Service;
using ProjectManagementSystemView.Infrastructure;
using ProjectManagementSystemView.Infrastructure.Models;
using PropertyChanged;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ProjectManagementSystemView.ViewModels.Dialogs
{
    [AddINotifyPropertyChangedInterface]
    public class SimpleTaskViewModel : IDialogHostAware
    {
        public ObservableCollection<string> WareHouseCodeCollection1 { get; set; }
        public ObservableCollection<string> LocationCodeCollection1 { get; set; }
        public ObservableCollection<string> MaterialIdCollection { get; set; }

        public ObservableCollection<string> WareHouseCodeCollection2 { get; set; }
        public ObservableCollection<string> LocationCodeCollection2 { get; set; }

        public string Title { get; set; }
        public bool IsTaskCall { get; set; }
        public bool IsTaskTransport { get; set; }


        [OnChangedMethod(nameof(OnSourceWareHouseCodeChanged))]
        public string SourceWareHouseCode { get; set; }
        [OnChangedMethod(nameof(OnSourceLocationCodeChanged))]
        public string SourceLocationCode { get; set; }
        public string SourceMaterialId { get; set; }


        [OnChangedMethod(nameof(OnTargetWareHouseCodeChanged))]
        public string TargetWareHouseCode { get; set; }
        public string TargetLocationCode { get; set; }

        public string DialogHostName { get; set; }
        public DelegateCommand SaveCommand { get; set; }
        public DelegateCommand CancelCommand { get; set; }

        public SimpleTaskViewModel()
        {
            WareHouseCodeCollection1 = new ObservableCollection<string>();
            LocationCodeCollection1 = new ObservableCollection<string>();
            MaterialIdCollection = new ObservableCollection<string>();

            WareHouseCodeCollection2 = new ObservableCollection<string>();
            LocationCodeCollection2 = new ObservableCollection<string>();


            SaveCommand = new DelegateCommand(Save);
            CancelCommand = new DelegateCommand(Cancel);
        }

        private void OnSourceWareHouseCodeChanged()
        {
            LocationCodeCollection1.Clear();

            var res = Crms.PmsTaskService.GetLocationProperty(new LocationPropertyQueryDto() { WareHouseCode = SourceWareHouseCode });
            var dataList = res?.data as List<LocationPropertyDto>;

            dataList?.ForEach(p => LocationCodeCollection1.Add(p.LocationCode));
            LocationCodeCollection1.Add("");

            MaterialIdCollection.Clear();
            var mDataList = dataList.Where(d => !string.IsNullOrEmpty(d.MaterialId)).Select(d => d.MaterialId).Distinct().ToList();
            mDataList.ForEach(p => MaterialIdCollection.Add(p));
            MaterialIdCollection.Add("");
        }
        private void OnTargetWareHouseCodeChanged()
        {
            LocationCodeCollection2.Clear();

            var res = Crms.PmsTaskService.GetLocationProperty(new LocationPropertyQueryDto() { WareHouseCode = TargetWareHouseCode });
            var dataList = res?.data as List<LocationPropertyDto>;

            dataList?.ForEach(p => LocationCodeCollection2.Add(p.LocationCode));
            LocationCodeCollection2.Add("");
        }
        private void OnSourceLocationCodeChanged()
        {
            if (string.IsNullOrEmpty(SourceLocationCode))
            {
                OnSourceWareHouseCodeChanged();
                return;
            }

            var res = Crms.PmsTaskService.GetLocationProperty(new LocationPropertyQueryDto() { LocationCode = SourceLocationCode });
            var dataList = res?.data as List<LocationPropertyDto>;
            var data = dataList?.FirstOrDefault();

            if (data != null)
            {
                MaterialIdCollection.Clear();
                MaterialIdCollection.Add(data.MaterialId);

                SourceMaterialId = data.MaterialId;
            }
        }

        /// <summary>
        /// 取消
        /// </summary>
        private void Cancel()
        {
            if (DialogHost.IsDialogOpen(DialogHostName))
                DialogHost.Close(DialogHostName, new DialogResult(ButtonResult.No)); //取消返回NO告诉操作结束
        }

        /// <summary>
        /// 确定
        /// </summary>
        private void Save()
        {
            if (DialogHost.IsDialogOpen(DialogHostName))
            {
                var model1 = new VmLocationProperty()
                {
                    WareHouseCode = SourceWareHouseCode,
                    LocationCode = SourceLocationCode,
                    MaterialId = SourceMaterialId
                };
                var model2 = new VmLocationProperty()
                {
                    WareHouseCode = TargetWareHouseCode,
                    LocationCode = TargetLocationCode
                };

                //确定时,把编辑的实体返回并且返回OK
                DialogParameters param = new DialogParameters();
                param.Add("Value1", model1);
                param.Add("Value2", model2);
                DialogHost.Close(DialogHostName, new DialogResult(ButtonResult.OK, param));
            }
        }

        public void OnDialogOpend(IDialogParameters parameters)
        {
            if (parameters.ContainsKey("Value1") && parameters.ContainsKey("Value2"))
            {
                Title = parameters.GetValue<string>("Title");
                var data1 = parameters.GetValue<VmLocationProperty>("Value1");
                var data2 = parameters.GetValue<VmLocationProperty>("Value2");

                WareHouseCodeCollection1.Clear();
                LocationCodeCollection1.Clear();
                MaterialIdCollection.Clear();
                WareHouseCodeCollection2.Clear();
                LocationCodeCollection2.Clear();

                IsTaskCall = data1 == null && data2 != null;
                IsTaskTransport = data1 != null && data2 == null;

                if (IsTaskTransport)
                {
                    WareHouseCodeCollection1.Add(data1.WareHouseCode);
                    LocationCodeCollection1.Add(data1.LocationCode);
                    MaterialIdCollection.Add(data1.MaterialId);

                    SourceWareHouseCode = data1.WareHouseCode;
                    SourceLocationCode = data1.LocationCode;
                    SourceMaterialId = data1.MaterialId;

                    var targetLocations = data1.LocationCode.GetLocationMember("目标仓位").ToValueArray<string>();
                    if (targetLocations.Length > 0)
                    {
                        foreach (var location in targetLocations)
                        {
                            LocationCodeCollection2.Add(location);
                        }

                        TargetLocationCode = targetLocations.First();
                    }
                    else
                    {
                        var arr = data1.LocationCode.GetLocationMember("目标仓库").ToValueArray<string>();
                        for (int i = 0; i < arr.Length; i++)
                        {
                            WareHouseCodeCollection2.Add(arr[i]);
                        }

                        if (arr.Length > 0)
                        {
                            TargetWareHouseCode = arr[0];
                        }
                    }
                }

                if (IsTaskCall)
                {
                    var sourceLocations = data2.LocationCode.GetLocationMember("源仓位").ToValueArray<string>();
                    if (sourceLocations.Length > 0)
                    {
                        foreach (var location in sourceLocations)
                        {
                            LocationCodeCollection1.Add(location);
                        }
                        SourceLocationCode = sourceLocations.First();
                    }
                    else
                    {
                        var arr = data2.LocationCode.GetLocationMember("源仓库").ToValueArray<string>();
                        for (int i = 0; i < arr.Length; i++)
                        {
                            WareHouseCodeCollection1.Add(arr[i]);
                        }

                        if (arr.Length > 0)
                        {
                            SourceWareHouseCode = arr[0];
                        }
                    }

                    WareHouseCodeCollection2.Add(data2.WareHouseCode);
                    LocationCodeCollection2.Add(data2.LocationCode);

                    TargetWareHouseCode = data2.WareHouseCode;
                    TargetLocationCode = data2.LocationCode;
                }
            }
        }
    }
}