using ESRI.ArcGIS.Carto;
using ESRI.ArcGIS.Controls;
using ESRI.ArcGIS.Geodatabase;
using KGIS.Framework.AE;
using KGIS.Framework.Maps;
using KGIS.Framework.Utils;
using Kingo.PluginServiceInterface;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using UIShell.OSGi;

namespace Kingo.Plugin.BHTB_Extract.View
{
    /// <summary>
    /// MulitMapCatalog.xaml 的交互逻辑
    /// </summary>
    public partial class MulitMapCatalog : Window
    {
        Storyboard sbShow = null;
        Storyboard sbClose = null;
        Storyboard sbLoading = null;
        private System.Drawing.Point point;
        private AxMapControl axMapControl;
        private static MulitMapCatalog instance;
        bool isShow = false;

        LayerCfg layerInfo = null;
        private List<ILayer> mapLayers = new List<ILayer>();

        MapTreeViewModel treeViewModel = new MapTreeViewModel();
        bool isFirst = true;
        List<MapTreeViewModel> nodes = new List<MapTreeViewModel>();
        private MulitMapCatalog(System.Drawing.Point topLeftPt, AxMapControl tempaxMapControl, List<ILayer> layers)
        {
            this.point = topLeftPt;
            this.axMapControl = tempaxMapControl;
            this.mapLayers = layers;
            InitializeComponent();

        }
        public static MulitMapCatalog Getlnstance(System.Drawing.Point topLeftPt, AxMapControl tempaxMapControl, List<ILayer> layers)
        {
            if (instance == null)
                instance = new MulitMapCatalog(topLeftPt, tempaxMapControl, layers);
            else
            {
                instance.point = topLeftPt;
                instance.axMapControl = tempaxMapControl;
                instance.mapLayers = layers;
            }
            return instance;
        }
        public void ShowWin()
        {
            treeViewModel = new MapTreeViewModel();
            isFirst = true;
            //0
            //Top = point.Y + 29;
            //Left = point.X - 8;

            //1
            Top = point.Y + 30;
            Left = point.X - 7;

            sbShow = this.Resources["ShowDetail"] as Storyboard;
            sbClose = this.Resources["CloseDetail"] as Storyboard;
            sbLoading = this.Resources["loading"] as Storyboard;
            sbLoading.Begin();

            if (axMapControl != null && axMapControl.DocumentMap != null)
            {
                byte[] contentArray = Convert.FromBase64String(axMapControl.DocumentMap);
                string LayerCfg = System.Text.Encoding.Default.GetString(contentArray);
                layerInfo = KGIS.Framework.Utils.SerializeAPI.DeserializeToObject<LayerCfg>(LayerCfg);
            }
            else
            {
                ProjectInfo ProInfo = MapsManager.Instance.MapService.GetProjectInfo() as ProjectInfo;
                if (ProInfo.MulitMapData == null)
                    ProInfo.MulitMapData = ProInfo.TempData;
                if (ProInfo != null && !string.IsNullOrWhiteSpace(ProInfo.MulitMapData))
                {
                    byte[] contentArray = Convert.FromBase64String(ProInfo.MulitMapData);
                    string LayerCfg = System.Text.Encoding.Default.GetString(contentArray);
                    layerInfo = KGIS.Framework.Utils.SerializeAPI.DeserializeToObject<LayerCfg>(LayerCfg);
                }
            }
            //InitMapLayers();
            if (layerInfo != null)
            {
                nodes.Clear();
                AddNodeTree(treeViewModel, layerInfo);
            }
            tvTypes.ItemsSource = new List<MapTreeViewModel>() { treeViewModel };

            this.Show();

            if (isShow)
            {
                isShow = false;
                if (sbClose != null)
                    sbClose.Begin();
            }
            else
            {
                isShow = true;
                if (sbShow != null)
                    sbShow.Begin();
            }
        }
        private void InitMapLayers()
        {
            try
            {
                mapLayers.Clear();
                int layerCount = axMapControl.LayerCount;
                for (int i = 0; i < layerCount; i++)
                {
                    ILayer templayer = axMapControl.get_Layer(i);
                    mapLayers.Add(templayer);
                }
            }
            catch (Exception ex)
            {

                return;
            }
        }

        private void AddNodeTree(MapTreeViewModel treeViewModel, LayerCfg layerInfo)
        {
            if (isFirst)
            {
                isFirst = false;
                treeViewModel.PID = 0;
                treeViewModel.ID = 1;
                treeViewModel.IsChecked = layerInfo.Visible;
                treeViewModel.LayerName = layerInfo.LayerName;
                nodes.Add(treeViewModel);
            }
            for (int i = 0; i < layerInfo.Layers.Count; i++)
            {
                MapTreeViewModel childTreeViewModel = new MapTreeViewModel();
                childTreeViewModel.PID = treeViewModel.ID;
                childTreeViewModel.ID = treeViewModel.ID * 100 + i + 1;
                childTreeViewModel.IsChecked = layerInfo.Layers[i].Visible;
                childTreeViewModel.LayerName = layerInfo.Layers[i].LayerName;
                treeViewModel.Children.Add(childTreeViewModel);
                nodes.Add(childTreeViewModel);
                AddNodeTree(childTreeViewModel, layerInfo.Layers[i]);

            }

        }

        private void txtBox_Click(object sender, RoutedEventArgs e)
        {
            try
            {
                if (treeViewModel == null || treeViewModel.Children == null) return;
                CheckBox checkBox = sender as CheckBox;
                MapTreeViewModel parent = nodes.FirstOrDefault(a => a.LayerName == checkBox.Content.ToString());
                if (parent == null) return;
                if (checkBox.Content.ToString() == treeViewModel.LayerName)
                {
                    if (!treeViewModel.IsChecked)
                    {
                        UpdataMap(null, false);
                        return;
                    }
                }
                List<MapTreeViewModel> child = new List<MapTreeViewModel>();
                GetChildMapTreeByParent(parent, child);

                UpdateLayer(child);

                //保存勾选记录
                ProjectInfo ProInfo = MapsManager.Instance.MapService.GetProjectInfo() as ProjectInfo;
                layerInfo.GetAllItem().Find(a => a.LayerName == parent.LayerName).Visible = checkBox.IsChecked == true;
                Byte[] bytearr = System.Text.Encoding.Default.GetBytes(SerializeAPI.SerializeToXML<LayerCfg>(layerInfo));
                string strBase64 = Convert.ToBase64String(bytearr);
                ProInfo.MulitMapData = strBase64;
                ProInfo.Save();
                axMapControl.DocumentMap = ProInfo.MulitMapData;
            }
            catch (Exception ex)
            {
                LogAPI.Debug("更新图层列表失败！" + ex);
                return;
            }           
        }

        private void UpdataMap(string LayerName, bool isChecked)
        {
            try
            {
                if (LayerName == null)//所有图层
                {
                    foreach (ILayer templayer in mapLayers)
                    {
                        templayer.Visible = false;
                        axMapControl.Refresh();
                    }
                }
                else
                {
                    ILayer templayer = null;
                    foreach (ILayer item in mapLayers)
                    {
                        if ((item as RasterLayer) != null || (item as KOTilesLayer) != null)
                        {
                            if (item.Name == LayerName)
                            {
                                templayer = item;
                                break;
                            }
                        }
                        else if ((item as IFeatureLayer) != null)
                        {
                            IFeatureClass fc = (item as IFeatureLayer).FeatureClass;
                            if (fc == null) continue;
                            if (fc.AliasName == LayerName)
                            {
                                templayer = item;
                                break;
                            }
                        }
                    }
                    if (templayer == null) return;
                    if (isChecked)
                        templayer.Visible = true;
                    else
                        templayer.Visible = false;
                    axMapControl.Refresh();
                }
            }
            catch (Exception ex)
            {

                return;
            }
        }

        private void UpdateLayer(List<MapTreeViewModel> child)
        {
            foreach (MapTreeViewModel item in child)
            {
                if (!item.IsChecked)
                {
                    UpdataMap(item.LayerName, false);
                }
                if (item.IsChecked)
                {
                    bool parentIsCheck = GetParentIsChecked(item.PID);
                    if (parentIsCheck)
                        UpdataMap(item.LayerName, true);
                    else
                        UpdataMap(item.LayerName, false);
                }
            }
        }

        private bool GetParentIsChecked(int PID)
        {
            if (!treeViewModel.IsChecked) return false;
            MapTreeViewModel parent = nodes.FirstOrDefault(a => a.ID == PID);
            if (parent == null)
            {
                return true;
            }
            else if (!parent.IsChecked)
            {
                return false;
            }
            else
            {
                return GetParentIsChecked(parent.PID);
            }
        }

        private void GetChildMapTreeByParent(MapTreeViewModel parent, List<MapTreeViewModel> child)
        {
            List<MapTreeViewModel> temp = nodes.FindAll(a => a.PID == parent.ID);
            if (temp.Count == 0)
            {
                temp = nodes.FindAll(a => a.ID == parent.ID);
                child.AddRange(temp);
                return;
            }
            child.AddRange(temp);
            foreach (MapTreeViewModel item in temp)
            {
                GetChildMapTreeByParent(item, child);
            }
        }

        private void btClose_MouseDown(object sender, MouseButtonEventArgs e)
        {
            instance = null;
            this.Close();
        }

        internal class MapTreeViewModel
        {
            public bool IsChecked { get; set; }
            public string LayerName { get; set; }
            public int PID { get; set; }
            public int ID { get; set; }
            public ObservableCollection<MapTreeViewModel> Children { get; set; } = new ObservableCollection<MapTreeViewModel>();
        }

    }

}