using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Xml;
using GeoSigmaDrawLib;
using UCDraw;
using UCDraw.Print;

namespace PcgDraw
{
    //public delegate void LayerTreeLoad(string layerName);
    public partial class ExporFilesDialog : Form
    {
        private GeoSigmaXY geo;
        private List<string> layers;
        private LayerTree layer;
        //public LayerTreeLoad GetLayerDataEvent;
        public GeoSigmaXY Geo
        {
            get
            {
                return this.geo;
            }
            set
            {
                this.geo = value;
            }
        }

        public ExporFilesDialog(LayerTree layer)
        {
            InitializeComponent();
            this.layer = layer;
            layers = new List<string>();
            this.radioBtnPoints.Checked = true;
            this.combIntervalSymbol.SelectedIndex = 1;
        }

        private void ExporFilesDialog_Load(object sender, EventArgs e)
        {
            string strLayers = this.layer.DrawViewer.GetLayers();
            this.ResetLayers(strLayers);
            this.combIntervalSymbol.SelectedIndex = 0;
            this.combOutput.SelectedIndex = 0;
        }

        public void LoadLayerTree()
        {
            if (this.geo == null) return;
            string strLayers = this.geo.GetLayers();
            string CurrentLayer = this.geo.GetCurrentLayer();
            ResetLayers(strLayers);
        }

        public void ResetLayers(string layers)
        {
            string[] saFullLayers = Regex.Split(layers, "\r\n");
            Array.Reverse(saFullLayers);
            tvLayer.Nodes.Clear();
            TreeNode tnRoot = new TreeNode("图层");
            tnRoot.Name = tnRoot.Text;
            tvLayer.Nodes.Add(tnRoot);
            foreach (string strLine in saFullLayers)
            {
                if (strLine.Length == 0) continue;
                string[] saLayers = Regex.Split(strLine, @"\\");
                FillLayerTree(tnRoot, saLayers, 0);
            }

            tvLayer.UpdateView();
            tvLayer.UnselectAll();
            tnRoot.Expand();
        }

        private void FillLayerTree(TreeNode tnRoot, string[] saLayers, int startIndex)
        {
            for (int i = startIndex; i < saLayers.Length; i++)
            {
                string strLayer = saLayers[i];
                if (strLayer.Equals("Layer:"))
                { continue; }
                int nFind = tnRoot.Nodes.IndexOfKey(strLayer);
                if (nFind < 0)
                {
                    MakeFullNode(tnRoot, saLayers, i);
                    break;
                }
                else
                {
                    TreeNode tnFind = tnRoot.Nodes[nFind];
                    FillLayerTree(tnFind, saLayers, i + 1);
                    break;
                }
            }
        }

        private void MakeFullNode(TreeNode curNode, string[] nodeNames, int startIndex)
        {
            if (startIndex < nodeNames.Length)
            {
                TreeNode tnChild = new TreeNode(nodeNames[startIndex]);
                tnChild.Name = tnChild.Text;
                tnChild.ImageIndex = 0;
                curNode.Nodes.Add(tnChild);
                MakeFullNode(tnChild, nodeNames, startIndex + 1);
            }
        }

        private void btnExport_Click(object sender, EventArgs e)
        {
            var saveFile = new SaveFileDialog();
            saveFile.Filter = "文本文件(*.txt)|*.txt|BMP files(*.bmp)|*.bmp|GIF files(*.gif)|*.gif|所有文件(*.*;*.emf;*.wmf)|*.*";
            saveFile.RestoreDirectory = true;
            if (saveFile.ShowDialog() != DialogResult.OK)
                return;

            string filePath = saveFile.FileName.ToString(); //获得要保存文件的绝对路径
            this.txtExportPath.Text = filePath;
        }

        private void btnCancel_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        private void radioBtnPoints_CheckedChanged(object sender, EventArgs e)
        {
            var listItem = new List<ListItem>();
            var item0 = new ListItem("name", "NAME,X,Y,Z,Layer");
            listItem.Add(item0);
            if (this.combOutput.DataSource != listItem)
            {
                this.combOutput.DataSource = listItem;
            }
        }

        private void radioBtnCurve_CheckedChanged(object sender, EventArgs e)
        {
            var listItem = new List<ListItem>();
            var item0 = new ListItem("xyz", "X,Y,Z");
            var item1 = new ListItem("name", "NAME,X,Y,Z");
            var item2 = new ListItem("id", "X,Y,Z,ID,LAYER,NAME");
            listItem.Add(item0);
            listItem.Add(item1);
            listItem.Add(item2);
            this.combOutput.DataSource = listItem;
        }

        private void btnFinish_Click(object sender, EventArgs e)
        {
            this.ExportTxt();
            this.Close();
        }

        public void ExportTxt()
        {
            var fileName = this.txtExportPath.Text.Trim();
            string id = string.Empty;
            string txtContent = string.Empty;
            string fileTitle = string.Empty;
            StringBuilder fileExport = new StringBuilder();
            if (fileName == string.Empty)
            {
                MessageBox.Show("请选择文件！");
                return;
            }

            StreamWriter f = new StreamWriter(fileName, false, Encoding.Default);
            int mode = 0;
            int split = 0;
            int format = 0;
            if (this.radioBtnPoints.Checked)
            {
                mode = 1;
            }
            else if (this.radioBtnCurve.Checked)
            {
                mode = 2;
            }
            if (this.combIntervalSymbol.SelectedIndex == 1)
            {
                split = 1;
            }

            if (this.combOutput.SelectedIndex == 1)
            {
                format = 1;
            }
            else if (this.combOutput.SelectedIndex == 2)
            {
                format = 2;
            }

            this.GetSelectNode(tvLayer.Nodes);
            foreach (var itemLayer in layers)
            {
                if (this.geo == null)
                {
                    return;
                }

                string xml = this.geo.ExportFiles(itemLayer, mode);
                if (xml == string.Empty)
                {
                    continue;
                    //return;
                }

                XmlDocument xmlDoc = new XmlDocument();
                xmlDoc.LoadXml(xml);
                XmlElement root = xmlDoc.DocumentElement;
                XmlNode rootNode = xmlDoc.SelectSingleNode("ROOT");
                if (mode == 1)
                {
                    if (split == 0)
                    {
                        //f.WriteLine("{0},{1},{2},{3},{4}", "名称", "X", "Y", "Z", "图层");
                        fileTitle = string.Format("{0},{1},{2},{3},{4}", "名称", "X", "Y", "Z", "图层");
                    }
                    else
                    {
                        fileTitle = string.Format("{0,12}\t\t{1,-10}\t\t{2,-10}\t\t{3,-10}\t\t{4,-10}", "名称", "X", "Y", "Z", "图层");
                    }

                    foreach (XmlNode xxNode in rootNode.ChildNodes)
                    {
                        if (split == 0)
                        {
                            fileExport.AppendFormat("{0},{1},{2},{3},{4}", xxNode.ChildNodes.Item(0).InnerText, xxNode.ChildNodes.Item(2).InnerText,
             xxNode.ChildNodes.Item(3).InnerText, xxNode.ChildNodes.Item(4).InnerText, xxNode.ChildNodes.Item(1).InnerText.Substring(7)).AppendLine();
                        }
                        else
                        {
                            fileExport.AppendFormat("{0,12}\t\t{1,-10}\t\t{2,-10}\t\t{3,-10}\t\t{4,-10}", xxNode.ChildNodes.Item(0).InnerText, xxNode.ChildNodes.Item(2).InnerText,
       xxNode.ChildNodes.Item(3).InnerText, xxNode.ChildNodes.Item(4).InnerText, xxNode.ChildNodes.Item(1).InnerText.Substring(7)).AppendLine();
                        }
                    }
                }
                else
                {
                    if (split == 0)
                    {
                        if (format == 0)
                        {
                            fileTitle = string.Format("{0},{1},{2}", "X", "Y", "Z");
                        }
                        else if (format == 1)
                        {
                            fileTitle = string.Format("{0},{1},{2},{3}", "X", "Y", "Z", "名称");
                        }
                        else if (format == 2)
                        {
                            fileTitle = string.Format("{0},{1},{2},{3},{4},{5}", "X", "Y", "Z", "名称", "编号", "图层");
                        }
                    }
                    else
                    {
                        if (format == 0)
                        {
                            fileTitle = string.Format("{0,12}\t\t{1,-10}\t\t{2,-15}", "X", "Y", "Z");
                        }
                        else if (format == 1)
                        {
                            fileTitle = string.Format("{0,12}\t\t{1,-10}\t\t{2,-15}\t\t{3,-20}", "X", "Y", "Z", "名称");
                        }
                        else if (format == 2)
                        {
                            fileTitle = string.Format("{0,12}\t\t{1,-10}\t\t{2,-15}\t\t{3,-20}\t\t{4,-10}\t\t{5,-10}", "X", "Y", "Z", "名称", "编号", "图层");
                        }
                    }

                    if (split == 0)
                    {
                        foreach (XmlNode xxNode in rootNode.ChildNodes)
                        {
                            foreach (XmlNode item in xxNode)
                            {
                                if (format == 0)
                                {
                                    fileExport.AppendFormat("{0},{1},{2}", item.ChildNodes.Item(2).InnerText,
                                           item.ChildNodes.Item(3).InnerText, item.ChildNodes.Item(4).InnerText).AppendLine();
                                }
                                else if (format == 1)
                                {
                                    fileExport.AppendFormat("{0},{1},{2},{3}", item.ChildNodes.Item(2).InnerText,
                              item.ChildNodes.Item(3).InnerText, item.ChildNodes.Item(4).InnerText, item.ChildNodes.Item(5).InnerText).AppendLine();
                                }
                                else if (format == 2)
                                {
                                    fileExport.AppendFormat("{0},{1},{2},{3},{4},{5}", item.ChildNodes.Item(2).InnerText,
                               item.ChildNodes.Item(3).InnerText, item.ChildNodes.Item(4).InnerText, item.ChildNodes.Item(5).InnerText,
                               item.ChildNodes.Item(0).InnerText, item.ChildNodes.Item(1).InnerText.Substring(7)).AppendLine();

                                }
                            }

                            fileExport.AppendLine();
                        }
                    }
                    else
                    {
                        foreach (XmlNode xxNode in rootNode.ChildNodes)
                        {
                            foreach (XmlNode item in xxNode)
                            {
                                if (format == 0)
                                {
                                    fileExport.AppendFormat("{0,12}\t\t{1,-10}\t\t{2,-20}", item.ChildNodes.Item(2).InnerText,
                                       item.ChildNodes.Item(3).InnerText, item.ChildNodes.Item(4).InnerText).AppendLine();
                                }
                                else if (format == 1)
                                {
                                    fileExport.AppendFormat("{0,12}\t\t{1,-10}\t\t{2,-20}\t\t{3,-20}", item.ChildNodes.Item(2).InnerText,
                              item.ChildNodes.Item(3).InnerText, item.ChildNodes.Item(4).InnerText, item.ChildNodes.Item(5).InnerText).AppendLine();
                                }
                                else if (format == 2)
                                {

                                    fileExport.AppendFormat("{0,12}\t\t{1,-10}\t\t{2,-20}\t\t{3,-20}\t\t{4,-10}\t\t{5,-10}", item.ChildNodes.Item(2).InnerText,
                               item.ChildNodes.Item(3).InnerText, item.ChildNodes.Item(4).InnerText, item.ChildNodes.Item(5).InnerText,
                               item.ChildNodes.Item(0).InnerText, item.ChildNodes.Item(1).InnerText.Substring(7)).AppendLine();


                                }
                            }

                            fileExport.AppendLine();
                        }
                    }
                }
            }

            f.WriteLine(fileTitle);
            f.WriteLine(fileExport);
            f.Close();
            MessageBox.Show("导出成功！");
        }

        private string GetLayerName(TreeNode node)
        {
            if (node == null)
            {
                return null;
            }

            string strLayerName = node.FullPath;
            if (strLayerName.Length < 3)
                return null;
            strLayerName = "Layer:\\" + strLayerName.Remove(0, 3);
            return strLayerName;
        }

        private void combOutput_SelectedIndexChanged(object sender, EventArgs e)
        {
            this.ExportPreview();
        }

        private void combIntervalSymbol_SelectedIndexChanged(object sender, EventArgs e)
        {
            this.ExportPreview();
        }

        public void GetSelectNode(TreeNodeCollection tree)
        {
            foreach (var itemNode in tree)
            {
                TreeNode node = (TreeNode)itemNode;
                if (node.GetCheckStatus() == 1 && node.GetNodeCount(false) == 0)
                {
                    if (!layers.Contains(GetLayerName(node)))
                    {
                        layers.Add(GetLayerName(node));
                    }

                }
                else
                {
                    layers.Remove(GetLayerName(node));
                }

                GetSelectNode(node.Nodes);
            }
        }

        public void ExportPreview()
        {
            var fileName = this.txtExportPath.Text.Trim();

            StringBuilder txtContent = new StringBuilder();
            string fileTitle = string.Empty;
            string fileExport = string.Empty;
            int mode = 0;
            int split = 0;
            int format = 0;
            if (this.radioBtnPoints.Checked)
            {
                mode = 1;
            }
            else if (this.radioBtnCurve.Checked)
            {
                mode = 2;
            }
            if (this.combIntervalSymbol.SelectedIndex == 1)
            {
                split = 1;
            }

            if (this.combOutput.SelectedIndex == 1)
            {
                format = 1;
            }
            else if (this.combOutput.SelectedIndex == 2)
            {
                format = 2;
            }

            this.GetSelectNode(tvLayer.Nodes);
            foreach (var itemLayer in layers)
            {
                if (this.geo == null)
                {
                    return;
                }

                string xml = this.geo.ExportFiles(itemLayer, mode);
                if (xml == string.Empty)
                {
                    this.scintillaExportPreview.Text = "";
                    continue;
                    //return;
                }

                XmlDocument xmlDoc = new XmlDocument();
                xmlDoc.LoadXml(xml);
                XmlElement root = xmlDoc.DocumentElement;
                XmlNode rootNode = xmlDoc.SelectSingleNode("ROOT");
                if (mode == 1)
                {
                    if (split == 0)
                    {
                        fileTitle = string.Format("{0},{1},{2},{3},{4}", "名称", "X", "Y", "Z", "图层") + "\r\n";
                    }
                    else
                    {
                        fileTitle = string.Format("{0,12}\t\t{1,-10}\t\t{2,-10}\t\t{3,-10}\t\t{4,-10}", "名称", "X", "Y", "Z", "图层") + "\r\n";
                    }

                    foreach (XmlNode xxNode in rootNode.ChildNodes)
                    {
                        if (split == 0)
                        {

                            txtContent.AppendFormat("{0},{1},{2},{3},{4}", xxNode.ChildNodes.Item(0).InnerText, xxNode.ChildNodes.Item(2).InnerText,
                      xxNode.ChildNodes.Item(3).InnerText, xxNode.ChildNodes.Item(4).InnerText, xxNode.ChildNodes.Item(1).InnerText.Substring(7)).AppendLine();
                        }
                        else
                        {
                            txtContent.AppendFormat("{0,12}\t\t{1,-10}\t\t{2,-10}\t\t{3,-10}\t\t{4,-10}", xxNode.ChildNodes.Item(0).InnerText, xxNode.ChildNodes.Item(2).InnerText,
                          xxNode.ChildNodes.Item(3).InnerText, xxNode.ChildNodes.Item(4).InnerText, xxNode.ChildNodes.Item(1).InnerText.Substring(7)).AppendLine();
                        }
                    }
                }
                else
                {
                    if (split == 0)
                    {
                        if (format == 0)
                        {
                            fileTitle = string.Format("{0},{1},{2}", "X", "Y", "Z") + "\r\n";
                        }
                        else if (format == 1)
                        {
                            fileTitle = string.Format("{0},{1},{2},{3}", "X", "Y", "Z", "名称") + "\r\n";
                        }
                        else if (format == 2)
                        {
                            fileTitle = string.Format("{0},{1},{2},{3},{4},{5}", "X", "Y", "Z", "名称", "编号", "图层") + "\r\n";
                        }
                    }
                    else
                    {
                        if (format == 0)
                        {
                            fileTitle = string.Format("{0,12}\t\t{1,-10}\t\t{2,-15}", "X", "Y", "Z") + "\r\n";
                        }
                        else if (format == 1)
                        {
                            fileTitle = string.Format("{0,12}\t\t{1,-10}\t\t{2,-15}\t\t{3,-20}", "X", "Y", "Z", "名称") + "\r\n";
                        }
                        else if (format == 2)
                        {
                            fileTitle = string.Format("{0,12}\t\t{1,-10}\t\t{2,-15}\t\t{3,-20}\t\t{4,-10}\t\t{5,-10}", "X", "Y", "Z", "名称", "编号", "图层") + "\r\n";
                        }
                    }

                    if (split == 0)
                    {
                        foreach (XmlNode xxNode in rootNode.ChildNodes)
                        {
                            foreach (XmlNode item in xxNode)
                            {
                                if (format == 0)
                                {
                                    txtContent.AppendFormat("{0},{1},{2}", item.ChildNodes.Item(2).InnerText,
                                        item.ChildNodes.Item(3).InnerText, item.ChildNodes.Item(4).InnerText).AppendLine();
                                }
                                else if (format == 1)
                                {
                                    txtContent.AppendFormat("{0},{1},{2},{3}", item.ChildNodes.Item(2).InnerText,
                               item.ChildNodes.Item(3).InnerText, item.ChildNodes.Item(4).InnerText, item.ChildNodes.Item(5).InnerText).AppendLine();
                                }
                                else if (format == 2)
                                {
                                    txtContent.AppendFormat("{0},{1},{2},{3},{4},{5}", item.ChildNodes.Item(2).InnerText,
                                item.ChildNodes.Item(3).InnerText, item.ChildNodes.Item(4).InnerText, item.ChildNodes.Item(5).InnerText,
                                item.ChildNodes.Item(0).InnerText, item.ChildNodes.Item(1).InnerText.Substring(7)).AppendLine();
                                }
                            }
                        }
                    }
                    else
                    {
                        foreach (XmlNode xxNode in rootNode.ChildNodes)
                        {
                            foreach (XmlNode item in xxNode)
                            {
                                if (format == 0)
                                {
                                    txtContent.AppendFormat("{0,12}\t\t{1,-10}\t\t{2,-20}", item.ChildNodes.Item(2).InnerText,
                                        item.ChildNodes.Item(3).InnerText, item.ChildNodes.Item(4).InnerText).AppendLine();
                                }
                                else if (format == 1)
                                {
                                    txtContent.AppendFormat("{0,12}\t\t{1,-10}\t\t{2,-20}\t\t{3,-20}", item.ChildNodes.Item(2).InnerText,
                               item.ChildNodes.Item(3).InnerText, item.ChildNodes.Item(4).InnerText, item.ChildNodes.Item(5).InnerText).AppendLine();
                                }
                                else if (format == 2)
                                {
                                    txtContent.AppendFormat("{0,12}\t\t{1,-10}\t\t{2,-20}\t\t{3,-20}\t\t{4,-10}\t\t{5,-10}", item.ChildNodes.Item(2).InnerText,
                                item.ChildNodes.Item(3).InnerText, item.ChildNodes.Item(4).InnerText, item.ChildNodes.Item(5).InnerText,
                                item.ChildNodes.Item(0).InnerText, item.ChildNodes.Item(1).InnerText.Substring(7)).AppendLine();
                                }
                            }
                        }
                    }
                }
            }

            if (!txtContent.Equals(txtContent.ToString()))
            {
                this.scintillaExportPreview.Text = fileTitle + txtContent;
            }
            else
            {
                this.scintillaExportPreview.Text = "";
            }

            fileTitle = "";
            txtContent.Clear();
        }

        private void tvLayer_AfterSelect(object sender, TreeViewEventArgs e)
        {
            this.tvLayer.SelectedNode.SetCheckStatus(1);
            this.GetSelectNode(tvLayer.Nodes);
            this.ExportPreview();
        }

        private void tvLayer_Click(object sender, EventArgs e)
        {
            this.GetSelectNode(tvLayer.Nodes);
            this.ExportPreview();
        }
    }
}