using GrxCAD.ApplicationServices;
using GrxCAD.DatabaseServices;
using GrxCAD.EditorInput;
using GrxCAD.Geometry;
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.Threading.Tasks;
using System.Windows.Forms;

namespace HCTools
{
    public partial class AttributeForm : Form
    {
        private List<List<string>> info_all = new List<List<string>>();//obj信息
        private List<ObjectId> objid_all = new List<ObjectId>();
        public AttributeForm()
        {
            InitializeComponent();
        }

        public void GetInfo(List<List<string>> info_all, List<ObjectId> objid_all)
        {
            this.info_all = info_all;
            this.objid_all = objid_all;
        }

        private void AttributeForm_Load(object sender, EventArgs e)
        {
            this.dataGridView_Info.ColumnCount = 9;

            this.dataGridView_Info.Columns[0].HeaderText = "ID";
            this.dataGridView_Info.Columns[1].HeaderText = "名称";
            this.dataGridView_Info.Columns[2].HeaderText = "图层";
            this.dataGridView_Info.Columns[3].HeaderText = "类型";
            this.dataGridView_Info.Columns[4].HeaderText = "X";
            this.dataGridView_Info.Columns[5].HeaderText = "Y";
            this.dataGridView_Info.Columns[6].HeaderText = "Z";
            this.dataGridView_Info.Columns[7].HeaderText = "长度（m）";
            this.dataGridView_Info.Columns[8].HeaderText = "面积（m²）";

            this.dataGridView_Info.AllowUserToAddRows = false;
            this.dataGridView_Info.AllowUserToResizeRows = false;
            this.dataGridView_Info.AutoSizeColumnsMode = DataGridViewAutoSizeColumnsMode.Fill;
            this.dataGridView_Info.ColumnHeadersDefaultCellStyle.Alignment = DataGridViewContentAlignment.MiddleCenter;
            //this.dataGridView_Info.RowHeadersVisible = false;
            this.dataGridView_Info.ReadOnly = true;

            for (int i = 0; i < info_all.Count; i++)
            {
                dataGridView_Info.Rows.Add();
            }
            for (int i = 0; i < this.dataGridView_Info.Rows.Count; i++)
            {
                this.dataGridView_Info[0, i].Value = info_all[i][0];
                this.dataGridView_Info[1, i].Value = info_all[i][1];
                this.dataGridView_Info[2, i].Value = info_all[i][2];
                this.dataGridView_Info[3, i].Value = info_all[i][3];
                this.dataGridView_Info[4, i].Value = info_all[i][4];
                this.dataGridView_Info[5, i].Value = info_all[i][5];
                this.dataGridView_Info[6, i].Value = info_all[i][6];
                this.dataGridView_Info[7, i].Value = info_all[i][7];
                this.dataGridView_Info[8, i].Value = info_all[i][8];
            }
        }

        private void dataGridView_Info_SortCompare(object sender, DataGridViewSortCompareEventArgs e)
        {
            int column = e.Column.Index;
            int row1 = e.RowIndex1;
            int row2 = e.RowIndex2;
            if (column == 0|| column == 4 || column == 5 || column == 6)
            {
                double value1 = Convert.ToDouble(e.CellValue1.ToString().Replace("_", ""));
                double value2 = Convert.ToDouble(e.CellValue2.ToString().Replace("_", ""));
                if (value1 > value2)
                    e.SortResult = 1;
                else if (value2 == value1)
                    e.SortResult = 0;
                else e.SortResult = -1;
                e.Handled = true;
            }
        }

        private void 缩放至ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            DataGridViewRow row = this.dataGridView_Info.CurrentRow;
            ObjectId id = objid_all[Convert.ToInt32(row.Cells[0].Value) - 1];
            Entity current_entity = BasicFunction.GetDBObject(id);
            current_entity.Highlight();//高亮显示实体 

            //缩放至实体
            ZoomToExtent(current_entity.GeometricExtents);
        }

        /// <summary>
        /// 缩放至指定范围
        /// </summary>
        /// <param name="extent"></param>
        public static void ZoomToExtent(Extents3d extent)
        {
            try
            {
                Point3d pMin = extent.MinPoint;
                Point3d pMax = extent.MaxPoint;
                //获取当前文档及数据库
                Document acDoc = GrxCAD.ApplicationServices.Application.DocumentManager.MdiActiveDocument;
                Database acCurDb = acDoc.Database;

                // 启动事务
                using (Transaction acTrans = acCurDb.TransactionManager.StartTransaction())
                {
                    using (ViewTableRecord acView = acDoc.Editor.GetCurrentView())
                    {
                        //设置视图的高
                        acView.Height = Math.Abs(pMin.Y - pMax.Y);
                        //设置视图的宽
                        acView.Width = Math.Abs(pMin.X - pMax.X);
                        // 设置视图中心
                        acView.CenterPoint = new Point2d((pMin.X + pMax.X) / 2, (pMin.Y + pMax.Y) / 2);
                        // 更新当前视图
                        acDoc.Editor.SetCurrentView(acView);
                    }
                    // 提交更改
                    acTrans.Commit();
                }
            }
            catch (Exception)
            {

                throw;
            }
        }

        private void button1_Click(object sender, EventArgs e)
        {
            SaveFileDialog saveFileDialog = new SaveFileDialog();
            saveFileDialog.Filter = "Text Files|*.txt";
            saveFileDialog.Title = "保存txt文件";
            saveFileDialog.FileName = "导出数据.txt";

            if (saveFileDialog.ShowDialog() == DialogResult.OK)
            {
                // 使用 StreamWriter 写入文件
                using (StreamWriter writer = new StreamWriter(saveFileDialog.FileName, false, Encoding.UTF8))
                {
                    // 写入列标题
                    for (int i = 0; i < dataGridView_Info.Columns.Count; i++)
                    {
                        writer.Write(dataGridView_Info.Columns[i].HeaderText);
                        if (i < dataGridView_Info.Columns.Count - 1)
                        {
                            writer.Write("\t");
                        }
                    }
                    writer.WriteLine();

                    // 写入数据
                    //判断是否有被选中数据，有的话导出选中的
                    int flag = 0;
                    foreach (DataGridViewRow row in dataGridView_Info.Rows)
                    {
                        if (row.Selected == true)
                            flag = 1;
                    }
                    if (flag == 0)
                    {
                        for (int i = 0; i < dataGridView_Info.Rows.Count; i++)
                        {
                            for (int j = 0; j < dataGridView_Info.Columns.Count; j++)
                            {
                                writer.Write(dataGridView_Info.Rows[i].Cells[j].Value.ToString());
                                if (j < dataGridView_Info.Columns.Count - 1)
                                {
                                    writer.Write("\t");
                                }
                            }
                            writer.WriteLine();
                        }
                    }
                    else if (flag == 1)
                    {
                        for (int i = 0; i < dataGridView_Info.Rows.Count; i++)
                        {
                            if (dataGridView_Info.Rows[i].Selected == true)
                            {
                                for (int j = 0; j < dataGridView_Info.Columns.Count; j++)
                                {
                                    writer.Write(dataGridView_Info.Rows[i].Cells[j].Value.ToString());
                                    if (j < dataGridView_Info.Columns.Count - 1)
                                    {
                                        writer.Write("\t");
                                    }
                                }
                                writer.WriteLine();
                            }
                        }
                    }
                }

                MessageBox.Show("数据导出成功!", "成功", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
        }

        private void button_show_Click(object sender, EventArgs e)
        {
            Document doc = GrxCAD.ApplicationServices.Application.DocumentManager.MdiActiveDocument;
            Editor ed = doc.Editor;
            PromptSelectionResult selectionResult = ed.SelectImplied();
            if (selectionResult.Status == PromptStatus.OK)
            {
                SelectionSet selectionSet = selectionResult.Value;
                using (Transaction trans = doc.TransactionManager.StartTransaction())
                {
                    foreach (SelectedObject selectedObject in selectionSet)
                    {
                        ObjectId objectId = selectedObject.ObjectId;
                        for (int i = 0; i < objid_all.Count; i++)
                        {
                            if (objectId == objid_all[i])
                                this.dataGridView_Info.Rows[i].Selected = true;
                        }
                    }
                    trans.Commit();
                }
                foreach (DataGridViewRow row in dataGridView_Info.Rows)
                {   
                    row.Visible = row.Selected;
                }
            }
        }

        private void button_cancelshow_Click(object sender, EventArgs e)
        {
            foreach (DataGridViewRow row in dataGridView_Info.Rows)
            {
                row.Visible = true;
            }
        }

        private void AttributeForm_FormClosed(object sender, FormClosedEventArgs e)
        {
            info_all.Clear();
            objid_all.Clear();
        }

        private void dataGridView_Info_RowHeaderMouseClick(object sender, DataGridViewCellMouseEventArgs e)
        {
            Document doc = GrxCAD.ApplicationServices.Application.DocumentManager.MdiActiveDocument;
            Editor ed = doc.Editor;
            List<ObjectId> ids = new List<ObjectId>(); 
            for(int i =0; i<this.dataGridView_Info.Rows.Count;i++)
            {
                if (this.dataGridView_Info.Rows[i].Selected == true)
                {
                    ids.Add(objid_all[i]);
                }
            }
            ObjectId[] objid = ids.ToArray();
            ed.SetImpliedSelection(objid);
        }

        private void dataGridView_Info_CellClick(object sender, DataGridViewCellEventArgs e)
        {
            Document doc = GrxCAD.ApplicationServices.Application.DocumentManager.MdiActiveDocument;
            Editor ed = doc.Editor;
            List<ObjectId> ids = new List<ObjectId>();
            ObjectId[] objid = ids.ToArray();
            ed.SetImpliedSelection(objid);
        }
    }
}