PIbd-31_Malafeev.L.S._COP_25/Cop_25/Controls/TableComponent.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Diagnostics;
using System.Linq;
using System.Text;  
using System.Threading.Tasks;
using Controls.Models;
using MigraDoc.DocumentObjectModel;
using MigraDoc.Rendering;

namespace Controls
{
    public partial class TableComponent : Component
    {
        private Document? _document;

        private Section? _section;

        public TableComponent()
        {
            InitializeComponent();
        }

        public TableComponent(IContainer container)
        {
            container.Add(this);

            InitializeComponent();
        }

        public void CreateTable<T>(string docPath, string title, List<MergeCells>? mergeCells, List<ColumnInfo> colInfo, List<T> data) where T : class, new()
        {
            if (string.IsNullOrEmpty(docPath))
            {
                throw new ArgumentNullException("Введите путь до файла!");
            }
            if (string.IsNullOrEmpty(title))
            {
                throw new ArgumentNullException("Введите заголовок");
            }
            if (colInfo == null)
            {
                throw new ArgumentNullException("Введите все заголовки");
            }
            if (data == null)
            {
                throw new ArgumentNullException("Нету информации для вывода");
            }

            _document = new Document();
            var style = _document.Styles["Normal"];
            style.Font.Name = "Times New Roman";
            style.Font.Size = 14;

            _section = _document.AddSection();

            var paragraph = _section.AddParagraph(title);
            paragraph.Format.SpaceAfter = "0.3cm";

            var table = _section.AddTable();
            table.Borders.Visible = true;

            for (int i = 0; i < colInfo.Count; i++)
            {
                table.AddColumn(colInfo[i].Width);
            }

            if (mergeCells != null)
            {
                table.AddRow();
            }
            var row = table.AddRow();

            for (int i = 0; i < colInfo.Count; i++)
            {
                row[i].AddParagraph(colInfo[i].Header);
            }

            List<int> MergeColls = new List<int>();

            if (mergeCells != null)
            {
                foreach (var cell in mergeCells)
                {
                    MergeColls.AddRange(cell.Indexes[1..]);
                    table.Rows[cell.Indexes[0]].Cells[cell.Indexes[1] - 1].MergeRight = cell.Indexes[2..].Length;
                    table.Rows[cell.Indexes[0]].Cells[cell.Indexes[1] - 1].AddParagraph(cell.Header);
                }
            }

            int cellsCount = table.Rows[1].Cells.Count;

            if (MergeColls.Count != 0)
            {
                for (int i = 0; i < cellsCount; i++)
                {
                    var cell = table.Rows[0].Cells[i];
                    if (!MergeColls.Contains(i + 1))
                    {
                        cell.MergeDown = 1;
                        cell.AddParagraph(colInfo[i].Header);
                    }
                }
            }

            int rowData = 2;

            foreach (var item in data)
            {
                var properties = item.GetType().GetProperties();
                if (properties.Count() != cellsCount)
                {
                    throw new Exception("Кол-во полей объекта не совпадает с кол-вом колонок");
                }

                for (int i = 0; i < properties.Count(); i++)
                {
                    var property = properties[i];
                    var propValue = property.GetValue(item);
                    if (propValue == null) throw new Exception("Пустое поле");
                    if (property.Name == colInfo[i].PropertyName)
                    {
                        if (table.Rows.Count <= rowData) table.AddRow();
                        table.Rows[rowData].Cells[i].AddParagraph(propValue.ToString()!);
                        continue;
                    }
                }
                rowData++;
            }

            var renderer = new PdfDocumentRenderer(true);
            renderer.Document = _document;
            renderer.RenderDocument();
            renderer.PdfDocument.Save(docPath);
        }
    }
}