using MigraDoc.DocumentObjectModel;
using MigraDoc.DocumentObjectModel.IO;
using MigraDoc.DocumentObjectModel.Tables;
using MigraDoc.Rendering;
using PdfSharp.Pdf;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Reflection;
using System.Text;
using WinFormsLibrary1.Configs.Table;

namespace WinFormsLibrary1
{
	public partial class PdfWithTable : Component
	{
		public void CreatePdf<T>(PdfWithTableConfig<T> config)
		{
			config.CheckFields();

			// Создание документа
			var document = new Document();
			var section = document.AddSection();

			// Установка заголовка
			var titleParagraph = section.AddParagraph(config.DocumentTitle);
			titleParagraph.Format.Alignment = ParagraphAlignment.Center;
			titleParagraph.Format.Font.Size = 16;
			titleParagraph.Format.Font.Bold = true;
			titleParagraph.Format.SpaceAfter = 20;

			// Создание таблицы
			var table = section.AddTable();
			table.Borders.Width = 0.75;

			// Создание столбцов
			for (int i = 0; i < config.Data.Count + 2; i++)
			{
				var column = table.AddColumn(Unit.FromCentimeter(3)); // Ширину можно настроить
				column.Format.Alignment = ParagraphAlignment.Center;
			}

			// Создание заголовков
			for (int rowIndex = 0; rowIndex < config.PropertiesPerRow.Count; rowIndex++)
			{
				var row = table.AddRow();
				row.Height = Unit.FromCentimeter(config.RowHeights[rowIndex]); // Высота строки

				foreach (Cell cell in row.Cells)
				{
					cell.VerticalAlignment = VerticalAlignment.Center;
					cell.Format.Alignment = ParagraphAlignment.Center;
				}
			}

			int rowNum = 0;
			foreach (var kvp in config.Headers)
			{
				string key = kvp.Key;
				List<string> values = kvp.Value;

				if (values.Count == 0)
				{
					table.Rows[rowNum].Cells[0].AddParagraph(key);
					table.Rows[rowNum].Cells[0].MergeRight = 1;
					rowNum++;
				}

				else
				{
					table.Rows[rowNum].Cells[0].AddParagraph(key);
					table.Rows[rowNum].Cells[0].MergeDown = values.Count - 1;

					foreach (var value in values)
					{
						table.Rows[rowNum].Cells[1].AddParagraph(value);
						rowNum++;
					}
				}
			}


			for (int colIndex = 0; colIndex < config.Data.Count; colIndex++)
			{
				for (int rowIndex = 0; rowIndex < config.PropertiesPerRow.Count; rowIndex++)
				{
					Type type = typeof(T);
					PropertyInfo property = type.GetProperty(config.PropertiesPerRow[rowIndex]);

					if (property == null)
					{
						throw new ArgumentException($"Property with name {config.PropertiesPerRow[rowIndex]} doesn't exist in class {type.Name}");
					}

					table.Rows[rowIndex].Cells[colIndex + 2].AddParagraph(property.GetValue(config.Data[colIndex]).ToString());
				}
			}


			// Рендеринг документа в PDF
			var pdfRenderer = new PdfDocumentRenderer(true)
			{
				Document = document
			};
			pdfRenderer.RenderDocument();
			pdfRenderer.PdfDocument.Save(config.FileName);
		}
	}
}