using DocumentFormat.OpenXml.Packaging;
using DocumentFormat.OpenXml.Wordprocessing;
using DocumentFormat.OpenXml;
using System.ComponentModel;
using VisualCompLib.Components.SupportClasses;

namespace VisualCompLib.Components
{
	public partial class WordText : Component
	{
		private WordprocessingDocument? _wordDocument;

		private Body? _docBody;
		public WordText()
		{
			InitializeComponent();
		}

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

			InitializeComponent();
		}

		public void CreateWordText(LargeText largeText)
		{
			if (string.IsNullOrEmpty(largeText.FilePath) || string.IsNullOrEmpty(largeText.DocumentTitle) || !CheckData(largeText.TextData))
			{
				throw new Exception("Не все данные заполнены");
			}
			_wordDocument = WordprocessingDocument.Create(largeText.FilePath, WordprocessingDocumentType.Document);

			//вытаскиваем главную часть из вордовского документа
			MainDocumentPart mainPart = _wordDocument.AddMainDocumentPart();

			mainPart.Document = new Document();

			//генерируем тело основной части документа
			_docBody = mainPart.Document.AppendChild(new Body());

			_wordDocument.Close();

			AddText(largeText);
		}

		private void AddText(LargeText largeText)
		{
			using (var document = WordprocessingDocument.Open(largeText.FilePath, true))
			{
				var doc = document.MainDocumentPart.Document;

				#region Создание заголовка

				ParagraphProperties paragraphProperties = new();

				paragraphProperties.AppendChild(new Justification
				{
					Val = JustificationValues.Center
				});

				paragraphProperties.AppendChild(new Indentation());

				Paragraph header = new();

				header.AppendChild(paragraphProperties);

				var docRun = new Run();

				var properties = new RunProperties();

				properties.AppendChild(new FontSize
				{
					Val = "48"
				});

				properties.AppendChild(new Bold());

				docRun.AppendChild(properties);

				docRun.AppendChild(new Text(largeText.DocumentTitle));

				header.AppendChild(docRun);
				doc.Body.Append(header);
				#endregion

				#region Создание текста
				for (int i = 0; i < largeText.TextData.Length; i++)
				{
					ParagraphProperties paragraphProperties2 = new();

					paragraphProperties2.AppendChild(new Justification
					{
						Val = JustificationValues.Both
					});

					paragraphProperties2.AppendChild(new Indentation());

					Paragraph text = new();

					text.AppendChild(paragraphProperties2);

					var docRun2 = new Run();

					var properties2 = new RunProperties();

					properties2.AppendChild(new FontSize
					{
						Val = "24"
					});

					docRun2.AppendChild(properties2);
					docRun2.AppendChild(new Text(largeText.TextData[i]));

					text.AppendChild(docRun2);
					doc.Body.Append(text);
				}
				#endregion
				doc.Save();
			}
		}

		bool CheckData(string[] data)
		{
			for (int i = 0; i < data.Length; i++)
			{
				if (string.IsNullOrEmpty(data[i])) return false;
			}

			return true;
		}
	}
}