ISEbd-21.Fedotov.I.A.Diner/Diner/DineryBusinessLogic/OfficePackage/Implements/SaveToWord.cs

using DineryBusinessLogic.OfficePackage.HelperEnums;
using DineryBusinessLogic.OfficePackage.HelperModels;
using DocumentFormat.OpenXml;
using DocumentFormat.OpenXml.ExtendedProperties;
using DocumentFormat.OpenXml.Packaging;
using DocumentFormat.OpenXml.Wordprocessing;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace DineryBusinessLogic.OfficePackage.Implements
{
    public class SaveToWord : AbstractSaveToWord
    {
        private WordprocessingDocument? _wordDocument;
        private Body? _docBody;

        // Получение типа выравнивания
        private static JustificationValues GetJustificationValues(WordJustificationType type) {
            return type switch
            {
                WordJustificationType.both => JustificationValues.Both,
                WordJustificationType.Center => JustificationValues.Center,
                _ => JustificationValues.Left,
            };
        }
        // Настройки страницы
        private static SectionProperties CreateSectionProperties() { 
            var properties = new SectionProperties();
            var pageSize = new PageSize
            {
                Orient = PageOrientationValues.Portrait
            };
            properties.AppendChild(pageSize);
            return properties;
        }
        // Задание форматирования для абзаца
        private static ParagraphProperties? CreateParagraphProperties(WordTextProperties? paragraphProperties) { 
            if (paragraphProperties == null) 
                return null;
            var properties = new ParagraphProperties();
            properties.AppendChild(new Justification()
            {
                Val = GetJustificationValues(paragraphProperties.JustificationType)
            });
            properties.AppendChild(new SpacingBetweenLines
            {
                LineRule = LineSpacingRuleValues.Auto
            });
            properties.AppendChild(new Indentation());
            var paragraphMarkRunProperties = new ParagraphMarkRunProperties();
            if (!string.IsNullOrEmpty(paragraphProperties.Size)) {
                paragraphMarkRunProperties.AppendChild(new FontSize
                {
                    Val = paragraphProperties.Size
                });
            }
            properties.AppendChild(paragraphMarkRunProperties);
            return properties;
        }

        protected override void CreateParagraph(WordParagraph paragraph)
        {
            if (_docBody == null || paragraph == null) {
                return;
            }
            var docParagraph = new Paragraph();
            docParagraph.AppendChild(CreateParagraphProperties(paragraph.TextProperties));
            foreach (var run in paragraph.Texts) {
                var docRun = new Run();
                var properties = new RunProperties();
                properties.AppendChild(new FontSize
                {
                    Val = run.Item2.Size
                });
                if (run.Item2.Bold) {
                    properties.AppendChild(new Bold());
                }
                docRun.AppendChild(properties);
                docRun.AppendChild(new Text
                {
                    Text = run.Item1,
                    Space = SpaceProcessingModeValues.Preserve
                });
                docParagraph.AppendChild(docRun);
            }
            _docBody.AppendChild(docParagraph); 
        }

        protected override void CreateWord(WordInfo info)
        {
            _wordDocument = WordprocessingDocument.Create(info.FileName, WordprocessingDocumentType.Document);
            MainDocumentPart mainPart = _wordDocument.AddMainDocumentPart();
            mainPart.Document = new Document();
            _docBody = mainPart.Document.AppendChild(new Body());
        }

        protected override void SaveWord(WordInfo info)
        {
            if (_docBody == null || _wordDocument == null) {
                return;
            }
            _docBody.AppendChild(CreateSectionProperties());
            _wordDocument.MainDocumentPart!.Document.Save();
            _wordDocument.Close();
        }
    }
}