package com.example.demo;

import com.aspose.words.*;
import com.aspose.words.Shape;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;

import java.awt.*;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Paths;

public class Main {
    public static void main(String[] args) throws Exception {
        String fileName = "样例1";
        // 模拟获取前端传输过来的base64

        // 打开现有的Word文档
        Document doc = new Document(GetWebProjectRealPathTool.getRootPath() + "/"+"ccmuJsfw.docx");


        // 创建FindReplaceOptions对象
        FindReplaceOptions options = new FindReplaceOptions();
        options.setReplacingCallback(new IReplacingCallback() {
            @Override
            public int replacing(ReplacingArgs e) throws Exception {
                // 创建一个DocumentBuilder并将其光标移至匹配节点的位置
                DocumentBuilder builder = new DocumentBuilder((Document) e.getMatchNode().getDocument());
                builder.moveTo(e.getMatchNode());

                String html = new String(Files.readAllBytes(Paths.get(GetWebProjectRealPathTool.getRootPath() + "/"+fileName+".txt")), StandardCharsets.UTF_8);

                builder.insertHtml(html);

                // 告诉引擎我们已经替换了文本，跳过默认的替换动作
                return ReplaceAction.SKIP;
            }
        });

        // 执行查找和替换
        doc.getRange().replace("{{协议信息}}", "", options);

        insertWatermarkText(doc, "CCMU");

        doc.save(GetWebProjectRealPathTool.getRootPath() + "/"+"output"+fileName+".docx");

//
//        Document doc = new Document("path/to/your/document.docx");

    }




    private static void insertWatermarkText(Document doc, String watermarkText) throws Exception {
        // Create a watermark shape.
        Shape watermark = new Shape(doc, ShapeType.TEXT_PLAIN_TEXT);

        // Set various properties for the shape.
        watermark.getTextPath().setText(watermarkText);
        watermark.getTextPath().setFontFamily("Arial");
        watermark.setWidth(300);
        watermark.setHeight(80);
        watermark.setRotation(-40); // Rotate the text
        watermark.getFill().setColor(Color.GRAY);  // Try other color combinations if you want
        watermark.setStrokeColor(Color.GRAY);

        // Place the watermark in the page center.
        watermark.setRelativeHorizontalPosition(RelativeHorizontalPosition.PAGE);
        watermark.setRelativeVerticalPosition(RelativeVerticalPosition.PAGE);
        watermark.setWrapType(WrapType.NONE);
        watermark.setVerticalAlignment(VerticalAlignment.CENTER);
        watermark.setHorizontalAlignment(HorizontalAlignment.CENTER);

        // Create a new paragraph and append the watermark to this paragraph.
        Paragraph watermarkPara = new Paragraph(doc);
        watermarkPara.appendChild(watermark);

        // Insert the watermark into all headers of each section.
        for (Section sect : doc.getSections()) {
            // There could be up to three different headers in each section, so we insert the watermark into all of them.
            insertWatermarkIntoHeader(watermarkPara, sect, HeaderFooterType.HEADER_PRIMARY);
            insertWatermarkIntoHeader(watermarkPara, sect, HeaderFooterType.HEADER_FIRST);
            insertWatermarkIntoHeader(watermarkPara, sect, HeaderFooterType.HEADER_EVEN);
        }
    }

    private static void insertWatermarkIntoHeader(Paragraph watermarkPara, Section sect, int headerType) throws Exception {
        HeaderFooter header = sect.getHeadersFooters().getByHeaderFooterType(headerType);

        if (header == null) {
            // There is no header of the specified type in the current section, create it.
            header = new HeaderFooter(sect.getDocument(), headerType);
            sect.getHeadersFooters().add(header);
        }

        // Insert a clone of the watermark into the header.
        header.appendChild(watermarkPara.deepClone(true));
    }
}