单击按钮时可下载docx文件

<button id="downloadBtn">下载docx文件</button>

document.getElementById("downloadBtn").addEventListener("click", function() {
  // 下载docx文件的逻辑
});

const express = require("express");
const app = express();

app.get("/download", (req, res) => {
  // 生成docx文件的逻辑
});

app.listen(3000, () => {
  console.log("服务器已启动，监听端口3000");
});

const Docxtemplater = require("docxtemplater");
const fs = require("fs");

app.get("/download", (req, res) => {
  // 读取docx模板文件
  const template = fs.readFileSync("template.docx", "binary");

  // 创建docxtemplater实例
  const doc = new Docxtemplater();
  doc.loadZip(template);

  // 填充模板数据
  const data = {
    name: "John Doe",
    age: 30,
    // 其他模板变量
  };
  doc.setData(data);
  doc.render();

  // 生成docx文件并发送给前端
  const generatedDoc = doc.getZip().generate({ type: "nodebuffer" });
  res.setHeader("Content-Disposition", "attachment; filename=generated.docx");
  res.type("application/vnd.openxmlformats-officedocument.wordprocessingml.document");
  res.send(generatedDoc);
});

document.getElementById("downloadBtn").addEventListener("click", function() {
  // 创建下载链接
  const downloadLink = document.createElement("a");
  downloadLink.href = "/download"; // 后端API端点的URL
  downloadLink.download = "generated.docx"; // 下载的文件名

  // 模拟点击下载链接
  downloadLink.click();
});