classroom-instruments/src/plugins/version.ts

// versionUpdatePlugin.js
import fs from 'fs';
import path from 'path';

const writeVersion = (versionFile: any, content: any) => {
  // 写入文件
  fs.writeFile(versionFile, content, err => {
    if (err) throw err;
  });
};

export default (options: any) => {
  let config: any;
  console.log('加载插件');
  return {
    name: 'version-update',
    configResolved(resolvedConfig: any) {
      // 存储最终解析的配置
      config = resolvedConfig;
    },

    buildStart() {
      // 生成版本信息文件路径
      const file = config.publicDir + path.sep + 'version.json';
      // 这里使用编译时间作为版本信息
      const content = JSON.stringify({ version: options.version });

      if (fs.existsSync(config.publicDir)) {
        writeVersion(file, content);
      } else {
        fs.mkdir(config.publicDir, err => {
          console.log(err, '引入报错了');
          if (err) throw err;

          writeVersion(file, content);
        });
      }
    }
  };
};