updateWechatMenu.js

var fs       = require('fs');
var request  = require('request');
var jf       = require('jsonfile');
var inquirer = require("inquirer");

// access_token get :
// 1. ssh to server
// 2. rails c -e production
// 3. Rails.cache.fetch('wechat_access_token')
// 4. if is nil , you should trigger get access_token on the backend
var access_token = require('./token');
var url;
var menuJSON = 'menu.json';

var question = {
  type: 'list',
  name: 'type',
  message: '请选择操作',
  default: 0,
  choices: [
    '1. 从服务器上更新最新版菜单到menu.json',
    '2. 上传menu.json到服务器'
  ]
};

inquirer.prompt([question], function( answers ) {
  if(answers.type == question.choices[0]) {
    // get menu
    url = 'https://api.weixin.qq.com/cgi-bin/menu/get?access_token=' + access_token;
    request.get(url, function (err, res, body) {
      var result = JSON.parse(body);

      jf.writeFile(menuJSON, result, function(err) {
        if(result.errcode) {
          console.log('看起来像是access_token错误，检查一下代码里设置的access_token吧');
          console.log(result.errmsg);
        } else {
          console.log('已同步至menu.json');
          console.log('编辑完成后再次运行选择上传即可');
        }
      })
    });
  } else if(answers.type == question.choices[1]) {

    fs.readFile(menuJSON, function(err, data) {
      if(err) {
        console.log(err.message);
        return;
      } else {
        createMenu(JSON.parse(data));
      }
    });

    function createMenu (menuData) {
      console.log('正在发送数据...');
      var jsonData = menuData.menu;

      // Hack: 剔除空菜单放置微信报错
      jsonData = JSON.stringify(jsonData).replace(/,"sub_button":\[\]/g, '');

      request.post(`https://api.weixin.qq.com/cgi-bin/menu/create?access_token=${access_token}`, {
        body: jsonData,
        timeout: 1500
      }, function (err, res, body) {
        var result = JSON.parse(body);

        if (result.errcode === 0) {
          console.log('更新成功，你可以重新关注查看效果');
        } else {
          console.log('Error:',result.errcode,result.errmsg);
        }
      });
    }
  }

});