一个promise的request

myPromise.js

"use strict";

import mongoose from 'mongoose';
const EventAuto = mongoose.model('EventAuto');

const autoEventsProxy = "http://localhost:8080/v3_6/autoevents/";
const request = require('request').defaults({
  json: true
});


function requestP(url, method, header, body) {
  return new Promise(function (resolve, reject) {
    request({
      method: method,
      url: url,
      body: body,
      headers: header
    }, function(error, httpResponse, body) {
      if (error) {
        console.error(url + " : " + error);
      } else if (httpResponse.statusCode !== 204) {
        reject(new Error(body.message));
      } else {
        resolve(body);
      }
    });
  });
}


class EventAutoController {
  constructor(attributes) {
    // this.attributes = clone(attributes || {})
  };

  static *save(eventsHeader, events) {

    delete eventsHeader.header['content-length'];
    var reqConfig = {
      headers: eventsHeader.headers,
      url: "http://localhost:8080/v3_6/autoevents",
      method: 'POST',
      body: events
    };
    yield requestP(reqConfig.url, reqConfig.method, reqConfig.headers, reqConfig.body);

    try {
      EventAuto.create(events);
    } catch (e) {
      console.error(e);
      console.error(events);
    }
  };
}

module.exports = EventAutoController;