fetch-scheduler

Large-scale fetch request scheduling library

DEMO

2000 tiles request count test

Install

NPM

npm i fetch-scheduler
# or
yarn add fetch-scheduler

CDN

<script src="https://unpkg.com/fetch-scheduler/dist/fetch-scheduler.js"></script>

API

FetchScheduler

• constructor(options)

import {
    FetchScheduler
} from 'fetch-scheduler';
const fetchScheduler = new FetchScheduler({
    requestCount: 6 //Concurrent number of fetch requests
});

// if you use cdn 
// const fdnd = new fs.FetchScheduler({...});

• methods

  • createFetch(url, fetchOptions) create a fetch,return a Promise

const promise = fetchScheduler.createFetch('http://abc.com', {
    // ...
});
promise.then(res => {
    res.json()
}).then(json => {
    // ....
}).catch(err => {
    //...
})

// promise.cancel(); cancel fetch request
// promise.remove(); //remove promise from fetchScheduler

• getCurrentInfo() get current fetchScheduler statistical information

  const info = fetchScheduler.getCurrentInfo();
  console.log(info);