apollo-link-retry

Retry Link

Purpose

An Apollo Link to allow multiple attempts when an operation has failed. One such use case is to try a request while a network connection is offline and retry until it comes back online. Retry's can vary based on operation through the configuration of the link.

Installation

npm install apollo-link-retry --save

To use this package in a web browser or mobile app, you'll need a build system capable of loading NPM packages on the client. Some common choices include Browserify, Webpack, and Meteor +1.3.

Usage

import RetryLink from "apollo-link-retry";

const link = new RetryLink();

Options

Retry Link takes an object with three options on it to customize the behavoir of the link.

name	value	default	required
max	number or Operation => number	10	false
delay	number or Operation => number	300	false
interval	(delay: number, count: number) => number	delay => delay	false

import RetryLink from "apollo-link-retry"

const max = (operation) => operation.getContext().max
const delay = 5000;
const interval = (delay, count) => {
  if (count > 5) return 10,000;
  return delay;
}

const link = new RetryLink({
  max,
  delay,
  interval
});

Context

The Retry Link does not use the context for anything