is-app-online

A javascript module to check the internet connectivity periodically to control the flow of app and restrict crashing of application.

Installation

You can install this module through NPM using the following command in your terminal:

$ npm install is-app-online --save
$ yarn add is-app-online

Syntax

amIOnline({options})
.then(() => <success logic>)
.catch(() => <failure logic>);

Defaults

• If you won't pass any options, following defaults be taken to run the availability checks.

{
  timeout: 10000,
  retries: 10,
  domainName: 'google.com',
  host, '8.8.8.8',
  port: 53
}

Example

am-i-online requires Promises to work correctly. It's easy to use:

import amIOnline from 'is-app-online';

// Most easy way
amIOnline({
    // Provide maximum execution time for the verification
    timeout: 5000,
    // If it tries 5 times and it fails, then it will throw no internet
    retries: 5
}).then(() => {
    console.log("Internet available");
}).catch(() => {
    console.log("No internet");
});