yah-js-sdk

Client libraries includes methods to use SHIELD, libraries to ease the use of Webpack Module Federation - Promise based loading. It provides the essential packages to facilitate yahilo features across yahilo applications.

As of now, yah-js-sdk contains the following

• shield
• ab-federation-helpers

shield helps to setup authentication for your application. It contains many methods to setup user authentication with shield and obtain tokens across yahilo applications.

ab-federation-helpers contains hooks and methods to facilitate federated Components and Modules

Installation

    npm i yah-js-sdk

Usage

    import { shield } from 'yah-js-sdk/shield'

    import { useFederatedComponent } from 'yah-js-sdk/ab-federation-helpers'

shield

yah-js-sdk/shield includes the following elements

1. tokenStore
2. init
3. verifyLogin
4. getAuthUrl
5. logout

tokenStore

Description

Its an object which stores the token, refresh Token, expiry time as private variables along with related functions. It contains the timer id for the token

Usage

shield.tokenStore.getToken()

init

Description

Its used to initialise the tokenstore with values from the shield backend. It takes a parameter clientID which is unique for each application.

Usage

await shield.init('#client-id')

verifyLogin

Description

It retrieves for the token from the localStorage and validates the token. If the token is not present in the localStorage it redirects to the shield login.

Usage

const isLoggedinn = await shield.verifyLogin()

getAuthUrl

Description

It generates authorization URL with query parameters

Usage

const authUrl = shield.getAuthUrl()

logout

Description

It logs out the user by removing the token from localStorage and redirects to shield login.

Usage

await shield.logout()

ab-federation-helpers

ab-federation-helpers includes the following elements

1. useFederatedComponent
2. useFederatedModule
3. useDynamicScript

useFederatedComponent

Description

used to obtain federated Component .

Usage

const system = {
    module: './login',
    scope: 'login',
    url: 'http://localhost:3013/remoteEntry.js',
}
const { Component: FederatedComponent, errorLoading } = useFederatedComponent(
  system?.url,
  system?.scope,
  system?.module,
  React
)
return (
  <React.Suspense fallback={''}>
    {errorLoading
      ? `Error loading module "${module}"`
      : FederatedComponent && <FederatedComponent />}
  </React.Suspense>
)

useFederatedModule

Description

used to obtain federated Module .

Usage

const system = {
    module: './login',
    scope: 'login',
    url: 'http://localhost:3013/remoteEntry.js',
}
const { Component: FederatedModule, errorLoading } = useFederatedModule(
  system?.url,
  system?.scope,
  system?.module,
  React
)

useDynamicScript

Description

loads script from remote URL.

Usage

  const { ready, errorLoading } = useDynamicScript(remoteUrl, React);