@activimetrics/socket-apollo-link

Absinthe Socket Apollo Link

• Installation
  • Using npm
  • Using yarn
• Examples
• API
  • createAbsintheSocketLink
    • Parameters
• References
• License

Installation

Using npm

$ npm install --save @activimetrics/socket-apollo-link

Using yarn

$ yarn add @activimetrics/socket-apollo-link

Examples

1. Create AbsintheSocketLink (absinthe-socket-link.js)

// @flow

import * as AbsintheSocket from "@absinthe/socket";
import {createAbsintheSocketLink} from "@absinthe/socket-apollo-link";
import {Socket as PhoenixSocket} from "phoenix";

export default createAbsintheSocketLink(AbsintheSocket.create(
  new PhoenixSocket("ws://localhost:4000/socket")
));

2. Send all the operations using AbsintheSocketLink

// @flow

import ApolloClient from "apollo-client";
import {InMemoryCache} from "apollo-cache-inmemory";

// see example 1
import absintheSocketLink from "./absinthe-socket-link";

const client = new ApolloClient({
  link: absintheSocketLink,
  cache: new InMemoryCache()
});

3. Subscribe using AbsintheSocketLink and send queries and mutations using HttpLink

// @flow

import ApolloClient from "apollo-client";
import {createHttpLink} from "apollo-link-http";
import {hasSubscription} from "@jumpn/utils-graphql";
import {InMemoryCache} from "apollo-cache-inmemory";
import {split} from "apollo-link";

// see example 1
import absintheSocketLink from "./absinthe-socket-link";

const link = split(
  operation => hasSubscription(operation.query),
  absintheSocketLink,
  createHttpLink({uri: "/graphql"})
);

const client = new ApolloClient({
  link,
  cache: new InMemoryCache()
});

API

createAbsintheSocketLink

Creates a terminating ApolloLink to request operations using given AbsintheSocket instance

Parameters

• absintheSocket AbsintheSocket
• onError $ElementType<Observer<Result, Variables>, "onError">
• onStart $ElementType<Observer<Result, Variables>, "onStart">

References

• Absinthe Phoenix Socket
• Apollo Link
  • Apollo Client
  • Terminating Links
  • Directional Composition
  • Http Link

License

MIT :copyright: Jumpn Limited.