GQL WebSocket link to execute subscriptions as well as mutations & queries against a GraphQL backend. This link support autoReconnect and will resubscribe after reconnecting.

This package supports both the deprecated graphql-ws and the graphql-transport-ws protocol via the WebSocketLink and TransportWebSocketLink classes respectively.

Usage

WebSocketLink / graphql-ws protocol

import "package:gql_link/gql_link.dart";
import "package:gql_websocket_link/gql_websocket_link.dart";

void main () {
  final link = Link.from([
    // SomeLink(),
    WebSocketLink("ws://<GRAPHQL_SERVER_ENDPOINT>/graphql"),
  ]);
}

TransportWebSocketLink / graphql-transport-ws protocol

import "package:gql_link/gql_link.dart";
import "package:gql_websocket_link/gql_websocket_link.dart";

void main () {
  final link = Link.from([
    // SomeLink(),
    TransportWebSocketLink(
      TransportWsClientOptions(
          socketMaker: WebSocketMaker.url(() => "ws://<GRAPHQL_SERVER_ENDPOINT>/graphql")
      ),
    ),
  ]);
}

Features and bugs

Please file feature requests and bugs at the GitHub.

Attribution

This code was adapted with minor changed from the graphql-flutter repo