Files
dancefinder-app/utils/graph-client/utils.js
T
2020-01-17 12:44:19 +01:00

52 lines
1.8 KiB
JavaScript

import { execute, makePromise, ApolloLink, Observable } from 'apollo-link';
import { HttpLink } from 'apollo-link-http';
import gql from 'graphql-tag';
const { includeCredentials } = require('./middleware');
import { onError } from 'apollo-link-error';
import { default as webAuth} from '../auth';
const defaultGraphUri = '/query/';
const httpLink = new HttpLink({ uri: defaultGraphUri, fetch: includeCredentials, credentials: 'same-origin' });
const errorLink = onError(({ graphQLErrors, networkError, operation, forward }) => {
if (graphQLErrors) {
console.log('GraphQL errors:', graphQLErrors);
// for (let err of graphQLErrors) {
// switch (err.extensions.code) {
// case 'UNAUTHENTICATED':
// // error code is set to UNAUTHENTICATED
// // when AuthenticationError thrown in resolver
//
// // modify the operation context with a new token
// }
// }
}
if (networkError) {
if (networkError.statusCode === 401) {
return new Observable(observer => {
webAuth.checkSession(() => {
const subscriber = {
next: observer.next.bind(observer),
error: observer.error.bind(observer),
complete: observer.complete.bind(observer)
};
// Retry last failed request
forward(operation).subscribe(subscriber);
}, (err) => {
console.log(err);
observer.error(err)
});
});
}
}
}
);
export const createQuery = (query, variables) => { // eslint-disable-line
const operation = {
query: gql(query),
variables: variables
};
return makePromise(execute(ApolloLink.from([errorLink, httpLink]), operation));
};