Files
automatisch/packages/web/src/graphql/link.ts
2022-03-08 12:17:35 +01:00

49 lines
1.4 KiB
TypeScript

import { HttpLink, from } from '@apollo/client';
import type { ApolloLink } from '@apollo/client';
import { onError } from '@apollo/client/link/error';
import * as URLS from 'config/urls';
import { getItem } from 'helpers/storage';
type CreateLinkOptions = {
uri: string;
onError?: (message: string) => void;
};
const createHttpLink = (uri: CreateLinkOptions['uri']): ApolloLink => {
const headers = {
authorization: getItem('token') || '',
};
return new HttpLink({ uri, headers });
}
const NOT_AUTHORISED = 'Not Authorised!';
const createErrorLink = (callback: CreateLinkOptions['onError']): ApolloLink => onError(({ graphQLErrors, networkError }) => {
if (graphQLErrors)
graphQLErrors.forEach(({ message, locations, path }) => {
callback?.(message);
console.log(
`[GraphQL error]: Message: ${message}, Location: ${locations}, Path: ${path}`,
);
if (message === NOT_AUTHORISED) {
window.location.href = URLS.LOGIN;
}
});
if (networkError) {
callback?.(networkError.toString())
console.log(`[Network error]: ${networkError}`);
}
});
// eslint-disable-next-line @typescript-eslint/no-empty-function
const noop = () => {};
const createLink = ({ uri, onError = noop }: CreateLinkOptions): ApolloLink => {
return from([createErrorLink(onError), createHttpLink(uri)]);
};
export default createLink;