63 lines
1.6 KiB
TypeScript
63 lines
1.6 KiB
TypeScript
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// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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import gql from 'graphql-tag';
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import apolloManager from '@/utils/apolloManager';
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/**
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* BaseGql is a graphql utility which allows to perform queries and mutations
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*/
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export class BaseGql {
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/**
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* performs qraphql query
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*
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* @param query - qraphql query
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* @param variables - variables to bind in query. null by default.
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* @throws Error
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*/
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protected async query(query: string, variables: any = null): Promise<any> {
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let response: any = await apolloManager.query(
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{
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query: gql(query),
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variables,
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fetchPolicy: 'no-cache',
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errorPolicy: 'all',
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}
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);
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if (response.errors) {
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throw new Error(this.combineErrors(response.errors));
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}
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return response;
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}
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/**
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* performs qraphql mutation
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*
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* @param query - qraphql query
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* @param variables - variables to bind in query. null by default.
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* @throws Error
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*/
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protected async mutate(query: string, variables: any = null): Promise<any> {
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let response: any = await apolloManager.mutate(
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{
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mutation: gql(query),
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variables,
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fetchPolicy: 'no-cache',
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errorPolicy: 'all',
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}
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);
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if (response.errors) {
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throw new Error(this.combineErrors(response.errors));
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}
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return response;
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}
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private combineErrors(gqlError: any): string {
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return gqlError.map(err => err.message).join('\n');
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}
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}
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