storybook-chromatic/bin/io/GraphQLClient.js

Visual Testing for Storybook

import HTTPClient from './HTTPClient';

export default class GraphQLClient {
  constructor({ uri, headers, retries }) {
    if (!uri) throw new Error('Option `uri` required.');

    this.uri = uri;
    this.headers = headers;
    this.retries = retries;
    this.client = new HTTPClient();
  }

  async runQuery(query, variables) {
    const response = await this.client.fetch(
      this.uri,
      {
        headers: {
          ...this.headers,
          'Content-Type': 'application/json',
        },
        method: 'post',
        body: JSON.stringify({ query, variables }),
      },
      { retries: this.retries }
    );

    const { data, errors } = await response.json();

    if (errors) throw errors;

    return data;
  }

  // Convenience static method.
  static async runQuery(options, query, variables) {
    return new GraphQLClient(options).runQuery(query, variables);
  }
}