gatsby-source-greenhouse-job-board/gatsby-node.js

Gatsby source plugin for pulling offices, departments, and jobs into Gatsby from the Greenhouse Job Board API. It creates links between offices, departments, and jobs so they can be queried in Gatsby using GraphQL.

"use strict";

const {
  fetchJobs,
  fetchOffices,
  fetchDepartments
} = require('./fetch');
const {
  filterResponseForIds,
  buildNodesFromResponse,
  linkParentChildReferences,
  linkForeignReferences
} = require(`./normalize`);
const chalk = require('chalk');
exports.sourceNodes = async ({
  actions,
  createNodeId,
  reporter
}, pluginOptions) => {
  const {
    createNode
  } = actions;
  const {
    boardToken
  } = pluginOptions;
  if (!boardToken) {
    reporter.panic(chalk.red.bold('gatsby-source-greenhouse-job-board: Missing required option "boardToken"'));
  }
  let offices, departments, jobs;
  let nodes;
  try {
    // Fetch data from the Greenhouse APIs
    reporter.info(chalk.blue('Fetching data from Greenhouse API...'));
    offices = await fetchOffices(boardToken);
    departments = await fetchDepartments(boardToken);
    jobs = await fetchJobs(boardToken);
  } catch (error) {
    reporter.panic(chalk.red.bold(`gatsby-source-greenhouse-job-board: Failed to fetch data from Greenhouse API\n${error.message}`), error);
  }
  reporter.info(chalk.blue('info') + ' fetched from Greenhouse API:\n' + `  ${chalk.bold(jobs.length)} jobs,\n` + `  ${chalk.bold(offices.length)} offices,\n` + `  ${chalk.bold(departments.length)} departments`);

  // Greenhouse API will return "No Office" and "No Department" entities with an ID of 0. Let's remove these.
  offices = filterResponseForIds(offices) || [];
  departments = filterResponseForIds(departments) || [];
  jobs = filterResponseForIds(jobs) || [];

  // Construct the node objects from the API responses
  nodes = buildNodesFromResponse({
    offices,
    departments,
    jobs
  }, createNodeId);

  // Link Offices to their parents/children
  // Link Departments to their parents/children
  nodes = linkParentChildReferences(nodes, createNodeId);

  // Link Offices to Departments and Jobs
  // Link Departments to Jobs
  // Link Jobs to Departments and Offices
  nodes = linkForeignReferences(nodes, createNodeId);

  // Create the nodes with Gatsby
  await Promise.all(nodes.map(async node => createNode(node)));
  reporter.info(chalk.green(`Created ${chalk.bold(nodes.length)} nodes from Greenhouse API`));
};