github.js

import { getFallbackData } from './prerender-data.jsx';

/**
 * Throw if the response status is in the error range
 * @param {Response} r
 */
function checkStatus(r) {
	if (!r.ok) {
		throw new Error(`${r.status}: Request failed for '${r.url}'`);
	}
	return r;
}

const baseUrl = '/.netlify/functions/';

export const fetchOrganizationRepos = org =>
	fetch(`${baseUrl}repos?org=${org}`, {
		credentials: 'include',
		mode: 'no-cors',
		priority: 'low'
	})
		.then(checkStatus)
		.then(r => r.json())
		.catch(() => getFallbackData().preactOrgRepos);

export const fetchRelease = repo =>
	fetch(`${baseUrl}release?repo=${repo}`, {
		credentials: 'include',
		mode: 'no-cors',
		priority: 'low'
	})
		.then(checkStatus)
		.then(r => r.json())
		.catch(() => {
			const fallbackData = getFallbackData();
			return {
				version: fallbackData.preactVersion,
				url: fallbackData.preactReleaseUrl
			};
		});