@instructure/canvas-rce
Version:
A component wrapping Canvas's usage of Tinymce
79 lines (76 loc) • 2.39 kB
JavaScript
/*
* Copyright (C) 2019 - present Instructure, Inc.
*
* This file is part of Canvas.
*
* Canvas is free software: you can redistribute it and/or modify it under
* the terms of the GNU Affero General Public License as published by the Free
* Software Foundation, version 3 of the License.
*
* Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
* details.
*
* You should have received a copy of the GNU Affero General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// @ts-expect-error
import parseLinkHeader from './parse-link-header';
import { defaultFetchOptions } from './defaultFetchOptions';
import { toQueryString } from './query-string-encoding';
function constructRelativeUrl({
path,
params
}) {
const queryString = toQueryString(params);
if (queryString.length === 0) return path;
return path + '?' + queryString;
}
// https://fetch.spec.whatwg.org/#requestinit
// NOTE: we do NOT deep-merge customFetchOptions.headers, they should be passed
// in the headers arg instead.
export default async function doFetchApi({
path,
method = 'GET',
headers = {},
params = {},
body,
fetchOpts = {}
}) {
const finalFetchOptions = {
...defaultFetchOptions()
};
if (body && typeof body !== 'string') {
body = JSON.stringify(body);
finalFetchOptions.headers['Content-Type'] = 'application/json';
}
Object.assign(finalFetchOptions.headers, headers);
Object.assign(finalFetchOptions, fetchOpts);
const url = constructRelativeUrl({
path,
params
});
const response = await fetch(url, {
body,
method,
...finalFetchOptions,
credentials: finalFetchOptions.credentials
});
if (!response.ok) {
const err = new Error(`doFetchApi received a bad response: ${response.status} ${response.statusText}`);
Object.assign(err, {
response
}); // in case anyone wants to check it for something
throw err;
}
const linkHeader = response.headers.get('Link');
const link = linkHeader && parseLinkHeader(linkHeader) || undefined;
const text = await response.text();
const json = text.length > 0 ? JSON.parse(text) : undefined;
return {
json,
response,
link
};
}