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canvas
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node_modules
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@canvas
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do-fetch-api-effect
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index.ts
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// @ts-nocheck /* * 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/>. */ import getCookie from '@instructure/get-cookie' import parseLinkHeader, {type Links} from '@canvas/parse-link-header' import {defaultFetchOptions} from '@canvas/util/xhr' import {toQueryString} from '@canvas/query-string-encoding' import type {QueryParameterRecord} from '@canvas/query-string-encoding' function constructRelativeUrl({ path, params, }: { path: string params: QueryParameterRecord }): string { const queryString = toQueryString(params) if (queryString.length === 0) return path return path + '?' + queryString } // https://fetch.spec.whatwg.org/#requestinit interface RequestInit { signal?: AbortSignal } export type DoFetchApiOpts = { path: string method?: string headers?: {[k: string]: string} params?: QueryParameterRecord // eslint-disable-next-line no-undef body?: BodyInit fetchOpts?: RequestInit } export type DoFetchApiResults<T> = { json?: T response: Response link?: Links } // NOTE: we do NOT deep-merge customFetchOptions.headers, they should be passed // in the headers arg instead. export default async function doFetchApi<T = unknown>({ path, method = 'GET', headers = {}, params = {}, body, fetchOpts = {}, }: DoFetchApiOpts): Promise<DoFetchApiResults<T>> { const finalFetchOptions = {...defaultFetchOptions()} finalFetchOptions.headers['X-CSRF-Token'] = getCookie('_csrf_token') 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, // eslint-disable-next-line no-undef credentials: finalFetchOptions.credentials as RequestCredentials, }) 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) as T) : undefined return {json, response, link} }