import { isEmpty } from 'lodash'; import { mergeUrlParams } from './url_utility'; // We should probably not couple this utility to `gon.gitlab_url` // Also, this would replace occurrences that aren't at the beginning of the string const removeGitLabUrl = url => url.replace(gon.gitlab_url, ''); const getFullUrl = req => { const url = removeGitLabUrl(req.url); return mergeUrlParams(req.params || {}, url, { sort: true }); }; const handleStartupCall = async ({ fetchCall }, req) => { const res = await fetchCall; if (!res.ok) { throw new Error(res.statusText); } const fetchHeaders = {}; res.headers.forEach((val, key) => { fetchHeaders[key] = val; }); const data = await res.clone().json(); Object.assign(req, { adapter: () => Promise.resolve({ data, status: res.status, statusText: res.statusText, headers: fetchHeaders, config: req, request: req, }), }); }; const setupAxiosStartupCalls = axios => { const { startup_calls: startupCalls } = window.gl || {}; if (!startupCalls || isEmpty(startupCalls)) { return; } const remainingCalls = new Map(Object.entries(startupCalls)); const interceptor = axios.interceptors.request.use(async req => { const fullUrl = getFullUrl(req); const startupCall = remainingCalls.get(fullUrl); if (!startupCall?.fetchCall) { return req; } try { await handleStartupCall(startupCall, req); } catch (e) { // eslint-disable-next-line no-console console.warn(`[gitlab] Something went wrong with the startup call for "${fullUrl}"`, e); } remainingCalls.delete(fullUrl); if (remainingCalls.size === 0) { axios.interceptors.request.eject(interceptor); } return req; }); }; export default setupAxiosStartupCalls;