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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);
};
const setupAxiosStartupCalls = axios => {
const { startup_calls: startupCalls } = window.gl || {};
if (!startupCalls || isEmpty(startupCalls)) {
return;
}
// TODO: To save performance of future axios calls, we can
// remove this interceptor once the "startupCalls" have been loaded
axios.interceptors.request.use(req => {
const fullUrl = getFullUrl(req);
const existing = startupCalls[fullUrl];
if (existing) {
// eslint-disable-next-line no-param-reassign
req.adapter = () =>
existing.fetchCall.then(res => {
const fetchHeaders = {};
res.headers.forEach((val, key) => {
fetchHeaders[key] = val;
});
// eslint-disable-next-line promise/no-nesting
return res.json().then(data => ({
data,
status: res.status,
statusText: res.statusText,
headers: fetchHeaders,
config: req,
request: req,
}));
});
}
return req;
});
};
export default setupAxiosStartupCalls;
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