js-bigchaindb-driver/src/request.js

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2017-04-26 15:58:19 +02:00
import baseRequest from './baseRequest';
import sanitize from './sanitize';
const DEFAULT_REQUEST_CONFIG = {
credentials: 'include',
headers: {
'Accept': 'application/json'
}
};
/**
* Small wrapper around js-utility-belt's request that provides url resolving, default settings, and
* response handling.
*/
export default function request(url, config = {}, onlyJsonResponse=true) {
// Load default fetch configuration and remove any falsy query parameters
const requestConfig = Object.assign({}, DEFAULT_REQUEST_CONFIG, config, {
query: config.query && sanitize(config.query)
});
let apiUrl = url;
if (requestConfig.jsonBody) {
requestConfig.headers = Object.assign({}, requestConfig.headers, {
'Content-Type': 'application/json'
});
}
if (!url) {
return Promise.reject(new Error('Request was not given a url.'));
}
return baseRequest(apiUrl, requestConfig)
.then((res) => {
return onlyJsonResponse ? res.json() :
{
json: res.json(),
url: res.url
};
})
.catch((err) => {
console.error(err);
throw err;
});
}