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Fetch access token from beefree api
/**
* NodeJS beefree.io integration
*/
const https = require('https');
const querystring = require('querystring');
/**
* Fetch access token from beefree api
*/
function auth(client_id, client_secret, callback) {
// encode credentials to query string
let credentials = querystring.stringify({
grant_type: 'password',
client_id: client_id,
client_secret: client_secret
});
// define beefree connection endpoint
let options = {
hostname: 'auth.getbee.io',
method: 'POST',
path: '/apiauth',
headers: {
'Content-Type': 'application/x-www-form-urlencoded',
'Content-Length': Buffer.byteLength(credentials)
}
};
// create the http request object
let request = https.request(options, (response) => {
// expect the status code to be 200, else is error
if(response.statusCode != 200){
return callback(new Error(`unexpected http status code: ${response.statusCode}`));
}
let buffer = [];
response.setEncoding('utf8');
// on data recived add data to the buffer
response.on('data', (data) => {
buffer.push(data);
});
// on all data recived parse response body
response.on('end', () => {
let data = JSON.parse(buffer.join(''));
return callback(null, data);
});
});
// listen on error events
request.on('error', (err) => {
return callback(err, null);
});
// send data
request.write(credentials);
// end client side request
request.end();
}
module.exports = {
auth: auth
};
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