sitespeed.io/lib/plugins/matrix/send.js

74 lines
1.9 KiB
JavaScript

'use strict';
const https = require('https');
const log = require('intel').getLogger('sitespeedio.plugin.matrix');
function send(
host,
data,
message,
room,
accessToken,
retries = 3,
backoff = 5000
) {
const retryCodes = [408, 429, 500, 503];
return new Promise((resolve, reject) => {
const req = https.request(
{
host,
port: 443,
path: `/_matrix/client/r0/rooms/${room}/send/m.room.message?access_token=${accessToken}`,
headers: {
'Content-Type': 'application/json',
'Content-Length': Buffer.byteLength(JSON.stringify(data), 'utf8')
},
method: 'POST'
},
res => {
const { statusCode } = res;
if (statusCode < 200 || statusCode > 299) {
if (retries > 0 && retryCodes.includes(statusCode)) {
setTimeout(() => {
return send(
host,
data,
message,
room,
accessToken,
retries - 1,
backoff * 2
);
}, backoff);
} else {
log.error(
`Got error from Matrix. Error Code: ${res.statusCode} Message: ${res.statusMessage}`
);
reject(new Error(`Status Code: ${res.statusCode}`));
}
} else {
const data = [];
res.on('data', chunk => {
data.push(chunk);
});
res.on('end', () => {
resolve(JSON.parse(Buffer.concat(data).toString()));
});
}
}
);
req.write(JSON.stringify(data));
req.end();
});
}
module.exports = async (host, room, accessToken, message) => {
const data = {
msgtype: 'm.notice',
body: '',
format: 'org.matrix.custom.html',
formatted_body: message
};
return send(host, data, message, room, accessToken);
};