autobounty/index.js

63 lines
1.7 KiB
JavaScript

/*
* Bot that receives a POST request (from a GitHub issue comment webhook)
* and in case it's a comment that has "@autobounty <decimal> <currency>"
* awards that bounty to the address posted earlier in the thread (by the
* commiteth bot).
* TODO tests
* REVIEW parsing, non-persisting storage of addresses, hardcoded string length.
* Depends on commiteth version as of 2017-06-10.
*/
const config = require('./config');
const bot = require('./bot');
var express = require('express'),
cors = require('cors'),
helmet = require('helmet'),
app = express(),
bodyParser = require('body-parser'),
jsonParser = bodyParser.json();
app.use(cors());
app.use(helmet());
// Receive a POST request at the address specified by an env. var.
app.post(`${config.urlEndpoint}`, jsonParser, function(req, res, next) {
// TODO decide how long the delay to start everything should be
if (!req.body || !req.body.action)
return res.sendStatus(400);
if (!config.needsFunding(req))
return res.sendStatus(204);
const eth = bot.eth;
const from = config.sourceAddress;
const to = bot.getAddress(req);
const amount = config.getAmount(req);
const gasPrice = bot.getGasPrice();
eth.getTransactionCount(address, (err, nonce) => {
eth.sendTransaction({
from: from,
to: to,
gas: gas,
gasPrice: gasPrice,
value: amount,
nonce,
}, (err, txID) => {
if (err) {
config.log('Request failed', err)
return res.status(500).json(err)
}
else {
config.log('Successful request:', txID)
res.json({ txID })
}
});
});
const port = process.env.PORT || 8181
app.listen(port, function(){
console.log('Autobounty listening on port', port);
});