kredits/hubot-kredits
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Merge pull request #12 from 67P/feature/events

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Notify channel from ProposalCreated event
This commit is contained in:
Basti 2017-07-12 14:47:17 +02:00 committed by GitHub
commit fa86d0a3c0
1 changed files with 81 additions and 13 deletions
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94
index.js
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@ -136,9 +136,9 @@ const tv4 = require('tv4');
function getContributorData(i) {
let promise = new Promise((resolve, reject) => {
getValueFromContract('contributorAddresses', i).then(address => {
robot.logger.debug('address', address);
// robot.logger.debug('address', address);
getValueFromContract('contributors', address).then(person => {
robot.logger.debug('person', person);
// robot.logger.debug('person', person);
let c = {
address: address,
name: person[1],
@ -146,8 +146,9 @@ const tv4 = require('tv4');
ipfsHash: person[2]
};
if (c.ipfsHash) {
// robot.logger.debug('[kredits] loading contributor profile loaded for', c.name, c.ipfsHash, '...');
loadProfileFromIPFS(c).then(contributor => {
robot.logger.debug('[kredits] contributor', contributor);
// robot.logger.debug('[kredits] contributor profile loaded for', c.name);
resolve(contributor);
}).catch(() => console.log('[kredits] error fetching contributor info from IPFS for '+c.name));
} else {
@ -187,6 +188,22 @@ const tv4 = require('tv4');
return promise;
}
function getContributorByAddress(address) {
let promise = new Promise((resolve, reject) => {
getContributors().then(contributors => {
let contrib = contributors.find(c => {
return c.address === address;
});
if (contrib) {
resolve(contrib);
} else {
reject();
}
});
});
return promise;
}
function messageRoom(message) {
robot.messageRoom(process.env.KREDITS_ROOM, message);
}
@ -228,17 +245,21 @@ const tv4 = require('tv4');
};
if (! tv4.validate(contribution, schemas["contribution"])) {
console.log('[kredits] invalid contribution data: ', util.inspect(contribution));
robot.logger.error('[kredits] invalid contribution data: ', util.inspect(contribution));
return Promise.reject('invalid contribution data');
}
// robot.logger.debug('[kredits] creating IPFS document for contribution:', contribution.description);
return ipfs.add(new ipfs.Buffer(JSON.stringify(contribution)))
.then(res => { return res[0].hash; })
.catch(err => console.log(err));
.then(res => {
// robot.logger.debug('[kredits] created IPFS document', res[0].hash);
return res[0].hash;
}).catch(err => robot.logger.error('[kredits] couldn\'t create IPFS document', err));
}
function createProposal(recipient, amount, url, description, details) {
robot.logger.debug(`Creating proposal to issue ${amount}₭S to ${recipient} for ${url}...`);
robot.logger.debug(`[kredits] Creating proposal to issue ${amount}₭S to ${recipient} for ${url}...`);
return new Promise((resolve, reject) => {
// Get contributor details for GitHub user
@ -246,16 +267,16 @@ const tv4 = require('tv4');
// Create document containing contribution data on IPFS
createContributionDocument(c, url, description, details).then(ipfsHash => {
// Create proposal on ethereum blockchain
kredits.addProposal(c.address, amount, url, ipfsHash, (e/* , d */) => {
kredits.addProposal(c.address, amount, url, ipfsHash, (e, d) => {
if (e) { reject(e); return; }
messageRoom(`Let's give ${recipient} some kredits for ${url}: https://kredits.kosmos.org`);
robot.logger.debug('[kredits] proposal created:', util.inspect(d));
resolve();
});
});
}, () => {
messageRoom(`I wanted to propose giving kredits to ${recipient} for ${url}, but I can't find their contact data. Please add them as a contributor: https://kredits.kosmos.org`);
resolve();
});
resolve();
});
}
@ -280,7 +301,8 @@ const tv4 = require('tv4');
let description = `${repoName}: ${issue.title}`;
recipients.forEach(recipient => {
createProposal(recipient, amount, web_url, description, issue);
createProposal(recipient, amount, web_url, description, issue)
.catch(err => robot.logger.error(err));
});
resolve();
@ -318,7 +340,8 @@ const tv4 = require('tv4');
let description = `${repoName}: ${pull_request.title}`;
recipients.forEach(recipient => {
createProposal(recipient, amount, web_url, description, pull_request);
createProposal(recipient, amount, web_url, description, pull_request)
.catch(err => robot.logger.error(err));
});
resolve();
@ -359,5 +382,50 @@ const tv4 = require('tv4');
}
});
function watchContractEvents() {
web3.eth.getBlockNumber((err, blockNumber) => {
if (err) {
robot.logger.error('[kredits] couldn\t get current block number');
return false;
}
// current block is the last mined one, thus we check from the next
// mined one onwards to prevent getting previous events
let nextBlock = blockNumber + 1;
robot.logger.debug(`[kredits] watching events from block ${nextBlock} onward`);
kredits.allEvents({fromBlock: nextBlock, toBlock: 'latest'}, (error, data) => {
robot.logger.debug('[kredits] received contract event', data.event);
if (data.blockNumber < nextBlock) {
// I don't know why, but the filter doesn't work as intended
robot.logger.debug('[kredits] dismissing old event from block', data.blockNumber);
return false;
}
switch (data.event) {
case 'ProposalCreated':
handleProposalCreated(data);
break;
// case 'ProposalExecuted':
// handleProposalExecuted(data);
// break;
// case 'ProposalVoted':
// handleProposalVoted(data);
// break;
// case 'Transfer':
// handleTransfer(data);
// break;
}
});
});
}
function handleProposalCreated(data) {
getContributorByAddress(data.args.recipient).then((contributor) => {
messageRoom(`Let's give ${contributor.name} some kredits for ${data.args.url}: https://kredits.kosmos.org`);
});
}
watchContractEvents();
};
}());