status-im/keycard-redeem
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add relay

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This commit is contained in:
Michele Balistreri 2020-05-13 17:39:52 +03:00
parent 38eb174fe1
commit bf00d10bd2
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GPG Key ID: E9567DA33A4F791A
3 changed files with 48 additions and 6 deletions
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2
scripts/create-redeemable.js
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@ -16,7 +16,7 @@ const account = new Account(web3);
const classPrefix = argv["nft"] ? "NFT" : "ERC20";
const BucketFactoryConfig = utils.loadJSON(`./dist/contracts/${classPrefix}BucketFactory.json`);
const BucketFactory = new web3.eth.Contract(BucketFactoryConfig["abiDefinition"]);
const BucketFactory = utils.json2Contract(web3, BucketFactoryConfig);
const Bucket = utils.loadContract(web3, `./dist/contracts/${classPrefix}Bucket.json`);
const ERC721 = utils.loadContract(web3, `./dist/contracts/IERC721.json`);
const ERC20 = utils.loadContract(web3, `./dist/contracts/IERC20Detailed.json`);

38
scripts/relay.js Normal file
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@ -0,0 +1,38 @@
const express = require('express');
const Web3 = require('web3');
const parseArgs = require('minimist');
const Account = require('./account.js');
const utils = require('./utils.js');
const argv = parseArgs(process.argv.slice(2), {string: ["sender"], default: {"endpoint": "ws://127.0.0.1:8546"}});
const web3 = new Web3(argv["endpoint"]);
const account = new Account(web3);
const BucketConfig = utils.loadJSON(`./dist/contracts/Bucket.json`);
const app = express();
const port = 3000;
async function redeem(bucket, blockNumber, blockHash, receiver, code, sig) {
const Bucket = utils.json2Contract(web3, BucketConfig);
Bucket.transactionConfirmationBlocks = 1;
Bucket.options.address = bucket;
let methodCall = Bucket.methods.redeem({blockNumber: blockNumber, blockHash: blockHash, receiver: receiver, code: code}, sig);
return account.sendMethod(methodCall, Bucket.options.address);
}
async function redeemRequest(req, res) {
let receipt = redeem(req.body.bucket, req.body.blockNumber, req.body.blockHash, req.body.receiver, req.body.code, req.body.sig);
res.json({tx: receipt.transactionHash});
}
async function run() {
await account.init(argv);
app.use(express.json());
app.use(express.urlencoded({ extended: true }));
app.post('/redeem', redeemRequest);
app.listen(port, () => console.log(`Relayer listening at http://localhost:${port}`));
}
run();

14
scripts/utils.js
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@ -1,12 +1,16 @@
const fs = require('fs');
module.exports.loadJSON = function(path) {
module.exports.loadJSON = (path) => {
let file = fs.readFileSync(path, "utf-8");
let loadedAsset = JSON.parse(file);
return loadedAsset;
}
};
module.exports.loadContract = function(web3, path) {
let config = this.loadJSON(path);
module.exports.json2Contract = (web3, config) => {
return new web3.eth.Contract(config["abiDefinition"]);
}
};
module.exports.loadContract = (web3, path) => {
let config = this.loadJSON(path);
return this.json2Contract(web3, config);
};