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@mempirate
Created October 31, 2019 16:31
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const Web3 = require('web3');
class TransactionChecker {
web3;
account;
constructor(projectId, account) {
this.web3 = new Web3(new Web3.providers.HttpProvider('https://rinkeby.infura.io/v3/' + projectId));
this.account = account.toLowerCase();
}
async checkBlock() {
let block = await this.web3.eth.getBlock('latest');
let number = block.number;
console.log('Searching block ' + number);
if (block != null && block.transactions != null) {
for (let txHash of block.transactions) {
let tx = await this.web3.eth.getTransaction(txHash);
if (this.account == tx.to.toLowerCase()) {
console.log('Transaction found on block: ' + number);
console.log({address: tx.from, value: this.web3.utils.fromWei(tx.value, 'ether'), timestamp: new Date()});
}
}
}
}
}
let txChecker = new TransactionChecker(process.env.INFURA_ID, '0xe1Dd30fecAb8a63105F2C035B084BfC6Ca5B1493');
setInterval(() => {
txChecker.checkBlock();
}, 15 * 1000);
@BuggerBag
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using for loop or setInterval function has stuck problem, you could use api

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