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add moonbeam safe transaction checker #475

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add moonbeam safe transaction checker #475

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120 changes: 120 additions & 0 deletions safe/moonbeamTransactionFetcher.js
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Original file line number Diff line number Diff line change
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import axios from 'axios';
import {ethers} from 'ethers';

const apiUrl =
'https://gateway.multisig.moonbeam.network/v1/chains/1284/safes/0xF130e4946F862F2c6CA3d007D51C21688908e006/transactions/queued';

function prettyPrintScaledNumber(scaledNumber) {
let num = BigInt(scaledNumber);
const isNegative = num < 0n;
if (isNegative) {
num = -num;
}
num = num + 5000n;
num = num / 10000n;
const integerPart = num / 100n;
let fractionalPart = num % 100n;
let integerPartStr = integerPart.toString();
let fractionalPartStr = fractionalPart.toString().padStart(2, '0');
integerPartStr = integerPartStr.replace(/\B(?=(\d{3})+(?!\d))/g, ',');
const result = `${isNegative ? '-' : ''}${integerPartStr}.${fractionalPartStr}`;
return result;
}

function decodeData(hexString) {
if (hexString.startsWith('0x')) {
hexString = hexString.slice(2);
}
const methodId = hexString.slice(0, 8);
if (methodId !== 'a9059cbb') {
return [null, null];
}
const dataHex = hexString.slice(8);
const abi = ['function transfer(address to, uint256 amount)'];
const iface = new ethers.utils.Interface(abi);
const dataWithMethodId = '0x' + methodId + dataHex;
const decoded = iface.decodeFunctionData('transfer', dataWithMethodId);
return decoded;
}

async function fetchTransactions() {
try {
const response = await axios.get(apiUrl);
const transactions = response.data;

if (transactions.results.length > 0) {
for (let i = 0; i < transactions.results.length; i++) {
const tx = transactions.results[i];
if (
tx.type === 'TRANSACTION' &&
tx.transaction.txInfo.type === 'Transfer'
) {
const txInfo = tx.transaction.txInfo;
console.log(
`\n--------------------------------------------------------------------------------------`,
);
console.log(`\nTransaction ID: ${tx.transaction.id}`);
console.log(`Description: ${txInfo.humanDescription}`);
console.log(`Sender: ${txInfo.sender.value}`);
console.log(`Recipient: ${txInfo.recipient.value}`);
console.log(
`Token: ${txInfo.transferInfo.tokenName} (${txInfo.transferInfo.tokenSymbol})`,
);
console.log(
`Amount: ${prettyPrintScaledNumber(txInfo.transferInfo.value)}`,
);
console.log(`Status: ${tx.transaction.txStatus}`);
console.log(
`Confirmations Submitted: ${tx.transaction.executionInfo.confirmationsSubmitted}`,
);
console.log(
`Confirmations Required: ${tx.transaction.executionInfo.confirmationsRequired}`,
);
console.log(
`Missing Signers: ${tx.transaction.executionInfo.missingSigners.map((signer) => signer.value).join(', ')}`,
);
console.log(
`\n--------------------------------------------------------------------------------------\n`,
);
} else if (
tx.type === 'TRANSACTION' &&
tx.transaction.txInfo.type === 'Custom'
) {
console.log(
`\n--------------------------------------------------------------------------------------`,
);
console.log(`\nTransaction ID: ${tx.transaction.id}`);
console.log(
`Description: ${tx.transaction.txInfo.humanDescription || 'Custom Transaction'}`,
);
console.log(`To: ${tx.transaction.txInfo.to.value}`);
console.log(
`Method: ${tx.transaction.txInfo.methodName || 'N/A'}`,
);
console.log(
`Value: ${prettyPrintScaledNumber(tx.transaction.txInfo.value)}`,
);
console.log(`Status: ${tx.transaction.txStatus}`);
console.log(
`Confirmations Submitted: ${tx.transaction.executionInfo.confirmationsSubmitted}`,
);
console.log(
`Confirmations Required: ${tx.transaction.executionInfo.confirmationsRequired}`,
);
console.log(
`Missing Signers: ${tx.transaction.executionInfo.missingSigners.map((signer) => signer.value).join(', ')}`,
);
console.log(
`\n--------------------------------------------------------------------------------------\n`,
);
}
}
} else {
console.log(`\nNo pending transactions found.\n`);
}
} catch (error) {
console.error('Error fetching transactions:', error);
}
}

fetchTransactions();
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