checkTxConfirmation.js

// timeout in ms
async function checkTxConfirmation(txId, timeout) {
  console.log(`Waiting for TX: ${txId}`); 
  const start = Date.now();
  for (;;) {
    const status = (await arweave.transactions.getStatus(txId)).status;
    switch (status) {
      case 202:
      case 404:
        break;
      case 200:
        console.log("Transaction found");
        return true;
      default:
        console.error(`Status ${status} while checking tx confirmation`);
        return false;
    }
    const elapsed = Date.now() - start;
    if (timeout && elapsed > timeout) return false
    console.log(Math.round(elapsed / 60000) + "m waiting");
    await new Promise((resolve) => setTimeout(resolve, 60000));
  }
}