import 'dotenv/config' import fs from 'fs' import { uniqBy } from 'lodash' import networkConfig from '../networkConfig' import ABI from '../abis/TornadoProxy.abi.json' import { getPastEvents, loadCachedEvents } from './helpers' const EVENTS_PATH = './static/events/' async function saveEncryptedNote(netId) { const { constants, 'tornado-proxy.contract.tornadocash.eth': tornadoProxy, 'tornado-router.contract.tornadocash.eth': tornadoRouter, 'tornado-proxy-light.contract.tornadocash.eth': lightProxy } = networkConfig[`netId${netId}`] const contractAddress = tornadoRouter || tornadoProxy || lightProxy let encryptedEvents = [] const name = `encrypted_notes_${netId}.json` const cachedEvents = await loadCachedEvents({ name, directory: EVENTS_PATH, deployedBlock: constants.ENCRYPTED_NOTES_BLOCK }) console.log('cachedEvents', cachedEvents.events.length) encryptedEvents = await getPastEvents({ netId, type: 'EncryptedNote', events: encryptedEvents, fromBlock: cachedEvents.lastBlock + 1, contractAttrs: [ABI, contractAddress] }) console.log('Encrypted note', netId, encryptedEvents.length) encryptedEvents = encryptedEvents.reduce((acc, curr) => { if (curr.returnValues.encryptedNote) { acc.push({ txHash: curr.transactionHash, blockNumber: Number(curr.blockNumber), encryptedNote: curr.returnValues.encryptedNote }) } return acc }, []) let freshEvents = cachedEvents.events.concat(encryptedEvents) freshEvents = uniqBy(freshEvents, 'encryptedNote').sort((a, b) => b.blockNumber - a.blockNumber) const eventsJson = JSON.stringify(freshEvents, null, 2) + '\n' fs.writeFileSync(`${EVENTS_PATH}${name}`, eventsJson) } async function main() { const [, , , chain] = process.argv const enabledChains = networkConfig.enabledChains if (!enabledChains.includes(chain)) { throw new Error(`Supported chain ids ${enabledChains.join(', ')}`) } await saveEncryptedNote(chain) } main()