classic-ui/scripts/updateEvents.js

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import 'dotenv/config'
import fs from 'fs'
import { uniqBy } from 'lodash'
import networkConfig from '../networkConfig'
import ABI from '../abis/Instance.abi.json'
import { loadCachedEvents, getPastEvents } from './helpers'
const EVENTS_PATH = './static/events/'
const EVENTS = ['Deposit', 'Withdrawal']
2022-06-13 10:13:54 +03:00
const enabledChains = ['1', '56', '5']
async function main(type, netId) {
const { tokens, nativeCurrency, deployedBlock } = networkConfig[`netId${netId}`]
const CONTRACTS = tokens[nativeCurrency].instanceAddress
for (const [instance, _contract] of Object.entries(CONTRACTS)) {
const cachedEvents = await loadCachedEvents({
name: `${type.toLowerCase()}s_${nativeCurrency}_${instance}.json`,
directory: EVENTS_PATH,
deployedBlock
})
console.log('cachedEvents count - ', cachedEvents.events.length)
console.log('lastBlock - ', cachedEvents.lastBlock)
let events = []
events = await getPastEvents({
type,
netId,
events,
contractAttrs: [ABI, _contract],
fromBlock: cachedEvents.lastBlock + 1
})
if (type === 'Deposit') {
events = events.map(({ blockNumber, transactionHash, returnValues }) => {
const { commitment, leafIndex, timestamp } = returnValues
return {
timestamp,
commitment,
blockNumber,
transactionHash,
leafIndex: Number(leafIndex)
}
})
}
if (type === 'Withdrawal') {
events = events.map(({ blockNumber, transactionHash, returnValues }) => {
const { nullifierHash, to, fee } = returnValues
return {
to,
fee,
blockNumber,
nullifierHash,
transactionHash
}
})
}
let freshEvents = cachedEvents.events.concat(events)
if (type === 'Withdrawal') {
freshEvents = uniqBy(freshEvents, 'nullifierHash').sort((a, b) => b.blockNumber - a.blockNumber)
} else {
freshEvents = freshEvents.filter((e, index) => Number(e.leafIndex) === index)
}
const eventsJson = JSON.stringify(freshEvents, null, 2) + '\n'
fs.writeFileSync(`${EVENTS_PATH}${type.toLowerCase()}s_${nativeCurrency}_${instance}.json`, eventsJson)
}
}
async function start() {
const [, , , chain] = process.argv
if (!enabledChains.includes(chain)) {
throw new Error(`Supported chain ids ${enabledChains.join(', ')}`)
}
for await (const event of EVENTS) {
await main(event, chain)
}
}
start()