Created
October 3, 2022 13:29
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import axios from "axios" | |
import _ from "lodash" | |
import * as cheerio from "cheerio" | |
export default async function handler(req, res) { | |
const {address, start, end} = req.query | |
const tokenIds = _.range(start, end) | |
const urls = tokenIds.map((tokenId) => polygonScanUrlGenerator(address, tokenId)) | |
const responses = await Promise.all(urls.map((url) => axios.get(url))) | |
const htmls = responses.map((response) => response.data) | |
const owners = htmls.map((html) => { | |
const $ = cheerio.load(html) | |
return $(`#resulttable .table tbody tr td:nth-child(2) a`).text() | |
}) | |
const uniqueOwners = _.uniq(owners) | |
let failures = 0 | |
const unMoonedWallets = await Promise.all(uniqueOwners.map(async (wallet, i) => { | |
await sleep(100, i) | |
const url = `https://nova-explorer.arbitrum.io/api?module=account&action=tokentx&address=${wallet}` | |
const response = await axios.get(url).catch((e) => { | |
failures++ | |
console.log(e) | |
} | |
) | |
return response?.data.message === "No token transfers found" ? wallet : null | |
})).then((e) => e.filter(e => e)) | |
res.json({uniqueOwners, unMoonedWallets}) | |
} | |
const polygonScanUrlGenerator = (address, tokenId) => { | |
return `https://polygonscan.com/token/generic-tokenholder-inventory?m=normal&contractAddress=${address}&a=${tokenId}&pUrl=token` | |
} | |
const sleep = (ms) => new Promise((resolve) => setTimeout(resolve, ms)) |
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