Extract list of high volume ebay sellers

high_volume_sellers.js

// Run this script on a search page to get a list of large sellers (>1000)
// Use &_saslop=2&_sasl=<comma separated list to exclude sellers>

let sellerNameAndSalesMapper = (elem) => {
  let sellerAndSalesText  = elem.innerText.match(/Seller: ([-.\w]*) \(([\d,]*)\)/).slice(1)
  return { seller: sellerAndSalesText[0], sales: parseInt(sellerAndSalesText[1].replace(',', ''), 10) }
}

let bigSellersFilter = (sellerAndSales) => {
  const LARGE_SELLER_CAP = 1000
  return sellerAndSales['sales'] > LARGE_SELLER_CAP
}

let sellerAndSalesElems = Array.from(document.querySelectorAll('.s-item__seller-info-text'))
let sellerAndSales = sellerAndSalesElems.map(sellerNameAndSalesMapper)

let bigSellersNames = sellerAndSales.filter(bigSellersFilter).map((o) => o['seller'])
let uniqueSellersNames = Array.from((new Set(bigSellersNames)))

let nonTruncatedNames = uniqueSellersNames.filter((name) => !name.includes('...'))
let truncatedNames = uniqueSellersNames.filter((name) => name.includes('...'))
console.log(nonTruncatedNames.join(','))
console.log("Truncated names:", truncatedNames.join(','))