LordShopee.js

function getPageTotal(offset = 0) {
  req = new XMLHttpRequest();
  req.open(
    'GET',
    `https://shopee.vn/api/v4/order/get_all_order_and_checkout_list?limit=20&offset=${offset}`,
    false
  );
  req.send();
  a = JSON.parse(req.responseText);
  if (a.data.next_offset === -1) return 0;
  return a.data.order_data.details_list
    .filter((item) => item.status.status_label.text === 'label_order_completed')
    .reduce((prev, next) => next.info_card.final_total + prev, 0);
}
function formatMoney(value) {
  return Intl.NumberFormat('vi-VN').format(value / 100000);
}
var currentOffset = 0;
var total = 0;
while ((pageTotal = getPageTotal(currentOffset)) !== 0) {
  total += pageTotal;
  console.log(`Offset ${currentOffset}: ${formatMoney(pageTotal)}`);
  currentOffset += 20;
}
console.log(`Total: ${formatMoney(total)}`);