undedoloremque/packages/js-sdk/src/clients/spclient/spApis/getNonce.ts

Green Field JS SDK

import type { RequestNonceRequest, RequestNonceResponse } from '@/types';
import { fetchWithTimeout } from '@/utils/http';
import { XMLParser } from 'fast-xml-parser';
import { Headers } from 'cross-fetch';

// https://docs.bnbchain.org/greenfield-docs/docs/api/storgae-provider-rest/get_nonce
export const getNonce = async ({
  spEndpoint,
  spName,
  spAddress,
  address,
  domain,
}: RequestNonceRequest) => {
  let result;
  let res;
  const url = `${spEndpoint}/auth/request_nonce`;
  const headers = new Headers({
    'X-Gnfd-User-Address': address,
    'X-Gnfd-App-Domain': domain,
  });
  try {
    result = await fetchWithTimeout(url, {
      headers,
    });
    if (!result.ok) {
      return { code: -1, nonce: null };
    }

    const data = await result.text();

    const xmlParser = new XMLParser({
      parseTagValue: false,
    });
    res = xmlParser.parse(data) as RequestNonceResponse;
  } catch (error) {
    return { code: -1, nonce: null };
  }

  return {
    endpoint: spEndpoint,
    address: spAddress,
    name: spName,
    nonce: res.RequestNonceResp.NextNonce,
  };
};