lib.js

const axios = require("axios");

/**
 * @typedef {Object} Config
 * @property {string} apiUrl - The API URL to send requests to. Probably one of `https://sparknesua.ordernet.co.il/api`, `https://sparkmeitav.ordernet.co.il/api` or `https://sparkpsagot.ordernet.co.il/api`.
 * @property {string} authorization - The bearer token to pass for authentication in each API call
 */

/**
 * The internal config object.
 * @type {Config}
 */
const config = {
  apiUrl: null,
  authorization: null,
};

/**
 * Authenticate against the Spark system of the broker. This function must be called first as it initializes the `apiUrl` and `authorization` fields in the internal config. That way we won't need to authenticate again for each API call. Uses `/api/Auth/Authenticate`.
 * @param {string} username - The Spark username
 * @param {string} password - The Spark password
 * @param {string} broker - Used to get the API URL like this: `https://spark${broker}.ordernet.co.il/api`. E.g. `nesua`, `meitav`, `psagot`
 * @returns {Void}
 */
async function authenticate(username, password, broker) {
  config.apiUrl = `https://spark${broker}.ordernet.co.il/api`;

  const authRes = await axios.post(`${config.apiUrl}/Auth/Authenticate`, {
    username,
    password,
  });

  config.authorization = `Bearer ${authRes.data.l}`;
}

/**
 * @typedef {Object} Account
 * @property {string} key - The account key for API usage (`ACC_XXX-YYYYYY`)
 * @property {string} name - The name listed on the account
 * @property {number} number - The account number (`YYYYYY`)
 */

/**
 * Get all the accounts listed under this Spark user. Uses `/api/DataProvider/GetStaticData`.
 * @returns {Array.<Account>} - All accounts listed under this Spark user
 */
async function getAccounts() {
  const getStaticDataRes = await axios.get(
    `${config.apiUrl}/DataProvider/GetStaticData`,
    {
      headers: {
        Authorization: config.authorization,
      },
    }
  );

  const accounts = getStaticDataRes.data
    .filter((x) => x.b == "ACC")[0]
    .a.map((x) => ({ key: x._k, number: x.a.b, name: x.a.e }));

  return accounts;
}

/**
 * Get total balance of an account. Uses `/api/Account/GetAccountSecurities`.
 * @param {Account} account - Account to get balance for
 * @returns {number} - Total balance of the account
 */
async function getAccountBalance(account) {
  const result = await axios(
    `${config.apiUrl}/Account/GetAccountSecurities?accountKey=${account.key}`,
    {
      headers: {
        Authorization: config.authorization,
      },
    }
  );
  return result.data.a.o;
}

/**
 * Convert account key to account number.
 * @param {string} key - The account key for API usage (`ACC_XXX-YYYYYY`)
 * @returns {string} - The account number
 */
function accountKeyToNumber(key) {
  return key.split("-")[1];
}

module.exports = {
  config,
  authenticate,
  getAccounts,
  getAccountBalance,
  accountKeyToNumber,
};