augur.js

const Augur = require('augur.js');

const augur = new Augur();
const augurConnection = 'ws://predictions.market:9001';

const connect = () => new Promise((resolve, reject) => {
  augur.augurNode.connect(
    augurConnection,
    (error, wsTransport) => {
      if (error) reject(error);
      resolve(wsTransport);
    },
  );
});

const getMarketsInfo = marketIds => new Promise((resolve, reject) => {
  augur.markets.getMarketsInfo(
    {
      marketIds,
    },
    (error, markets) => {
      if (error) reject(error);
      resolve(markets);
    },
  );
});

const getOpenOrders = marketId => new Promise((resolve, reject) => {
  augur.trading.getOrders(
    {
      marketId,
      orderState: 'OPEN',
      sortBy: 'fullPrecisionPrice',
    },
    (error, orders) => {
      if (error) reject(error);
      resolve(orders);
    },
  );
});

const flatOrders = orders => Object.keys(orders).map(orderHash => orders[orderHash])

;(async () => {
  const coolMarkets = [
    '0xc34aaf15e2b0eb72e4db436ee9e304f35e392886',
    '0x8499fca0a811ede100c36a438dca755bc89c1fc3',
  ];
  try {
    await connect();
    const [
      { description: uberDescription, volume: uberVolume },
      { description: spaceXDescription, volume: spaceXVolume },
    ] = await getMarketsInfo(coolMarkets);
    console.log(`${spaceXDescription} --> ${spaceXVolume}`);
    console.log(`${uberDescription} --> ${uberVolume}`);
    const orders = await getOpenOrders(coolMarkets[0]);
    const ordersByOutcome = orders[coolMarkets[0]]; // Getting the orders of the first market
    const buyingOrders = flatOrders(ordersByOutcome[1].buy); // Choosing outcome 1 orders and flattening it
    const { price, amount } = buyingOrders[0];
    console.log(`Uber Order Price: ${price}`);
    console.log(`Uber Order Amount: ${amount}`);
  } catch (error) {
    throw error;
  } finally { 
    process.exit()
  }
})();