Load All Contracts

"use strict";

const ccxt = require ('../../js/ccxt.js')

console.log ('CCXT Version:', ccxt.version)

async function loadExchange (exchange) {
   try {
       await exchange.loadMarkets ()
       exchange.symbols.map (symbol => {
           const market = exchange.market (symbol)
           if (market['contract']) {
               console.log (exchange.id, 'loaded', market['type'], symbol, 'market')
           }
       })
   } catch (e) {
       console.log (e.constructor.name, e.message)
   }
}

async function loadAllExchanges (exchangeId) {
   try {

       const exchanges = [];
       [ 'swap', 'future', 'options' ].forEach (defaultType => {
           const exchange = new ccxt[exchangeId]()
           if (exchange.has[defaultType]) {
               exchanges.push (exchange);
           }
       })
       await Promise.all (exchanges.map (exchange => loadExchange (exchange)))
   } catch (e) {
       console.log (e.constructor.name, e.message)
   }
}

async function main () {
   await Promise.all (ccxt.exchanges.map (exchangeId => loadAllExchanges (exchangeId)))
}

main ()