Huobi Swaps

import ccxt from '../../js/ccxt.js';

const exchange = new ccxt.huobi ({
   'apiKey': 'YOUR_API_KEY',
   'secret': 'YOUR_SECRET_KEY',
   'options': {
       'defaultType': 'swap',
   },
})

;(async () => {
   const markets = await exchange.loadMarkets ()

   // exchange.verbose = true // uncomment for debugging purposes if necessary

   // creating and canceling a linear swap (limit) order
   let symbol = 'ADA/USDT:USDT'
   let type = 'limit'
   let side = 'buy'
   let offset= 'open'
   let leverage = 1
   let amount = 1
   let price = 1 // 1 contract = 10 ADA = 10 usd in this case
   let params = {
       'offset': offset,
       'lever_rate': leverage,
   }

   try {
       // fetching current balance
       const balance = await exchange.fetchBalance()
       // console.log(balance)

       // placing an order
       const order = await exchange.createOrder (symbol, type, side, amount, price, params)
       console.log (order)

       // fetching open orders
       const openOrders = await exchange.fetchOpenOrders(symbol)
       console.log(openOrders)

       // canceling an order
       const cancel = await exchange.cancelOrder (order['id'], symbol)
       console.log (cancel)
   } catch (e) {
       console.log (e.constructor.name, e.message)
   }

   // creating and canceling an inverse swap (limit) order
   symbol = 'ADA/USD:ADA'
   type = 'limit'
   side = 'buy'
   offset = 'open'
   leverage = 1
   amount = 1
   price = 1 // 1 contract = 10 ADA = 10 usd in this case
   params = {
       'offset': offset,
       'lever_rate': leverage,
   }

   try {
       const order = await exchange.createOrder (symbol, type, side, amount, price, params)
       console.log (order)
       const cancel = await exchange.cancelOrder (order['id'], symbol)
       console.log (cancel)
   } catch (e) {
       console.log (e.constructor.name, e.message)
   }
}) ()