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oco-order.js
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oco-order.js
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'use strict'
process.env.DEBUG = 'bfx:examples:*'
const debug = require('debug')('bfx:examples:ws2_oco_order')
const { Order } = require('bfx-api-node-models')
const bfx = require('../bfx')
const ws = bfx.ws(2)
ws.on('error', (err) => {
console.log(err)
})
ws.on('open', () => {
debug('open')
ws.auth()
})
ws.once('auth', () => {
debug('authenticated')
// Build new order
const o = new Order({
cid: Date.now(),
symbol: 'tBTCUSD',
type: Order.type.EXCHANGE_LIMIT,
amount: -0.05,
oco: true,
price: 2000,
priceAuxLimit: 1000
}, ws)
let closed = false
// Enable automatic updates
o.registerListeners()
o.on('update', () => {
debug('order updated: %j', o.serialize())
})
o.on('close', () => {
debug('order closed: %s', o.status)
closed = true
})
debug('submitting order %d', o.cid)
o.submit().then(() => {
debug('got submit confirmation for order %d [%d]', o.cid, o.id)
// wait a bit...
setTimeout(() => {
if (closed) return
debug('canceling...')
o.cancel().then(() => {
debug('got cancel confirmation for order %d', o.cid)
ws.close()
}).catch((err) => {
debug('error cancelling order: %j', err)
ws.close()
})
}, 2000)
}).catch((err) => {
console.log(err)
ws.close()
})
})
ws.open()