48 lines
1.5 KiB
JavaScript
48 lines
1.5 KiB
JavaScript
const { COINS } = require('@lamassu/coins')
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const _ = require('lodash/fp')
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const kraken = require('../exchange/kraken')
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const bitstamp = require('../exchange/bitstamp')
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const itbit = require('../exchange/itbit')
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const binanceus = require('../exchange/binanceus')
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const cex = require('../exchange/cex')
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const ftx = require('../exchange/ftx')
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const bitpay = require('../ticker/bitpay')
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const { BTC, BCH, DASH, ETH, LTC, ZEC, USDT } = COINS
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const ALL = {
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cex: cex,
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ftx: ftx,
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binanceus: binanceus,
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kraken: kraken,
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bitstamp: bitstamp,
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itbit: itbit,
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bitpay: bitpay,
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coinbase: {
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CRYPTO: [BTC, ETH, LTC, DASH, ZEC, BCH, USDT],
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FIAT: 'ALL_CURRENCIES'
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}
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}
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function buildMarket (fiatCode, cryptoCode, serviceName) {
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if (!_.includes(cryptoCode, ALL[serviceName].CRYPTO)) {
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throw new Error('Unsupported crypto: ' + cryptoCode)
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}
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const fiatSupported = ALL[serviceName].FIAT
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if (fiatSupported !== 'ALL_CURRENCIES' && !_.includes(fiatCode, fiatSupported)) {
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throw new Error('Unsupported fiat: ' + fiatCode)
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}
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return cryptoCode + '/' + fiatCode
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}
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function verifyFiatSupport (fiatCode, serviceName) {
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const fiat = ALL[serviceName].FIAT
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return fiat === 'ALL_CURRENCIES' ? true : _.includes(fiatCode, fiat)
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}
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function isConfigValid (config, fields) {
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const values = _.map(it => _.get(it)(config))(fields)
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return _.every(it => it || it === 0)(values)
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}
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module.exports = { buildMarket, ALL, verifyFiatSupport, isConfigValid }
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