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poloniex_wrapper.go
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poloniex_wrapper.go
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package poloniex
import (
"errors"
"log"
"sync"
"github.com/thrasher-/gocryptotrader/common"
"github.com/thrasher-/gocryptotrader/currency/pair"
"github.com/thrasher-/gocryptotrader/exchanges"
"github.com/thrasher-/gocryptotrader/exchanges/orderbook"
"github.com/thrasher-/gocryptotrader/exchanges/ticker"
)
// Start starts the Poloniex go routine
func (po *Poloniex) Start(wg *sync.WaitGroup) {
wg.Add(1)
go func() {
po.Run()
wg.Done()
}()
}
// Run implements the Poloniex wrapper
func (po *Poloniex) Run() {
if po.Verbose {
log.Printf("%s Websocket: %s (url: %s).\n", po.GetName(), common.IsEnabled(po.Websocket), poloniexWebsocketAddress)
log.Printf("%s polling delay: %ds.\n", po.GetName(), po.RESTPollingDelay)
log.Printf("%s %d currencies enabled: %s.\n", po.GetName(), len(po.EnabledPairs), po.EnabledPairs)
}
if po.Websocket {
go po.WebsocketClient()
}
exchangeCurrencies, err := po.GetExchangeCurrencies()
if err != nil {
log.Printf("%s Failed to get available symbols.\n", po.GetName())
} else {
forceUpdate := false
if common.StringDataCompare(po.AvailablePairs, "BTC_USDT") {
log.Printf("%s contains invalid pair, forcing upgrade of available currencies.\n",
po.GetName())
forceUpdate = true
}
err = po.UpdateCurrencies(exchangeCurrencies, false, forceUpdate)
if err != nil {
log.Printf("%s Failed to update available currencies %s.\n", po.GetName(), err)
}
}
}
// UpdateTicker updates and returns the ticker for a currency pair
func (po *Poloniex) UpdateTicker(currencyPair pair.CurrencyPair, assetType string) (ticker.Price, error) {
var tickerPrice ticker.Price
tick, err := po.GetTicker()
if err != nil {
return tickerPrice, err
}
for _, x := range po.GetEnabledCurrencies() {
var tp ticker.Price
curr := exchange.FormatExchangeCurrency(po.GetName(), x).String()
tp.Pair = x
tp.Ask = tick[curr].LowestAsk
tp.Bid = tick[curr].HighestBid
tp.High = tick[curr].High24Hr
tp.Last = tick[curr].Last
tp.Low = tick[curr].Low24Hr
tp.Volume = tick[curr].BaseVolume
ticker.ProcessTicker(po.GetName(), x, tp, assetType)
}
return ticker.GetTicker(po.Name, currencyPair, assetType)
}
// GetTickerPrice returns the ticker for a currency pair
func (po *Poloniex) GetTickerPrice(currencyPair pair.CurrencyPair, assetType string) (ticker.Price, error) {
tickerNew, err := ticker.GetTicker(po.GetName(), currencyPair, assetType)
if err != nil {
return po.UpdateTicker(currencyPair, assetType)
}
return tickerNew, nil
}
// GetOrderbookEx returns orderbook base on the currency pair
func (po *Poloniex) GetOrderbookEx(currencyPair pair.CurrencyPair, assetType string) (orderbook.Base, error) {
ob, err := orderbook.GetOrderbook(po.GetName(), currencyPair, assetType)
if err != nil {
return po.UpdateOrderbook(currencyPair, assetType)
}
return ob, nil
}
// UpdateOrderbook updates and returns the orderbook for a currency pair
func (po *Poloniex) UpdateOrderbook(currencyPair pair.CurrencyPair, assetType string) (orderbook.Base, error) {
var orderBook orderbook.Base
orderbookNew, err := po.GetOrderbook("", 1000)
if err != nil {
return orderBook, err
}
for _, x := range po.GetEnabledCurrencies() {
currency := exchange.FormatExchangeCurrency(po.Name, x).String()
data, ok := orderbookNew.Data[currency]
if !ok {
continue
}
orderBook.Pair = x
var obItems []orderbook.Item
for y := range data.Bids {
obData := data.Bids[y]
obItems = append(obItems, orderbook.Item{Amount: obData.Amount, Price: obData.Price})
}
orderBook.Bids = obItems
obItems = []orderbook.Item{}
for y := range data.Asks {
obData := data.Asks[y]
obItems = append(obItems, orderbook.Item{Amount: obData.Amount, Price: obData.Price})
}
orderBook.Asks = obItems
orderbook.ProcessOrderbook(po.Name, x, orderBook, assetType)
}
return orderbook.GetOrderbook(po.Name, currencyPair, assetType)
}
// GetExchangeAccountInfo retrieves balances for all enabled currencies for the
// Poloniex exchange
func (po *Poloniex) GetExchangeAccountInfo() (exchange.AccountInfo, error) {
var response exchange.AccountInfo
response.ExchangeName = po.GetName()
accountBalance, err := po.GetBalances()
if err != nil {
return response, err
}
for x, y := range accountBalance.Currency {
var exchangeCurrency exchange.AccountCurrencyInfo
exchangeCurrency.CurrencyName = x
exchangeCurrency.TotalValue = y
response.Currencies = append(response.Currencies, exchangeCurrency)
}
return response, nil
}
// GetExchangeFundTransferHistory returns funding history, deposits and
// withdrawals
func (po *Poloniex) GetExchangeFundTransferHistory() ([]exchange.FundHistory, error) {
var fundHistory []exchange.FundHistory
return fundHistory, errors.New("not supported on exchange")
}
// GetExchangeHistory returns historic trade data since exchange opening.
func (po *Poloniex) GetExchangeHistory(p pair.CurrencyPair, assetType string) ([]exchange.TradeHistory, error) {
var resp []exchange.TradeHistory
return resp, errors.New("trade history not yet implemented")
}
// SubmitExchangeOrder submits a new order
func (po *Poloniex) SubmitExchangeOrder(p pair.CurrencyPair, side exchange.OrderSide, orderType exchange.OrderType, amount, price float64, clientID string) (int64, error) {
return 0, errors.New("not yet implemented")
}
// ModifyExchangeOrder will allow of changing orderbook placement and limit to
// market conversion
func (po *Poloniex) ModifyExchangeOrder(orderID int64, action exchange.ModifyOrder) (int64, error) {
return 0, errors.New("not yet implemented")
}
// CancelExchangeOrder cancels an order by its corresponding ID number
func (po *Poloniex) CancelExchangeOrder(orderID int64) error {
return errors.New("not yet implemented")
}
// CancelAllExchangeOrders cancels all orders associated with a currency pair
func (po *Poloniex) CancelAllExchangeOrders() error {
return errors.New("not yet implemented")
}
// GetExchangeOrderInfo returns information on a current open order
func (po *Poloniex) GetExchangeOrderInfo(orderID int64) (exchange.OrderDetail, error) {
var orderDetail exchange.OrderDetail
return orderDetail, errors.New("not yet implemented")
}
// GetExchangeDepositAddress returns a deposit address for a specified currency
func (po *Poloniex) GetExchangeDepositAddress(cryptocurrency pair.CurrencyItem) (string, error) {
return "", errors.New("not yet implemented")
}
// WithdrawCryptoExchangeFunds returns a withdrawal ID when a withdrawal is
// submitted
func (po *Poloniex) WithdrawCryptoExchangeFunds(address string, cryptocurrency pair.CurrencyItem, amount float64) (string, error) {
return "", errors.New("not yet implemented")
}
// WithdrawFiatExchangeFunds returns a withdrawal ID when a
// withdrawal is submitted
func (po *Poloniex) WithdrawFiatExchangeFunds(currency pair.CurrencyItem, amount float64) (string, error) {
return "", errors.New("not yet implemented")
}
// WithdrawFiatExchangeFundsToInternationalBank returns a withdrawal ID when a
// withdrawal is submitted
func (po *Poloniex) WithdrawFiatExchangeFundsToInternationalBank(currency pair.CurrencyItem, amount float64) (string, error) {
return "", errors.New("not yet implemented")
}