Files
gocryptotrader/exchanges/binance/binance_wrapper.go
Adam 504c2fad6d Feature: Implement funding rates, futures and coin margin (exchange API coverage) (#530)
* ALMOST THERE

* more api wips

* more api thingz

* testing n more api wipz

* more apiz

* more wips

* what is goin on

* more wips

* whip n testing

* testing

* testing

no keys

* remove log

* kraken is broken

ugh

* still broken

* fixing auth funcs + usdtm api docs

* wip

* api stuffs

* whip

* more wips

* whip

* more wip

* api wip n testing

* wip

* wip

* unsaved

* wip n testing

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* whip

* wrapper authenticated functions

* adding asset type and fixing dependencies

* wip

* binance auth wrapper start

* wrapper functionality

* wip

* wip

* wip

* wrapper cancel functions

* order submission for wrappers

* wip

* more error fixing and nits

* websocket beginning n error fix

* wip

* WOW

* glorious n shazzy nits

* useless nits

* wip

* fixing things

* merge stuffs

* crapveyor

* crapveyor rebuild

* probably broke more things than he fixed

* rm lns n other thangs

* hope

* please

* stop it

* done

* ofcourse

* rm vb

* fix lbank

* appveyor please

* float lev

* DONT ASK RYAN FOR HELP EVER

* wip

* wip

* endpoint upgrades continued

* path upgrade

* NeeeNeeeNeeeNeeeNING

* fix stuffs

* fixing time issue

* fixing broken funcs

* glorious nits

* shaz changes

* fixing errors for fundmon

* more error fixing for fundmon

* test running past 30s

* basic changes

* THX AGAIN SHAZBERT

* path system upgrade

* config upgrade

* unsaved stuffs

* broken wip config upgrade

* path system upgrade contd.

* path system upgrade contd

* path upgrade ready for review

* testing verbose removed

* linter stuffs

* appveyor stuffs

* appveyor stuff

* fixed?

* bugfix

* wip

* broken stuff

* fix test

* wierd hack fix

* appveyor pls stop

* error found

* more useless nits

* bitmex err

* broken wip

* broken wip path upgrade change to uint32

* changed url lookups to uint

* WOW

* ready4review

* config fixed HOPEFULLY

* config fix and glorious changes

* efficient way of getting orders and open orders

* binance wrapper logic fixing

* testing, adding tests and fixing lot of errrrrs

* merge master

* appveyor stuffs

* appveyor stuffs

* fmt

* test

* octalLiteral issue fix?

* octalLiteral fix?

* rm vb

* prnt ln to restart

* adding testz

* test fixzzz

* READY FOR REVIEW

* Actually ready now

* FORMATTING

* addressing shazzy n glorious nits

* crapveyor

* rm vb

* small change

* fixing err

* shazbert nits

* review changes

* requested changes

* more requested changes

* noo

* last nit fixes

* restart appveyor

* improving test cov

* Update .golangci.yml

* shazbert changes

* moving pair formatting

* format pair update wip

* path upgrade complete

* error fix

* appveyor linters

* more linters

* remove testexch

* more formatting changes

* changes

* shazbert changes

* checking older requested changes to ensure completion

* wip

* fixing broken code

* error fix

* all fixed

* additional changes

* more changes

* remove commented code

* ftx margin api

* appveyor fixes

* more appveyor issues + test addition

* more appveyor issues + test addition

* remove unnecessary

* testing

* testing, fixing okex api, error fix

* git merge fix

* go sum

* glorious changes and error fix

* rm vb

* more glorious changes and go mod tidy

* fixed now

* okex testing upgrade

* old config migration and batch fetching fix

* added test

* glorious requested changes WIP

* tested and fixed

* go fmted

* go fmt and test fix

* additional funcs and tests for fundingRates

* OKEX tested and fixed

* appveyor fixes

* ineff assign

* 1 glorious change

* error fix

* typo

* shazbert changes

* glorious code changes and path fixing huobi WIP

* adding assetType to accountinfo functions

* fixing panic

* panic fix and updating account info wrappers WIP

* updateaccountinfo updated

* testing WIP binance USDT n Coin Margined and Kraken Futures

* auth functions tested and fixed

* added test

* config reverted

* shazbert and glorious changes

* shazbert and glorious changes

* latest changes and portfolio update

* go fmt change:

* remove commented codes

* improved error checking

* index out of range fix

* rm ln

* critical nit

* glorious latest changes

* appveyor changes

* shazbert change

* easier readability

* latest glorious changes

* shadow dec

* assetstore updated

* last change

* another last change

* merge changes

* go mod tidy

* thrasher requested changes wip

* improving struct layouts

* appveyor go fmt

* remove unnecessary code

* shazbert changes

* small change

* oopsie

* tidy

* configtest reverted

* error fix

* oopsie

* for what

* test patch fix

* insecurities

* fixing tests

* fix config
2021-02-12 16:19:18 +11:00

1571 lines
45 KiB
Go

package binance
import (
"errors"
"fmt"
"sort"
"strconv"
"strings"
"sync"
"time"
"github.com/thrasher-corp/gocryptotrader/common"
"github.com/thrasher-corp/gocryptotrader/common/convert"
"github.com/thrasher-corp/gocryptotrader/config"
"github.com/thrasher-corp/gocryptotrader/currency"
exchange "github.com/thrasher-corp/gocryptotrader/exchanges"
"github.com/thrasher-corp/gocryptotrader/exchanges/account"
"github.com/thrasher-corp/gocryptotrader/exchanges/asset"
"github.com/thrasher-corp/gocryptotrader/exchanges/kline"
"github.com/thrasher-corp/gocryptotrader/exchanges/order"
"github.com/thrasher-corp/gocryptotrader/exchanges/orderbook"
"github.com/thrasher-corp/gocryptotrader/exchanges/protocol"
"github.com/thrasher-corp/gocryptotrader/exchanges/request"
"github.com/thrasher-corp/gocryptotrader/exchanges/stream"
"github.com/thrasher-corp/gocryptotrader/exchanges/ticker"
"github.com/thrasher-corp/gocryptotrader/exchanges/trade"
"github.com/thrasher-corp/gocryptotrader/log"
"github.com/thrasher-corp/gocryptotrader/portfolio/withdraw"
)
// GetDefaultConfig returns a default exchange config
func (b *Binance) GetDefaultConfig() (*config.ExchangeConfig, error) {
b.SetDefaults()
exchCfg := new(config.ExchangeConfig)
exchCfg.Name = b.Name
exchCfg.HTTPTimeout = exchange.DefaultHTTPTimeout
exchCfg.BaseCurrencies = b.BaseCurrencies
err := b.SetupDefaults(exchCfg)
if err != nil {
return nil, err
}
if b.Features.Supports.RESTCapabilities.AutoPairUpdates {
err = b.UpdateTradablePairs(true)
if err != nil {
return nil, err
}
}
return exchCfg, nil
}
// SetDefaults sets the basic defaults for Binance
func (b *Binance) SetDefaults() {
b.Name = "Binance"
b.Enabled = true
b.Verbose = true
b.API.CredentialsValidator.RequiresKey = true
b.API.CredentialsValidator.RequiresSecret = true
b.SetValues()
fmt1 := currency.PairStore{
RequestFormat: &currency.PairFormat{Uppercase: true},
ConfigFormat: &currency.PairFormat{
Delimiter: currency.DashDelimiter,
Uppercase: true,
},
}
coinFutures := currency.PairStore{
RequestFormat: &currency.PairFormat{
Uppercase: true,
Delimiter: currency.UnderscoreDelimiter,
},
ConfigFormat: &currency.PairFormat{
Uppercase: true,
Delimiter: currency.UnderscoreDelimiter,
},
}
usdtFutures := currency.PairStore{
RequestFormat: &currency.PairFormat{
Uppercase: true,
},
ConfigFormat: &currency.PairFormat{
Uppercase: true,
},
}
err := b.StoreAssetPairFormat(asset.Spot, fmt1)
if err != nil {
log.Errorln(log.ExchangeSys, err)
}
err = b.StoreAssetPairFormat(asset.Margin, fmt1)
if err != nil {
log.Errorln(log.ExchangeSys, err)
}
err = b.StoreAssetPairFormat(asset.CoinMarginedFutures, coinFutures)
if err != nil {
log.Errorln(log.ExchangeSys, err)
}
err = b.StoreAssetPairFormat(asset.USDTMarginedFutures, usdtFutures)
if err != nil {
log.Errorln(log.ExchangeSys, err)
}
b.Features = exchange.Features{
Supports: exchange.FeaturesSupported{
REST: true,
Websocket: true,
RESTCapabilities: protocol.Features{
TickerBatching: true,
TickerFetching: true,
KlineFetching: true,
OrderbookFetching: true,
AutoPairUpdates: true,
AccountInfo: true,
CryptoDeposit: true,
CryptoWithdrawal: true,
GetOrder: true,
GetOrders: true,
CancelOrders: true,
CancelOrder: true,
SubmitOrder: true,
DepositHistory: true,
WithdrawalHistory: true,
TradeFetching: true,
UserTradeHistory: true,
TradeFee: true,
CryptoWithdrawalFee: true,
},
WebsocketCapabilities: protocol.Features{
TradeFetching: true,
TickerFetching: true,
KlineFetching: true,
OrderbookFetching: true,
AuthenticatedEndpoints: true,
AccountInfo: true,
GetOrder: true,
GetOrders: true,
Subscribe: true,
Unsubscribe: true,
},
WithdrawPermissions: exchange.AutoWithdrawCrypto |
exchange.NoFiatWithdrawals,
Kline: kline.ExchangeCapabilitiesSupported{
DateRanges: true,
Intervals: true,
},
},
Enabled: exchange.FeaturesEnabled{
AutoPairUpdates: true,
Kline: kline.ExchangeCapabilitiesEnabled{
Intervals: map[string]bool{
kline.OneMin.Word(): true,
kline.ThreeMin.Word(): true,
kline.FiveMin.Word(): true,
kline.FifteenMin.Word(): true,
kline.ThirtyMin.Word(): true,
kline.OneHour.Word(): true,
kline.TwoHour.Word(): true,
kline.FourHour.Word(): true,
kline.SixHour.Word(): true,
kline.EightHour.Word(): true,
kline.TwelveHour.Word(): true,
kline.OneDay.Word(): true,
kline.ThreeDay.Word(): true,
kline.OneWeek.Word(): true,
kline.OneMonth.Word(): true,
},
ResultLimit: 1000,
},
},
}
b.Requester = request.New(b.Name,
common.NewHTTPClientWithTimeout(exchange.DefaultHTTPTimeout),
request.WithLimiter(SetRateLimit()))
b.API.Endpoints = b.NewEndpoints()
err = b.API.Endpoints.SetDefaultEndpoints(map[exchange.URL]string{
exchange.RestSpot: spotAPIURL,
exchange.RestSpotSupplementary: apiURL,
exchange.RestUSDTMargined: ufuturesAPIURL,
exchange.RestCoinMargined: cfuturesAPIURL,
exchange.EdgeCase1: "https://www.binance.com",
exchange.WebsocketSpot: binanceDefaultWebsocketURL,
})
if err != nil {
log.Errorln(log.ExchangeSys, err)
}
b.Websocket = stream.New()
b.WebsocketResponseMaxLimit = exchange.DefaultWebsocketResponseMaxLimit
b.WebsocketResponseCheckTimeout = exchange.DefaultWebsocketResponseCheckTimeout
b.WebsocketOrderbookBufferLimit = exchange.DefaultWebsocketOrderbookBufferLimit
}
// Setup takes in the supplied exchange configuration details and sets params
func (b *Binance) Setup(exch *config.ExchangeConfig) error {
if !exch.Enabled {
return nil
}
err := b.SetupDefaults(exch)
if err != nil {
return err
}
ePoint, err := b.API.Endpoints.GetURL(exchange.WebsocketSpot)
if err != nil {
return err
}
err = b.Websocket.Setup(&stream.WebsocketSetup{
Enabled: exch.Features.Enabled.Websocket,
Verbose: exch.Verbose,
AuthenticatedWebsocketAPISupport: exch.API.AuthenticatedWebsocketSupport,
WebsocketTimeout: exch.WebsocketTrafficTimeout,
DefaultURL: binanceDefaultWebsocketURL,
ExchangeName: exch.Name,
RunningURL: ePoint,
Connector: b.WsConnect,
Subscriber: b.Subscribe,
UnSubscriber: b.Unsubscribe,
GenerateSubscriptions: b.GenerateSubscriptions,
Features: &b.Features.Supports.WebsocketCapabilities,
OrderbookBufferLimit: exch.OrderbookConfig.WebsocketBufferLimit,
BufferEnabled: exch.OrderbookConfig.WebsocketBufferEnabled,
SortBuffer: true,
SortBufferByUpdateIDs: true,
})
if err != nil {
return err
}
return b.Websocket.SetupNewConnection(stream.ConnectionSetup{
ResponseCheckTimeout: exch.WebsocketResponseCheckTimeout,
ResponseMaxLimit: exch.WebsocketResponseMaxLimit,
})
}
// Start starts the Binance go routine
func (b *Binance) Start(wg *sync.WaitGroup) {
wg.Add(1)
go func() {
b.Run()
wg.Done()
}()
}
// Run implements the Binance wrapper
func (b *Binance) Run() {
if b.Verbose {
log.Debugf(log.ExchangeSys,
"%s Websocket: %s. (url: %s).\n",
b.Name,
common.IsEnabled(b.Websocket.IsEnabled()),
b.Websocket.GetWebsocketURL())
b.PrintEnabledPairs()
}
forceUpdate := false
format, err := b.GetPairFormat(asset.Spot, false)
if err != nil {
log.Errorf(log.ExchangeSys, "%s failed to get enabled currencies. Err %s\n",
b.Name,
err)
return
}
pairs, err := b.GetEnabledPairs(asset.Spot)
if err != nil {
log.Errorf(log.ExchangeSys, "%s failed to get enabled currencies. Err %s\n",
b.Name,
err)
return
}
avail, err := b.GetAvailablePairs(asset.Spot)
if err != nil {
log.Errorf(log.ExchangeSys, "%s failed to get available currencies. Err %s\n",
b.Name,
err)
return
}
if !common.StringDataContains(pairs.Strings(), format.Delimiter) ||
!common.StringDataContains(avail.Strings(), format.Delimiter) {
var enabledPairs currency.Pairs
enabledPairs, err = currency.NewPairsFromStrings([]string{
currency.BTC.String() +
format.Delimiter +
currency.USDT.String()})
if err != nil {
log.Errorf(log.ExchangeSys, "%s failed to update currencies. Err %s\n",
b.Name,
err)
} else {
log.Warn(log.ExchangeSys,
"Available pairs for Binance reset due to config upgrade, please enable the ones you would like to use again")
forceUpdate = true
err = b.UpdatePairs(enabledPairs, asset.Spot, true, true)
if err != nil {
log.Errorf(log.ExchangeSys,
"%s failed to update currencies. Err: %s\n",
b.Name,
err)
}
}
}
if !b.GetEnabledFeatures().AutoPairUpdates && !forceUpdate {
return
}
err = b.UpdateTradablePairs(forceUpdate)
if err != nil {
log.Errorf(log.ExchangeSys,
"%s failed to update tradable pairs. Err: %s",
b.Name,
err)
}
}
// FetchTradablePairs returns a list of the exchanges tradable pairs
func (b *Binance) FetchTradablePairs(a asset.Item) ([]string, error) {
if !b.SupportsAsset(a) {
return nil, fmt.Errorf("asset type of %s is not supported by %s", a, b.Name)
}
var pairs []string
switch a {
case asset.Spot, asset.Margin:
info, err := b.GetExchangeInfo()
if err != nil {
return nil, err
}
format, err := b.GetPairFormat(a, false)
if err != nil {
return nil, err
}
for x := range info.Symbols {
if info.Symbols[x].Status == "TRADING" {
pair := info.Symbols[x].BaseAsset +
format.Delimiter +
info.Symbols[x].QuoteAsset
if a == asset.Spot && info.Symbols[x].IsSpotTradingAllowed {
pairs = append(pairs, pair)
}
if a == asset.Margin && info.Symbols[x].IsMarginTradingAllowed {
pairs = append(pairs, pair)
}
}
}
case asset.CoinMarginedFutures:
cInfo, err := b.FuturesExchangeInfo()
if err != nil {
return pairs, nil
}
for z := range cInfo.Symbols {
if cInfo.Symbols[z].ContractStatus == "TRADING" {
pairs = append(pairs, cInfo.Symbols[z].Symbol)
}
}
case asset.USDTMarginedFutures:
uInfo, err := b.UExchangeInfo()
if err != nil {
return pairs, nil
}
for u := range uInfo.Symbols {
if uInfo.Symbols[u].Status == "TRADING" {
pairs = append(pairs, uInfo.Symbols[u].Symbol)
}
}
}
return pairs, nil
}
// UpdateTradablePairs updates the exchanges available pairs and stores
// them in the exchanges config
func (b *Binance) UpdateTradablePairs(forceUpdate bool) error {
assetTypes := b.GetAssetTypes()
for i := range assetTypes {
p, err := b.FetchTradablePairs(assetTypes[i])
if err != nil {
return err
}
pairs, err := currency.NewPairsFromStrings(p)
if err != nil {
return err
}
err = b.UpdatePairs(pairs, assetTypes[i], false, forceUpdate)
if err != nil {
return err
}
}
return nil
}
// UpdateTicker updates and returns the ticker for a currency pair
func (b *Binance) UpdateTicker(p currency.Pair, assetType asset.Item) (*ticker.Price, error) {
switch assetType {
case asset.Spot, asset.Margin:
tick, err := b.GetTickers()
if err != nil {
return nil, err
}
for y := range tick {
cp, err := currency.NewPairFromString(tick[y].Symbol)
if err != nil {
return nil, err
}
err = ticker.ProcessTicker(&ticker.Price{
Last: tick[y].LastPrice,
High: tick[y].HighPrice,
Low: tick[y].LowPrice,
Bid: tick[y].BidPrice,
Ask: tick[y].AskPrice,
Volume: tick[y].Volume,
QuoteVolume: tick[y].QuoteVolume,
Open: tick[y].OpenPrice,
Close: tick[y].PrevClosePrice,
Pair: cp,
ExchangeName: b.Name,
AssetType: assetType,
})
if err != nil {
return nil, err
}
}
case asset.USDTMarginedFutures:
tick, err := b.U24HTickerPriceChangeStats(currency.Pair{})
if err != nil {
return nil, err
}
for y := range tick {
cp, err := currency.NewPairFromString(tick[y].Symbol)
if err != nil {
return nil, err
}
err = ticker.ProcessTicker(&ticker.Price{
Last: tick[y].LastPrice,
High: tick[y].HighPrice,
Low: tick[y].LowPrice,
Volume: tick[y].Volume,
QuoteVolume: tick[y].QuoteVolume,
Open: tick[y].OpenPrice,
Close: tick[y].PrevClosePrice,
Pair: cp,
ExchangeName: b.Name,
AssetType: assetType,
})
if err != nil {
return nil, err
}
}
case asset.CoinMarginedFutures:
tick, err := b.GetFuturesSwapTickerChangeStats(currency.Pair{}, "")
if err != nil {
return nil, err
}
for y := range tick {
cp, err := currency.NewPairFromString(tick[y].Symbol)
if err != nil {
return nil, err
}
err = ticker.ProcessTicker(&ticker.Price{
Last: tick[y].LastPrice,
High: tick[y].HighPrice,
Low: tick[y].LowPrice,
Volume: tick[y].Volume,
QuoteVolume: tick[y].QuoteVolume,
Open: tick[y].OpenPrice,
Close: tick[y].PrevClosePrice,
Pair: cp,
ExchangeName: b.Name,
AssetType: assetType,
})
if err != nil {
return nil, err
}
}
default:
return nil, fmt.Errorf("assetType not supported: %v", assetType)
}
return ticker.GetTicker(b.Name, p, assetType)
}
// FetchTicker returns the ticker for a currency pair
func (b *Binance) FetchTicker(p currency.Pair, assetType asset.Item) (*ticker.Price, error) {
fPair, err := b.FormatExchangeCurrency(p, assetType)
if err != nil {
return nil, err
}
tickerNew, err := ticker.GetTicker(b.Name, fPair, assetType)
if err != nil {
return b.UpdateTicker(p, assetType)
}
return tickerNew, nil
}
// FetchOrderbook returns orderbook base on the currency pair
func (b *Binance) FetchOrderbook(p currency.Pair, assetType asset.Item) (*orderbook.Base, error) {
ob, err := orderbook.Get(b.Name, p, assetType)
if err != nil {
return b.UpdateOrderbook(p, assetType)
}
return ob, nil
}
// UpdateOrderbook updates and returns the orderbook for a currency pair
func (b *Binance) UpdateOrderbook(p currency.Pair, assetType asset.Item) (*orderbook.Base, error) {
book := &orderbook.Base{
ExchangeName: b.Name,
Pair: p,
AssetType: assetType,
VerificationBypass: b.OrderbookVerificationBypass,
}
var orderbookNew OrderBook
var err error
switch assetType {
case asset.Spot, asset.Margin:
orderbookNew, err = b.GetOrderBook(OrderBookDataRequestParams{
Symbol: p,
Limit: 1000})
case asset.USDTMarginedFutures:
orderbookNew, err = b.UFuturesOrderbook(p, 1000)
case asset.CoinMarginedFutures:
orderbookNew, err = b.GetFuturesOrderbook(p, 1000)
}
if err != nil {
return book, err
}
for x := range orderbookNew.Bids {
book.Bids = append(book.Bids, orderbook.Item{
Amount: orderbookNew.Bids[x].Quantity,
Price: orderbookNew.Bids[x].Price,
})
}
for x := range orderbookNew.Asks {
book.Asks = append(book.Asks, orderbook.Item{
Amount: orderbookNew.Asks[x].Quantity,
Price: orderbookNew.Asks[x].Price,
})
}
err = book.Process()
if err != nil {
return book, err
}
return orderbook.Get(b.Name, p, assetType)
}
// UpdateAccountInfo retrieves balances for all enabled currencies for the
// Binance exchange
func (b *Binance) UpdateAccountInfo(assetType asset.Item) (account.Holdings, error) {
var info account.Holdings
var acc account.SubAccount
info.Exchange = b.Name
switch assetType {
case asset.Spot:
raw, err := b.GetAccount()
if err != nil {
return info, err
}
var currencyBalance []account.Balance
for i := range raw.Balances {
freeCurrency, parseErr := strconv.ParseFloat(raw.Balances[i].Free, 64)
if parseErr != nil {
return info, parseErr
}
lockedCurrency, parseErr := strconv.ParseFloat(raw.Balances[i].Locked, 64)
if parseErr != nil {
return info, parseErr
}
currencyBalance = append(currencyBalance, account.Balance{
CurrencyName: currency.NewCode(raw.Balances[i].Asset),
TotalValue: freeCurrency + lockedCurrency,
Hold: freeCurrency,
})
}
acc.Currencies = currencyBalance
case asset.CoinMarginedFutures:
accData, err := b.GetFuturesAccountInfo()
if err != nil {
return info, err
}
var currencyDetails []account.Balance
for i := range accData.Assets {
currencyDetails = append(currencyDetails, account.Balance{
CurrencyName: currency.NewCode(accData.Assets[i].Asset),
TotalValue: accData.Assets[i].WalletBalance,
Hold: accData.Assets[i].WalletBalance - accData.Assets[i].MarginBalance,
})
}
acc.Currencies = currencyDetails
case asset.USDTMarginedFutures:
accData, err := b.UAccountBalanceV2()
if err != nil {
return info, err
}
var currencyDetails []account.Balance
for i := range accData {
currencyDetails = append(currencyDetails, account.Balance{
CurrencyName: currency.NewCode(accData[i].Asset),
TotalValue: accData[i].Balance,
Hold: accData[i].Balance - accData[i].AvailableBalance,
})
}
acc.Currencies = currencyDetails
default:
return info, fmt.Errorf("%v assetType not supported", assetType)
}
acc.AssetType = assetType
info.Accounts = append(info.Accounts, acc)
err := account.Process(&info)
if err != nil {
return account.Holdings{}, err
}
return info, nil
}
// FetchAccountInfo retrieves balances for all enabled currencies
func (b *Binance) FetchAccountInfo(assetType asset.Item) (account.Holdings, error) {
acc, err := account.GetHoldings(b.Name, assetType)
if err != nil {
return b.UpdateAccountInfo(assetType)
}
return acc, nil
}
// GetFundingHistory returns funding history, deposits and
// withdrawals
func (b *Binance) GetFundingHistory() ([]exchange.FundHistory, error) {
return nil, common.ErrFunctionNotSupported
}
// GetWithdrawalsHistory returns previous withdrawals data
func (b *Binance) GetWithdrawalsHistory(c currency.Code) (resp []exchange.WithdrawalHistory, err error) {
w, err := b.WithdrawStatus(c, "", 0, 0)
if err != nil {
return nil, err
}
for i := range w {
resp = append(resp, exchange.WithdrawalHistory{
Status: strconv.FormatInt(w[i].Status, 10),
TransferID: w[i].ID,
Currency: w[i].Asset,
Amount: w[i].Amount,
Fee: w[i].TransactionFee,
CryptoToAddress: w[i].Address,
CryptoTxID: w[i].TxID,
Timestamp: time.Unix(w[i].ApplyTime/1000, 0),
})
}
return resp, nil
}
// GetRecentTrades returns the most recent trades for a currency and asset
func (b *Binance) GetRecentTrades(p currency.Pair, assetType asset.Item) ([]trade.Data, error) {
var resp []trade.Data
limit := 1000
tradeData, err := b.GetMostRecentTrades(RecentTradeRequestParams{p, limit})
if err != nil {
return nil, err
}
for i := range tradeData {
resp = append(resp, trade.Data{
TID: strconv.FormatInt(tradeData[i].ID, 10),
Exchange: b.Name,
CurrencyPair: p,
AssetType: assetType,
Price: tradeData[i].Price,
Amount: tradeData[i].Quantity,
Timestamp: tradeData[i].Time,
})
}
if b.IsSaveTradeDataEnabled() {
err := trade.AddTradesToBuffer(b.Name, resp...)
if err != nil {
return nil, err
}
}
sort.Sort(trade.ByDate(resp))
return resp, nil
}
// GetHistoricTrades returns historic trade data within the timeframe provided
func (b *Binance) GetHistoricTrades(p currency.Pair, a asset.Item, from, to time.Time) ([]trade.Data, error) {
req := AggregatedTradeRequestParams{
Symbol: p,
StartTime: from,
EndTime: to,
}
trades, err := b.GetAggregatedTrades(&req)
if err != nil {
return nil, err
}
var result []trade.Data
exName := b.GetName()
for i := range trades {
t := trades[i].toTradeData(p, exName, a)
result = append(result, *t)
}
return result, nil
}
func (a *AggregatedTrade) toTradeData(p currency.Pair, exchange string, aType asset.Item) *trade.Data {
return &trade.Data{
CurrencyPair: p,
TID: strconv.FormatInt(a.ATradeID, 10),
Amount: a.Quantity,
Exchange: exchange,
Price: a.Price,
Timestamp: a.TimeStamp,
AssetType: aType,
Side: order.AnySide,
}
}
// SubmitOrder submits a new order
func (b *Binance) SubmitOrder(s *order.Submit) (order.SubmitResponse, error) {
var submitOrderResponse order.SubmitResponse
if err := s.Validate(); err != nil {
return submitOrderResponse, err
}
switch s.AssetType {
case asset.Spot, asset.Margin:
var sideType string
if s.Side == order.Buy {
sideType = order.Buy.String()
} else {
sideType = order.Sell.String()
}
timeInForce := BinanceRequestParamsTimeGTC
var requestParamsOrderType RequestParamsOrderType
switch s.Type {
case order.Market:
timeInForce = ""
requestParamsOrderType = BinanceRequestParamsOrderMarket
case order.Limit:
requestParamsOrderType = BinanceRequestParamsOrderLimit
default:
submitOrderResponse.IsOrderPlaced = false
return submitOrderResponse, errors.New("unsupported order type")
}
var orderRequest = NewOrderRequest{
Symbol: s.Pair,
Side: sideType,
Price: s.Price,
Quantity: s.Amount,
TradeType: requestParamsOrderType,
TimeInForce: timeInForce,
}
response, err := b.NewOrder(&orderRequest)
if err != nil {
return submitOrderResponse, err
}
if response.OrderID > 0 {
submitOrderResponse.OrderID = strconv.FormatInt(response.OrderID, 10)
}
if response.ExecutedQty == response.OrigQty {
submitOrderResponse.FullyMatched = true
}
submitOrderResponse.IsOrderPlaced = true
for i := range response.Fills {
submitOrderResponse.Trades = append(submitOrderResponse.Trades, order.TradeHistory{
Price: response.Fills[i].Price,
Amount: response.Fills[i].Qty,
Fee: response.Fills[i].Commission,
FeeAsset: response.Fills[i].CommissionAsset,
})
}
case asset.CoinMarginedFutures:
var reqSide string
switch s.Side {
case order.Buy:
reqSide = "BUY"
case order.Sell:
reqSide = "SELL"
default:
return submitOrderResponse, fmt.Errorf("invalid side")
}
var oType string
switch s.Type {
case order.Limit:
oType = "LIMIT"
case order.Market:
oType = "MARKET"
case order.Stop:
oType = "STOP"
case order.TakeProfit:
oType = "TAKE_PROFIT"
case order.StopMarket:
oType = "STOP_MARKET"
case order.TakeProfitMarket:
oType = "TAKE_PROFIT_MARKET"
case order.TrailingStop:
oType = "TRAILING_STOP_MARKET"
default:
return submitOrderResponse, errors.New("invalid type, check api docs for updates")
}
order, err := b.FuturesNewOrder(s.Pair, reqSide,
"", oType, "GTC", "",
s.ClientOrderID, "", "",
s.Amount, s.Price, 0, 0, 0, s.ReduceOnly)
if err != nil {
return submitOrderResponse, err
}
submitOrderResponse.OrderID = strconv.FormatInt(order.OrderID, 10)
submitOrderResponse.IsOrderPlaced = true
case asset.USDTMarginedFutures:
var reqSide string
switch s.Side {
case order.Buy:
reqSide = "BUY"
case order.Sell:
reqSide = "SELL"
default:
return submitOrderResponse, fmt.Errorf("invalid side")
}
var oType string
switch s.Type {
case order.Limit:
oType = "LIMIT"
case order.Market:
oType = "MARKET"
case order.Stop:
oType = "STOP"
case order.TakeProfit:
oType = "TAKE_PROFIT"
case order.StopMarket:
oType = "STOP_MARKET"
case order.TakeProfitMarket:
oType = "TAKE_PROFIT_MARKET"
case order.TrailingStop:
oType = "TRAILING_STOP_MARKET"
default:
return submitOrderResponse, errors.New("invalid type, check api docs for updates")
}
order, err := b.UFuturesNewOrder(s.Pair, reqSide,
"", oType, "GTC", "",
s.ClientOrderID, "", "",
s.Amount, s.Price, 0, 0, 0, s.ReduceOnly)
if err != nil {
return submitOrderResponse, err
}
submitOrderResponse.OrderID = strconv.FormatInt(order.OrderID, 10)
submitOrderResponse.IsOrderPlaced = true
default:
return submitOrderResponse, fmt.Errorf("assetType not supported")
}
return submitOrderResponse, nil
}
// ModifyOrder will allow of changing orderbook placement and limit to
// market conversion
func (b *Binance) ModifyOrder(action *order.Modify) (string, error) {
return "", common.ErrFunctionNotSupported
}
// CancelOrder cancels an order by its corresponding ID number
func (b *Binance) CancelOrder(o *order.Cancel) error {
if err := o.Validate(o.StandardCancel()); err != nil {
return err
}
switch o.AssetType {
case asset.Spot, asset.Margin:
orderIDInt, err := strconv.ParseInt(o.ID, 10, 64)
if err != nil {
return err
}
_, err = b.CancelExistingOrder(o.Pair,
orderIDInt,
o.AccountID)
if err != nil {
return err
}
case asset.CoinMarginedFutures:
_, err := b.FuturesCancelOrder(o.Pair, o.ID, "")
if err != nil {
return err
}
case asset.USDTMarginedFutures:
_, err := b.UCancelOrder(o.Pair, o.ID, "")
if err != nil {
return err
}
}
return nil
}
// CancelBatchOrders cancels an orders by their corresponding ID numbers
func (b *Binance) CancelBatchOrders(o []order.Cancel) (order.CancelBatchResponse, error) {
return order.CancelBatchResponse{}, common.ErrNotYetImplemented
}
// CancelAllOrders cancels all orders associated with a currency pair
func (b *Binance) CancelAllOrders(req *order.Cancel) (order.CancelAllResponse, error) {
var cancelAllOrdersResponse order.CancelAllResponse
cancelAllOrdersResponse.Status = make(map[string]string)
switch req.AssetType {
case asset.Spot, asset.Margin:
openOrders, err := b.OpenOrders(&req.Pair)
if err != nil {
return cancelAllOrdersResponse, err
}
for i := range openOrders {
_, err = b.CancelExistingOrder(req.Pair,
openOrders[i].OrderID,
"")
if err != nil {
cancelAllOrdersResponse.Status[strconv.FormatInt(openOrders[i].OrderID, 10)] = err.Error()
}
}
case asset.CoinMarginedFutures:
if req.Pair.IsEmpty() {
enabledPairs, err := b.GetEnabledPairs(asset.CoinMarginedFutures)
if err != nil {
return cancelAllOrdersResponse, err
}
for i := range enabledPairs {
_, err = b.FuturesCancelAllOpenOrders(enabledPairs[i])
if err != nil {
return cancelAllOrdersResponse, err
}
}
} else {
_, err := b.FuturesCancelAllOpenOrders(req.Pair)
if err != nil {
return cancelAllOrdersResponse, err
}
}
case asset.USDTMarginedFutures:
if req.Pair.IsEmpty() {
enabledPairs, err := b.GetEnabledPairs(asset.USDTMarginedFutures)
if err != nil {
return cancelAllOrdersResponse, err
}
for i := range enabledPairs {
_, err = b.UCancelAllOpenOrders(enabledPairs[i])
if err != nil {
return cancelAllOrdersResponse, err
}
}
} else {
_, err := b.UCancelAllOpenOrders(req.Pair)
if err != nil {
return cancelAllOrdersResponse, err
}
}
default:
return cancelAllOrdersResponse, fmt.Errorf("assetType not supported: %v", req.AssetType)
}
return cancelAllOrdersResponse, nil
}
// GetOrderInfo returns information on a current open order
func (b *Binance) GetOrderInfo(orderID string, pair currency.Pair, assetType asset.Item) (order.Detail, error) {
var respData order.Detail
orderIDInt, err := strconv.ParseInt(orderID, 10, 64)
if err != nil {
return respData, err
}
switch assetType {
case asset.Spot:
orderIDInt64, err := convert.Int64FromString(orderID)
if err != nil {
return respData, err
}
resp, err := b.QueryOrder(pair, "", orderIDInt64)
if err != nil {
return respData, err
}
orderSide := order.Side(resp.Side)
status, err := order.StringToOrderStatus(resp.Status)
if err != nil {
return respData, err
}
orderType := order.Limit
if resp.Type == "MARKET" {
orderType = order.Market
}
return order.Detail{
Amount: resp.OrigQty,
Exchange: b.Name,
ID: strconv.FormatInt(resp.OrderID, 10),
Side: orderSide,
Type: orderType,
Pair: pair,
Cost: resp.CummulativeQuoteQty,
AssetType: assetType,
CloseTime: resp.UpdateTime,
Status: status,
Price: resp.Price,
ExecutedAmount: resp.ExecutedQty,
}, nil
case asset.CoinMarginedFutures:
orderData, err := b.GetAllFuturesOrders(pair, "", time.Time{}, time.Time{}, orderIDInt, 0)
if err != nil {
return respData, err
}
if len(orderData) != 1 {
return respData, fmt.Errorf("no orders received")
}
p, err := currency.NewPairFromString(orderData[0].Pair)
if err != nil {
return respData, err
}
var feeBuilder exchange.FeeBuilder
feeBuilder.Amount = orderData[0].ExecutedQty
feeBuilder.PurchasePrice = orderData[0].AvgPrice
feeBuilder.Pair = p
fee, err := b.GetFee(&feeBuilder)
if err != nil {
return respData, err
}
orderVars := compatibleOrderVars(orderData[0].Side, orderData[0].Status, orderData[0].OrderType)
respData.Amount = orderData[0].OrigQty
respData.AssetType = assetType
respData.ClientOrderID = orderData[0].ClientOrderID
respData.Exchange = b.Name
respData.ExecutedAmount = orderData[0].ExecutedQty
respData.Fee = fee
respData.ID = orderID
respData.Pair = p
respData.Price = orderData[0].Price
respData.RemainingAmount = orderData[0].OrigQty - orderData[0].ExecutedQty
respData.Side = orderVars.Side
respData.Status = orderVars.Status
respData.Type = orderVars.OrderType
case asset.USDTMarginedFutures:
orderData, err := b.UAllAccountOrders(currency.Pair{}, 0, 0, time.Time{}, time.Time{})
if err != nil {
return respData, err
}
if len(orderData) != 1 {
return respData, fmt.Errorf("invalid data received")
}
p, err := currency.NewPairFromString(orderData[0].Symbol)
if err != nil {
return respData, err
}
var feeBuilder exchange.FeeBuilder
feeBuilder.Amount = orderData[0].ExecutedQty
feeBuilder.PurchasePrice = orderData[0].AvgPrice
feeBuilder.Pair = p
fee, err := b.GetFee(&feeBuilder)
if err != nil {
return respData, err
}
orderVars := compatibleOrderVars(orderData[0].Side, orderData[0].Status, orderData[0].OrderType)
respData.Amount = orderData[0].OrigQty
respData.AssetType = assetType
respData.ClientOrderID = orderData[0].ClientOrderID
respData.Exchange = b.Name
respData.ExecutedAmount = orderData[0].ExecutedQty
respData.Fee = fee
respData.ID = orderID
respData.Pair = p
respData.Price = orderData[0].Price
respData.RemainingAmount = orderData[0].OrigQty - orderData[0].ExecutedQty
respData.Side = orderVars.Side
respData.Status = orderVars.Status
respData.Type = orderVars.OrderType
default:
return respData, fmt.Errorf("assetType %s not supported", assetType)
}
return respData, nil
}
// GetDepositAddress returns a deposit address for a specified currency
func (b *Binance) GetDepositAddress(cryptocurrency currency.Code, _ string) (string, error) {
return b.GetDepositAddressForCurrency(cryptocurrency.String())
}
// WithdrawCryptocurrencyFunds returns a withdrawal ID when a withdrawal is
// submitted
func (b *Binance) WithdrawCryptocurrencyFunds(withdrawRequest *withdraw.Request) (*withdraw.ExchangeResponse, error) {
if err := withdrawRequest.Validate(); err != nil {
return nil, err
}
amountStr := strconv.FormatFloat(withdrawRequest.Amount, 'f', -1, 64)
v, err := b.WithdrawCrypto(withdrawRequest.Currency.String(),
withdrawRequest.Crypto.Address,
withdrawRequest.Crypto.AddressTag,
withdrawRequest.Description, amountStr)
if err != nil {
return nil, err
}
return &withdraw.ExchangeResponse{
ID: v,
}, nil
}
// WithdrawFiatFunds returns a withdrawal ID when a
// withdrawal is submitted
func (b *Binance) WithdrawFiatFunds(withdrawRequest *withdraw.Request) (*withdraw.ExchangeResponse, error) {
return nil, common.ErrFunctionNotSupported
}
// WithdrawFiatFundsToInternationalBank returns a withdrawal ID when a
// withdrawal is submitted
func (b *Binance) WithdrawFiatFundsToInternationalBank(withdrawRequest *withdraw.Request) (*withdraw.ExchangeResponse, error) {
return nil, common.ErrFunctionNotSupported
}
// GetFeeByType returns an estimate of fee based on type of transaction
func (b *Binance) GetFeeByType(feeBuilder *exchange.FeeBuilder) (float64, error) {
if (!b.AllowAuthenticatedRequest() || b.SkipAuthCheck) && // Todo check connection status
feeBuilder.FeeType == exchange.CryptocurrencyTradeFee {
feeBuilder.FeeType = exchange.OfflineTradeFee
}
return b.GetFee(feeBuilder)
}
// GetActiveOrders retrieves any orders that are active/open
func (b *Binance) GetActiveOrders(req *order.GetOrdersRequest) ([]order.Detail, error) {
if err := req.Validate(); err != nil {
return nil, err
}
addAll := len(req.Pairs) == 0
var orders []order.Detail
switch req.AssetType {
case asset.Spot, asset.Margin:
resp, err := b.OpenOrders(&currency.Pair{})
if err != nil {
return nil, err
}
for i := range resp {
pair, err := currency.NewPairFromString(resp[i].Symbol)
if err != nil {
return nil, err
}
if !addAll && !req.Pairs.Contains(pair, false) {
continue
}
orderSide := order.Side(strings.ToUpper(resp[i].Side))
orderType := order.Type(strings.ToUpper(resp[i].Type))
orders = append(orders, order.Detail{
Amount: resp[i].OrigQty,
Date: resp[i].Time,
Exchange: b.Name,
ID: strconv.FormatInt(resp[i].OrderID, 10),
Side: orderSide,
Type: orderType,
Price: resp[i].Price,
Status: order.Status(resp[i].Status),
Pair: pair,
AssetType: asset.Spot,
})
}
case asset.CoinMarginedFutures:
openOrders, err := b.GetFuturesAllOpenOrders(currency.Pair{}, "")
if err != nil {
return nil, err
}
for y := range openOrders {
pair, err := currency.NewPairFromString(openOrders[y].Symbol)
if err != nil {
return nil, err
}
if !addAll && !req.Pairs.Contains(pair, false) {
continue
}
var feeBuilder exchange.FeeBuilder
feeBuilder.Amount = openOrders[y].ExecutedQty
feeBuilder.PurchasePrice = openOrders[y].AvgPrice
feeBuilder.Pair = pair
fee, err := b.GetFee(&feeBuilder)
if err != nil {
return orders, err
}
orderVars := compatibleOrderVars(openOrders[y].Side, openOrders[y].Status, openOrders[y].OrderType)
orders = append(orders, order.Detail{
Price: openOrders[y].Price,
Amount: openOrders[y].OrigQty,
ExecutedAmount: openOrders[y].ExecutedQty,
RemainingAmount: openOrders[y].OrigQty - openOrders[y].ExecutedQty,
Fee: fee,
Exchange: b.Name,
ID: strconv.FormatInt(openOrders[y].OrderID, 10),
ClientOrderID: openOrders[y].ClientOrderID,
Type: orderVars.OrderType,
Side: orderVars.Side,
Status: orderVars.Status,
Pair: pair,
AssetType: asset.CoinMarginedFutures,
})
}
case asset.USDTMarginedFutures:
openOrders, err := b.UAllAccountOpenOrders(currency.Pair{})
if err != nil {
return nil, err
}
for y := range openOrders {
pair, err := currency.NewPairFromString(openOrders[y].Symbol)
if err != nil {
return nil, err
}
if !addAll && !req.Pairs.Contains(pair, false) {
continue
}
var feeBuilder exchange.FeeBuilder
feeBuilder.Amount = openOrders[y].ExecutedQty
feeBuilder.PurchasePrice = openOrders[y].AvgPrice
feeBuilder.Pair = pair
fee, err := b.GetFee(&feeBuilder)
if err != nil {
return orders, err
}
orderVars := compatibleOrderVars(openOrders[y].Side, openOrders[y].Status, openOrders[y].OrderType)
orders = append(orders, order.Detail{
Price: openOrders[y].Price,
Amount: openOrders[y].OrigQty,
ExecutedAmount: openOrders[y].ExecutedQty,
RemainingAmount: openOrders[y].OrigQty - openOrders[y].ExecutedQty,
Fee: fee,
Exchange: b.Name,
ID: strconv.FormatInt(openOrders[y].OrderID, 10),
ClientOrderID: openOrders[y].ClientOrderID,
Type: orderVars.OrderType,
Side: orderVars.Side,
Status: orderVars.Status,
Pair: pair,
AssetType: asset.USDTMarginedFutures,
})
}
default:
return orders, fmt.Errorf("assetType not supported")
}
order.FilterOrdersByType(&orders, req.Type)
order.FilterOrdersBySide(&orders, req.Side)
order.FilterOrdersByTickRange(&orders, req.StartTicks, req.EndTicks)
return orders, nil
}
// GetOrderHistory retrieves account order information
// Can Limit response to specific order status
func (b *Binance) GetOrderHistory(req *order.GetOrdersRequest) ([]order.Detail, error) {
if err := req.Validate(); err != nil {
return nil, err
}
if len(req.Pairs) == 0 {
return nil, errors.New("at least one currency is required to fetch order history")
}
var orders []order.Detail
switch req.AssetType {
case asset.Spot, asset.Margin:
for x := range req.Pairs {
resp, err := b.AllOrders(req.Pairs[x],
"",
"1000")
if err != nil {
return nil, err
}
for i := range resp {
orderSide := order.Side(strings.ToUpper(resp[i].Side))
orderType := order.Type(strings.ToUpper(resp[i].Type))
// New orders are covered in GetOpenOrders
if resp[i].Status == "NEW" {
continue
}
pair, err := currency.NewPairFromString(resp[i].Symbol)
if err != nil {
return nil, err
}
orders = append(orders, order.Detail{
Amount: resp[i].OrigQty,
Date: resp[i].Time,
Exchange: b.Name,
ID: strconv.FormatInt(resp[i].OrderID, 10),
Side: orderSide,
Type: orderType,
Price: resp[i].Price,
Pair: pair,
Status: order.Status(resp[i].Status),
})
}
}
case asset.CoinMarginedFutures:
for i := range req.Pairs {
var orderHistory []FuturesOrderData
var err error
switch {
case !req.StartTicks.IsZero() && !req.EndTicks.IsZero() && req.OrderID == "":
if req.EndTicks.Before(req.StartTicks) {
return nil, errors.New("endTime cannot be before startTime")
}
if time.Since(req.StartTicks) > time.Hour*24*30 {
return nil, fmt.Errorf("can only fetch orders 30 days out")
}
orderHistory, err = b.GetAllFuturesOrders(req.Pairs[i], "", req.StartTicks, req.EndTicks, 0, 0)
if err != nil {
return nil, err
}
case req.OrderID != "" && req.StartTicks.IsZero() && req.EndTicks.IsZero():
fromID, err := strconv.ParseInt(req.OrderID, 10, 64)
if err != nil {
return nil, err
}
orderHistory, err = b.GetAllFuturesOrders(req.Pairs[i], "", time.Time{}, time.Time{}, fromID, 0)
if err != nil {
return nil, err
}
default:
return nil, fmt.Errorf("invalid combination of input params")
}
for y := range orderHistory {
var feeBuilder exchange.FeeBuilder
feeBuilder.Amount = orderHistory[y].ExecutedQty
feeBuilder.PurchasePrice = orderHistory[y].AvgPrice
feeBuilder.Pair = req.Pairs[i]
fee, err := b.GetFee(&feeBuilder)
if err != nil {
return orders, err
}
orderVars := compatibleOrderVars(orderHistory[y].Side, orderHistory[y].Status, orderHistory[y].OrderType)
orders = append(orders, order.Detail{
Price: orderHistory[y].Price,
Amount: orderHistory[y].OrigQty,
ExecutedAmount: orderHistory[y].ExecutedQty,
RemainingAmount: orderHistory[y].OrigQty - orderHistory[y].ExecutedQty,
Fee: fee,
Exchange: b.Name,
ID: strconv.FormatInt(orderHistory[y].OrderID, 10),
ClientOrderID: orderHistory[y].ClientOrderID,
Type: orderVars.OrderType,
Side: orderVars.Side,
Status: orderVars.Status,
Pair: req.Pairs[i],
AssetType: asset.CoinMarginedFutures,
})
}
}
case asset.USDTMarginedFutures:
for i := range req.Pairs {
var orderHistory []UFuturesOrderData
var err error
switch {
case !req.StartTicks.IsZero() && !req.EndTicks.IsZero() && req.OrderID == "":
if req.EndTicks.Before(req.StartTicks) {
return nil, errors.New("endTime cannot be before startTime")
}
if time.Since(req.StartTicks) > time.Hour*24*7 {
return nil, fmt.Errorf("can only fetch orders 7 days out")
}
orderHistory, err = b.UAllAccountOrders(req.Pairs[i], 0, 0, req.StartTicks, req.EndTicks)
if err != nil {
return nil, err
}
case req.OrderID != "" && req.StartTicks.IsZero() && req.EndTicks.IsZero():
fromID, err := strconv.ParseInt(req.OrderID, 10, 64)
if err != nil {
return nil, err
}
orderHistory, err = b.UAllAccountOrders(req.Pairs[i], fromID, 0, time.Time{}, time.Time{})
if err != nil {
return nil, err
}
default:
return nil, fmt.Errorf("invalid combination of input params")
}
for y := range orderHistory {
var feeBuilder exchange.FeeBuilder
feeBuilder.Amount = orderHistory[y].ExecutedQty
feeBuilder.PurchasePrice = orderHistory[y].AvgPrice
feeBuilder.Pair = req.Pairs[i]
fee, err := b.GetFee(&feeBuilder)
if err != nil {
return orders, err
}
orderVars := compatibleOrderVars(orderHistory[y].Side, orderHistory[y].Status, orderHistory[y].OrderType)
orders = append(orders, order.Detail{
Price: orderHistory[y].Price,
Amount: orderHistory[y].OrigQty,
ExecutedAmount: orderHistory[y].ExecutedQty,
RemainingAmount: orderHistory[y].OrigQty - orderHistory[y].ExecutedQty,
Fee: fee,
Exchange: b.Name,
ID: strconv.FormatInt(orderHistory[y].OrderID, 10),
ClientOrderID: orderHistory[y].ClientOrderID,
Type: orderVars.OrderType,
Side: orderVars.Side,
Status: orderVars.Status,
Pair: req.Pairs[i],
AssetType: asset.USDTMarginedFutures,
})
}
}
default:
return orders, fmt.Errorf("assetType not supported")
}
order.FilterOrdersByType(&orders, req.Type)
order.FilterOrdersBySide(&orders, req.Side)
order.FilterOrdersByTickRange(&orders, req.StartTicks, req.EndTicks)
return orders, nil
}
// ValidateCredentials validates current credentials used for wrapper
// functionality
func (b *Binance) ValidateCredentials(assetType asset.Item) error {
_, err := b.UpdateAccountInfo(assetType)
return b.CheckTransientError(err)
}
// FormatExchangeKlineInterval returns Interval to exchange formatted string
func (b *Binance) FormatExchangeKlineInterval(in kline.Interval) string {
if in == kline.OneDay {
return "1d"
}
if in == kline.OneMonth {
return "1M"
}
return in.Short()
}
// GetHistoricCandles returns candles between a time period for a set time interval
func (b *Binance) GetHistoricCandles(pair currency.Pair, a asset.Item, start, end time.Time, interval kline.Interval) (kline.Item, error) {
if err := b.ValidateKline(pair, a, interval); err != nil {
return kline.Item{}, err
}
if kline.TotalCandlesPerInterval(start, end, interval) > b.Features.Enabled.Kline.ResultLimit {
return kline.Item{}, errors.New(kline.ErrRequestExceedsExchangeLimits)
}
req := KlinesRequestParams{
Interval: b.FormatExchangeKlineInterval(interval),
Symbol: pair,
StartTime: start,
EndTime: end,
Limit: int(b.Features.Enabled.Kline.ResultLimit),
}
ret := kline.Item{
Exchange: b.Name,
Pair: pair,
Asset: a,
Interval: interval,
}
candles, err := b.GetSpotKline(&req)
if err != nil {
return kline.Item{}, err
}
for x := range candles {
ret.Candles = append(ret.Candles, kline.Candle{
Time: candles[x].OpenTime,
Open: candles[x].Open,
High: candles[x].High,
Low: candles[x].Low,
Close: candles[x].Close,
Volume: candles[x].Volume,
})
}
ret.SortCandlesByTimestamp(false)
return ret, nil
}
// GetHistoricCandlesExtended returns candles between a time period for a set time interval
func (b *Binance) GetHistoricCandlesExtended(pair currency.Pair, a asset.Item, start, end time.Time, interval kline.Interval) (kline.Item, error) {
if err := b.ValidateKline(pair, a, interval); err != nil {
return kline.Item{}, err
}
ret := kline.Item{
Exchange: b.Name,
Pair: pair,
Asset: a,
Interval: interval,
}
dates := kline.CalcDateRanges(start, end, interval, b.Features.Enabled.Kline.ResultLimit)
for x := range dates {
req := KlinesRequestParams{
Interval: b.FormatExchangeKlineInterval(interval),
Symbol: pair,
StartTime: dates[x].Start,
EndTime: dates[x].End,
Limit: int(b.Features.Enabled.Kline.ResultLimit),
}
candles, err := b.GetSpotKline(&req)
if err != nil {
return kline.Item{}, err
}
for i := range candles {
ret.Candles = append(ret.Candles, kline.Candle{
Time: candles[i].OpenTime,
Open: candles[i].Open,
High: candles[i].High,
Low: candles[i].Low,
Close: candles[i].Close,
Volume: candles[i].Volume,
})
}
}
ret.SortCandlesByTimestamp(false)
return ret, nil
}
func compatibleOrderVars(side, status, orderType string) OrderVars {
var resp OrderVars
switch side {
case order.Buy.String():
resp.Side = order.Buy
case order.Sell.String():
resp.Side = order.Sell
default:
resp.Side = order.UnknownSide
}
switch status {
case "NEW":
resp.Status = order.New
case "PARTIALLY_FILLED":
resp.Status = order.PartiallyFilled
case "FILLED":
resp.Status = order.Filled
case "CANCELED":
resp.Status = order.Cancelled
case "EXPIRED":
resp.Status = order.Expired
case "NEW_ADL":
resp.Status = order.AutoDeleverage
default:
resp.Status = order.UnknownStatus
}
switch orderType {
case "MARKET":
resp.OrderType = order.Market
case "LIMIT":
resp.OrderType = order.Limit
case "STOP":
resp.OrderType = order.Stop
case "TAKE_PROFIT":
resp.OrderType = order.TakeProfit
case "LIQUIDATION":
resp.OrderType = order.Liquidation
default:
resp.OrderType = order.UnknownType
}
return resp
}