Files
gocryptotrader/exchanges/coinbene/coinbene_wrapper.go
Luis Rascão a70224d123 exchanges/websocket: Allow configuration of orderbook publish period (#805)
* Allow configuration of orderbook publish period

For some applications that import GCT it's more interesting to be
immediately notified of an exchange orderbook update instead of
only getting notified every 10 seconds. This option allows that
to happen while keeping the previous default.

* exchanges: allow configuration of orderbook update period
2021-10-20 11:44:24 +11:00

1019 lines
28 KiB
Go

package coinbene
import (
"context"
"errors"
"fmt"
"sort"
"strconv"
"strings"
"sync"
"time"
"github.com/thrasher-corp/gocryptotrader/common"
"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/deposit"
"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 (c *Coinbene) GetDefaultConfig() (*config.ExchangeConfig, error) {
c.SetDefaults()
exchCfg := new(config.ExchangeConfig)
exchCfg.Name = c.Name
exchCfg.HTTPTimeout = exchange.DefaultHTTPTimeout
exchCfg.BaseCurrencies = c.BaseCurrencies
err := c.SetupDefaults(exchCfg)
if err != nil {
return nil, err
}
if c.Features.Supports.RESTCapabilities.AutoPairUpdates {
err = c.UpdateTradablePairs(context.TODO(), true)
if err != nil {
return nil, err
}
}
return exchCfg, nil
}
// SetDefaults sets the basic defaults for Coinbene
func (c *Coinbene) SetDefaults() {
c.Name = "Coinbene"
c.Enabled = true
c.Verbose = true
c.API.CredentialsValidator.RequiresKey = true
c.API.CredentialsValidator.RequiresSecret = true
err := c.StoreAssetPairFormat(asset.Spot, currency.PairStore{
RequestFormat: &currency.PairFormat{
Uppercase: true,
Delimiter: currency.ForwardSlashDelimiter,
},
ConfigFormat: &currency.PairFormat{
Uppercase: true,
Delimiter: currency.ForwardSlashDelimiter,
},
})
if err != nil {
log.Errorln(log.ExchangeSys, err)
}
err = c.StoreAssetPairFormat(asset.PerpetualSwap, currency.PairStore{
RequestFormat: &currency.PairFormat{
Uppercase: true,
Delimiter: currency.DashDelimiter,
},
ConfigFormat: &currency.PairFormat{
Uppercase: true,
Delimiter: currency.ForwardSlashDelimiter,
},
})
if err != nil {
log.Errorln(log.ExchangeSys, err)
}
c.Features = exchange.Features{
Supports: exchange.FeaturesSupported{
REST: true,
Websocket: true,
RESTCapabilities: protocol.Features{
TickerFetching: true,
TradeFetching: true,
OrderbookFetching: true,
AccountBalance: true,
AutoPairUpdates: true,
GetOrder: true,
GetOrders: true,
CancelOrder: true,
CancelOrders: true,
SubmitOrder: true,
TradeFee: true,
CryptoDeposit: true,
CryptoWithdrawal: true,
MultiChainDeposits: true,
MultiChainWithdrawals: true,
},
WebsocketCapabilities: protocol.Features{
TickerFetching: true,
AccountBalance: true,
AccountInfo: true,
OrderbookFetching: true,
TradeFetching: true,
KlineFetching: true,
Subscribe: true,
Unsubscribe: true,
AuthenticatedEndpoints: true,
GetOrders: true,
GetOrder: true,
},
WithdrawPermissions: exchange.NoFiatWithdrawals |
exchange.WithdrawCryptoWithAPIPermission,
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.TwelveHour.Word(): true,
kline.OneDay.Word(): true,
kline.ThreeDay.Word(): true,
kline.OneWeek.Word(): true,
},
},
},
}
c.Requester = request.New(c.Name,
common.NewHTTPClientWithTimeout(exchange.DefaultHTTPTimeout),
request.WithLimiter(SetRateLimit()))
c.API.Endpoints = c.NewEndpoints()
err = c.API.Endpoints.SetDefaultEndpoints(map[exchange.URL]string{
exchange.RestSpot: coinbeneAPIURL,
exchange.RestSwap: coinbeneSwapAPIURL,
exchange.WebsocketSpot: wsContractURL,
})
if err != nil {
log.Errorln(log.ExchangeSys, err)
}
c.Websocket = stream.New()
c.WebsocketResponseMaxLimit = exchange.DefaultWebsocketResponseMaxLimit
c.WebsocketResponseCheckTimeout = exchange.DefaultWebsocketResponseCheckTimeout
c.WebsocketOrderbookBufferLimit = exchange.DefaultWebsocketOrderbookBufferLimit
}
// Setup takes in the supplied exchange configuration details and sets params
func (c *Coinbene) Setup(exch *config.ExchangeConfig) error {
if !exch.Enabled {
c.SetEnabled(false)
return nil
}
err := c.SetupDefaults(exch)
if err != nil {
return err
}
wsRunningURL, err := c.API.Endpoints.GetURL(exchange.WebsocketSpot)
if err != nil {
return err
}
err = c.Websocket.Setup(&stream.WebsocketSetup{
Enabled: exch.Features.Enabled.Websocket,
Verbose: exch.Verbose,
AuthenticatedWebsocketAPISupport: exch.API.AuthenticatedWebsocketSupport,
WebsocketTimeout: exch.WebsocketTrafficTimeout,
DefaultURL: wsContractURL,
ExchangeName: exch.Name,
RunningURL: wsRunningURL,
Connector: c.WsConnect,
Subscriber: c.Subscribe,
UnSubscriber: c.Unsubscribe,
GenerateSubscriptions: c.GenerateDefaultSubscriptions,
Features: &c.Features.Supports.WebsocketCapabilities,
OrderbookBufferLimit: exch.OrderbookConfig.WebsocketBufferLimit,
OrderbookPublishPeriod: exch.OrderbookConfig.PublishPeriod,
BufferEnabled: exch.OrderbookConfig.WebsocketBufferEnabled,
SortBuffer: true,
})
if err != nil {
return err
}
return c.Websocket.SetupNewConnection(stream.ConnectionSetup{
ResponseCheckTimeout: exch.WebsocketResponseCheckTimeout,
ResponseMaxLimit: exch.WebsocketResponseMaxLimit,
})
}
// Start starts the Coinbene go routine
func (c *Coinbene) Start(wg *sync.WaitGroup) {
wg.Add(1)
go func() {
c.Run()
wg.Done()
}()
}
// Run implements the Coinbene wrapper
func (c *Coinbene) Run() {
if c.Verbose {
log.Debugf(log.ExchangeSys,
"%s Websocket: %s. (url: %s).\n",
c.Name,
common.IsEnabled(c.Websocket.IsEnabled()),
c.Websocket.GetWebsocketURL(),
)
c.PrintEnabledPairs()
}
if !c.GetEnabledFeatures().AutoPairUpdates {
return
}
err := c.UpdateTradablePairs(context.TODO(), false)
if err != nil {
log.Errorf(log.ExchangeSys,
"%s Failed to update tradable pairs. Error: %s",
c.Name,
err)
}
}
// FetchTradablePairs returns a list of exchange tradable pairs
func (c *Coinbene) FetchTradablePairs(ctx context.Context, a asset.Item) ([]string, error) {
if !c.SupportsAsset(a) {
return nil, fmt.Errorf("%s does not support asset type %s", c.Name, a)
}
var currencies []string
switch a {
case asset.Spot:
pairs, err := c.GetAllPairs(ctx)
if err != nil {
return nil, err
}
for x := range pairs {
currencies = append(currencies, pairs[x].Symbol)
}
case asset.PerpetualSwap:
instruments, err := c.GetSwapInstruments(ctx)
if err != nil {
return nil, err
}
pFmt, err := c.GetPairFormat(asset.PerpetualSwap, false)
if err != nil {
return nil, err
}
for x := range instruments {
currencies = append(currencies,
instruments[x].InstrumentID.Format(pFmt.Delimiter, pFmt.Uppercase).String())
}
}
return currencies, nil
}
// UpdateTradablePairs updates the exchanges available pairs and stores
// them
func (c *Coinbene) UpdateTradablePairs(ctx context.Context, forceUpdate bool) error {
assets := c.GetAssetTypes(false)
for x := range assets {
pairs, err := c.FetchTradablePairs(ctx, assets[x])
if err != nil {
return err
}
p, err := currency.NewPairsFromStrings(pairs)
if err != nil {
return err
}
err = c.UpdatePairs(p, assets[x], false, forceUpdate)
if err != nil {
return err
}
}
return nil
}
// UpdateTickers updates the ticker for all currency pairs of a given asset type
func (c *Coinbene) UpdateTickers(ctx context.Context, a asset.Item) error {
if !c.SupportsAsset(a) {
return fmt.Errorf("%s does not support asset type %s", c.Name, a)
}
allPairs, err := c.GetEnabledPairs(a)
if err != nil {
return err
}
switch a {
case asset.Spot:
tickers, err := c.GetTickers(ctx)
if err != nil {
return err
}
for i := range tickers {
var newP currency.Pair
newP, err = currency.NewPairFromString(tickers[i].Symbol)
if err != nil {
return err
}
if !allPairs.Contains(newP, true) {
continue
}
err = ticker.ProcessTicker(&ticker.Price{
Pair: newP,
Last: tickers[i].LatestPrice,
High: tickers[i].DailyHigh,
Low: tickers[i].DailyLow,
Bid: tickers[i].BestBid,
Ask: tickers[i].BestAsk,
Volume: tickers[i].DailyVolume,
ExchangeName: c.Name,
AssetType: a})
if err != nil {
return err
}
}
case asset.PerpetualSwap:
tickers, err := c.GetSwapTickers(ctx)
if err != nil {
return err
}
for x := range allPairs {
fpair, err := c.FormatExchangeCurrency(allPairs[x], a)
if err != nil {
return err
}
tick, ok := tickers[fpair.String()]
if !ok {
log.Warnf(log.ExchangeSys,
"%s SWAP ticker item was not found",
c.Name)
continue
}
err = ticker.ProcessTicker(&ticker.Price{
Pair: allPairs[x],
Last: tick.LastPrice,
High: tick.High24Hour,
Low: tick.Low24Hour,
Bid: tick.BestBidPrice,
Ask: tick.BestAskPrice,
Volume: tick.Volume24Hour,
LastUpdated: tick.Timestamp,
ExchangeName: c.Name,
AssetType: a})
if err != nil {
return err
}
}
}
return nil
}
// UpdateTicker updates and returns the ticker for a currency pair
func (c *Coinbene) UpdateTicker(ctx context.Context, p currency.Pair, a asset.Item) (*ticker.Price, error) {
if err := c.UpdateTickers(ctx, a); err != nil {
return nil, err
}
return ticker.GetTicker(c.Name, p, a)
}
// FetchTicker returns the ticker for a currency pair
func (c *Coinbene) FetchTicker(ctx context.Context, p currency.Pair, assetType asset.Item) (*ticker.Price, error) {
if !c.SupportsAsset(assetType) {
return nil,
fmt.Errorf("%s does not support asset type %s", c.Name, assetType)
}
tickerNew, err := ticker.GetTicker(c.Name, p, assetType)
if err != nil {
return c.UpdateTicker(ctx, p, assetType)
}
return tickerNew, nil
}
// FetchOrderbook returns orderbook base on the currency pair
func (c *Coinbene) FetchOrderbook(ctx context.Context, p currency.Pair, assetType asset.Item) (*orderbook.Base, error) {
if !c.SupportsAsset(assetType) {
return nil,
fmt.Errorf("%s does not support asset type %s", c.Name, assetType)
}
ob, err := orderbook.Get(c.Name, p, assetType)
if err != nil {
return c.UpdateOrderbook(ctx, p, assetType)
}
return ob, nil
}
// UpdateOrderbook updates and returns the orderbook for a currency pair
func (c *Coinbene) UpdateOrderbook(ctx context.Context, p currency.Pair, assetType asset.Item) (*orderbook.Base, error) {
book := &orderbook.Base{
Exchange: c.Name,
Pair: p,
Asset: assetType,
VerifyOrderbook: c.CanVerifyOrderbook,
}
if !c.SupportsAsset(assetType) {
return book,
fmt.Errorf("%s does not support asset type %s", c.Name, assetType)
}
fpair, err := c.FormatExchangeCurrency(p, assetType)
if err != nil {
return book, err
}
var tempResp Orderbook
switch assetType {
case asset.Spot:
tempResp, err = c.GetOrderbook(ctx,
fpair.String(),
100, // TO-DO: Update this once we support configurable orderbook depth
)
case asset.PerpetualSwap:
tempResp, err = c.GetSwapOrderbook(ctx,
fpair.String(),
100, // TO-DO: Update this once we support configurable orderbook depth
)
}
if err != nil {
return book, err
}
for x := range tempResp.Asks {
item := orderbook.Item{
Price: tempResp.Asks[x].Price,
Amount: tempResp.Asks[x].Amount,
}
if assetType == asset.PerpetualSwap {
item.OrderCount = tempResp.Asks[x].Count
}
book.Asks = append(book.Asks, item)
}
for x := range tempResp.Bids {
item := orderbook.Item{
Price: tempResp.Bids[x].Price,
Amount: tempResp.Bids[x].Amount,
}
if assetType == asset.PerpetualSwap {
item.OrderCount = tempResp.Bids[x].Count
}
book.Bids = append(book.Bids, item)
}
err = book.Process()
if err != nil {
return book, err
}
return orderbook.Get(c.Name, p, assetType)
}
// UpdateAccountInfo retrieves balances for all enabled currencies for the
// Coinbene exchange
func (c *Coinbene) UpdateAccountInfo(ctx context.Context, assetType asset.Item) (account.Holdings, error) {
var info account.Holdings
balance, err := c.GetAccountBalances(ctx)
if err != nil {
return info, err
}
var acc account.SubAccount
for key := range balance {
c := currency.NewCode(balance[key].Asset)
hold := balance[key].Reserved
available := balance[key].Available
acc.Currencies = append(acc.Currencies,
account.Balance{
CurrencyName: c,
TotalValue: hold + available,
Hold: hold,
})
}
info.Accounts = append(info.Accounts, acc)
info.Exchange = c.Name
err = account.Process(&info)
if err != nil {
return account.Holdings{}, err
}
return info, nil
}
// FetchAccountInfo retrieves balances for all enabled currencies
func (c *Coinbene) FetchAccountInfo(ctx context.Context, assetType asset.Item) (account.Holdings, error) {
acc, err := account.GetHoldings(c.Name, assetType)
if err != nil {
return c.UpdateAccountInfo(ctx, assetType)
}
return acc, nil
}
// GetFundingHistory returns funding history, deposits and
// withdrawals
func (c *Coinbene) GetFundingHistory(ctx context.Context) ([]exchange.FundHistory, error) {
return nil, common.ErrFunctionNotSupported
}
// GetWithdrawalsHistory returns previous withdrawals data
func (c *Coinbene) GetWithdrawalsHistory(_ context.Context, _ currency.Code) (resp []exchange.WithdrawalHistory, err error) {
return nil, common.ErrNotYetImplemented
}
// GetRecentTrades returns the most recent trades for a currency and asset
func (c *Coinbene) GetRecentTrades(ctx context.Context, p currency.Pair, assetType asset.Item) ([]trade.Data, error) {
var err error
p, err = c.FormatExchangeCurrency(p, assetType)
if err != nil {
return nil, err
}
var tradeData Trades
tradeData, err = c.GetTrades(ctx, p.String(), 100)
if err != nil {
return nil, err
}
var resp []trade.Data
for i := range tradeData {
side := order.Buy
if tradeData[i].Direction == "sell" {
side = order.Sell
}
resp = append(resp, trade.Data{
Exchange: c.Name,
CurrencyPair: p,
AssetType: assetType,
Side: side,
Price: tradeData[i].Price,
Amount: tradeData[i].Volume,
Timestamp: tradeData[i].TradeTime,
})
}
err = c.AddTradesToBuffer(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 (c *Coinbene) GetHistoricTrades(_ context.Context, _ currency.Pair, _ asset.Item, _, _ time.Time) ([]trade.Data, error) {
return nil, common.ErrFunctionNotSupported
}
// SubmitOrder submits a new order
func (c *Coinbene) SubmitOrder(ctx context.Context, s *order.Submit) (order.SubmitResponse, error) {
var resp order.SubmitResponse
if err := s.Validate(); err != nil {
return resp, err
}
if s.Side != order.Buy && s.Side != order.Sell {
return resp,
fmt.Errorf("%s orderside is not supported by this exchange",
s.Side)
}
fpair, err := c.FormatExchangeCurrency(s.Pair, asset.Spot)
if err != nil {
return resp, err
}
tempResp, err := c.PlaceSpotOrder(ctx,
s.Price,
s.Amount,
fpair.String(),
s.Side.String(),
s.Type.String(),
s.ClientID,
0)
if err != nil {
return resp, err
}
resp.IsOrderPlaced = true
resp.OrderID = tempResp.OrderID
return resp, nil
}
// ModifyOrder will allow of changing orderbook placement and limit to
// market conversion
func (c *Coinbene) ModifyOrder(ctx context.Context, action *order.Modify) (order.Modify, error) {
return order.Modify{}, common.ErrFunctionNotSupported
}
// CancelOrder cancels an order by its corresponding ID number
func (c *Coinbene) CancelOrder(ctx context.Context, o *order.Cancel) error {
if err := o.Validate(o.StandardCancel()); err != nil {
return err
}
_, err := c.CancelSpotOrder(ctx, o.ID)
return err
}
// CancelBatchOrders cancels an orders by their corresponding ID numbers
func (c *Coinbene) CancelBatchOrders(ctx context.Context, o []order.Cancel) (order.CancelBatchResponse, error) {
return order.CancelBatchResponse{}, common.ErrNotYetImplemented
}
// CancelAllOrders cancels all orders associated with a currency pair
func (c *Coinbene) CancelAllOrders(ctx context.Context, orderCancellation *order.Cancel) (order.CancelAllResponse, error) {
if err := orderCancellation.Validate(); err != nil {
return order.CancelAllResponse{}, err
}
var resp order.CancelAllResponse
fpair, err := c.FormatExchangeCurrency(orderCancellation.Pair,
orderCancellation.AssetType)
if err != nil {
return resp, err
}
orders, err := c.FetchOpenSpotOrders(ctx, fpair.String())
if err != nil {
return resp, err
}
tempMap := make(map[string]string)
for x := range orders {
_, err := c.CancelSpotOrder(ctx, orders[x].OrderID)
if err != nil {
tempMap[orders[x].OrderID] = "Failed"
} else {
tempMap[orders[x].OrderID] = "Success"
}
}
resp.Status = tempMap
return resp, nil
}
// GetOrderInfo returns order information based on order ID
func (c *Coinbene) GetOrderInfo(ctx context.Context, orderID string, pair currency.Pair, assetType asset.Item) (order.Detail, error) {
var resp order.Detail
tempResp, err := c.FetchSpotOrderInfo(ctx, orderID)
if err != nil {
return resp, err
}
resp.Exchange = c.Name
resp.ID = orderID
resp.Pair = currency.NewPairWithDelimiter(tempResp.BaseAsset,
"/",
tempResp.QuoteAsset)
resp.Price = tempResp.OrderPrice
resp.Date = tempResp.OrderTime
resp.ExecutedAmount = tempResp.FilledAmount
resp.Fee = tempResp.TotalFee
return resp, nil
}
// GetDepositAddress returns a deposit address for a specified currency
func (c *Coinbene) GetDepositAddress(ctx context.Context, curr currency.Code, _, chain string) (*deposit.Address, error) {
d, err := c.ListDepositAddress(ctx, curr)
if err != nil {
return nil, err
}
if len(d) == 0 {
return nil, errors.New("no address(es) returned, please create one via the Coinbene website")
}
if chain != "" {
for x := range d {
if strings.EqualFold(d[x].Chain, chain) {
return &deposit.Address{Address: d[x].Address, Tag: d[x].AddressTag}, nil
}
}
return nil, fmt.Errorf("no chain %s found", chain)
}
return &deposit.Address{Address: d[0].Address, Tag: d[0].AddressTag}, nil
}
// WithdrawCryptocurrencyFunds returns a withdrawal ID when a withdrawal is
// submitted
func (c *Coinbene) WithdrawCryptocurrencyFunds(ctx context.Context, withdrawRequest *withdraw.Request) (*withdraw.ExchangeResponse, error) {
if err := withdrawRequest.Validate(); err != nil {
return nil, err
}
resp, err := c.Withdraw(ctx,
withdrawRequest.Currency,
withdrawRequest.Crypto.Address,
withdrawRequest.Crypto.AddressTag,
withdrawRequest.Crypto.Chain,
withdrawRequest.Amount)
if err != nil {
return nil, err
}
return &withdraw.ExchangeResponse{
ID: resp.ID,
}, err
}
// WithdrawFiatFunds returns a withdrawal ID when a withdrawal is
// submitted
func (c *Coinbene) WithdrawFiatFunds(_ context.Context, _ *withdraw.Request) (*withdraw.ExchangeResponse, error) {
return nil, common.ErrFunctionNotSupported
}
// WithdrawFiatFundsToInternationalBank returns a withdrawal ID when a withdrawal is
// submitted
func (c *Coinbene) WithdrawFiatFundsToInternationalBank(_ context.Context, _ *withdraw.Request) (*withdraw.ExchangeResponse, error) {
return nil, common.ErrFunctionNotSupported
}
// GetActiveOrders retrieves any orders that are active/open
func (c *Coinbene) GetActiveOrders(ctx context.Context, getOrdersRequest *order.GetOrdersRequest) ([]order.Detail, error) {
if err := getOrdersRequest.Validate(); err != nil {
return nil, err
}
if len(getOrdersRequest.Pairs) == 0 {
allPairs, err := c.GetAllPairs(ctx)
if err != nil {
return nil, err
}
for a := range allPairs {
p, err := currency.NewPairFromString(allPairs[a].Symbol)
if err != nil {
return nil, err
}
getOrdersRequest.Pairs = append(getOrdersRequest.Pairs, p)
}
}
var resp []order.Detail
for x := range getOrdersRequest.Pairs {
fpair, err := c.FormatExchangeCurrency(getOrdersRequest.Pairs[x],
asset.Spot)
if err != nil {
return nil, err
}
var tempData OrdersInfo
tempData, err = c.FetchOpenSpotOrders(ctx, fpair.String())
if err != nil {
return nil, err
}
for y := range tempData {
var tempResp order.Detail
tempResp.Exchange = c.Name
tempResp.Pair = getOrdersRequest.Pairs[x]
tempResp.Side = order.Buy
if strings.EqualFold(tempData[y].OrderType, order.Sell.String()) {
tempResp.Side = order.Sell
}
tempResp.Date = tempData[y].OrderTime
tempResp.Status = order.Status(tempData[y].OrderStatus)
tempResp.Price = tempData[y].OrderPrice
tempResp.Amount = tempData[y].Amount
tempResp.ExecutedAmount = tempData[y].FilledAmount
tempResp.RemainingAmount = tempData[y].Amount - tempData[y].FilledAmount
tempResp.Fee = tempData[y].TotalFee
resp = append(resp, tempResp)
}
}
return resp, nil
}
// GetOrderHistory retrieves account order information
// Can Limit response to specific order status
func (c *Coinbene) GetOrderHistory(ctx context.Context, getOrdersRequest *order.GetOrdersRequest) ([]order.Detail, error) {
if err := getOrdersRequest.Validate(); err != nil {
return nil, err
}
if len(getOrdersRequest.Pairs) == 0 {
allPairs, err := c.GetAllPairs(ctx)
if err != nil {
return nil, err
}
for a := range allPairs {
p, err := currency.NewPairFromString(allPairs[a].Symbol)
if err != nil {
return nil, err
}
getOrdersRequest.Pairs = append(getOrdersRequest.Pairs, p)
}
}
var resp []order.Detail
var tempData OrdersInfo
for x := range getOrdersRequest.Pairs {
fpair, err := c.FormatExchangeCurrency(getOrdersRequest.Pairs[x],
asset.Spot)
if err != nil {
return nil, err
}
tempData, err = c.FetchClosedOrders(ctx, fpair.String(), "")
if err != nil {
return nil, err
}
for y := range tempData {
var tempResp order.Detail
tempResp.Exchange = c.Name
tempResp.Pair = getOrdersRequest.Pairs[x]
tempResp.Side = order.Buy
if strings.EqualFold(tempData[y].OrderType, order.Sell.String()) {
tempResp.Side = order.Sell
}
tempResp.Date = tempData[y].OrderTime
tempResp.Status = order.Status(tempData[y].OrderStatus)
tempResp.Price = tempData[y].OrderPrice
tempResp.Amount = tempData[y].Amount
tempResp.ExecutedAmount = tempData[y].FilledAmount
tempResp.RemainingAmount = tempData[y].Amount - tempData[y].FilledAmount
tempResp.Fee = tempData[y].TotalFee
resp = append(resp, tempResp)
}
}
return resp, nil
}
// GetFeeByType returns an estimate of fee based on the type of transaction
func (c *Coinbene) GetFeeByType(ctx context.Context, feeBuilder *exchange.FeeBuilder) (float64, error) {
fpair, err := c.FormatExchangeCurrency(feeBuilder.Pair, asset.Spot)
if err != nil {
return 0, err
}
tempData, err := c.GetPairInfo(ctx, fpair.String())
if err != nil {
return 0, err
}
if feeBuilder.IsMaker {
return feeBuilder.PurchasePrice * feeBuilder.Amount * tempData.MakerFeeRate, nil
}
return feeBuilder.PurchasePrice * feeBuilder.Amount * tempData.TakerFeeRate, nil
}
// AuthenticateWebsocket sends an authentication message to the websocket
func (c *Coinbene) AuthenticateWebsocket(_ context.Context) error {
return c.Login()
}
// ValidateCredentials validates current credentials used for wrapper
// functionality
func (c *Coinbene) ValidateCredentials(ctx context.Context, assetType asset.Item) error {
_, err := c.UpdateAccountInfo(ctx, assetType)
return c.CheckTransientError(err)
}
// FormatExchangeKlineInterval returns Interval to string
func (c *Coinbene) FormatExchangeKlineInterval(in kline.Interval) string {
switch in {
case kline.OneMin, kline.ThreeMin, kline.FiveMin, kline.FifteenMin,
kline.ThirtyMin, kline.OneHour, kline.TwoHour, kline.FourHour, kline.SixHour, kline.TwelveHour:
return strconv.FormatFloat(in.Duration().Minutes(), 'f', 0, 64)
case kline.OneDay:
return "D"
case kline.OneWeek:
return "W"
case kline.OneMonth:
return "M"
}
return ""
}
// GetHistoricCandles returns candles between a time period for a set time interval
func (c *Coinbene) GetHistoricCandles(ctx context.Context, pair currency.Pair, a asset.Item, start, end time.Time, interval kline.Interval) (kline.Item, error) {
if err := c.ValidateKline(pair, a, interval); err != nil {
return kline.Item{}, err
}
formattedPair, err := c.FormatExchangeCurrency(pair, asset.PerpetualSwap)
if err != nil {
return kline.Item{}, err
}
var candles CandleResponse
if a == asset.PerpetualSwap {
candles, err = c.GetSwapKlines(ctx,
formattedPair.String(),
start, end,
c.FormatExchangeKlineInterval(interval))
} else {
candles, err = c.GetKlines(ctx,
formattedPair.String(),
start, end,
c.FormatExchangeKlineInterval(interval))
}
if err != nil {
return kline.Item{}, err
}
ret := kline.Item{
Exchange: c.Name,
Pair: pair,
Interval: interval,
Asset: a,
}
for x := range candles.Data {
if len(candles.Data[x]) < 6 {
return kline.Item{}, errors.New("unexpected candle data length")
}
var tempCandle kline.Candle
tempTime, ok := candles.Data[x][0].(string)
if !ok {
return kline.Item{}, errors.New("timestamp conversion failed")
}
timestamp, err := time.Parse(time.RFC3339, tempTime)
if err != nil {
return kline.Item{}, err
}
tempCandle.Time = timestamp
open, ok := candles.Data[x][1].(string)
if !ok {
return kline.Item{}, errors.New("open conversion failed")
}
tempCandle.Open, err = strconv.ParseFloat(open, 64)
if err != nil {
return kline.Item{}, err
}
high, ok := candles.Data[x][2].(string)
if !ok {
return kline.Item{}, errors.New("high conversion failed")
}
tempCandle.High, err = strconv.ParseFloat(high, 64)
if err != nil {
return kline.Item{}, err
}
low, ok := candles.Data[x][3].(string)
if !ok {
return kline.Item{}, errors.New("low conversion failed")
}
tempCandle.Low, err = strconv.ParseFloat(low, 64)
if err != nil {
return kline.Item{}, err
}
closeTemp, ok := candles.Data[x][4].(string)
if !ok {
return kline.Item{}, errors.New("close conversion failed")
}
tempCandle.Close, err = strconv.ParseFloat(closeTemp, 64)
if err != nil {
return kline.Item{}, err
}
vol, ok := candles.Data[x][5].(string)
if !ok {
return kline.Item{}, errors.New("vol conversion failed")
}
tempCandle.Volume, err = strconv.ParseFloat(vol, 64)
if err != nil {
return kline.Item{}, err
}
ret.Candles = append(ret.Candles, tempCandle)
}
ret.SortCandlesByTimestamp(false)
return ret, nil
}
// GetHistoricCandlesExtended returns candles between a time period for a set time interval
func (c *Coinbene) GetHistoricCandlesExtended(ctx context.Context, pair currency.Pair, a asset.Item, start, end time.Time, interval kline.Interval) (kline.Item, error) {
return c.GetHistoricCandles(ctx, pair, a, start, end, interval)
}
// GetAvailableTransferChains returns the available transfer blockchains for the specific
// cryptocurrency
func (c *Coinbene) GetAvailableTransferChains(ctx context.Context, cryptocurrency currency.Code) ([]string, error) {
r, err := c.ListDepositAddress(ctx, cryptocurrency)
if err != nil {
return nil, err
}
var availableChains []string
for x := range r {
if r[x].Chain != "" {
availableChains = append(availableChains, r[x].Chain)
}
}
return availableChains, nil
}