Files
gocryptotrader/cryptsyhttp.go
2015-06-20 17:01:55 +10:00

512 lines
13 KiB
Go

package main
import (
"errors"
"fmt"
"log"
"net/url"
"strconv"
"strings"
"time"
)
const (
CRYPTSY_API_URL = "https://api.cryptsy.com/api/v2/"
CRYPTSY_API_VERISON = "2"
CRYPTSY_MARKETS = "markets"
CRYPTSY_VOLUME = "volume"
CRYPTSY_TICKER = "ticker"
CRYPTSY_FEES = "fees"
CRYPSTY_TRIGGERS = "triggers"
CRYPTSY_CURRENCIES = "currencies"
CRYPTSY_ORDERBOOK = "orderbook"
CRYPTSY_TRADEHISTORY = "tradehistory"
CRYPTSY_OHLC = "ohlc"
CRYPTSY_INFO = "info"
CRYPTSY_BALANCES = "balances"
CRYPTSY_DEPOSITS = "deposits"
CRYPTSY_ADDRESSES = "addresses"
CRYPTSY_ORDER = "order"
CRYPTSY_ORDERS = "orders"
CRYPSTY_TRIGGER = "trigger"
)
type Cryptsy struct {
Name string
Enabled bool
Verbose bool
Websocket bool
RESTPollingDelay time.Duration
AuthenticatedAPISupport bool
APIKey, APISecret string
TakerFee, MakerFee float64
BaseCurrencies []string
AvailablePairs []string
EnabledPairs []string
Market map[string]CryptsyMarket
Ticker map[string]CryptsyTicker
Volume map[string]CryptsyVolume
Currencies []CryptsyCurrency
}
type CryptsyMarket struct {
DayStats struct {
PriceHigh float64 `json:"price_high"`
PriceLow float64 `json:"price_low"`
Volume float64 `json:"volume"`
VolumeBtc float64 `json:"volume_btc"`
} `json:"24hr"`
CoinCurrencyID string `json:"coin_currency_id"`
ID string `json:"id"`
Label string `json:"label"`
LastTrade struct {
Date string `json:"date"`
Price float64 `json:"price"`
Timestamp float64 `json:"timestamp"`
} `json:"last_trade"`
MaintenanceMode string `json:"maintenance_mode"`
MarketCurrencyID string `json:"market_currency_id"`
VerifiedOnly bool `json:"verifiedonly"`
}
type CryptsyVolume struct {
ID string `json:"id"`
Volume float64 `json:"volume"`
VolumeBtc float64 `json:"volume_btc"`
}
type CryptsyTicker struct {
ID string `json:"id"`
Bid float64 `json:"bid"`
Ask float64 `json:"ask"`
}
type CryptsyOrderbook struct {
BuyOrders []struct {
Price float64 `json:"price"`
Quantity float64 `json:"quantity"`
Total float64 `json:"total"`
} `json:"buyorders"`
Sellorder []struct {
Price float64 `json:"price"`
Quantity float64 `json:"quantity"`
Total float64 `json:"total"`
} `json:"sellorders"`
}
type CryptsyTradeHistory struct {
Datetime string `json:"datetime"`
InitiateOrderType string `json:"initiate_ordertype"`
Quantity float64 `json:"quantitiy"`
Timestamp float64 `json:"timestamp"`
Total float64 `json:"total"`
TradeID float64 `json:"tradeid"`
TradePrice float64 `json:"tradeprice"`
}
type CryptsyOHLC struct {
Close float64 `json:"close"`
Date string `json:"date"`
High float64 `json:"high"`
}
type CryptsyInfo struct {
ID int64 `json:"id"`
Username string `json:"username"`
AccountType string `json:"accounttype"`
Email string `json:"email"`
FirstName string `json:"first_name"`
LastName string `json:"last_name"`
TradeKey string `json:"trade_key"`
}
type CryptsyDeposit struct {
Currency string `json:"currency"`
Timestamp float64 `json:"timestamp"`
TRXID string `json:"txrid"`
}
type CryptsyCurrency struct {
Code string `json:"code"`
ID string `json:"id"`
Maintenance string `json:"maintenance"`
Name string `json:"name"`
}
func (c *Cryptsy) SetDefaults() {
c.Name = "Cryptsy"
c.Enabled = true
c.Verbose = false
c.Websocket = false
c.TakerFee = 0.33
c.MakerFee = 0.33
c.Verbose = false
c.RESTPollingDelay = 10
c.Market = make(map[string]CryptsyMarket)
c.Ticker = make(map[string]CryptsyTicker)
c.Volume = make(map[string]CryptsyVolume)
}
func (c *Cryptsy) GetName() string {
return c.Name
}
func (c *Cryptsy) SetEnabled(enabled bool) {
c.Enabled = enabled
}
func (c *Cryptsy) IsEnabled() bool {
return c.Enabled
}
func (c *Cryptsy) GetFee(maker bool) float64 {
if maker {
return c.MakerFee
} else {
return c.TakerFee
}
}
func (c *Cryptsy) Run() {
if c.Verbose {
log.Printf("%s Websocket: %s.", c.GetName(), IsEnabled(c.Websocket))
log.Printf("%s polling delay: %ds.\n", c.GetName(), c.RESTPollingDelay)
log.Printf("%s %d currencies enabled: %s.\n", c.GetName(), len(c.EnabledPairs), c.EnabledPairs)
}
if c.Websocket {
go c.PusherClient()
}
err := c.GetMarkets()
if err != nil {
log.Println(err)
} else {
markets := []string{}
for x, _ := range c.Market {
markets = append(markets, x)
}
diff := StringSliceDifference(c.AvailablePairs, markets)
if len(diff) > 0 {
exch, err := GetExchangeConfig(c.Name)
if err != nil {
log.Println(err)
} else {
log.Printf("%s Updating available pairs. Difference: %s.\n", c.Name, diff)
exch.AvailablePairs = JoinStrings(markets, ",")
UpdateExchangeConfig(exch)
}
}
}
for c.Enabled {
err := c.GetMarkets()
if err != nil {
log.Println(err)
} else {
for _, x := range c.EnabledPairs {
market := c.Market[x]
if market.ID != "" {
log.Printf("Cryptsy %s: Last %f High %f Low %f Volume %f\n", x, market.LastTrade.Price, market.DayStats.PriceHigh, market.DayStats.PriceLow, market.DayStats.Volume)
AddExchangeInfo(c.GetName(), x[0:3], x[3:], market.LastTrade.Price, market.DayStats.Volume)
}
}
}
time.Sleep(time.Second * c.RESTPollingDelay)
}
}
func (c *Cryptsy) SetAPIKeys(apiKey, apiSecret string) {
c.APIKey = apiKey
c.APISecret = apiSecret
}
func (c *Cryptsy) GetMarkets() error {
type Response struct {
Data []CryptsyMarket `json:"data"`
Success bool `json:"success"`
}
response := Response{}
err := SendHTTPGetRequest(CRYPTSY_API_URL+CRYPTSY_MARKETS, true, &response)
if err != nil {
return err
}
if !response.Success {
return errors.New("Unable to retrieve Cryptsy market data.")
}
for _, x := range response.Data {
label := strings.Replace(x.Label, "/", "", -1)
x.Label = label
c.Market[label] = x
}
return nil
}
func (c *Cryptsy) GetVolume(id string) error {
type Response struct {
Data []CryptsyVolume `json:"data"`
Success bool `json:"success"`
}
response := Response{}
path := fmt.Sprintf("%s/%s", CRYPTSY_API_URL+CRYPTSY_MARKETS, CRYPTSY_VOLUME)
err := SendHTTPGetRequest(path, true, &response)
if err != nil {
return err
}
if !response.Success {
return errors.New("Unable to retrieve Cryptsy volume data.")
}
for _, x := range response.Data {
c.Volume[x.ID] = x
}
return nil
}
func (c *Cryptsy) GetTickers() error {
type Response struct {
Data []CryptsyTicker `json:"data"`
Success bool `json:"success"`
}
response := Response{}
path := fmt.Sprintf("%s/%s", CRYPTSY_API_URL+CRYPTSY_MARKETS, CRYPTSY_TICKER)
err := SendHTTPGetRequest(path, true, &response)
if err != nil {
return err
}
if !response.Success {
return errors.New("Unable to fetch market ticker data.")
}
for _, x := range response.Data {
c.Ticker[x.ID] = x
}
return nil
}
func (c *Cryptsy) GetMarketFees(id string) {
path := fmt.Sprintf("%s/%s/%s", CRYPTSY_API_URL+CRYPTSY_MARKETS, id, CRYPTSY_FEES)
err := c.SendAuthenticatedHTTPRequest("GET", path, url.Values{})
if err != nil {
log.Println(err)
}
}
func (c *Cryptsy) GetMarketTriggers(id string) {
path := fmt.Sprintf("%s/%s/%s", CRYPTSY_API_URL+CRYPTSY_MARKETS, id, CRYPSTY_TRIGGERS)
err := c.SendAuthenticatedHTTPRequest("GET", path, url.Values{})
if err != nil {
log.Println(err)
}
}
func (c *Cryptsy) GetOrderbook(id string) {
type Response struct {
Data CryptsyOrderbook `json:"data"`
Success bool `json:"success"`
}
response := Response{}
path := fmt.Sprintf("%s/%s/%s", CRYPTSY_API_URL+CRYPTSY_MARKETS, id, CRYPTSY_ORDERBOOK)
err := SendHTTPGetRequest(path, true, &response)
if err != nil {
log.Println(err)
}
log.Println(response)
}
func (c *Cryptsy) GetTradeHistory(id string) {
type Response struct {
Data []CryptsyTradeHistory `json:"data"`
Success bool `json:"success"`
}
response := Response{}
path := fmt.Sprintf("%s/%s/%s", CRYPTSY_API_URL+CRYPTSY_MARKETS, id, CRYPTSY_TRADEHISTORY)
err := SendHTTPGetRequest(path, true, &response)
if err != nil {
log.Println(err)
}
log.Println(response)
}
func (c *Cryptsy) GetOHLC(id string) {
type Response struct {
Data []CryptsyOHLC `json:"data"`
Success bool `json:"success"`
}
response := Response{}
path := fmt.Sprintf("%s/%s/%s", CRYPTSY_API_URL+CRYPTSY_MARKETS, id, CRYPTSY_OHLC)
err := SendHTTPGetRequest(path, true, &response)
if err != nil {
log.Println(err)
}
log.Println(response)
}
func (c *Cryptsy) GetCurrencies() error {
type Response struct {
Data []CryptsyCurrency `json:"data"`
Success bool `json:"success"`
}
response := Response{}
err := SendHTTPGetRequest(CRYPTSY_API_URL+CRYPTSY_CURRENCIES, true, &response)
if err != nil {
return err
}
if !response.Success {
return errors.New("Unable to get Cryptsy currency data.")
}
c.Currencies = response.Data
return nil
}
func (c *Cryptsy) GetInfo() {
err := c.SendAuthenticatedHTTPRequest("GET", CRYPTSY_API_URL+CRYPTSY_INFO, url.Values{})
if err != nil {
log.Println(err)
}
}
func (c *Cryptsy) GetBalances(balanceType, id string) {
req := url.Values{}
if len(balanceType) > 0 {
req.Set("type", balanceType)
}
err := c.SendAuthenticatedHTTPRequest("GET", CRYPTSY_API_URL+CRYPTSY_BALANCES, req)
if err != nil {
log.Println(err)
}
}
func (c *Cryptsy) GetDeposits(limit int, id string) {
req := url.Values{}
if limit > 0 {
req.Set("liimt", strconv.Itoa(limit))
}
err := c.SendAuthenticatedHTTPRequest("GET", CRYPTSY_API_URL+CRYPTSY_DEPOSITS, req)
if err != nil {
log.Println(err)
}
}
func (c *Cryptsy) CreateOrder(marketid, orderType string, amount, price float64) {
req := url.Values{}
req.Set("marketid", marketid)
req.Set("ordertype", orderType)
req.Set("quantity", strconv.FormatFloat(amount, 'f', -1, 64))
req.Set("price", strconv.FormatFloat(amount, 'f', -1, 64))
err := c.SendAuthenticatedHTTPRequest("POST", CRYPTSY_API_URL+CRYPTSY_ORDER, req)
if err != nil {
log.Println(err)
}
}
func (c *Cryptsy) GetOrder(orderID int64) {
path := fmt.Sprintf("%s/%s", CRYPTSY_API_URL+CRYPTSY_ORDER, strconv.FormatInt(orderID, 10))
err := c.SendAuthenticatedHTTPRequest("GET", path, url.Values{})
if err != nil {
log.Println(err)
}
}
func (c *Cryptsy) DeleteOrder(orderID int64) {
path := fmt.Sprintf("%s/%s", CRYPTSY_API_URL+CRYPTSY_ORDER, strconv.FormatInt(orderID, 10))
err := c.SendAuthenticatedHTTPRequest("DELETE", path, url.Values{})
if err != nil {
log.Println(err)
}
}
func (c *Cryptsy) CreateTrigger(marketid int64, orderType string, quantity float64, comparison string, price, orderprice float64, expires int64) {
req := url.Values{}
req.Set("marketid", strconv.FormatInt(marketid, 10))
req.Set("type", orderType)
req.Set("quantity", strconv.FormatFloat(quantity, 'f', -1, 64))
req.Set("comparison", comparison)
req.Set("price", strconv.FormatFloat(price, 'f', -1, 64))
req.Set("orderprice", strconv.FormatFloat(orderprice, 'f', -1, 64))
if expires > 0 {
req.Set("expires", strconv.FormatInt(expires, 10))
}
err := c.SendAuthenticatedHTTPRequest("POST", CRYPTSY_API_URL+CRYPSTY_TRIGGER, req)
if err != nil {
log.Println(err)
}
}
func (c *Cryptsy) GetTrigger(triggerID int64) {
path := fmt.Sprintf("%s/%s", CRYPTSY_API_URL+CRYPSTY_TRIGGER, strconv.FormatInt(triggerID, 10))
err := c.SendAuthenticatedHTTPRequest("GET", path, url.Values{})
if err != nil {
log.Println(err)
}
}
func (c *Cryptsy) DeleteTrigger(triggerID int64) {
path := fmt.Sprintf("%s/%s", CRYPTSY_API_URL+CRYPSTY_TRIGGER, strconv.FormatInt(triggerID, 10))
err := c.SendAuthenticatedHTTPRequest("DELETE", path, url.Values{})
if err != nil {
log.Println(err)
}
}
func (c *Cryptsy) SendAuthenticatedHTTPRequest(method, path string, params url.Values) (err error) {
nonce := strconv.FormatInt(time.Now().Unix(), 10)
params.Set("nonce", nonce)
encoded := params.Encode()
hmac := GetHMAC(HASH_SHA512, []byte(encoded), []byte(c.APISecret))
readStr := ""
if method == "GET" || method == "DELETE" {
path += "?" + encoded
} else if method == "POST" {
readStr = encoded
}
if c.Verbose {
log.Printf("Sending %s request to %s with params %s\n", method, path, encoded)
}
headers := make(map[string]string)
headers["Key"] = c.APIKey
headers["Sign"] = HexEncodeToString(hmac)
headers["Content-Type"] = "application/x-www-form-urlencoded"
resp, err := SendHTTPRequest(method, path, headers, strings.NewReader(readStr))
if err != nil {
return err
}
if c.Verbose {
log.Printf("Recieved raw: \n%s\n", resp)
}
return nil
}