Merge pull request #37 from shazbert/bittrex

Added exchange Bittrex.

exchanges/bittrex/bittrex.go

@@ -0,0 +1,595 @@
+package bittrex
+
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+	"log"
+	"net/url"
+	"strconv"
+	"strings"
+	"time"
+
+	"github.com/thrasher-/gocryptotrader/common"
+	"github.com/thrasher-/gocryptotrader/config"
+	"github.com/thrasher-/gocryptotrader/exchanges"
+)
+
+const (
+	bittrexAPIURL              = "https://bittrex.com/api"
+	bittrexAPIVersion          = "v1.1"
+	bittrexMaxOpenOrders       = 500
+	bittrexMaxOrderCountPerDay = 200000
+
+	// Returned messages from Bittrex API
+	bittrexAddressGenerating      = "ADDRESS_GENERATING"
+	bittrexErrorMarketNotProvided = "MARKET_NOT_PROVIDED"
+	bittrexErrorInvalidMarket     = "INVALID_MARKET"
+	bittrexErrorAPIKeyInvalid     = "APIKEY_INVALID"
+
+	// Public requests
+	bittrexAPIGetMarkets         = "public/getmarkets"
+	bittrexAPIGetCurrencies      = "public/getcurrencies"
+	bittrexAPIGetTicker          = "public/getticker"
+	bittrexAPIGetMarketSummaries = "public/getmarketsummaries"
+	bittrexAPIGetMarketSummary   = "public/getmarketsummary"
+	bittrexAPIGetOrderbook       = "public/getorderbook"
+	bittrexAPIGetMarketHistory   = "public/getmarkethistory"
+
+	// Market requests
+	bittrexAPIBuyLimit      = "market/buylimit"
+	bittrexAPISellLimit     = "market/selllimit"
+	bittrexAPICancel        = "market/cancel"
+	bittrexAPIGetOpenOrders = "market/getopenorders"
+
+	// Account requests
+	bittrexAPIGetBalances          = "account/getbalances"
+	bittrexAPIGetBalance           = "account/getbalance"
+	bittrexAPIGetDepositAddress    = "account/getdepositaddress"
+	bittrexAPIWithdraw             = "account/withdraw"
+	bittrexAPIGetOrder             = "account/getorder"
+	bittrexAPIGetOrderHistory      = "account/getorderhistory"
+	bittrexAPIGetWithdrawalHistory = "account/getwithdrawalhistory"
+	bittrexAPIGetDepositHistory    = "account/getdeposithistory"
+)
+
+// Bittrex is amazeballs
+type Bittrex struct {
+	exchange.Base
+}
+
+// SetDefaults method assignes the default values for Bittrex
+func (b *Bittrex) SetDefaults() {
+	b.Name = "Bittrex"
+	b.Enabled = false
+	b.Verbose = false
+	b.Websocket = false
+	b.RESTPollingDelay = 10
+}
+
+// Setup method sets current configuration details if enabled
+func (b *Bittrex) Setup(exch config.ExchangeConfig) {
+	if !exch.Enabled {
+		b.SetEnabled(false)
+	} else {
+		b.Enabled = true
+		b.AuthenticatedAPISupport = exch.AuthenticatedAPISupport
+		b.SetAPIKeys(exch.APIKey, exch.APISecret, exch.ClientID, false)
+		b.RESTPollingDelay = exch.RESTPollingDelay
+		b.Verbose = exch.Verbose
+		b.Websocket = exch.Websocket
+		b.BaseCurrencies = common.SplitStrings(exch.BaseCurrencies, ",")
+		b.AvailablePairs = common.SplitStrings(exch.AvailablePairs, ",")
+		b.EnabledPairs = common.SplitStrings(exch.EnabledPairs, ",")
+	}
+}
+
+// GetMarkets is used to get the open and available trading markets at Bittrex
+// along with other meta data.
+func (b *Bittrex) GetMarkets() ([]Market, error) {
+	var markets []Market
+	path := fmt.Sprintf(
+		"%s/%s/%s/", bittrexAPIURL, bittrexAPIVersion, bittrexAPIGetMarkets,
+	)
+	resp := Response{}
+	err := common.SendHTTPGetRequest(path, true, &resp)
+	if err != nil {
+		return markets, err
+	}
+	if resp.Success {
+		if err = json.Unmarshal(resp.Result, &markets); err != nil {
+			return markets, err
+		}
+		return markets, nil
+	}
+	return markets, errors.New(resp.Message)
+}
+
+// GetCurrencies is used to get all supported currencies at Bittrex
+func (b *Bittrex) GetCurrencies() ([]Currency, error) {
+	var currencies []Currency
+	path := fmt.Sprintf(
+		"%s/%s/%s/", bittrexAPIURL, bittrexAPIVersion, bittrexAPIGetCurrencies,
+	)
+	resp := Response{}
+	err := common.SendHTTPGetRequest(path, true, &resp)
+	if err != nil {
+		return currencies, err
+	}
+	if resp.Success {
+		if err = json.Unmarshal(resp.Result, &currencies); err != nil {
+			return currencies, err
+		}
+		return currencies, nil
+	}
+	return currencies, errors.New(resp.Message)
+}
+
+// GetTicker sends a public get request and returns current ticker information
+// on the supplied currency. Example currency input param "btc-ltc".
+func (b *Bittrex) GetTicker(currencyPair string) (Ticker, error) {
+	ticker := Ticker{}
+	path := fmt.Sprintf(
+		"%s/%s/%s?market=%s", bittrexAPIURL, bittrexAPIVersion, bittrexAPIGetTicker,
+		common.StringToLower(currencyPair),
+	)
+	resp := Response{}
+	err := common.SendHTTPGetRequest(path, true, &resp)
+	if err != nil {
+		return ticker, err
+	}
+	if resp.Success {
+		if err = json.Unmarshal(resp.Result, &ticker); err != nil {
+			return Ticker{}, err
+		}
+		return ticker, nil
+	}
+	return ticker, errors.New(resp.Message)
+}
+
+// GetMarketSummaries is used to get the last 24 hour summary of all active
+// exchanges
+func (b *Bittrex) GetMarketSummaries() ([]MarketSummary, error) {
+	var summaries []MarketSummary
+	path := fmt.Sprintf(
+		"%s/%s/%s/", bittrexAPIURL, bittrexAPIVersion, bittrexAPIGetMarketSummaries,
+	)
+	resp := Response{}
+	err := common.SendHTTPGetRequest(path, true, &resp)
+	if err != nil {
+		return summaries, err
+	}
+	if resp.Success {
+		if err = json.Unmarshal(resp.Result, &summaries); err != nil {
+			return summaries, err
+		}
+		return summaries, nil
+	}
+	return summaries, errors.New(resp.Message)
+}
+
+// GetMarketSummary is used to get the last 24 hour summary of all active
+// exchanges by currency pair (btc-ltc).
+func (b *Bittrex) GetMarketSummary(currencyPair string) ([]MarketSummary, error) {
+	var summary []MarketSummary
+	path := fmt.Sprintf(
+		"%s/%s/%s?market=%s", bittrexAPIURL, bittrexAPIVersion,
+		bittrexAPIGetMarketSummary, common.StringToLower(currencyPair),
+	)
+	resp := Response{}
+	err := common.SendHTTPGetRequest(path, true, &resp)
+	if err != nil {
+		return summary, err
+	}
+	if resp.Success {
+		if err = json.Unmarshal(resp.Result, &summary); err != nil {
+			return summary, err
+		}
+		return summary, nil
+	}
+	return summary, errors.New(resp.Message)
+}
+
+// GetOrderbook method returns current order book information by currency, type
+// & depth.
+// "Currency Pair" ie btc-ltc
+// "category" either "buy", "sell" or "both"
+// "Depth" is 1 -> 50, 50 is max.
+func (b *Bittrex) GetOrderbook(currencyPair, category string, depth int) (OrderBooks, error) {
+	var orderbooks OrderBooks
+	path := fmt.Sprintf(
+		"%s/%s/%s?market=%s&type=%s&depth=%d", bittrexAPIURL, bittrexAPIVersion,
+		bittrexAPIGetOrderbook, common.StringToUpper(currencyPair),
+		common.StringToLower(category), depth,
+	)
+	resp := Response{}
+	err := common.SendHTTPGetRequest(path, true, &resp)
+	if err != nil {
+		return orderbooks, err
+	}
+
+	if resp.Success {
+		if category == "buy" {
+			if err = json.Unmarshal(resp.Result, &orderbooks.Buy); err != nil {
+				return orderbooks, err
+			}
+		} else if category == "sell" {
+			if err = json.Unmarshal(resp.Result, &orderbooks.Sell); err != nil {
+				return orderbooks, err
+			}
+		} else if category == "both" {
+			if err = json.Unmarshal(resp.Result, &orderbooks); err != nil {
+				return orderbooks, err
+			}
+		}
+		return orderbooks, nil
+	}
+	return orderbooks, errors.New(resp.Message)
+}
+
+// GetMarketHistory retrieves the latest trades that have occured for a specific
+// market
+func (b *Bittrex) GetMarketHistory(currencyPair string) ([]MarketHistory, error) {
+	var marketHistoriae []MarketHistory
+	path := fmt.Sprintf(
+		"%s/%s/%s?market=%s", bittrexAPIURL, bittrexAPIVersion,
+		bittrexAPIGetMarketHistory, common.StringToUpper(currencyPair),
+	)
+	resp := Response{}
+	err := common.SendHTTPGetRequest(path, true, &resp)
+	if err != nil {
+		return marketHistoriae, err
+	}
+	if resp.Success {
+		if err = json.Unmarshal(resp.Result, &marketHistoriae); err != nil {
+			return marketHistoriae, err
+		}
+		return marketHistoriae, nil
+	}
+	return marketHistoriae, errors.New(resp.Message)
+}
+
+// PlaceBuyLimit is used to place a buy order in a specific market. Use buylimit
+// to place limit orders. Make sure you have the proper permissions set on your
+// API keys for this call to work.
+// "Currency" ie "btc-ltc"
+// "Quantity" is the ammount to purchase
+// "Rate" is the rate at which to purchase
+func (b *Bittrex) PlaceBuyLimit(currencyPair string, quantity, rate float64) ([]UUID, error) {
+	var id []UUID
+	values := url.Values{}
+	values.Set("market", currencyPair)
+	values.Set("quantity", strconv.FormatFloat(quantity, 'E', -1, 64))
+	values.Set("rate", strconv.FormatFloat(rate, 'E', -1, 64))
+
+	path := fmt.Sprintf(
+		"%s/%s/%s", bittrexAPIURL, bittrexAPIVersion, bittrexAPIGetBalances,
+	)
+
+	resp := Response{}
+	err := b.SendAuthenticatedHTTPRequest(path, values, &resp)
+	if err != nil {
+		return id, err
+	}
+	if resp.Success {
+		if err = json.Unmarshal(resp.Result, &id); err != nil {
+			return id, err
+		}
+		return id, nil
+	}
+	return id, errors.New(resp.Message)
+}
+
+// PlaceSellLimit is used to place a sell order in a specific market. Use
+// selllimit to place limit orders. Make sure you have the proper permissions
+// set on your API keys for this call to work.
+// "Currency" ie "btc-ltc"
+// "Quantity" is the ammount to purchase
+// "Rate" is the rate at which to purchase
+func (b *Bittrex) PlaceSellLimit(currencyPair string, quantity, rate float64) ([]UUID, error) {
+	var id []UUID
+	values := url.Values{}
+	values.Set("market", currencyPair)
+	values.Set("quantity", strconv.FormatFloat(quantity, 'E', -1, 64))
+	values.Set("rate", strconv.FormatFloat(rate, 'E', -1, 64))
+
+	path := fmt.Sprintf(
+		"%s/%s/%s", bittrexAPIURL, bittrexAPIVersion, bittrexAPIGetBalances,
+	)
+
+	resp := Response{}
+	err := b.SendAuthenticatedHTTPRequest(path, values, &resp)
+	if err != nil {
+		return id, err
+	}
+	if resp.Success {
+		if err = json.Unmarshal(resp.Result, &id); err != nil {
+			return id, err
+		}
+		return id, nil
+	}
+	return id, errors.New(resp.Message)
+}
+
+// GetOpenOrders returns all orders that you currently have opened.
+// A specific market can be requested for example "btc-ltc"
+func (b *Bittrex) GetOpenOrders(currencyPair string) ([]Order, error) {
+	var orders []Order
+	values := url.Values{}
+
+	path := fmt.Sprintf(
+		"%s/%s/%s", bittrexAPIURL, bittrexAPIVersion, bittrexAPIGetBalances,
+	)
+
+	resp := Response{}
+	err := b.SendAuthenticatedHTTPRequest(path, values, &resp)
+	if err != nil {
+		return orders, err
+	}
+	if resp.Success {
+		if err = json.Unmarshal(resp.Result, &orders); err != nil {
+			return orders, err
+		}
+		return orders, nil
+	}
+	return orders, errors.New(resp.Message)
+}
+
+// CancelOrder is used to cancel a buy or sell order.
+func (b *Bittrex) CancelOrder(uuid string) ([]Balance, error) {
+	var balances []Balance
+	values := url.Values{}
+
+	path := fmt.Sprintf(
+		"%s/%s/%s", bittrexAPIURL, bittrexAPIVersion, bittrexAPIGetBalances,
+	)
+
+	resp := Response{}
+	err := b.SendAuthenticatedHTTPRequest(path, values, &resp)
+	if err != nil {
+		return balances, err
+	}
+	if resp.Success {
+		if err = json.Unmarshal(resp.Result, &balances); err != nil {
+			return balances, err
+		}
+		return balances, nil
+	}
+	return balances, errors.New(resp.Message)
+}
+
+// GetAccountBalances is used to retrieve all balances from your account
+func (b *Bittrex) GetAccountBalances() ([]Balance, error) {
+	var balances []Balance
+	values := url.Values{}
+
+	path := fmt.Sprintf(
+		"%s/%s/%s", bittrexAPIURL, bittrexAPIVersion, bittrexAPIGetBalances,
+	)
+
+	resp := Response{}
+	err := b.SendAuthenticatedHTTPRequest(path, values, &resp)
+	if err != nil {
+		return balances, err
+	}
+	if resp.Success {
+		if err = json.Unmarshal(resp.Result, &balances); err != nil {
+			return balances, err
+		}
+		return balances, nil
+	}
+	return balances, errors.New(resp.Message)
+}
+
+// GetAccountBalanceByCurrency is used to retrieve the balance from your account
+// for a specific currency. ie. "btc" or "ltc"
+func (b *Bittrex) GetAccountBalanceByCurrency(currency string) (Balance, error) {
+	var balance Balance
+	values := url.Values{}
+	values.Set("currency", currency)
+
+	path := fmt.Sprintf(
+		"%s/%s/%s", bittrexAPIURL, bittrexAPIVersion, bittrexAPIGetBalance,
+	)
+
+	resp := Response{}
+	err := b.SendAuthenticatedHTTPRequest(path, values, &resp)
+	if err != nil {
+		return balance, err
+	}
+	if resp.Success {
+		if err = json.Unmarshal(resp.Result, &balance); err != nil {
+			return balance, err
+		}
+		return balance, nil
+	}
+	return balance, errors.New(resp.Message)
+}
+
+// GetDepositAddress is used to retrieve or generate an address for a specific
+// currency. If one does not exist, the call will fail and return
+// ADDRESS_GENERATING until one is available.
+func (b *Bittrex) GetDepositAddress(currency string) (DepositAddress, error) {
+	var address DepositAddress
+	values := url.Values{}
+	values.Set("currency", currency)
+
+	path := fmt.Sprintf(
+		"%s/%s/%s", bittrexAPIURL, bittrexAPIVersion, bittrexAPIGetDepositAddress,
+	)
+
+	resp := Response{}
+	err := b.SendAuthenticatedHTTPRequest(path, values, &resp)
+	if err != nil {
+		return address, err
+	}
+	if resp.Success {
+		if err = json.Unmarshal(resp.Result, &address); err != nil {
+			return address, err
+		}
+		return address, nil
+	}
+	return address, errors.New(resp.Message)
+}
+
+// Withdraw is used to withdraw funds from your account.
+// note: Please account for transaction fee.
+func (b *Bittrex) Withdraw(currency, paymentID, address string, quantity float64) (UUID, error) {
+	var id UUID
+	values := url.Values{}
+	values.Set("currency", currency)
+	values.Set("quantity", strconv.FormatFloat(quantity, 'E', -1, 64))
+	values.Set("address", address)
+
+	path := fmt.Sprintf(
+		"%s/%s/%s", bittrexAPIURL, bittrexAPIVersion, bittrexAPIWithdraw,
+	)
+
+	resp := Response{}
+	err := b.SendAuthenticatedHTTPRequest(path, values, &resp)
+	if err != nil {
+		return id, err
+	}
+	if resp.Success {
+		if err = json.Unmarshal(resp.Result, &id); err != nil {
+			return id, err
+		}
+		return id, nil
+	}
+	return id, errors.New(resp.Message)
+}
+
+// GetOrder is used to retrieve a single order by UUID.
+func (b *Bittrex) GetOrder(uuid string) (Order, error) {
+	var order Order
+	values := url.Values{}
+	values.Set("uuid", uuid)
+	path := fmt.Sprintf(
+		"%s/%s/%s", bittrexAPIURL, bittrexAPIVersion, bittrexAPIGetOrder,
+	)
+	resp := Response{}
+	err := b.SendAuthenticatedHTTPRequest(path, values, &resp)
+	if err != nil {
+		return order, err
+	}
+	if resp.Success {
+		if err = json.Unmarshal(resp.Result, &order); err != nil {
+			return order, err
+		}
+		return order, nil
+	}
+	return order, errors.New(resp.Message)
+}
+
+// GetOrderHistory is used to retrieve your order history. If currencyPair
+// ommited it will return the entire order History.
+func (b *Bittrex) GetOrderHistory(currencyPair string) ([]Order, error) {
+	var orders []Order
+	values := url.Values{}
+
+	if !(currencyPair == "" || currencyPair == " ") {
+		values.Set("market", currencyPair)
+	}
+
+	path := fmt.Sprintf(
+		"%s/%s/%s", bittrexAPIURL, bittrexAPIVersion, bittrexAPIGetOrderHistory,
+	)
+	resp := Response{}
+	err := b.SendAuthenticatedHTTPRequest(path, values, &resp)
+	if err != nil {
+		return orders, err
+	}
+	if resp.Success {
+		if err = json.Unmarshal(resp.Result, &orders); err != nil {
+			return orders, err
+		}
+		return orders, nil
+	}
+	return orders, errors.New(resp.Message)
+}
+
+// GetWithdrawelHistory is used to retrieve your withdrawal history. If currency
+// ommited it will return the entire history
+func (b *Bittrex) GetWithdrawelHistory(currency string) ([]WithdrawalHistory, error) {
+	var history []WithdrawalHistory
+	values := url.Values{}
+
+	if !(currency == "" || currency == " ") {
+		values.Set("currency", currency)
+	}
+
+	path := fmt.Sprintf(
+		"%s/%s/%s", bittrexAPIURL, bittrexAPIVersion, bittrexAPIGetOrderHistory,
+	)
+	resp := Response{}
+	err := b.SendAuthenticatedHTTPRequest(path, values, &resp)
+	if err != nil {
+		return history, err
+	}
+	if resp.Success {
+		if err = json.Unmarshal(resp.Result, &history); err != nil {
+			return history, err
+		}
+		return history, nil
+	}
+	return history, errors.New(resp.Message)
+}
+
+// GetDepositHistory is used to retrieve your deposit history. If currency is
+// is ommitted it will return the entire deposit history
+func (b *Bittrex) GetDepositHistory(currency string) ([]WithdrawalHistory, error) {
+	var history []WithdrawalHistory
+	values := url.Values{}
+
+	if !(currency == "" || currency == " ") {
+		values.Set("currency", currency)
+	}
+
+	path := fmt.Sprintf(
+		"%s/%s/%s", bittrexAPIURL, bittrexAPIVersion, bittrexAPIGetOrderHistory,
+	)
+	resp := Response{}
+	err := b.SendAuthenticatedHTTPRequest(path, values, &resp)
+	if err != nil {
+		return history, err
+	}
+	if resp.Success {
+		if err = json.Unmarshal(resp.Result, &history); err != nil {
+			return history, err
+		}
+		return history, nil
+	}
+	return history, errors.New(resp.Message)
+}
+
+// SendAuthenticatedHTTPRequest sends an authenticated http request to a desired
+// path
+func (b *Bittrex) SendAuthenticatedHTTPRequest(path string, values url.Values, result interface{}) (err error) {
+	nonce := strconv.FormatInt(time.Now().UnixNano(), 10)
+	values.Set("apikey", b.APIKey)
+	values.Set("apisecret", b.APISecret)
+	values.Set("nonce", nonce)
+	rawQuery := path + "?" + values.Encode()
+	hmac := common.GetHMAC(
+		common.HashSHA512, []byte(rawQuery), []byte(b.APISecret),
+	)
+	headers := make(map[string]string)
+	headers["apisign"] = common.HexEncodeToString(hmac)
+
+	resp, err := common.SendHTTPRequest(
+		"GET", rawQuery, headers, strings.NewReader(""),
+	)
+	if err != nil {
+		return err
+	}
+
+	if b.Verbose {
+		log.Printf("Recieved raw: %s\n", resp)
+	}
+
+	err = common.JSONDecode([]byte(resp), &result)
+	if err != nil {
+		return errors.New("Unable to JSON Unmarshal response." + err.Error())
+	}
+	return nil
+}

exchanges/bittrex/bittrex_test.go

@@ -0,0 +1,280 @@
+package bittrex
+
+import (
+	"testing"
+
+	"github.com/thrasher-/gocryptotrader/config"
+)
+
+// Please supply you own test keys here to run better tests.
+const (
+	apiKey    = "TestKey"
+	apiSecret = "TestKey"
+)
+
+func TestSetDefaults(t *testing.T) {
+	b := Bittrex{}
+	b.SetDefaults()
+	if b.GetName() != "Bittrex" {
+		t.Error("Test Failed - Bittrex - SetDefaults() error")
+	}
+}
+
+func TestSetup(t *testing.T) {
+	exch := config.ExchangeConfig{
+		Name:   "Bittrex",
+		APIKey: apiKey,
+	}
+	exch.Enabled = true
+	b := Bittrex{}
+	b.Setup(exch)
+	if b.APIKey != apiKey {
+		t.Error("Test Failed - Bittrex - Setup() error")
+	}
+	exch.Enabled = false
+	b.Setup(exch)
+	if b.IsEnabled() {
+		t.Error("Test Failed - Bittrex - Setup() error")
+	}
+}
+
+func TestGetMarkets(t *testing.T) {
+	obj := Bittrex{}
+	_, err := obj.GetMarkets()
+	if err != nil {
+		t.Errorf("Test Failed - Bittrex - GetMarkets() error: %s", err)
+	}
+}
+
+func TestGetCurrencies(t *testing.T) {
+	obj := Bittrex{}
+	_, err := obj.GetCurrencies()
+	if err != nil {
+		t.Errorf("Test Failed - Bittrex - GetCurrencies() error: %s", err)
+	}
+}
+
+func TestGetTicker(t *testing.T) {
+	invalid := ""
+	btc := "btc-ltc"
+	doge := "btc-DOGE"
+
+	obj := Bittrex{}
+	_, err := obj.GetTicker(invalid)
+	if err == nil {
+		t.Error("Test Failed - Bittrex - GetTicker() error")
+	}
+	_, err = obj.GetTicker(btc)
+	if err != nil {
+		t.Errorf("Test Failed - Bittrex - GetTicker() error: %s", err)
+	}
+	_, err = obj.GetTicker(doge)
+	if err != nil {
+		t.Errorf("Test Failed - Bittrex - GetTicker() error: %s", err)
+	}
+}
+
+func TestGetMarketSummaries(t *testing.T) {
+	obj := Bittrex{}
+	_, err := obj.GetMarketSummaries()
+	if err != nil {
+		t.Errorf("Test Failed - Bittrex - GetMarketSummaries() error: %s", err)
+	}
+}
+
+func TestGetMarketSummary(t *testing.T) {
+	pairOne := "BTC-LTC"
+	invalid := "WigWham"
+
+	obj := Bittrex{}
+	_, err := obj.GetMarketSummary(pairOne)
+	if err != nil {
+		t.Errorf("Test Failed - Bittrex - GetMarketSummary() error: %s", err)
+	}
+	_, err = obj.GetMarketSummary(invalid)
+	if err == nil {
+		t.Error("Test Failed - Bittrex - GetMarketSummary() error")
+	}
+}
+
+func TestGetOrderbook(t *testing.T) {
+	obj := Bittrex{}
+	value, err := obj.GetOrderbook("btc-ltc", "buy", 1)
+	if err != nil {
+		t.Errorf("Test Failed - Bittrex - GetOrderbook() error: %s", err)
+	}
+	if len(value.Sell) > 0 {
+		t.Error("Test Failed - Bittrex - GetOrderbook() error")
+	}
+	value, err = obj.GetOrderbook("btc-ltc", "sell", 1)
+	if err != nil {
+		t.Errorf("Test Failed - Bittrex - GetOrderbook() error: %s", err)
+	}
+	if len(value.Buy) > 0 {
+		t.Error("Test Failed - Bittrex - GetOrderbook() error")
+	}
+	_, err = obj.GetOrderbook("btc-ltc", "both", 1)
+	if err != nil {
+		t.Errorf("Test Failed - Bittrex - GetOrderbook() error: %s", err)
+	}
+	_, err = obj.GetOrderbook("btc-ltc", "Whigwham", 1)
+	if err == nil {
+		t.Error("Test Failed - Bittrex - GetOrderbook() error")
+	}
+	_, err = obj.GetOrderbook("btc-ltc", "Whigwham", 51)
+	if err == nil {
+		t.Error("Test Failed - Bittrex - GetOrderbook() error")
+	}
+	_, err = obj.GetOrderbook("wiggy", "both", 1)
+	if err == nil {
+		t.Error("Test Failed - Bittrex - GetOrderbook() error")
+	}
+}
+
+func TestGetMarketHistory(t *testing.T) {
+	obj := Bittrex{}
+	_, err := obj.GetMarketHistory("btc-ltc")
+	if err != nil {
+		t.Errorf("Test Failed - Bittrex - GetMarketHistory() error: %s", err)
+	}
+	_, err = obj.GetMarketHistory("malum")
+	if err == nil {
+		t.Errorf("Test Failed - Bittrex - GetMarketHistory() error")
+	}
+}
+
+func TestPlaceBuyLimit(t *testing.T) {
+	obj := Bittrex{}
+	obj.APIKey = apiKey
+	obj.APISecret = apiSecret
+	_, err := obj.PlaceBuyLimit("btc-ltc", 1, 1)
+	if err == nil {
+		t.Errorf("Test Failed - Bittrex - PlaceBuyLimit() error")
+	}
+}
+
+func TestPlaceSellLimit(t *testing.T) {
+	obj := Bittrex{}
+	obj.APIKey = apiKey
+	obj.APISecret = apiSecret
+	_, err := obj.PlaceSellLimit("btc-ltc", 1, 1)
+	if err == nil {
+		t.Errorf("Test Failed - Bittrex - PlaceSellLimit() error")
+	}
+}
+
+func TestGetOpenOrders(t *testing.T) {
+	obj := Bittrex{}
+	obj.APIKey = apiKey
+	obj.APISecret = apiSecret
+	_, err := obj.GetOpenOrders("")
+	if err == nil {
+		t.Errorf("Test Failed - Bittrex - GetOrder() error")
+	}
+}
+
+func TestCancelOrder(t *testing.T) {
+	obj := Bittrex{}
+	obj.APIKey = apiKey
+	obj.APISecret = apiSecret
+	_, err := obj.CancelOrder("blaaaaaaa")
+	if err == nil {
+		t.Errorf("Test Failed - Bittrex - CancelOrder() error")
+	}
+}
+
+func TestGetAccountBalances(t *testing.T) {
+	obj := Bittrex{}
+	obj.APIKey = apiKey
+	obj.APISecret = apiSecret
+	_, err := obj.GetAccountBalances()
+	if err == nil {
+		t.Errorf("Test Failed - Bittrex - GetAccountBalances() error")
+	}
+}
+
+func TestGetAccountBalanceByCurrency(t *testing.T) {
+	obj := Bittrex{}
+	obj.APIKey = apiKey
+	obj.APISecret = apiSecret
+	_, err := obj.GetAccountBalanceByCurrency("btc")
+	if err == nil {
+		t.Errorf("Test Failed - Bittrex - GetAccountBalanceByCurrency() error")
+	}
+}
+
+func TestGetDepositAddress(t *testing.T) {
+	obj := Bittrex{}
+	obj.APIKey = apiKey
+	obj.APISecret = apiSecret
+	_, err := obj.GetDepositAddress("btc")
+	if err == nil {
+		t.Errorf("Test Failed - Bittrex - GetDepositAddress() error")
+	}
+}
+
+func TestWithdraw(t *testing.T) {
+	obj := Bittrex{}
+	obj.APIKey = apiKey
+	obj.APISecret = apiSecret
+	_, err := obj.Withdraw("btc", "something", "someplace", 1)
+	if err == nil {
+		t.Error("Test Failed - Bittrex - Withdraw() error")
+	}
+}
+
+func TestGetOrder(t *testing.T) {
+	obj := Bittrex{}
+	obj.APIKey = apiKey
+	obj.APISecret = apiSecret
+	_, err := obj.GetOrder("0cb4c4e4-bdc7-4e13-8c13-430e587d2cc1")
+	if err == nil {
+		t.Errorf("Test Failed - Bittrex - GetOrder() error")
+	}
+	_, err = obj.GetOrder("")
+	if err == nil {
+		t.Errorf("Test Failed - Bittrex - GetOrder() error")
+	}
+}
+
+func TestGetOrderHistory(t *testing.T) {
+	obj := Bittrex{}
+	obj.APIKey = apiKey
+	obj.APISecret = apiSecret
+	_, err := obj.GetOrderHistory("")
+	if err == nil {
+		t.Errorf("Test Failed - Bittrex - GetOrderHistory() error")
+	}
+	_, err = obj.GetOrderHistory("btc-ltc")
+	if err == nil {
+		t.Errorf("Test Failed - Bittrex - GetOrderHistory() error")
+	}
+}
+
+func TestGetWithdrawelHistory(t *testing.T) {
+	obj := Bittrex{}
+	obj.APIKey = apiKey
+	obj.APISecret = apiSecret
+	_, err := obj.GetWithdrawelHistory("")
+	if err == nil {
+		t.Errorf("Test Failed - Bittrex - GetWithdrawelHistory() error")
+	}
+	_, err = obj.GetWithdrawelHistory("btc-ltc")
+	if err == nil {
+		t.Errorf("Test Failed - Bittrex - GetWithdrawelHistory() error")
+	}
+}
+
+func TestGetDepositHistory(t *testing.T) {
+	obj := Bittrex{}
+	obj.APIKey = apiKey
+	obj.APISecret = apiSecret
+	_, err := obj.GetDepositHistory("")
+	if err == nil {
+		t.Errorf("Test Failed - Bittrex - GetDepositHistory() error")
+	}
+	_, err = obj.GetDepositHistory("btc-ltc")
+	if err == nil {
+		t.Errorf("Test Failed - Bittrex - GetDepositHistory() error")
+	}
+}

exchanges/bittrex/bittrex_types.go

@@ -0,0 +1,147 @@
+package bittrex
+
+import "encoding/json"
+
+// Response is the generalised response type for Bittrex
+type Response struct {
+	Success bool            `json:"success"`
+	Message string          `json:"message"`
+	Result  json.RawMessage `json:"result"`
+}
+
+// Market holds current market metadata
+type Market struct {
+	MarketCurrency     string  `json:"MarketCurrency"`
+	BaseCurrency       string  `json:"BaseCurrency"`
+	MarketCurrencyLong string  `json:"MarketCurrencyLong"`
+	BaseCurrencyLong   string  `json:"BaseCurrencyLong"`
+	MinTradeSize       float64 `json:"MinTradeSize"`
+	MarketName         string  `json:"MarketName"`
+	IsActive           bool    `json:"IsActive"`
+	Created            string  `json:"Created"`
+}
+
+// Currency holds supported currency metadata
+type Currency struct {
+	Currency        string  `json:"Currency"`
+	CurrencyLong    string  `json:"CurrencyLong"`
+	MinConfirmation int     `json:"MinConfirmation"`
+	TxFee           float64 `json:"TxFee"`
+	IsActive        bool    `json:"IsActive"`
+	CoinType        string  `json:"CoinType"`
+	BaseAddress     string  `json:"BaseAddress"`
+}
+
+// Ticker holds basic ticker information
+type Ticker struct {
+	Bid  float64 `json:"Bid"`
+	Ask  float64 `json:"Ask"`
+	Last float64 `json:"Last"`
+}
+
+// MarketSummary holds last 24 hour metadata of an active exchange
+type MarketSummary struct {
+	MarketName        string  `json:"MarketName"`
+	High              float64 `json:"High"`
+	Low               float64 `json:"Low"`
+	Volume            float64 `json:"Volume"`
+	Last              float64 `json:"Last"`
+	BaseVolume        float64 `json:"BaseVolume"`
+	TimeStamp         string  `json:"TimeStamp"`
+	Bid               float64 `json:"Bid"`
+	Ask               float64 `json:"Ask"`
+	OpenBuyOrders     int     `json:"OpenBuyOrders"`
+	OpenSellOrders    int     `json:"OpenSellOrders"`
+	PrevDay           float64 `json:"PrevDay"`
+	Created           string  `json:"Created"`
+	DisplayMarketName string  `json:"DisplayMarketName"`
+}
+
+// OrderBooks holds an array of buy & sell orders held on the exchange
+type OrderBooks struct {
+	Buy  []OrderBook `json:"buy"`
+	Sell []OrderBook `json:"sell"`
+}
+
+// OrderBook holds a singular order on an exchange
+type OrderBook struct {
+	Quantity float64 `json:"Quantity"`
+	Rate     float64 `json:"Rate"`
+}
+
+// MarketHistory holds an executed trade's data for a market ie "BTC-LTC"
+type MarketHistory struct {
+	ID        int     `json:"Id"`
+	Timestamp string  `json:"TimeStamp"`
+	Quantity  float64 `json:"Quantity"`
+	Price     float64 `json:"Price"`
+	Total     float64 `json:"Total"`
+	FillType  string  `json:"FillType"`
+	OrderType string  `json:"OrderType"`
+}
+
+// Balance holds the balance from your account for a specified currency
+type Balance struct {
+	Currency      string  `json:"Currency"`
+	Balance       float64 `json:"Balance"`
+	Available     float64 `json:"Available"`
+	Pending       float64 `json:"Pending"`
+	CryptoAddress string  `json:"CryptoAddress"`
+	Requested     bool    `json:"Requested"`
+	UUID          string  `json:"Uuid"`
+}
+
+// DepositAddress holds a generated address to send specific coins to the
+// exchange
+type DepositAddress struct {
+	Currency string `json:"Currency"`
+	Address  string `json:"Address"`
+}
+
+// UUID contains the universal unique identifier for one or multiple
+// transactions on the exchange
+type UUID struct {
+	ID string `json:"uuid"`
+}
+
+// Order holds the full order information associated with the UUID supplied
+type Order struct {
+	AccountID                  string  `json:"AccountId"`
+	OrderUUID                  string  `json:"OrderUuid"`
+	Exchange                   string  `json:"Exchange"`
+	Type                       string  `json:"Type"`
+	Quantity                   float64 `json:"Quantity"`
+	QuantityRemaining          float64 `json:"QuantityRemaining"`
+	Limit                      float64 `json:"Limit"`
+	Reserved                   float64 `json:"Reserved"`
+	ReserveRemaining           float64 `json:"ReserveRemaining"`
+	CommissionReserved         float64 `json:"CommissionReserved"`
+	CommissionReserveRemaining float64 `json:"CommissionReserveRemaining"`
+	CommissionPaid             float64 `json:"CommissionPaid"`
+	Price                      float64 `json:"Price"`
+	PricePerUnit               float64 `json:"PricePerUnit"`
+	Opened                     string  `json:"Opened"`
+	Closed                     string  `json:"Closed"`
+	IsOpen                     bool    `json:"IsOpen"`
+	Sentinel                   string  `json:"Sentinel"`
+	CancelInitiated            bool    `json:"CancelInitiated"`
+	ImmediateOrCancel          bool    `json:"ImmediateOrCancel"`
+	IsConditional              bool    `json:"IsConditional"`
+	Condition                  string  `json:"Condition"`
+	ConditionTarget            string  `json:"ConditionTarget"`
+}
+
+// WithdrawalHistory holds the Withdrawal history data
+type WithdrawalHistory struct {
+	PaymentUUID    string  `json:"PaymentUuid"`
+	Currency       string  `json:"Currency"`
+	Amount         float64 `json:"Amount"`
+	Address        string  `json:"Address"`
+	Opened         string  `json:"Opened"`
+	Authorized     bool    `json:"Authorized"`
+	PendingPayment bool    `json:"PendingPayment"`
+	TxCost         float64 `json:"TxCost"`
+	TxID           string  `json:"TxId"`
+	Canceled       bool    `json:"Canceled"`
+	InvalidAddress bool    `json:"InvalidAddress"`
+}