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Added basic HTTP API support for Poloniex.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,271 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "log" | ||
| "net/url" | ||
| "strconv" | ||
| "time" | ||
| ) | ||
|
|
||
| const ( | ||
| POLONIEX_API_URL = "https://poloniex.com" | ||
| POLONIEX_WEBSOCKET_ADDRESS = "wss://api.poloniex.com" | ||
| POLONIEX_API_VERSION = "1" | ||
| ) | ||
|
|
||
| type Poloniex struct { | ||
| Name string | ||
| Enabled bool | ||
| Verbose bool | ||
| Websocket bool | ||
| RESTPollingDelay time.Duration | ||
| AuthenticatedAPISupport bool | ||
| AccessKey, SecretKey string | ||
| Fee float64 | ||
| BaseCurrencies []string | ||
| AvailablePairs []string | ||
| EnabledPairs []string | ||
| } | ||
|
|
||
| type PoloniexTicker struct { | ||
| Last float64 `json:"last,string"` | ||
| LowestAsk float64 `json:"lowestAsk,string"` | ||
| HighestBid float64 `json:"highestBid,string"` | ||
| PercentChange float64 `json:"percentChange,string"` | ||
| BaseVolume float64 `json:"baseVolume,string"` | ||
| QuoteVolume float64 `json:"quoteVolume,string"` | ||
| IsFrozen int `json:"isFrozen,string"` | ||
| High24Hr float64 `json:"high24hr,string"` | ||
| Low24Hr float64 `json:"low24hr,string"` | ||
| } | ||
|
|
||
| func (p *Poloniex) SetDefaults() { | ||
| p.Name = "Poloniex" | ||
| p.Enabled = true | ||
| p.Fee = 0 | ||
| p.Verbose = false | ||
| p.Websocket = false | ||
| p.RESTPollingDelay = 10 | ||
| } | ||
|
|
||
| func (p *Poloniex) GetName() string { | ||
| return p.Name | ||
| } | ||
|
|
||
| func (p *Poloniex) SetEnabled(enabled bool) { | ||
| p.Enabled = enabled | ||
| } | ||
|
|
||
| func (p *Poloniex) IsEnabled() bool { | ||
| return p.Enabled | ||
| } | ||
|
|
||
| func (p *Poloniex) SetAPIKeys(apiKey, apiSecret string) { | ||
| p.AccessKey = apiKey | ||
| p.SecretKey = apiSecret | ||
| } | ||
|
|
||
| func (p *Poloniex) GetFee() float64 { | ||
| return p.Fee | ||
| } | ||
|
|
||
| func (p *Poloniex) Run() { | ||
| if p.Verbose { | ||
| log.Printf("%s Websocket: %s (url: %s).\n", p.GetName(), IsEnabled(p.Websocket), POLONIEX_WEBSOCKET_ADDRESS) | ||
| log.Printf("%s polling delay: %ds.\n", p.GetName(), p.RESTPollingDelay) | ||
| log.Printf("%s %d currencies enabled: %s.\n", p.GetName(), len(p.EnabledPairs), p.EnabledPairs) | ||
| } | ||
|
|
||
| if p.Websocket { | ||
| //go p.WebsocketClient() | ||
| } | ||
|
|
||
| for p.Enabled { | ||
| for _, x := range p.EnabledPairs { | ||
| currency := x | ||
| go func() { | ||
| ticker, err := p.GetTicker() | ||
| if err != nil { | ||
| log.Println(err) | ||
| return | ||
| } | ||
| log.Printf("Poloniex %s Last %f High %f Low %f Volume %f\n", currency, ticker[currency].Last, ticker[currency].High24Hr, ticker[currency].Low24Hr, ticker[currency].QuoteVolume) | ||
| //AddExchangeInfo(p.GetName(), currency[0:3], currency[3:], ticker.Last, ticker.Volume) | ||
| }() | ||
| } | ||
| time.Sleep(time.Second * p.RESTPollingDelay) | ||
| } | ||
| } | ||
|
|
||
| func (p *Poloniex) GetTicker() (map[string]PoloniexTicker, error) { | ||
| type response struct { | ||
| Data map[string]PoloniexTicker | ||
| } | ||
|
|
||
| resp := response{} | ||
| path := fmt.Sprintf("%s/public?command=returnTicker", POLONIEX_API_URL) | ||
| err := SendHTTPGetRequest(path, true, &resp.Data) | ||
|
|
||
| if err != nil { | ||
| return resp.Data, err | ||
| } | ||
| return resp.Data, nil | ||
| } | ||
|
|
||
| func (p *Poloniex) GetVolume() (interface{}, error) { | ||
| var resp interface{} | ||
| path := fmt.Sprintf("%s/public?command=return24hVolume", POLONIEX_API_URL) | ||
| err := SendHTTPGetRequest(path, true, &resp) | ||
|
|
||
| if err != nil { | ||
| return resp, err | ||
| } | ||
| return resp, nil | ||
| } | ||
|
|
||
| type PoloniexOrderbook struct { | ||
| Asks [][]interface{} `json:"asks"` | ||
| Bids [][]interface{} `json:"bids"` | ||
| IsFrozen string `json:"isFrozen"` | ||
| } | ||
|
|
||
| //TO-DO: add support for individual pair depth fetching | ||
| func (p *Poloniex) GetOrderbook(currencyPair string, depth int) (map[string]PoloniexOrderbook, error) { | ||
| type Response struct { | ||
| Data map[string]PoloniexOrderbook | ||
| } | ||
|
|
||
| vals := url.Values{} | ||
| vals.Set("currencyPair", currencyPair) | ||
|
|
||
| if depth != 0 { | ||
| vals.Set("depth", strconv.Itoa(depth)) | ||
| } | ||
|
|
||
| resp := Response{} | ||
| path := fmt.Sprintf("%s/public?command=returnOrderBook&%s", POLONIEX_API_URL, vals.Encode()) | ||
| err := SendHTTPGetRequest(path, true, &resp.Data) | ||
|
|
||
| if err != nil { | ||
| return resp.Data, err | ||
| } | ||
| return resp.Data, nil | ||
| } | ||
|
|
||
| type PoloniexTradeHistory struct { | ||
| GlobalTradeID int64 `json:"globalTradeID"` | ||
| TradeID int64 `json:"tradeID"` | ||
| Date string `json:"date"` | ||
| Type string `json:"type"` | ||
| Rate float64 `json:"rate,string"` | ||
| Amount float64 `json:"amount,string"` | ||
| Total float64 `json:"total,string"` | ||
| } | ||
|
|
||
| func (p *Poloniex) GetTradeHistory(currencyPair, start, end string) ([]PoloniexTradeHistory, error) { | ||
| vals := url.Values{} | ||
| vals.Set("currencyPair", currencyPair) | ||
|
|
||
| if start != "" { | ||
| vals.Set("start", start) | ||
| } | ||
|
|
||
| if end != "" { | ||
| vals.Set("end", end) | ||
| } | ||
|
|
||
| resp := []PoloniexTradeHistory{} | ||
| path := fmt.Sprintf("%s/public?command=returnTradeHistory&%s", POLONIEX_API_URL, vals.Encode()) | ||
| err := SendHTTPGetRequest(path, true, &resp) | ||
|
|
||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| return resp, nil | ||
| } | ||
|
|
||
| type PoloniexChartData struct { | ||
| Date int `json:"date"` | ||
| High float64 `json:"high"` | ||
| Low float64 `json:"low"` | ||
| Open float64 `json:"open"` | ||
| Close float64 `json:"close"` | ||
| Volume float64 `json:"volume"` | ||
| QuoteVolume float64 `json:"quoteVolume"` | ||
| WeightedAverage float64 `json:"weightedAverage"` | ||
| } | ||
|
|
||
| func (p *Poloniex) GetChartData(currencyPair, start, end, period string) ([]PoloniexChartData, error) { | ||
| vals := url.Values{} | ||
| vals.Set("currencyPair", currencyPair) | ||
|
|
||
| if start != "" { | ||
| vals.Set("start", start) | ||
| } | ||
|
|
||
| if end != "" { | ||
| vals.Set("end", end) | ||
| } | ||
|
|
||
| if period != "" { | ||
| vals.Set("period", period) | ||
| } | ||
|
|
||
| resp := []PoloniexChartData{} | ||
| path := fmt.Sprintf("%s/public?command=returnChartData&%s", POLONIEX_API_URL, vals.Encode()) | ||
| err := SendHTTPGetRequest(path, true, &resp) | ||
|
|
||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| return resp, nil | ||
| } | ||
|
|
||
| type PoloniexCurrencies struct { | ||
| Name string `json:"name"` | ||
| MaxDailyWithdrawal string `json:"maxDailyWithdrawal"` | ||
| TxFee float64 `json:"txFee,string"` | ||
| MinConfirmations int `json:"minConf"` | ||
| DepositAddresses interface{} `json:"depositAddress"` | ||
| Disabled int `json:"disabled"` | ||
| Delisted int `json:"delisted"` | ||
| Frozen int `json:"frozen"` | ||
| } | ||
|
|
||
| func (p *Poloniex) GetCurrencies() (map[string]PoloniexCurrencies, error) { | ||
| type Response struct { | ||
| Data map[string]PoloniexCurrencies | ||
| } | ||
| resp := Response{} | ||
| path := fmt.Sprintf("%s/public?command=returnCurrencies", POLONIEX_API_URL) | ||
| err := SendHTTPGetRequest(path, true, &resp.Data) | ||
|
|
||
| if err != nil { | ||
| return resp.Data, err | ||
| } | ||
| return resp.Data, nil | ||
| } | ||
|
|
||
| type PoloniexLoanOrder struct { | ||
| Rate float64 `json:"rate,string"` | ||
| Amount float64 `json:"amount,string"` | ||
| RangeMin int `json:"rangeMin"` | ||
| RangeMax int `json:"rangeMax"` | ||
| } | ||
|
|
||
| type PoloniexLoanOrders struct { | ||
| Offers []PoloniexLoanOrder `json:"offers"` | ||
| Demands []PoloniexLoanOrder `json:"demands"` | ||
| } | ||
|
|
||
| func (p *Poloniex) GetLoanOrders(currency string) (PoloniexLoanOrders, error) { | ||
| resp := PoloniexLoanOrders{} | ||
| path := fmt.Sprintf("%s/public?command=returnLoanOrders¤cy=%s", POLONIEX_API_URL, currency) | ||
| err := SendHTTPGetRequest(path, true, &resp) | ||
|
|
||
| if err != nil { | ||
| return resp, err | ||
| } | ||
| return resp, nil | ||
| } |