51 lines
1.3 KiB
Go
51 lines
1.3 KiB
Go
package market
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import (
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"github.com/adshao/go-binance/v2/futures"
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"github.com/rs/zerolog/log"
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"strconv"
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)
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func (ms MarketData) GetFuturePrice(symbol string) (float64, float64, int64, bool) {
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p, ok := ms.futureMarkPrice[symbol]
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if !ok {
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return 0, 0, 0, false
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}
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return p, ms.futureFundingRate[symbol], ms.futureNextFundingTime[symbol], true
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}
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func (ms MarketData) StartFutureWsMarkPrice() error {
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_, _, err := futures.WsAllMarkPriceServe(ms.futureWsMarkPriceHandler, ms.futureWsErrHandler)
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if err != nil {
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return err
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}
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return nil
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}
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func (ms MarketData) futureWsMarkPriceHandler(event futures.WsAllMarkPriceEvent) {
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for _, priceEvent := range event {
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price, err := strconv.ParseFloat(priceEvent.MarkPrice, 64)
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if err != nil {
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continue
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}
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fundingRate, err := strconv.ParseFloat(priceEvent.FundingRate, 64)
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if err != nil {
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continue
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}
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ms.futureMarkPrice[priceEvent.Symbol] = price
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ms.futureFundingRate[priceEvent.Symbol] = fundingRate
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ms.futureNextFundingTime[priceEvent.Symbol] = priceEvent.NextFundingTime
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}
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}
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func (ms MarketData) futureWsErrHandler(err error) {
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log.Debug().Err(err).Msg("Ws Error. Restart socket")
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_ = ms.StartFutureWsMarkPrice()
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}
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func (ms MarketData) GetAllFundRate() (map[string]float64, map[string]int64) {
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return ms.futureFundingRate, ms.futureNextFundingTime
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}
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