Steven Polley
7689e3e1f2
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continuous-integration/drone/push Build is passing
38 lines
1.0 KiB
Go
38 lines
1.0 KiB
Go
package bitcoin
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import (
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"fmt"
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"net/http"
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)
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const fiatConvertURL = "https://pro-api.coingecko.com/api/v3/coins/bitcoin?localization=false&tickers=false&market_data=true&community_data=false&developer_data=false&sparkline=false"
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type coinGeckoResponse struct {
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MarketData struct {
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CurrentPrice struct {
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CAD int `json:"cad"`
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} `json:"current_price"`
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} `json:"market_data"`
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}
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func (c *client) convertBTCToCAD(amount int) (int, error) {
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coinGeckoData := &coinGeckoResponse{}
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req, err := http.NewRequest("GET", fmt.Sprintf("%s&x_cg_pro_api_key=%s", fiatConvertURL, c.coinGeckoApiKey), nil)
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if err != nil {
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return 0, fmt.Errorf("failed to create new GET request: %v", err)
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}
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res, err := c.httpClient.Do(req)
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if err != nil {
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return 0, fmt.Errorf("http GET request failed: %v", err)
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}
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err = c.processResponse(res, coinGeckoData)
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if err != nil {
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return 0, fmt.Errorf("failed to process response: %v", err)
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}
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return (amount * int(coinGeckoData.MarketData.CurrentPrice.CAD*1000)) / 100000000, nil // one BTC = one hundred million satoshi's
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}
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