39 lines
843 B
Go
39 lines
843 B
Go
package wallet
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import (
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"encoding/json"
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"fmt"
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"io/ioutil"
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"net/http"
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"strings"
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"time"
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)
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func fetchCryptoComparePrices(symbols []string, currency string) (map[string]float64, error) {
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httpClient := http.Client{Timeout: time.Minute}
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url := fmt.Sprintf("https://min-api.cryptocompare.com/data/pricemulti?fsyms=%s&tsyms=%s", strings.Join(symbols, ","), currency)
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resp, err := httpClient.Get(url)
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if err != nil {
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return nil, err
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}
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defer resp.Body.Close()
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body, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return nil, err
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}
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prices := make(map[string]map[string]float64)
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err = json.Unmarshal(body, &prices)
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if err != nil {
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return nil, err
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}
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result := make(map[string]float64)
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for _, symbol := range symbols {
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result[symbol] = prices[strings.ToUpper(symbol)][strings.ToUpper(currency)]
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}
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return result, nil
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}
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