mirror of
https://github.com/taigrr/wtf
synced 2025-01-18 04:03:14 -08:00
38 lines
718 B
Go
38 lines
718 B
Go
package finnhub
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import (
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"fmt"
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"encoding/json"
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"github.com/gorilla/websocket"
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)
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func FetchExchangeRates(settings *Settings) (map[string]map[string]float64, error) {
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out := map[string]map[string]float64{}
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for base, rates := range settings.rates {
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resp, err := http.Get(fmt.Sprintf("https://api.exchangeratesapi.io/latest?base=%s", base))
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if err != nil {
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return nil, err
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}
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defer func() { _ = resp.Body.Close() }()
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var data Response
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err = utils.ParseJSON(&data, resp.Body)
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if err != nil {
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return nil, err
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}
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out[base] = map[string]float64{}
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for _, currency := range rates {
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rate, ok := data.Rates[currency]
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if ok {
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out[base][currency] = rate
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}
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}
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}
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return out, nil
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}
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