get dcrdata info

main.go

package main

import (
	"encoding/json"
	"io/ioutil"
	"log"
	"net/http"
	"time"
)

type Dcrdata struct {
	BtcIndex     string  `json: "btc_index"`
	BtcFiatPrice float64 `json: "btc_fiat_price"`
	Price        float64 `json: "price"`
	Volume       float64 `json: "volume"`
}

const (
	url_base = "https://dcrdata.decred.org/api/exchanges"
)

func main() {
	client := http.Client{
		Timeout: time.Minute,
	}

	resp, err := client.Get(url_base)
	if err != nil {
		log.Fatalln(err)
	}

	defer resp.Body.Close()

	body, err := ioutil.ReadAll(resp.Body)
	if err != nil {
		log.Fatalln(err)
	}

	var dd = new(Dcrdata)
	err = json.Unmarshal(body, &dd)
	if err != nil {
		log.Fatalln(err)
	}
	log.Println(dd)
	log.Printf("%v, %T", dd.BtcIndex, dd.BtcIndex)
	log.Printf("%v, %T", dd.BtcFiatPrice, dd.BtcFiatPrice)
	log.Printf("%v, %T", dd.Price, dd.Price)
	log.Printf("%v, %T", dd.Volume, dd.Volume)
}