Market API Go example

my-app/
├─ go.mod
└─ main.go

mkdir my-app && cd my-app
go mod init example.com/my-app

package main

import (
	"encoding/json"
	"fmt"
	"net/http"
	"net/url"
)

func main() {
	params := url.Values{
		"srcToken":     {"0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE"}, // ETH
		"destToken":    {"0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48"}, // USDC
		"amount":       {"1000000000000000000"},                       // 1 ETH
		"srcDecimals":  {"18"},
		"destDecimals": {"6"},
		"side":         {"SELL"},
		"network":      {"1"},
		"userAddress":  {"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"},
		"partner":      {"my-app-name"},
		"version":      {"6.2"},
	}

	res, err := http.Get("https://api.velora.xyz/prices?" + params.Encode())
	if err != nil {
		panic(err)
	}
	defer res.Body.Close()

	if res.StatusCode != http.StatusOK {
		panic(fmt.Sprintf("HTTP %d", res.StatusCode))
	}

	var body struct {
		PriceRoute struct {
			DestAmount string  `json:"destAmount"`
			GasCostUSD string  `json:"gasCostUSD"`
		} `json:"priceRoute"`
	}
	if err := json.NewDecoder(res.Body).Decode(&body); err != nil {
		panic(err)
	}

	fmt.Println("destAmount:", body.PriceRoute.DestAmount)
	fmt.Println("gasCostUSD:", body.PriceRoute.GasCostUSD)
}

go run .