customethclient

package main

import (
	"context"
	"fmt"

	"github.com/ava-labs/coreth/plugin/evm/customtypes"
)

const FujiAPIURI = "https://api.avax-test.network"

func main() {
	ethC, err := Dial(FujiAPIURI + "/ext/bc/C/rpc")
	if err != nil {
		panic(err)
	}
	bc, err := ethC.BlockByNumber(context.Background(), nil)
	if err != nil {
		panic(err)
	}
	extData := customtypes.GetHeaderExtra(bc.Header())
	// Header extra data
	fmt.Printf("Block Gas Cost: %d\n", extData.BlockGasCost)
	fmt.Printf("Extra data hash: %x\n", extData.ExtDataHash)
	fmt.Printf("Extra data gas used: %d\n", extData.ExtDataGasUsed)

	// Block Body extra data
	fmt.Printf("Block Extra Data: %x\n", customtypes.BlockExtData(bc))
	fmt.Printf("Block Version: %d\n", customtypes.BlockVersion(bc))
}