main.go

package main

import (
	"log"
	"io/ioutil"
	"path/filepath"
	// "time"

	"github.com/decred/dcrd/dcrutil"
	"github.com/decred/dcrd/rpcclient"
)

type cliente struct {
    c *rpcclient.Client
    h *rpcclient.NotificationHandlers
}

func (c *cliente) OnBlock() {
    func(blockHeader []byte, transactions [][]byte) {
        log.Printf("Block connected: %v %v", blockHeader, transactions)
        count, err := c.GetBlockCount()
        if err != nil {
            log.Fatal(err)
        }
    }
}

func main() {
    cli := &cliente{}
    cli.h = rpcclient.NotificationHandlers{OnBlock: OnBlockConnected()}
    dcrdHomeDir := dcrutil.AppDataDir("dcrd", false)
    certs, err := ioutil.ReadFile(filepath.Join(dcrdHomeDir, "rpc.cert"))
    if err != nil {
        log.Fatal(err)
    }
    connCfg := &rpcclient.ConnConfig{
        Host: "localhost:19109",
        Endpoint: "ws",
        User: "",
        Pass: "",
        Certificates: certs,
    }

    client, err := rpcclient.New(connCfg, cli)
    if err != nil {
        log.Fatal(err)
    }
    
    cli.c = client

    if err := client.NotifyBlocks(); err != nil {
        log.Fatal(err)
    }
    log.Println("NotifyBlocks: Registration Complete")


    // block_hash, err := client.Generate(1)
    // if err != nil {
    //    log.Fatal(err)
    //}
    client.WaitForShutdown()
}