ListWitnesses gRPC Method

Parameters

This method does not accept any parameters

Returns

witnesses

array

List of Super Representatives (witnesses)

address

string

The address of the witness

voteCount

integer

The number of votes received by the witness

pubKey

string

The public key of the witness

url

string

The URL associated with the witness

totalProduced

integer

The total number of blocks produced by the witness

totalMissed

integer

The total number of blocks missed by the witness

latestBlockNum

integer

The latest block number produced by the witness

latestSlotNum

integer

The latest slot number assigned to the witness

isJobs

boolean

Whether the witness is currently active in block production

error

object

Error object that will be nil if operation was successful

Request

package main

import (
	"context"
	"crypto/tls"
    "encoding/json"
	"fmt"

	"github.com/fbsobreira/gotron-sdk/pkg/client"
	"google.golang.org/grpc"
	"google.golang.org/grpc/credentials"
)


// QuickNode endpoints consist of two crucial components: the endpoint name and the corresponding token
// For eg: QN Endpoint: https://docs-demo.tron-mainnet.quiknode.pro/abcde123456789
// endpoint will be: docs-demo.tron-mainnet.quiknode.pro:50051  {50051 is the port number for Tron gRPC}
// token will be : abcde123456789

var token = "YOUR_TOKEN"
var endpoint = "YOUR_ENDPOINT:50051"


type auth struct {
	token string
}

func (a *auth) GetRequestMetadata(ctx context.Context, uri ...string) (map[string]string, error) {
	return map[string]string{
		"x-token": a.token,
	}, nil
}

func (a *auth) RequireTransportSecurity() bool {
	return false
}

func main() {
	opts := []grpc.DialOption{
		grpc.WithTransportCredentials(credentials.NewTLS(&tls.Config{})),
		grpc.WithPerRPCCredentials(&auth{token}),
	}
	conn := client.NewGrpcClient(endpoint)
	if err := conn.Start(opts...); err != nil {
		panic(err)
	}

	fmt.Println("Listing witnesses (super representatives):")
	witnesses, err := conn.ListWitnesses()
	if err != nil {
		fmt.Printf("Error listing witnesses: %v\n", err)
		return
	}
	
	witnessesJSON, err := json.MarshalIndent(witnesses, "", "  ")
	if err != nil {
		fmt.Printf("Error marshaling to JSON: %v\n", err)
		return
	}
	fmt.Println(string(witnessesJSON))

}

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