package main
import (
"context"
"crypto/tls"
"fmt"
"github.com/fbsobreira/gotron-sdk/pkg/client"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials"
"log"
"time"
)
// 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)
}
defer conn.Conn.Close()
from := "TZ4UXDV5ZhNW7fb2AMSbgfAEZ7hWsnYS2g"
timestamp := time.Now().UnixNano() / 1000000
fmt.Printf("Checking withdrawable unfrozen amount for address: %s\n", from)
response, err := conn.GetCanWithdrawUnfreezeAmount(from, timestamp)
if err != nil {
log.Fatalf("Error getting withdrawable unfreeze amount: %v\n", err)
}
withdrawableAmount := response.GetAmount()
withdrawableTRX := float64(withdrawableAmount) / 1000000.0
fmt.Printf("Withdrawable unfrozen amount: %d SUN (%.6f TRX)\n", withdrawableAmount, withdrawableTRX)
if withdrawableAmount > 0 {
fmt.Println("This account has funds available to withdraw from previous unfreezing operations.")
} else {
fmt.Println("This account has no funds available to withdraw from unfreezing operations.")
}
}