UpdateHash gRPC Method

Parameters

tx

object

REQUIRED

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transaction

object

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txid

string

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constant_result

array

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result

object

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Returns

error

object

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Request

1
package main
2

3
import (
4
	"context"
5
	"crypto/tls"
6
	"fmt"
7
    "encoding/json"
8

9
	"github.com/fbsobreira/gotron-sdk/pkg/client"
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	"google.golang.org/grpc"
11
	"google.golang.org/grpc/credentials"
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)
13

14

15
// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
16
// For eg: QN Endpoint: https://docs-demo.tron-mainnet.quiknode.pro/abcde123456789
17
// endpoint will be: docs-demo.tron-mainnet.quiknode.pro:50051  {50051 is the port number for Tron gRPC}
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// token will be : abcde123456789
19

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var token = "YOUR_TOKEN"
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var endpoint = "YOUR_ENDPOINT:50051"
22

23

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type auth struct {
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	token string
26
}
27

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func (a *auth) GetRequestMetadata(ctx context.Context, uri ...string) (map[string]string, error) {
29
	return map[string]string{
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		"x-token": a.token,
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	}, nil
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}
33

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func (a *auth) RequireTransportSecurity() bool {
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	return false
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}
37

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func main() {
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	opts := []grpc.DialOption{
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		grpc.WithTransportCredentials(credentials.NewTLS(&tls.Config{})),
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		grpc.WithPerRPCCredentials(&auth{token}),
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	}
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	conn := client.NewGrpcClient(endpoint)
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	if err := conn.Start(opts...); err != nil {
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		panic(err)
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	}
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	defer conn.Conn.Close()
48

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	fromAddress := "TC7xSvcMqW7PXuZXAuzhie81g22fA45kyY"
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	toAddress := "TTW663tQYJTTCtHh6DWKAfexRhPMf2DxQ1"
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	amount := int64(1000000)
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	tx, err := conn.Transfer(fromAddress, toAddress, amount)
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	if err != nil {
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		fmt.Printf("Error creating transfer transaction: %v\n", err)
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		return
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	}
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	fmt.Printf("Transaction ID before UpdateHash: %x\n", tx.Txid)
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	err = conn.UpdateHash(tx)
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	if err != nil {
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		fmt.Printf("Error calling UpdateHash: %v\n", err)
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		return
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	}
65

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	fmt.Println("Transaction after UpdateHash:")
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	jsonData, err := json.MarshalIndent(tx, "", "  ")
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	if err != nil {
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		fmt.Printf("Error marshaling to JSON: %v\n", err)
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		return
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	}
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	fmt.Println(string(jsonData))
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}

1
package main
2

3
import (
4
	"context"
5
	"crypto/tls"
6
	"fmt"
7
    "encoding/json"
8

9
	"github.com/fbsobreira/gotron-sdk/pkg/client"
10
	"google.golang.org/grpc"
11
	"google.golang.org/grpc/credentials"
12
)
13

14

15
// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
16
// For eg: QN Endpoint: https://docs-demo.tron-mainnet.quiknode.pro/abcde123456789
17
// endpoint will be: docs-demo.tron-mainnet.quiknode.pro:50051  {50051 is the port number for Tron gRPC}
18
// token will be : abcde123456789
19

20
var token = "YOUR_TOKEN"
21
var endpoint = "YOUR_ENDPOINT:50051"
22

23

24
type auth struct {
25
	token string
26
}
27

28
func (a *auth) GetRequestMetadata(ctx context.Context, uri ...string) (map[string]string, error) {
29
	return map[string]string{
30
		"x-token": a.token,
31
	}, nil
32
}
33

34
func (a *auth) RequireTransportSecurity() bool {
35
	return false
36
}
37

38
func main() {
39
	opts := []grpc.DialOption{
40
		grpc.WithTransportCredentials(credentials.NewTLS(&tls.Config{})),
41
		grpc.WithPerRPCCredentials(&auth{token}),
42
	}
43
	conn := client.NewGrpcClient(endpoint)
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	if err := conn.Start(opts...); err != nil {
45
		panic(err)
46
	}
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	defer conn.Conn.Close()
48

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	fromAddress := "TC7xSvcMqW7PXuZXAuzhie81g22fA45kyY"
50
	toAddress := "TTW663tQYJTTCtHh6DWKAfexRhPMf2DxQ1"
51
	amount := int64(1000000)
52

53
	tx, err := conn.Transfer(fromAddress, toAddress, amount)
54
	if err != nil {
55
		fmt.Printf("Error creating transfer transaction: %v\n", err)
56
		return
57
	}
58
	fmt.Printf("Transaction ID before UpdateHash: %x\n", tx.Txid)
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	err = conn.UpdateHash(tx)
61
	if err != nil {
62
		fmt.Printf("Error calling UpdateHash: %v\n", err)
63
		return
64
	}
65

66
	fmt.Println("Transaction after UpdateHash:")
67

68
	jsonData, err := json.MarshalIndent(tx, "", "  ")
69
	if err != nil {
70
		fmt.Printf("Error marshaling to JSON: %v\n", err)
71
		return
72
	}
73

74
	fmt.Println(string(jsonData))
75
}

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