EstimateEnergy gRPC Method

Parámetros

de

cadena

OBLIGATORIO

Cargando...

contractAddress

cadena

OBLIGATORIO

Cargando...

método

cadena

OBLIGATORIO

Cargando...

jsonString

cadena

OBLIGATORIO

Cargando...

tAmount

entero

OBLIGATORIO

Cargando...

tTokenID

cadena

OBLIGATORIO

Cargando...

tTokenAmount

entero

OBLIGATORIO

Cargando...

Devoluciones

resultado

objeto

Cargando...

resultado

booleano

Cargando...

código

cadena

Cargando...

mensaje

cadena

Cargando...

energy_required

entero

Cargando...

Solicitud

1
paquete principal
2

3
import (
4
   «contexto»
5
   «crypto/tls»
6
   «encoding/json»
7
   «fmt»
8
   "github.com/fbsobreira/gotron-sdk/pkg/client"
9
   "google.golang.org/grpc"
10
   "google.golang.org/grpc/credentials"
11
)
12

13
// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
14
// For eg: QN Endpoint: https://docs-demo.tron-mainnet.quiknode.pro/abcde123456789
15
// endpoint will be: docs-demo.tron-mainnet.quiknode.pro:50051  {50051 is the port number for Tron gRPC}
16
// token will be : abcde123456789
17

18
var token = "TU_TOKEN"
19
var punto final = "TU_PUNTO_DE_ACceso:50051"
20

21
tipo autenticación estructura {
22
   token cadena
23
}
24

25
func (a *auth) GetRequestMetadata(ctx contexto.Context, uri ...cadena) (mapa[cadena]cadena, error) {
26
   volver mapa[cadena]cadena{
27
      "x-token": a.token,
28
   }, nil
29
}
30

31
func (a *auth) RequireTransportSecurity() bool {
32
   volver false
33
}
34

35
func main() {
36

37
   opts := []grpc.DialOption{
38
      grpc.WithTransportCredentials(credentials.NewTLS(&tls.Config{})),
39
      grpc.WithPerRPCCredentials(&auth{token}),
40
   }
41
   conn := cliente.NewGrpcClient(punto de conexión)
42
   if err := conn.Start(opts...); err != nil {
43
      panic(err)
44
   }
45
   aplazar conn.Conn.Cerrar()
46

47
   from := "TTGhREx2pDSxFX555NWz1YwGpiBVPvQA7e"
48
   contractAddress := "TVSvjZdyDSNocHm7dP3jvCmMNsCnMTPa5W"
49
   method := "transfer(address,uint256)"
50
   jsonString := `[{"address": "TE4c73WubeWPhSF1nAovQDmQytjcaLZyY9"},{"uint256": "100"}]`
51
   tAmount := int64(0)
52
   tTokenID := ""
53
   tTokenAmount := int64(0)
54

55
   fmt.Println("Estimating energy for contract call...")
56
   
57
   energy, err := conn.EstimateEnergy(
58
      from,            // Caller's address
59
      contractAddress, // Contract address
60
      method,          // Function selector
61
      jsonString,      // Parameters in JSON format
62
      tAmount,         // TRX value to send
63
      tTokenID,        // Token ID (if applicable)
64
      tTokenAmount,    // Token value (if applicable)
65
   )
66
   
67
   si err != nil {
68
      fmt.Printf("Error estimating energy: %v\n", err)
69
      volver
70
   }
71
   
72
   fmt.Println("Energy estimation successful! Results:")
73
   jsonData, _ := json.MarshalIndent(energy, "", "  ")
74
   fmt.Println(string(jsonData))
75
   
76
   if !energy.Result.Result {
77
      fmt.Println("Energy estimation failed!")
78
      if len(energy.Result.Message) > 0 {
79
         fmt.Printf("Error message: %s\n", energy.Result.Message)
80
      }
81
      volver
82
   }
83
   
84
   energyRequired := energy.EnergyRequired
85
   energyBuffer := energyRequired / 5 // Add 20% buffer
86
   recommendedFeeLimit := (energyRequired + energyBuffer) * 420
87
   
88
   fmt.Printf("\nEstimated energy required: %d\n", energyRequired)
89
   fmt.Printf("Recommended fee limit (with 20%% buffer): %d SUN\n", recommendedFeeLimit)
90
   fmt.Println("\nYou can use this fee limit when making the actual transaction.")
91
}

1
paquete principal
2

3
import (
4
   «contexto»
5
   «crypto/tls»
6
   «encoding/json»
7
   «fmt»
8
   "github.com/fbsobreira/gotron-sdk/pkg/client"
9
   "google.golang.org/grpc"
10
   "google.golang.org/grpc/credentials"
11
)
12

13
// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
14
// For eg: QN Endpoint: https://docs-demo.tron-mainnet.quiknode.pro/abcde123456789
15
// endpoint will be: docs-demo.tron-mainnet.quiknode.pro:50051  {50051 is the port number for Tron gRPC}
16
// token will be : abcde123456789
17

18
var token = "TU_TOKEN"
19
var punto final = "TU_PUNTO_DE_ACceso:50051"
20

21
tipo autenticación estructura {
22
   token cadena
23
}
24

25
func (a *auth) GetRequestMetadata(ctx contexto.Context, uri ...cadena) (mapa[cadena]cadena, error) {
26
   volver mapa[cadena]cadena{
27
      "x-token": a.token,
28
   }, nil
29
}
30

31
func (a *auth) RequireTransportSecurity() bool {
32
   volver false
33
}
34

35
func main() {
36

37
   opts := []grpc.DialOption{
38
      grpc.WithTransportCredentials(credentials.NewTLS(&tls.Config{})),
39
      grpc.WithPerRPCCredentials(&auth{token}),
40
   }
41
   conn := cliente.NewGrpcClient(punto de conexión)
42
   if err := conn.Start(opts...); err != nil {
43
      panic(err)
44
   }
45
   aplazar conn.Conn.Cerrar()
46

47
   from := "TTGhREx2pDSxFX555NWz1YwGpiBVPvQA7e"
48
   contractAddress := "TVSvjZdyDSNocHm7dP3jvCmMNsCnMTPa5W"
49
   method := "transfer(address,uint256)"
50
   jsonString := `[{"address": "TE4c73WubeWPhSF1nAovQDmQytjcaLZyY9"},{"uint256": "100"}]`
51
   tAmount := int64(0)
52
   tTokenID := ""
53
   tTokenAmount := int64(0)
54

55
   fmt.Println("Estimating energy for contract call...")
56
   
57
   energy, err := conn.EstimateEnergy(
58
      from,            // Caller's address
59
      contractAddress, // Contract address
60
      method,          // Function selector
61
      jsonString,      // Parameters in JSON format
62
      tAmount,         // TRX value to send
63
      tTokenID,        // Token ID (if applicable)
64
      tTokenAmount,    // Token value (if applicable)
65
   )
66
   
67
   si err != nil {
68
      fmt.Printf("Error estimating energy: %v\n", err)
69
      volver
70
   }
71
   
72
   fmt.Println("Energy estimation successful! Results:")
73
   jsonData, _ := json.MarshalIndent(energy, "", "  ")
74
   fmt.Println(string(jsonData))
75
   
76
   if !energy.Result.Result {
77
      fmt.Println("Energy estimation failed!")
78
      if len(energy.Result.Message) > 0 {
79
         fmt.Printf("Error message: %s\n", energy.Result.Message)
80
      }
81
      volver
82
   }
83
   
84
   energyRequired := energy.EnergyRequired
85
   energyBuffer := energyRequired / 5 // Add 20% buffer
86
   recommendedFeeLimit := (energyRequired + energyBuffer) * 420
87
   
88
   fmt.Printf("\nEstimated energy required: %d\n", energyRequired)
89
   fmt.Printf("Recommended fee limit (with 20%% buffer): %d SUN\n", recommendedFeeLimit)
90
   fmt.Println("\nYou can use this fee limit when making the actual transaction.")
91
}

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