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rpc_simulate_transaction.go
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rpc_simulate_transaction.go
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package client
import (
"context"
"encoding/base64"
"fmt"
"github.com/EntySquare/solana-go-sdk/rpc"
"github.com/EntySquare/solana-go-sdk/types"
)
type SimulateTransaction struct {
Err any
Logs []string
Accounts []*AccountInfo
ReturnData *ReturnData
}
type SimulateTransactionConfig struct {
SigVerify bool
Commitment rpc.Commitment
ReplaceRecentBlockhash bool
Addresses []string
}
func (c SimulateTransactionConfig) toRpc() rpc.SimulateTransactionConfig {
var accounts *rpc.SimulateTransactionConfigAccounts
if len(c.Addresses) > 0 {
accounts = &rpc.SimulateTransactionConfigAccounts{
Encoding: rpc.AccountEncodingBase64,
Addresses: c.Addresses,
}
}
return rpc.SimulateTransactionConfig{
Encoding: rpc.SimulateTransactionEncodingBase64,
SigVerify: c.SigVerify,
Commitment: c.Commitment,
ReplaceRecentBlockhash: c.ReplaceRecentBlockhash,
Accounts: accounts,
}
}
func (c *Client) SimulateTransaction(ctx context.Context, tx types.Transaction) (SimulateTransaction, error) {
rawTx, err := tx.Serialize()
if err != nil {
return SimulateTransaction{}, fmt.Errorf("failed to serialize tx, err: %v", err)
}
return process(
func() (rpc.JsonRpcResponse[rpc.ValueWithContext[rpc.SimulateTransactionValue]], error) {
return c.RpcClient.SimulateTransactionWithConfig(
ctx,
base64.StdEncoding.EncodeToString(rawTx),
SimulateTransactionConfig{}.toRpc(),
)
},
convertSimulateTransaction,
)
}
func (c *Client) SimulateTransactionWithConfig(ctx context.Context, tx types.Transaction, cfg SimulateTransactionConfig) (SimulateTransaction, error) {
rawTx, err := tx.Serialize()
if err != nil {
return SimulateTransaction{}, fmt.Errorf("failed to serialize tx, err: %v", err)
}
return process(
func() (rpc.JsonRpcResponse[rpc.ValueWithContext[rpc.SimulateTransactionValue]], error) {
return c.RpcClient.SimulateTransactionWithConfig(
ctx,
base64.StdEncoding.EncodeToString(rawTx),
cfg.toRpc(),
)
},
convertSimulateTransaction,
)
}
func (c *Client) SimulateTransactionAndContext(ctx context.Context, tx types.Transaction) (rpc.ValueWithContext[SimulateTransaction], error) {
rawTx, err := tx.Serialize()
if err != nil {
return rpc.ValueWithContext[SimulateTransaction]{}, fmt.Errorf("failed to serialize tx, err: %v", err)
}
return process(
func() (rpc.JsonRpcResponse[rpc.ValueWithContext[rpc.SimulateTransactionValue]], error) {
return c.RpcClient.SimulateTransactionWithConfig(
ctx,
base64.StdEncoding.EncodeToString(rawTx),
SimulateTransactionConfig{}.toRpc(),
)
},
convertSimulateTransactionAndContext,
)
}
func (c *Client) SimulateTransactionAndContextWithConfig(ctx context.Context, tx types.Transaction, cfg SimulateTransactionConfig) (rpc.ValueWithContext[SimulateTransaction], error) {
rawTx, err := tx.Serialize()
if err != nil {
return rpc.ValueWithContext[SimulateTransaction]{}, fmt.Errorf("failed to serialize tx, err: %v", err)
}
return process(
func() (rpc.JsonRpcResponse[rpc.ValueWithContext[rpc.SimulateTransactionValue]], error) {
return c.RpcClient.SimulateTransactionWithConfig(
ctx,
base64.StdEncoding.EncodeToString(rawTx),
cfg.toRpc(),
)
},
convertSimulateTransactionAndContext,
)
}
func convertSimulateTransaction(v rpc.ValueWithContext[rpc.SimulateTransactionValue]) (SimulateTransaction, error) {
var accountInfos []*AccountInfo
if v.Value.Accounts != nil {
accountInfos = make([]*AccountInfo, 0, len(v.Value.Accounts))
for _, r := range v.Value.Accounts {
if r == nil {
accountInfos = append(accountInfos, nil)
continue
}
accountInfo, err := convertAccountInfo(*r)
if err != nil {
return SimulateTransaction{}, err
}
accountInfos = append(accountInfos, &accountInfo)
}
}
var returnData *ReturnData
if v := v.Value.ReturnData; v != nil {
d, err := convertReturnData(*v)
if err != nil {
return SimulateTransaction{}, fmt.Errorf("failed to process return data, err: %v", err)
}
returnData = &d
}
return SimulateTransaction{
Err: v.Value.Err,
Logs: v.Value.Logs,
Accounts: accountInfos,
ReturnData: returnData,
}, nil
}
func convertSimulateTransactionAndContext(v rpc.ValueWithContext[rpc.SimulateTransactionValue]) (rpc.ValueWithContext[SimulateTransaction], error) {
simulateTrasaction, err := convertSimulateTransaction(v)
if err != nil {
return rpc.ValueWithContext[SimulateTransaction]{}, err
}
return rpc.ValueWithContext[SimulateTransaction]{
Context: v.Context,
Value: simulateTrasaction,
}, nil
}