github.com/gagliardetto/solana-go@v1.11.0/rpc/examples/getConfirmedBlock/getConfirmedBlock.go (about)

     1  // Copyright 2021 github.com/gagliardetto
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package main
    16  
    17  import (
    18  	"context"
    19  
    20  	"github.com/AlekSi/pointer"
    21  	"github.com/davecgh/go-spew/spew"
    22  	"github.com/gagliardetto/solana-go"
    23  	"github.com/gagliardetto/solana-go/rpc"
    24  )
    25  
    26  func main() {
    27  	endpoint := rpc.TestNet_RPC
    28  	client := rpc.New(endpoint)
    29  
    30  	example, err := client.GetRecentBlockhash(
    31  		context.TODO(),
    32  		rpc.CommitmentFinalized,
    33  	)
    34  	if err != nil {
    35  		panic(err)
    36  	}
    37  
    38  	{ // deprecated and is going to be removed in solana-core v1.8
    39  		out, err := client.GetConfirmedBlock(
    40  			context.TODO(),
    41  			uint64(example.Context.Slot),
    42  		)
    43  		if err != nil {
    44  			panic(err)
    45  		}
    46  		spew.Dump(out)
    47  	}
    48  	{
    49  		slot := uint64(example.Context.Slot)
    50  		out, err := client.GetConfirmedBlockWithOpts(
    51  			context.TODO(),
    52  			slot,
    53  			// You can specify more options here:
    54  			&rpc.GetConfirmedBlockOpts{
    55  				Encoding:   solana.EncodingBase64,
    56  				Commitment: rpc.CommitmentFinalized,
    57  				// Get only signatures:
    58  				TransactionDetails: rpc.TransactionDetailsSignatures,
    59  				// Exclude rewards:
    60  				Rewards: pointer.ToBool(false),
    61  			},
    62  		)
    63  		if err != nil {
    64  			panic(err)
    65  		}
    66  		spew.Dump(out)
    67  	}
    68  }