solana-go/programs/token/rpc.go

57 lines
1.3 KiB
Go

// Copyright 2020 dfuse Platform Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package token
import (
"context"
"fmt"
"github.com/gagliardetto/solana-go/rpc"
)
//go:generate rice embed-go
func FetchMints(ctx context.Context, rpcCli *rpc.Client) (out []*Mint, err error) {
resp, err := rpcCli.GetProgramAccountsWithOpts(
ctx,
TOKEN_PROGRAM_ID,
&rpc.GetProgramAccountsOpts{
Filters: []rpc.RPCFilter{
{
DataSize: MINT_SIZE,
},
},
},
)
if err != nil {
return nil, err
}
if resp == nil {
return nil, fmt.Errorf("resp empty... program account not found")
}
for _, keyedAcct := range resp {
acct := keyedAcct.Account
m := &Mint{}
if err := m.Decode(acct.Data.GetBinary()); err != nil {
return nil, fmt.Errorf("unable to decode mint %q: %w", acct.Owner.String(), err)
}
out = append(out, m)
}
return
}