ipld-eth-server/pkg/ipfs/dag_putters/btc_tx_trie.go

47 lines
1.4 KiB
Go

// VulcanizeDB
// Copyright © 2019 Vulcanize
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package dag_putters
import (
"fmt"
"strings"
node "github.com/ipfs/go-ipld-format"
"github.com/vulcanize/ipfs-blockchain-watcher/pkg/ipfs"
"github.com/vulcanize/ipfs-blockchain-watcher/pkg/ipfs/ipld"
)
type BtcTxTrieDagPutter struct {
adder *ipfs.IPFS
}
func NewBtcTxTrieDagPutter(adder *ipfs.IPFS) *BtcTxTrieDagPutter {
return &BtcTxTrieDagPutter{adder: adder}
}
func (etdp *BtcTxTrieDagPutter) DagPut(n node.Node) (string, error) {
txTrieNode, ok := n.(*ipld.BtcTxTrie)
if !ok {
return "", fmt.Errorf("BtcTxTrieDagPutter expected input type %T got %T", &ipld.BtcTxTrie{}, n)
}
if err := etdp.adder.Add(txTrieNode); err != nil && !strings.Contains(err.Error(), duplicateKeyErrorString) {
return "", err
}
return txTrieNode.Cid().String(), nil
}