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

44 lines
1.3 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"
"github.com/vulcanize/vulcanizedb/pkg/ipfs"
"github.com/vulcanize/vulcanizedb/pkg/ipfs/ipld"
)
type EthHeaderDagPutter struct {
adder *ipfs.IPFS
}
func NewEthBlockHeaderDagPutter(adder *ipfs.IPFS) *EthHeaderDagPutter {
return &EthHeaderDagPutter{adder: adder}
}
func (bhdp *EthHeaderDagPutter) DagPut(raw interface{}) ([]string, error) {
header, ok := raw.(*ipld.EthHeader)
if !ok {
return nil, fmt.Errorf("EthHeaderDagPutter expected input type %T got %T", &ipld.EthHeader{}, raw)
}
if err := bhdp.adder.Add(header); err != nil {
return nil, err
}
return []string{header.Cid().String()}, nil
}