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