ipld-eth-server/pkg/transformers/vat_init/repository.go
Rob Mulholand bf44ec614a Log checked headers for MCD events (#43)
* Log checked headers for Bite events

* Log checked headers for Drip drip events

* Log checked headers for Drip file events

- mark headers checked for 3 implementations of file on the Drip contract

* Log checked headers for Frob frob events

* Log checked headers for Pit file events

- mark headers checked for 3 implementations of file on the Pit contract

* Log checked headers for Vat init events
2018-10-02 17:25:38 -05:00

82 lines
2.4 KiB
Go

// Copyright 2018 Vulcanize
//
// 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 vat_init
import (
"github.com/vulcanize/vulcanizedb/pkg/core"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
)
type Repository interface {
Create(headerID int64, models []VatInitModel) error
MarkHeaderChecked(headerID int64) error
MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error)
}
type VatInitRepository struct {
db *postgres.DB
}
func NewVatInitRepository(db *postgres.DB) VatInitRepository {
return VatInitRepository{
db: db,
}
}
func (repository VatInitRepository) Create(headerID int64, models []VatInitModel) error {
tx, err := repository.db.Begin()
if err != nil {
return err
}
for _, model := range models {
_, err = tx.Exec(
`INSERT into maker.vat_init (header_id, ilk, tx_idx, raw_log)
VALUES($1, $2, $3, $4)`,
headerID, model.Ilk, model.TransactionIndex, model.Raw,
)
if err != nil {
tx.Rollback()
return err
}
}
return tx.Commit()
}
func (repository VatInitRepository) MarkHeaderChecked(headerID int64) error {
_, err := repository.db.Exec(`INSERT INTO public.checked_headers (header_id, vat_init_checked)
VALUES ($1, $2)
ON CONFLICT (header_id) DO
UPDATE SET vat_init_checked = $2`, headerID, true)
return err
}
func (repository VatInitRepository) MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error) {
var result []core.Header
err := repository.db.Select(
&result,
`SELECT headers.id, headers.block_number FROM headers
LEFT JOIN checked_headers on headers.id = header_id
WHERE (header_id ISNULL OR vat_init_checked IS FALSE)
AND headers.block_number >= $1
AND headers.block_number <= $2
AND headers.eth_node_fingerprint = $3`,
startingBlockNumber,
endingBlockNumber,
repository.db.Node.ID,
)
return result, err
}