ipld-eth-server/pkg/transformers/dent/repository.go
Rob Mulholand 0b58efb56a Extract common repository methods
- Inject column names to reduce duplication across common behavior
- Extract checked headers column names to constants
2018-11-08 13:08:59 -06:00

72 lines
2.1 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 dent
import (
"fmt"
"github.com/vulcanize/vulcanizedb/pkg/core"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared/constants"
)
type DentRepository struct {
db *postgres.DB
}
func (r DentRepository) Create(headerId int64, models []interface{}) error {
tx, err := r.db.Begin()
if err != nil {
return err
}
for _, model := range models {
dent, ok := model.(DentModel)
if !ok {
tx.Rollback()
return fmt.Errorf("model of type %T, not %T", model, DentModel{})
}
_, err = tx.Exec(
`INSERT into maker.dent (header_id, bid_id, lot, bid, guy, tic, log_idx, tx_idx, raw_log)
VALUES($1, $2, $3, $4, $5, $6, $7, $8, $9)`,
headerId, dent.BidId, dent.Lot, dent.Bid, dent.Guy, dent.Tic, dent.LogIndex, dent.TransactionIndex, dent.Raw,
)
if err != nil {
tx.Rollback()
return err
}
}
err = shared.MarkHeaderCheckedInTransaction(headerId, tx, constants.DentChecked)
if err != nil {
tx.Rollback()
return err
}
return tx.Commit()
}
func (r DentRepository) MarkHeaderChecked(headerId int64) error {
return shared.MarkHeaderChecked(headerId, r.db, constants.DentChecked)
}
func (r DentRepository) MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error) {
return shared.MissingHeaders(startingBlockNumber, endingBlockNumber, r.db, constants.DentChecked)
}
func (repository *DentRepository) SetDB(db *postgres.DB) {
repository.db = db
}