ipld-eth-server/pkg/transformers/drip_file/repo/repository.go
2019-01-24 14:41:30 -06:00

81 lines
2.4 KiB
Go

// VulcanizeDB
// Copyright © 2018 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 repo
import (
"fmt"
log "github.com/sirupsen/logrus"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared/constants"
)
type DripFileRepoRepository struct {
db *postgres.DB
}
func (repository DripFileRepoRepository) Create(headerID int64, models []interface{}) error {
tx, dBaseErr := repository.db.Begin()
if dBaseErr != nil {
return dBaseErr
}
for _, model := range models {
repo, ok := model.(DripFileRepoModel)
if !ok {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Error("failed to rollback ", rollbackErr)
}
return fmt.Errorf("model of type %T, not %T", model, DripFileRepoModel{})
}
_, execErr := tx.Exec(
`INSERT into maker.drip_file_repo (header_id, what, data, log_idx, tx_idx, raw_log)
VALUES($1, $2, $3::NUMERIC, $4, $5, $6)`,
headerID, repo.What, repo.Data, repo.LogIndex, repo.TransactionIndex, repo.Raw,
)
if execErr != nil {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Error("failed to rollback ", rollbackErr)
}
return execErr
}
}
checkHeaderErr := shared.MarkHeaderCheckedInTransaction(headerID, tx, constants.DripFileRepoChecked)
if checkHeaderErr != nil {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Error("failed to rollback ", rollbackErr)
}
return checkHeaderErr
}
return tx.Commit()
}
func (repository DripFileRepoRepository) MarkHeaderChecked(headerID int64) error {
return shared.MarkHeaderChecked(headerID, repository.db, constants.DripFileRepoChecked)
}
func (repository *DripFileRepoRepository) SetDB(db *postgres.DB) {
repository.db = db
}