ipld-eth-server/pkg/transformers/drip_file/repo/repository.go
2019-01-11 10:07:00 -08:00

79 lines
2.3 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 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
}