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

76 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 flip
import (
"fmt"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared/constants"
"log"
)
type CatFileFlipRepository struct {
db *postgres.DB
}
func (repository CatFileFlipRepository) Create(headerID int64, models []interface{}) error {
tx, dBaseErr := repository.db.Begin()
if dBaseErr != nil {
return dBaseErr
}
for _, model := range models {
flip, ok := model.(CatFileFlipModel)
if !ok {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Println("failed to rollback ", rollbackErr)
}
return fmt.Errorf("model of type %T, not %T", model, CatFileFlipModel{})
}
_, execErr := repository.db.Exec(
`INSERT into maker.cat_file_flip (header_id, ilk, what, flip, tx_idx, log_idx, raw_log)
VALUES($1, $2, $3, $4, $5, $6, $7)`,
headerID, flip.Ilk, flip.What, flip.Flip, flip.TransactionIndex, flip.LogIndex, flip.Raw,
)
if execErr != nil {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Println("failed to rollback ", rollbackErr)
}
return execErr
}
}
checkHeaderErr := shared.MarkHeaderCheckedInTransaction(headerID, tx, constants.CatFileFlipChecked)
if checkHeaderErr != nil {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Println("failed to rollback ", rollbackErr)
}
return checkHeaderErr
}
return tx.Commit()
}
func (repository CatFileFlipRepository) MarkHeaderChecked(headerID int64) error {
return shared.MarkHeaderChecked(headerID, repository.db, constants.CatFileFlipChecked)
}
func (repository *CatFileFlipRepository) SetDB(db *postgres.DB) {
repository.db = db
}