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

78 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 vat_fold
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 VatFoldRepository struct {
db *postgres.DB
}
func (repository VatFoldRepository) Create(headerID int64, models []interface{}) error {
tx, dBaseErr := repository.db.Begin()
if dBaseErr != nil {
return dBaseErr
}
for _, model := range models {
vatFold, ok := model.(VatFoldModel)
if !ok {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Error("failed to rollback ", rollbackErr)
}
return fmt.Errorf("model of type %T, not %T", model, VatFoldModel{})
}
_, execErr := tx.Exec(
`INSERT into maker.vat_fold (header_id, ilk, urn, rate, log_idx, tx_idx, raw_log)
VALUES($1, $2, $3, $4::NUMERIC, $5, $6, $7)`,
headerID, vatFold.Ilk, vatFold.Urn, vatFold.Rate, vatFold.LogIndex, vatFold.TransactionIndex, vatFold.Raw,
)
if execErr != nil {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Error("failed to rollback ", rollbackErr)
}
return execErr
}
}
checkHeaderErr := shared.MarkHeaderCheckedInTransaction(headerID, tx, constants.VatFoldChecked)
if checkHeaderErr != nil {
rollbackErr := tx.Rollback()
if rollbackErr != nil {
log.Error("failed to rollback ", rollbackErr)
}
return checkHeaderErr
}
return tx.Commit()
}
func (repository VatFoldRepository) MarkHeaderChecked(headerID int64) error {
return shared.MarkHeaderChecked(headerID, repository.db, constants.VatFoldChecked)
}
func (repository *VatFoldRepository) SetDB(db *postgres.DB) {
repository.db = db
}