69 lines
2.0 KiB
Go
69 lines
2.0 KiB
Go
// VulcanizeDB
|
|
// Copyright © 2019 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 event
|
|
|
|
import (
|
|
"github.com/sirupsen/logrus"
|
|
"github.com/vulcanize/vulcanizedb/libraries/shared/transformer"
|
|
"github.com/vulcanize/vulcanizedb/pkg/eth/core"
|
|
"github.com/vulcanize/vulcanizedb/pkg/postgres"
|
|
)
|
|
|
|
type Transformer struct {
|
|
Config transformer.EventTransformerConfig
|
|
Converter Converter
|
|
Repository Repository
|
|
}
|
|
|
|
func (transformer Transformer) NewTransformer(db *postgres.DB) transformer.EventTransformer {
|
|
transformer.Converter.SetDB(db)
|
|
transformer.Repository.SetDB(db)
|
|
return transformer
|
|
}
|
|
|
|
func (transformer Transformer) Execute(logs []core.HeaderSyncLog) error {
|
|
transformerName := transformer.Config.TransformerName
|
|
config := transformer.Config
|
|
|
|
if len(logs) < 1 {
|
|
return nil
|
|
}
|
|
|
|
models, err := transformer.Converter.ToModels(config.ContractAbi, logs)
|
|
if err != nil {
|
|
logrus.Errorf("error converting entities to models in %v: %v", transformerName, err)
|
|
return err
|
|
}
|
|
|
|
err = transformer.Repository.Create(models)
|
|
if err != nil {
|
|
logrus.Errorf("error persisting %v record: %v", transformerName, err)
|
|
return err
|
|
}
|
|
logrus.Debug("Persisted log for " + transformerName)
|
|
|
|
return nil
|
|
}
|
|
|
|
func (transformer Transformer) GetName() string {
|
|
return transformer.Config.TransformerName
|
|
}
|
|
|
|
func (transformer Transformer) GetConfig() transformer.EventTransformerConfig {
|
|
return transformer.Config
|
|
}
|