/
converter.go
84 lines (72 loc) · 2.81 KB
/
converter.go
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// 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 flop_kick
import (
"fmt"
"github.com/vulcanize/mcd_transformers/transformers/shared/constants"
"github.com/vulcanize/vulcanizedb/pkg/core"
"github.com/ethereum/go-ethereum/accounts/abi/bind"
"github.com/vulcanize/vulcanizedb/pkg/eth"
"github.com/vulcanize/mcd_transformers/transformers/shared"
)
type FlopKickConverter struct{}
func (FlopKickConverter) toEntities(contractAbi string, logs []core.HeaderSyncLog) ([]FlopKickEntity, error) {
var results []FlopKickEntity
for _, log := range logs {
var entity FlopKickEntity
address := log.Log.Address
abi, parseErr := eth.ParseAbi(contractAbi)
if parseErr != nil {
return nil, parseErr
}
contract := bind.NewBoundContract(address, abi, nil, nil, nil)
unpackErr := contract.UnpackLog(&entity, "Kick", log.Log)
if unpackErr != nil {
return nil, unpackErr
}
entity.ContractAddress = log.Log.Address
entity.HeaderID = log.HeaderID
entity.LogID = log.ID
results = append(results, entity)
}
return results, nil
}
func (c FlopKickConverter) ToModels(abi string, logs []core.HeaderSyncLog) ([]shared.InsertionModel, error) {
var results []shared.InsertionModel
entities, entityErr := c.toEntities(abi, logs)
if entityErr != nil {
return nil, fmt.Errorf("FlopKickConverter couldn't convert logs to entities: %v", entityErr)
}
for _, flopKickEntity := range entities {
model := shared.InsertionModel{
SchemaName: "maker",
TableName: "flop_kick",
OrderedColumns: []string{
constants.HeaderFK, constants.LogFK, string(constants.AddressFK), "bid_id", "lot", "bid", "gal",
},
ColumnValues: shared.ColumnValues{
constants.HeaderFK: flopKickEntity.HeaderID,
constants.LogFK: flopKickEntity.LogID,
"bid_id": shared.BigIntToString(flopKickEntity.Id),
"lot": shared.BigIntToString(flopKickEntity.Lot),
"bid": shared.BigIntToString(flopKickEntity.Bid),
"gal": flopKickEntity.Gal.String(),
},
ForeignKeyValues: shared.ForeignKeyValues{
constants.AddressFK: flopKickEntity.ContractAddress.Hex(),
},
}
results = append(results, model)
}
return results, nil
}