b0cd852aa3
*Refactor deal transformer to take in several contract addresses * Add flop address to deal transformer
81 lines
2.2 KiB
Go
81 lines
2.2 KiB
Go
// Copyright 2018 Vulcanize
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package flop_kick
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import (
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"encoding/json"
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"time"
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"github.com/ethereum/go-ethereum/accounts/abi/bind"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/vulcanize/vulcanizedb/pkg/geth"
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"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
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)
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type Converter interface {
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ToEntities(contractAbi string, ethLogs []types.Log) ([]Entity, error)
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ToModels(entities []Entity) ([]Model, error)
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}
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type FlopKickConverter struct{}
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func (FlopKickConverter) ToEntities(contractAbi string, ethLogs []types.Log) ([]Entity, error) {
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var results []Entity
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for _, ethLog := range ethLogs {
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entity := Entity{}
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address := ethLog.Address
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abi, err := geth.ParseAbi(contractAbi)
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if err != nil {
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return nil, err
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}
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contract := bind.NewBoundContract(address, abi, nil, nil, nil)
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err = contract.UnpackLog(&entity, "Kick", ethLog)
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if err != nil {
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return nil, err
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}
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entity.Raw = ethLog
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entity.TransactionIndex = ethLog.TxIndex
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results = append(results, entity)
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}
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return results, nil
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}
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func (FlopKickConverter) ToModels(entities []Entity) ([]Model, error) {
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var results []Model
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for _, entity := range entities {
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endValue := shared.BigIntToInt64(entity.End)
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rawLogJson, err := json.Marshal(entity.Raw)
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if err != nil {
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return nil, err
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}
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model := Model{
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BidId: shared.BigIntToString(entity.Id),
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Lot: shared.BigIntToString(entity.Lot),
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Bid: shared.BigIntToString(entity.Bid),
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Gal: entity.Gal.String(),
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End: time.Unix(endValue, 0),
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TransactionIndex: entity.TransactionIndex,
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Raw: rawLogJson,
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}
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results = append(results, model)
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}
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return results, nil
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}
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