// 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_kick import ( "encoding/json" "errors" "time" "github.com/ethereum/go-ethereum/accounts/abi/bind" "github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/core/types" "github.com/vulcanize/vulcanizedb/pkg/geth" "github.com/vulcanize/vulcanizedb/pkg/transformers/utilities" ) type Converter interface { ToEntity(contractAddress string, contractAbi string, ethLog types.Log) (*FlipKickEntity, error) ToModel(flipKick FlipKickEntity) (FlipKickModel, error) } type FlipKickConverter struct{} func (FlipKickConverter) ToEntity(contractAddress string, contractAbi string, ethLog types.Log) (*FlipKickEntity, error) { entity := &FlipKickEntity{} address := common.HexToAddress(contractAddress) abi, err := geth.ParseAbi(contractAbi) if err != nil { return entity, err } contract := bind.NewBoundContract(address, abi, nil, nil, nil) err = contract.UnpackLog(entity, "Kick", ethLog) if err != nil { return entity, err } entity.Raw = ethLog return entity, nil } func (FlipKickConverter) ToModel(flipKick FlipKickEntity) (FlipKickModel, error) { if flipKick.Id == nil { return FlipKickModel{}, errors.New("FlipKick log ID cannot be nil.") } id := flipKick.Id.String() lot := utilities.ConvertNilToEmptyString(flipKick.Lot.String()) bid := utilities.ConvertNilToEmptyString(flipKick.Bid.String()) gal := flipKick.Gal.String() endValue := utilities.ConvertNilToZeroTimeValue(flipKick.End) end := time.Unix(endValue, 0) urn := common.BytesToAddress(flipKick.Urn[:common.AddressLength]).String() tab := utilities.ConvertNilToEmptyString(flipKick.Tab.String()) rawLogJson, err := json.Marshal(flipKick.Raw) if err != nil { return FlipKickModel{}, err } rawLogString := string(rawLogJson) return FlipKickModel{ Id: id, Lot: lot, Bid: bid, Gal: gal, End: end, Urn: urn, Tab: tab, Raw: rawLogString, }, nil }