// 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 frob import ( "github.com/ethereum/go-ethereum/accounts/abi/bind" "github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/core/types" "encoding/json" "github.com/vulcanize/vulcanizedb/pkg/geth" ) type Converter interface { ToEntity(contractAddress string, contractAbi string, ethLog types.Log) (FrobEntity, error) ToModel(flipKick FrobEntity) (FrobModel, error) } type FrobConverter struct{} func (FrobConverter) ToEntity(contractAddress string, contractAbi string, ethLog types.Log) (FrobEntity, error) { entity := FrobEntity{} 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, "Frob", ethLog) entity.TransactionIndex = ethLog.TxIndex entity.Raw = ethLog return entity, err } func (FrobConverter) ToModel(frob FrobEntity) (FrobModel, error) { rawLog, err := json.Marshal(frob.Raw) if err != nil { return FrobModel{}, err } return FrobModel{ Ilk: frob.Ilk[:], Urn: frob.Urn[:], Ink: frob.Ink.String(), Art: frob.Art.String(), Dink: frob.Dink.String(), Dart: frob.Dart.String(), IArt: frob.IArt.String(), TransactionIndex: frob.TransactionIndex, Raw: rawLog, }, nil }