ipld-eth-server/pkg/transformers/price_feeds/converter.go
2018-09-12 11:35:32 -05:00

39 lines
1.2 KiB
Go

// 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 price_feeds
import (
"encoding/json"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/core/types"
)
type Converter interface {
ToModel(log types.Log, headerID int64) (PriceFeedModel, error)
}
type PriceFeedConverter struct{}
func (converter PriceFeedConverter) ToModel(log types.Log, headerID int64) (PriceFeedModel, error) {
raw, err := json.Marshal(log)
return PriceFeedModel{
BlockNumber: log.BlockNumber,
MedianizerAddress: log.Address.Bytes(),
UsdValue: Convert("wad", hexutil.Encode(log.Data), 15),
TransactionIndex: log.TxIndex,
Raw: raw,
}, err
}