forked from cerc-io/ipld-eth-server
92525ca575
- Prevents marking header as checked if only one of several price feed logs is successfully persisted
46 lines
1.4 KiB
Go
46 lines
1.4 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 {
|
|
ToModels(logs []types.Log, headerID int64) ([]PriceFeedModel, error)
|
|
}
|
|
|
|
type PriceFeedConverter struct{}
|
|
|
|
func (converter PriceFeedConverter) ToModels(logs []types.Log, headerID int64) (results []PriceFeedModel, err error) {
|
|
for _, log := range logs {
|
|
raw, err := json.Marshal(log)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
model := PriceFeedModel{
|
|
BlockNumber: log.BlockNumber,
|
|
MedianizerAddress: log.Address.Bytes(),
|
|
UsdValue: Convert("wad", hexutil.Encode(log.Data), 15),
|
|
TransactionIndex: log.TxIndex,
|
|
Raw: raw,
|
|
}
|
|
results = append(results, model)
|
|
}
|
|
return results, err
|
|
}
|