/
derive.go
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/
derive.go
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// Copyright 2022 Coinbase, Inc.
//
// 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 construction
import (
"context"
sdkTypes "github.com/coinbase/rosetta-geth-sdk/types"
"github.com/coinbase/rosetta-sdk-go/types"
"github.com/ethereum/go-ethereum/crypto"
)
// ConstructionDerive implements the /construction/derive endpoint.
func (s *APIService) ConstructionDerive(
ctx context.Context, req *types.ConstructionDeriveRequest,
) (*types.ConstructionDeriveResponse, *types.Error) {
if req.PublicKey == nil {
return nil, sdkTypes.ErrInvalidInput
}
key, err := crypto.DecompressPubkey(req.PublicKey.Bytes) // hex_bytes
if err != nil {
return nil, sdkTypes.ErrInvalidInput
}
return &types.ConstructionDeriveResponse{
AccountIdentifier: &types.AccountIdentifier{
Address: crypto.PubkeyToAddress(*key).Hex(),
},
}, nil
}