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// Copyright 2018 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
//
package core
import (
"context"
"sync"
"github.com/ethereum/go-ethereum/internal/ethapi"
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/rpc"
)
type StdIOUI struct {
client rpc.Client
mu sync.Mutex
}
func NewStdIOUI() *StdIOUI {
log.Info("NewStdIOUI")
client, err := rpc.DialContext(context.Background(), "stdio://")
if err != nil {
log.Crit("Could not create stdio client", "err", err)
}
return &StdIOUI{client: *client}
}
// dispatch sends a request over the stdio
func (ui *StdIOUI) dispatch(serviceMethod string, args interface{}, reply interface{}) error {
err := ui.client.Call(&reply, serviceMethod, args)
if err != nil {
log.Info("Error", "exc", err.Error())
}
return err
}
func (ui *StdIOUI) ApproveTx(request *SignTxRequest) (SignTxResponse, error) {
var result SignTxResponse
err := ui.dispatch("ApproveTx", request, &result)
return result, err
}
func (ui *StdIOUI) ApproveSignData(request *SignDataRequest) (SignDataResponse, error) {
var result SignDataResponse
err := ui.dispatch("ApproveSignData", request, &result)
return result, err
}
func (ui *StdIOUI) ApproveExport(request *ExportRequest) (ExportResponse, error) {
var result ExportResponse
err := ui.dispatch("ApproveExport", request, &result)
return result, err
}
func (ui *StdIOUI) ApproveImport(request *ImportRequest) (ImportResponse, error) {
var result ImportResponse
err := ui.dispatch("ApproveImport", request, &result)
return result, err
}
func (ui *StdIOUI) ApproveListing(request *ListRequest) (ListResponse, error) {
var result ListResponse
err := ui.dispatch("ApproveListing", request, &result)
return result, err
}
func (ui *StdIOUI) ApproveNewAccount(request *NewAccountRequest) (NewAccountResponse, error) {
var result NewAccountResponse
err := ui.dispatch("ApproveNewAccount", request, &result)
return result, err
}
func (ui *StdIOUI) ShowError(message string) {
err := ui.dispatch("ShowError", &Message{message}, nil)
if err != nil {
log.Info("Error calling 'ShowError'", "exc", err.Error(), "msg", message)
}
}
func (ui *StdIOUI) ShowInfo(message string) {
err := ui.dispatch("ShowInfo", Message{message}, nil)
if err != nil {
log.Info("Error calling 'ShowInfo'", "exc", err.Error(), "msg", message)
}
}
func (ui *StdIOUI) OnApprovedTx(tx ethapi.SignTransactionResult) {
err := ui.dispatch("OnApprovedTx", tx, nil)
if err != nil {
log.Info("Error calling 'OnApprovedTx'", "exc", err.Error(), "tx", tx)
}
}
func (ui *StdIOUI) OnSignerStartup(info StartupInfo) {
err := ui.dispatch("OnSignerStartup", info, nil)
if err != nil {
log.Info("Error calling 'OnSignerStartup'", "exc", err.Error(), "info", info)
}
}
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