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