github.com/iotexproject/iotex-core@v1.14.1-rc1/ioctl/cmd/account/accountethaddr.go (about)

     1  // Copyright (c) 2019 IoTeX Foundation
     2  // This source code is provided 'as is' and no warranties are given as to title or non-infringement, merchantability
     3  // or fitness for purpose and, to the extent permitted by law, all liability for your use of the code is disclaimed.
     4  // This source code is governed by Apache License 2.0 that can be found in the LICENSE file.
     5  
     6  package account
     7  
     8  import (
     9  	"fmt"
    10  
    11  	"github.com/ethereum/go-ethereum/common"
    12  	"github.com/iotexproject/iotex-address/address"
    13  	"github.com/spf13/cobra"
    14  
    15  	"github.com/iotexproject/iotex-core/ioctl/config"
    16  	"github.com/iotexproject/iotex-core/ioctl/output"
    17  	"github.com/iotexproject/iotex-core/ioctl/util"
    18  	"github.com/iotexproject/iotex-core/pkg/util/addrutil"
    19  )
    20  
    21  // Multi-language support
    22  var (
    23  	_ethaddrCmdShorts = map[config.Language]string{
    24  		config.English: "Translate address between IOTX and ETH",
    25  		config.Chinese: "在IOTX和ETH间转换地址",
    26  	}
    27  	_ethaddrCmdUses = map[config.Language]string{
    28  		config.English: "ethaddr (ALIAS|IOTEX_ADDRESS|ETH_ADDRESS)",
    29  		config.Chinese: "ethaddr (别名|IOTEX_地址|ETH_地址)",
    30  	}
    31  )
    32  
    33  // _accountEthaddrCmd represents the account ethaddr command
    34  var _accountEthaddrCmd = &cobra.Command{
    35  	Use:   config.TranslateInLang(_ethaddrCmdUses, config.UILanguage),
    36  	Short: config.TranslateInLang(_ethaddrCmdShorts, config.UILanguage),
    37  	Args:  cobra.ExactArgs(1),
    38  	RunE: func(cmd *cobra.Command, args []string) error {
    39  		cmd.SilenceUsage = true
    40  		err := accountEthaddr(args[0])
    41  		return output.PrintError(err)
    42  	},
    43  }
    44  
    45  type ethaddrMessage struct {
    46  	IOAddr  string `json:"ioAddr"`
    47  	EthAddr string `json:"ethAddr"`
    48  }
    49  
    50  func accountEthaddr(arg string) error {
    51  	var ethAddress common.Address
    52  	ioAddr, err := util.Address(arg)
    53  	if err != nil {
    54  		if ok := common.IsHexAddress(arg); !ok {
    55  			return output.NewError(output.AddressError, "", err)
    56  		}
    57  		ethAddress = common.HexToAddress(arg)
    58  		ioAddress, err := address.FromBytes(ethAddress.Bytes())
    59  		if err != nil {
    60  			return output.NewError(output.AddressError, "failed to form IoTeX address from ETH address", nil)
    61  		}
    62  		ioAddr = ioAddress.String()
    63  	} else {
    64  		ethAddress, err = addrutil.IoAddrToEvmAddr(ioAddr)
    65  		if err != nil {
    66  			return output.NewError(output.AddressError, "", err)
    67  		}
    68  	}
    69  	message := ethaddrMessage{IOAddr: ioAddr, EthAddr: ethAddress.String()}
    70  	fmt.Println(message.String())
    71  	return nil
    72  }
    73  
    74  func (m *ethaddrMessage) String() string {
    75  	if output.Format == "" {
    76  		return fmt.Sprintf("%s - %s", m.IOAddr, m.EthAddr)
    77  	}
    78  	return output.FormatString(output.Result, m)
    79  }