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

     1  // Copyright (c) 202 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 alias
     7  
     8  import (
     9  	"encoding/json"
    10  	"fmt"
    11  
    12  	"github.com/spf13/cobra"
    13  	"gopkg.in/yaml.v2"
    14  
    15  	"github.com/iotexproject/iotex-core/ioctl/config"
    16  )
    17  
    18  // _aliasExportCmd doesn't support global flag "output-format", use `ioctl alias list -o [FORMAT]` instead
    19  
    20  // Multi-language support
    21  var (
    22  	_exportCmd = map[config.Language]string{
    23  		config.English: "Export aliases to either json or yaml format",
    24  		config.Chinese: "以json或yaml格式导出别名",
    25  	}
    26  	_flagExportFormatUsages = map[config.Language]string{
    27  		config.English: "set format: json/yaml",
    28  		config.Chinese: "设置格式：json / yaml",
    29  	}
    30  )
    31  
    32  // _aliasExportCmd represents the alias export command
    33  var _aliasExportCmd = &cobra.Command{
    34  	Use:   "export",
    35  	Short: config.TranslateInLang(_exportCmd, config.UILanguage),
    36  	Args:  cobra.ExactArgs(0),
    37  	RunE: func(cmd *cobra.Command, args []string) error {
    38  		cmd.SilenceUsage = true
    39  		output, err := aliasExport(cmd)
    40  		if err == nil {
    41  			println(output)
    42  		}
    43  		return err
    44  	},
    45  }
    46  
    47  func init() {
    48  	_aliasExportCmd.Flags().StringVarP(&_format,
    49  		"format", "f", "json", config.TranslateInLang(_flagExportFormatUsages, config.UILanguage))
    50  }
    51  
    52  func aliasExport(cmd *cobra.Command) (string, error) {
    53  	exportAliases := aliases{}
    54  	for name, address := range config.ReadConfig.Aliases {
    55  		exportAliases.Aliases = append(exportAliases.Aliases, alias{Name: name, Address: address})
    56  	}
    57  	switch _format {
    58  	default:
    59  		cmd.SilenceUsage = false
    60  		return "", fmt.Errorf("invalid flag %s", _format)
    61  	case "json":
    62  		output, err := json.Marshal(exportAliases)
    63  		if err != nil {
    64  			return "", nil
    65  		}
    66  		return string(output), nil
    67  	case "yaml":
    68  		output, err := yaml.Marshal(exportAliases)
    69  		if err != nil {
    70  			return "", nil
    71  		}
    72  		return string(output), nil
    73  	}
    74  }