const (
    // ComponentsOutputYaml is an option used to print the components in yaml format.
    ComponentsOutputYaml = "yaml"
    // ComponentsOutputText is an option used to print the components in text format.
    ComponentsOutputText = "text"
)

const (
    // RepositoriesOutputYaml is an option used to print the repository list in yaml format.
    RepositoriesOutputYaml = "yaml"
    // RepositoriesOutputText is an option used to print the repository list in text format.
    RepositoriesOutputText = "text"
)

const Indentation = `  `

var (
    // ComponentsOutputs is a list of valid components outputs.
    ComponentsOutputs = []string{ComponentsOutputText, ComponentsOutputYaml}
)

var (
    // RepositoriesOutputs is a list of valid repository list outputs.
    RepositoriesOutputs = []string{RepositoriesOutputYaml, RepositoriesOutputText}
)

var RootCmd = &cobra.Command{
    Use:          "clusterctl",
    SilenceUsage: true,
    Short:        "clusterctl controls the lifecyle of a Cluster API management cluster",
    Long: LongDesc("" /* 151 byte string literal not displayed */,
    ),
    PersistentPreRunE: func(cmd *cobra.Command, args []string) error {

        configFolderPath := filepath.Join(homedir.HomeDir(), config.ConfigFolder)
        if _, err := os.Stat(configFolderPath); os.IsNotExist(err) {
            if err := os.MkdirAll(filepath.Dir(configFolderPath), os.ModePerm); err != nil {
                return errors.Wrapf(err, "failed to create the clusterctl config directory: %s", configFolderPath)
            }
        }
        return nil
    },
    PersistentPostRunE: func(cmd *cobra.Command, args []string) error {

        configClient, err := config.New(cfgFile)
        if err != nil {
            return err
        }
        output, err := newVersionChecker(configClient.Variables()).Check()
        if err != nil {
            return errors.Wrap(err, "unable to verify clusterctl version")
        }
        if len(output) != 0 {

            fmt.Fprintf(os.Stderr, "\033[33m%s\033[0m", output)
        }

        downloadConfigFile := filepath.Join(homedir.HomeDir(), config.ConfigFolder, config.DownloadConfigFile)
        if _, err := os.Stat(downloadConfigFile); err == nil {
            if verbosity != nil && *verbosity >= 5 {
                fmt.Fprintf(os.Stdout, "Removing downloaded clusterctl config file: %s\n", config.DownloadConfigFile)
            }
            _ = os.Remove(downloadConfigFile)
        }

        return nil
    },
}

type ReleaseInfo struct {
    Version string
    URL     string
}

type Version struct {
    ClientVersion *version.Info `json:"clusterctl"`
}

type VersionState struct {
    LastCheck     time.Time
    LatestRelease ReleaseInfo
}