api

type Context interface {
	// Args returns the command-line arguments, starting with the program name.
	Args() []string

	// Input returns the reader for CLI input.
	Input() io.Reader

	// Out returns a writer for CLI output.
	Out() io.Writer

	// ErrOut returns a writer for CLI errors, logs, and informational messages.
	ErrOut() io.Writer

	// EnvLookup lookups environment variables.
	EnvLookup(key string) (string, bool)

	// Fs returns the filesystem.
	Fs() afero.Fs

	// Logger returns the CLI logger.
	Logger() *logrus.Logger

	// Deprecated warns that a feature is deprecated.
	// It returns an error when DCOS_CLI_FAIL_ON_DEPRECATION=1.
	Deprecated(msg string) error

	// DCOSDir returns the root directory for the DC/OS CLI.
	DCOSDir() (string, error)

	// ConfigManager returns the ConfigManager for the context.
	ConfigManager() (*config.Manager, error)

	// Cluster returns the current cluster.
	Cluster() (*config.Cluster, error)

	// Clusters returns the configured clusters.
	Clusters() ([]*config.Cluster, error)

	// HTTPClient creates an httpclient.Client for a given cluster.
	HTTPClient(c *config.Cluster, opts ...httpclient.Option) (*httpclient.Client, error)

	// Prompt returns a *prompt.Prompt.
	Prompt() *prompt.Prompt

	// Opener returns an open.Opener.
	Opener() open.Opener

	// PluginManager returns a plugin manager.
	PluginManager(*config.Cluster) *plugin.Manager

	// Login initiates a login based on a set of flags and HTTP client. On success it returns an ACS token.
	Login(flags *login.Flags, httpClient *httpclient.Client) (string, error)

	// Setup configures a given cluster based on its URL and setup flags.
	Setup(flags *setup.Flags, clusterURL string, attach bool) (*config.Cluster, error)
}