// Copyright © 2017 Mikael Berthe <mikael@lilotux.net>

//

// Licensed under the MIT license.

// Please see the LICENSE file is this directory.

package printer

import (

	"fmt"

	"io"

)

// Options contains options used when creating a ResourcePrinter

type Options map[string]string

// ResourcePrinter is an interface used to print objects.

type ResourcePrinter interface {

	// PrintObj receives a runtime object, formats it and prints it to a writer.

	PrintObj(interface{}, io.Writer, string) error

}

// NewPrinter returns a ResourcePrinter for the specified kind of output.

// It returns nil if the output is not supported.

func NewPrinter(output string, options Options) (ResourcePrinter, error) {

	switch output {

	case "", "plain":

		return NewPrinterPlain(options)

	case "json":

		return NewPrinterJSON(options)

	case "yaml":

		return NewPrinterYAML(options)

	case "template":

		return NewPrinterTemplate(options)

	case "theme":

		return NewPrinterTheme(options)

	}

	return nil, fmt.Errorf("unhandled output format")

}