cli.js

#!/usr/bin/env node
'use strict'
const meow = require( 'meow' )
const albumArt = require( '.' )

const cli = meow( `
	Usage
	  $ album-art artist [album] [size]

	Options
		--album,  -a  Optionally search for a specific album art
		--size,   -s  Possible values: [small|medium|large]

	Example
	  $ album-art 'The Beatles' --album 'Abbey Road' --size 'large'
	  // => http://path/to/beatles/album.jpg
`, {
	flags: {
		album: {
			type: 'string',
			alias: 'a'
		},
		size: {
			type: 'string',
			alias: 's'
		}
	}
} )

const opts = {
	album: null,
	size: null
}

if ( cli.flags.a ) {

	opts.album = cli.flags.a

}

if ( cli.flags.s ) {

	opts.size = cli.flags.s

}

if ( cli.input[1] ) {

	opts.album = cli.input[1]

}

if ( !cli.input[0] ) {

	cli.showHelp()

}

// Search artist, album and size
albumArt( cli.input[0], opts ).then( console.log )