blazepress/lib/services/Installer.js

A rapid web application development platform for Node.js

const Default = require( './Default' )

const fs = require( '../fs' )

class Installer extends Default {

	constructor() {

		super()

		this.on( 'mounted', () => {

			this.parent.on( 'started', checkTK )

		})

	}
}

let term, tpath = fs.cwd().sub('node_modules/terminal-kit').str

function checkTK() {

	try {

		require.resolve( tpath )
		run()

	} catch( err ) {

		let proceed = false

		const readline = require('readline');

		const rl = readline.createInterface({ input: process.stdin, output: process.stdout })


		rl.question( 'blazepress needs module "terminal-kit", install it now? [no]: ', (proceed) => {
			console.log( 'proceed=', proceed )
			proceed = proceed.toLowerCase()
			proceed = ( proceed === 'y' || proceed === 'yes' )
			rl.close();
		});

		if( proceed ) {

			let child = require( 'child_process' ).exec( 'npm install terminal-kit', () => setTimeout( run, 2000 ) )
			child.stdout.on( 'data', (data) => {
				console.log( 'data:', data )
			})

		}
		console.log( 'done' )

	}
}

function run() {

	term = require( tpath ).terminal ;

	term.fullscreen()

	term.bold.cyan( 'Type anything on the keyboard...\n' ) ;
	term.green( 'Hit CTRL-C to quit.\n\n' ) ;

	term.grabInput( { mouse: 'button' } ) ;

	term.on( 'key' , function( name ) {
		console.log( "'key' event:" , name ) ;
		if ( name === 'CTRL_C' ) { terminate() ; }
	} ) ;

	term.on( 'terminal' , function( name , data ) {
		console.log( "'terminal' event:" , name , data ) ;
	} ) ;

	term.on( 'mouse' , function( name , data ) {
		console.log( "'mouse' event:" , name , data ) ;
	} ) ;

	function terminate()
	{
		term.grabInput( false ) ;
		setTimeout( function() { process.exit() } , 100 ) ;
	}
}

module.exports = Installer