import { globalWorking, globalWorkingCallback } from '../boot/gracefull';

const projectName = process.env.PROJECT_NAME;
if (!projectName) {
	throw new TypeError('please set env-var: PROJECT_NAME');
}


export function enableDebugConsole(input = process.stdin, output = process.stderr) {
	if (input['repl']) {
		throw new Error('init repl on same input twice.');
	}
	const repl = require('repl');
	return input['repl'] = repl.start({
		prompt: `${projectName} >`,
		input,
		output,
		useColors: true,
		useGlobal: true,
		ignoreUndefined: true,
		// replMode: any,
		breakEvalOnSigint: true,
	});
}

export function enableDebugConsoleOnNetwork(port = 15000) {
	const net = require('net');
	
	const tcpServer = net.createServer(function (socket) {
		const r = enableDebugConsole(socket, socket);
		r.on('exit', function () {
			socket.end();
		});
		r.context.socket = socket;
	}).listen(port);
	
	globalWorkingCallback('debug-server@' + port, tcpServer);
}