'use strict';

const winston = require('winston');
const path = require('path');
const nconf = require('nconf');

const { install } = require('../../install/web');

async function setup(initConfig) {
	const { paths } = require('../constants');
	const install = require('../install');
	const build = require('../meta/build');
	const prestart = require('../prestart');
	const pkg = require('../../package.json');

	winston.info('NodeBB Setup Triggered via Command Line');

	console.log(`\nWelcome to NodeBB v${pkg.version}!`);
	console.log('\nThis looks like a new installation, so you\'ll have to answer a few questions about your environment before we can proceed.');
	console.log('Press enter to accept the default setting (shown in brackets).');

	install.values = initConfig;
	const data = await install.setup();
	let configFile = paths.config;
	if (nconf.get('config')) {
		configFile = path.resolve(paths.baseDir, nconf.get('config'));
	}

	prestart.loadConfig(configFile);

	if (!nconf.get('skip-build')) {
		await build.buildAll();
	}

	let separator = '     ';
	if (process.stdout.columns > 10) {
		for (let x = 0, cols = process.stdout.columns - 10; x < cols; x += 1) {
			separator += '=';
		}
	}
	console.log(`\n${separator}\n`);

	if (data.hasOwnProperty('password')) {
		console.log('An administrative user was automatically created for you:');
		console.log(`    Username: ${data.username}`);
		console.log(`    Password: ${data.password}`);
		console.log('');
	}
	console.log('NodeBB Setup Completed. Run "./nodebb start" to manually start your NodeBB server.');

	// If I am a child process, notify the parent of the returned data before exiting (useful for notifying
	// hosts of auto-generated username/password during headless setups)
	if (process.send) {
		process.send(data);
	}
	process.exit();
}

exports.setup = setup;
exports.webInstall = install;