#!/usr/bin/env node

var fs = require('fs');
var yaml = require('js-yaml');
var commander = require('commander');
var pkg = yaml.safeLoad(fs.readFileSync('../package.yaml', 'utf8'));
var server = require('../lib/index');
var crypto = require('crypto');

commander
	.option('-l, --listen <[host:]port>', 'host:port number to listen on (default: localhost:4873)', '4873')
	.option('-s, --storage <path>', 'path to package cache (default: "~/.npmrepod")')
	// todo: need something to do with invalid https certificate, but we just can't use http by default
	.option('-u, --uplink <url>', 'parent registry (default: "https://registry.npmjs.org/")')
	.option('-c, --config <file.yaml>', 'use this configuration file')
	.version(pkg.version)
	.parse(process.argv);

if (commander.config) {
	var config = yaml.safeLoad(fs.readFileSync(commander.config, 'utf8'));
} else {
	var pass = crypto.randomBytes(8).toString('base64').replace(/[=+\/]/g, '');
	var config = {
		users: {
			admin: {
				password: crypto.createHash('sha1').update(pass).digest('hex')
			},
		},
		uplinks: {
			npmjs: {
				url: 'https://registry.npmjs.org/'
			},
		},
		packages: {
			'/.*/': {
				publish: ['admin'],
				access: ['all'],
				proxy: ['npmjs'],
			}
		}
	}
	console.log('starting with default config, use user: "admin", pass: "%s" to authenticate', pass);
}

if (!config.user_agent) config.user_agent = 'Sinopia/'+pkg.version;

var hostport = commander.listen.split(':');
if (hostport.length < 2) {
	hostport = [undefined, hostport[0]];
}
server(config).listen(hostport[1], hostport[0]);
console.log('Server is listening on http://%s:%s/', hostport[0] || 'localhost', hostport[1]);