/*
	NodeBB - A forum powered by node in development by designcreateplay
	Copyright (C) 2013  DesignCreatePlay Inc.

	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

// Configuration setup
nconf = require('nconf');
nconf.argv().file({ file: __dirname + '/config.json'});

var fs = require('fs'),
	winston = require('winston'),
	pkg = require('./package.json'),
	url = require('url'),
	meta = require('./src/meta.js');

// Runtime environment
global.env = process.env.NODE_ENV || 'production',



winston.remove(winston.transports.Console);
winston.add(winston.transports.Console, {
	colorize:true
});

winston.add(winston.transports.File, {
	filename:'error.log',
	level:'error'
})

// TODO: remove once https://github.com/flatiron/winston/issues/280 is fixed
winston.err = function(err) {
	winston.error(err.stack);
};

// Log GNU copyright info along with server info
winston.info('NodeBB v' + pkg.version + ' Copyright (C) 2013 DesignCreatePlay Inc.');
winston.info('This program comes with ABSOLUTELY NO WARRANTY.');
winston.info('This is free software, and you are welcome to redistribute it under certain conditions.');
winston.info('===');



if(nconf.get('upgrade')) {
	meta.configs.init(function() {
		require('./src/upgrade').upgrade();
	});
} else if (!nconf.get('setup') && nconf.get('base_url')) {
	nconf.set('url', nconf.get('base_url') + (nconf.get('use_port') ? ':' + nconf.get('port') : '') + nconf.get('relative_path') + '/');
	nconf.set('upload_url', nconf.get('url') + 'uploads/');

	winston.info('Initializing NodeBB v' + pkg.version + ', on port ' + nconf.get('port') + ', using Redis store at ' + nconf.get('redis:host') + ':' + nconf.get('redis:port') + '.');
	winston.info('Base Configuration OK.');

	meta.configs.init(function() {
		// Initial setup for Redis & Reds
		var	reds = require('reds');
		RDB = require('./src/redis.js');
		reds.createClient = function() {
			return reds.client || (reds.client = RDB);
		}

		var categories = require('./src/categories.js'),
			templates = require('./public/src/templates.js'),
			webserver = require('./src/webserver.js'),
			websockets = require('./src/websockets.js'),
			plugins = require('./src/plugins'),
			admin = {
				'categories': require('./src/admin/categories.js')
			};

		DEVELOPMENT = true;

		global.configuration = {};
		global.templates = {};

		(function(config) {
			config['ROOT_DIRECTORY'] = __dirname;

			templates.init([
				'header', 'footer', 'logout', 'outgoing', 'admin/header', 'admin/footer', 'admin/index',
				'emails/reset', 'emails/reset_plaintext', 'emails/email_confirm', 'emails/email_confirm_plaintext',
				'emails/header', 'emails/footer',

				'noscript/header', 'noscript/home', 'noscript/category', 'noscript/topic'
			]);

			templates.ready(webserver.init);

			//setup scripts to be moved outside of the app in future.
			function setup_categories() {
				winston.info('Checking categories...');
				categories.getAllCategories(function(data) {
					if (data.categories.length === 0) {
						winston.info('Setting up default categories...');

						fs.readFile(config.ROOT_DIRECTORY + '/install/data/categories.json', function(err, default_categories) {
							default_categories = JSON.parse(default_categories);

							for (var category in default_categories) {
								admin.categories.create(default_categories[category]);
							}
						});


						winston.info('Hardcoding uid 1 as an admin');
						var user = require('./src/user.js');
						user.makeAdministrator(1);


					} else {
						winston.info('Categories OK. Found ' + data.categories.length + ' categories.');
					}
				});
			}

			setup_categories();
		}(global.configuration));
	});

} else {
	// New install, ask setup questions
	if (nconf.get('setup')) winston.info('NodeBB Setup Triggered via Command Line');
	else winston.info('Configuration not found, starting NodeBB setup');

	var	install = require('./src/install');

	process.stdout.write(
		"\nWelcome to NodeBB!\nThis looks like a new installation, so you'll have to answer a " +
		"few questions about your environment before we can proceed.\n\n" +
		"Press enter to accept the default setting (shown in brackets).\n\n\n"
	);

	install.setup(function(err) {
		if (err) {
			winston.error('There was a problem completing NodeBB setup: ', err.message);
		} else {
			if (!nconf.get('setup')) {
				process.stdout.write(
					"Please start NodeBB again and register a new user. This user will automatically become an administrator.\n\n"
				);
			}
		}

		process.exit();
	});
}