declare global {
	namespace Express {
		interface Request {
			user?: any;
		}
	}
}

import cookie = require('@speedcubing/cookie');
import cors = require('cors');
import express = require('express');
import session = require('express-session');

// Config packages
import './config/dotenv';
import { configureMongoose } from './config/mongoose';

// Middleware
import { authMiddleware } from './auth/middleware';

// Models
import { User } from './models/user';

// Routes
import { viewProfile } from './routes/profile';

// API Endpoints
import { authCreate } from './auth/create';
import { authLogin } from './auth/login';
import { authLogout } from './auth/logout';
import { getUserByUsername, getUserByUuid } from './api/getUser';
import { getTokens } from './api/getTokens';
import { verifyToken } from './api/verifyToken';

// Configure Express app
const app = express();
app.engine('cookie', cookie.engine);
app.set('views', cookie.getViewFolder());
app.set('view engine', 'cookie');
app.use(cors());
app.use(express.static(cookie.getStaticFolder()));
app.use(express.json());
app.use(session({
	secret: process.env.auth_secret,
	resave: false,
	saveUninitialized: true
}));
app.use(authMiddleware({
	async serialize(user) {
		return user.uuid;
	},

	deserialize(uuid) {
		return new Promise((res, rej) => {
			User.findOne({ uuid }, (err, user) => {
				if (err)
					return rej(err);

				if (user)
					return res(user);
				else
					return res(null);
			});
		});
	}
}));

// Routes
app.get('/', (req, res) => {
	res.render('pages/index.ejs', {
		locals: {
			user: req.user
		}
	})
});

app.get('/profile/@:username', viewProfile);

// API Routes
app.post('/api/auth/create', authCreate);
app.post('/api/auth/login', authLogin);
app.post('/api/auth/logout', authLogout);

app.get('/api/get_info', getTokens);
app.get('/api/get_user_by_uuid/:uuid', getUserByUuid);
app.get('/api/get_user_by_username/:username', getUserByUsername);

// Start Mongoose and Express server
configureMongoose(app);