import createHttpError from 'http-errors';
import express from 'express';
import path from 'path';
import cookieParser from 'cookie-parser';
import logger from 'morgan';
import passport from 'passport';
import session from 'express-session';

import { nodeEnv, secretSession } from './config';

import passportConfig from './libs/passport';

import authRouter from './routes/v1/auth';
import meRouter from './routes/v1/me';
import usersRouter from './routes/v1/users';

const app = express();

passportConfig(passport);

app.use(passport.initialize());

app.set('views', path.join(__dirname, '../views'));
app.set('view engine', 'ejs');

app.set('trust proxy', 1);
app.use(
    session({
        secret: secretSession,
        resave: false,
        saveUninitialized: true,
        cookie: { secure: true },
    })
);

app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: true }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));
app.use(passport.session());

app.use('/v1/auth', authRouter);
app.use('/v1/me', meRouter);
app.use('/v1/users', usersRouter);

// catch 404 and forward to error handler
app.use((req, res, next) => {
    next(createHttpError(404));
});

// eslint-disable-next-line no-unused-vars
app.use((err, req, res, next) => {
    // set locals, only providing error in development
    res.locals.message = err.message;
    res.locals.error = nodeEnv === 'development' ? err : {};

    // render the error page
    res.status(err.status || 500);
    if (req.xhr) {
        res.json(err.message);
    } else {
        res.render('error');
    }
});

module.exports = app;