var createError = require('http-errors');
var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');
var logger = require('morgan');
var history = require('connect-history-api-fallback');
var cors = require('cors');
var app = express();
var mongoDB = require('./lib/db_info');

app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());

if (process.env.NODE_ENV !== 'production') app.use(cors());
app.use('/api', require('./routes/api'));
app.use(history());
app.use(express.static(path.join(__dirname, '../frontend', 'dist')));
// catch 404 and forward to error handler
app.use(function (req, res, next) {
	next(createError(404));
});

// error handler
app.use(function (err, req, res, next) {
	// set locals, only providing error in development
	res.locals.message = err.message;
	res.locals.error = req.app.get('env') === 'development' ? err : {};

	// render the error page
	res.status(err.status || 500);
	res.send({ msg: err.message });
	console.error(err.message);
});

module.exports = app;

const mongoose = require('mongoose');

mongoose.connect(
	mongoDB.db,
	{ useNewUrlParser: true, useUnifiedTopology: true, useFindAndModify: true },
	(err) => {
		if (err) return console.error(err);
		console.log('mongoose connected');
	}
);