const router = require('express').Router();
const {body, validationResult} = require('express-validator');
const {isGuest,isUser} = require('../middlewares/guards')

router.get('/register',isGuest(), (req, res) => {
res.render('register');
});

router.post('/register',isGuest(),
body('username').isLength({min: 3}).withMessage('Username must be atleast 3 chars').bail()
.isAlphanumeric().withMessage('Username must include alphanumeric chars only!'),
body('rePassword').custom((value, {req}) => {
if (value != req.body.password) {
throw new Error('passwords dont match');
}
return true;
}),
async (req, res) => {
console.log(req.body);
const {errors}=validationResult(req);

try{
if (errors.length>0){
console.log(errors)
throw new Error('Validation error')
}
await req.auth.register(req.body.username,req.body.password);
console.log('user registered')
res.redirect('/');
} catch (err) {
console.log(err)
const ctx={
errors,
userData: {
username:req.body.username
}
};
res.render('register',ctx)
}

})

router.get('/login',isGuest(), (req, res) => {
res.render('login');
});

router.post('/login',isGuest(), async (req, res) => {
try{
console.log(req.body.username, req.body.password)
await req.auth.login(req.body.username, req.body.password);
res.redirect('/');

} catch(err){
console.log(err.message)
const ctx={
errors:[err.message],
userData: {
username:req.body.username
}
};
res.render('login',ctx)
}
});

router.get('/logout', (req, res)=>{
console.log('logging out')
req.auth.logout();
res.redirect('/')
})

module.exports = router;