const jwt = require('jsonwebtoken');
const JWT_SECRET = "l!TtLeGr()O//En";
const Teacher = require("../schema/teacher")

const cookieAuth = () => {
    return async (req, res, next) => {
        try {
            const cookieAuthtoken = req.cookies['authtoken'];
            if (cookieAuthtoken) {

                const tokenAdmin = jwt.verify(cookieAuthtoken, JWT_SECRET)
                const dbAdmin1 = await Teacher.findById(tokenAdmin.id)
                const { _id, name, email } = dbAdmin1
                const teacher = {
                    id: _id, name, email
                }
                const authtoken = jwt.sign({ id: _id, email }, JWT_SECRET);
                res.cookie('authtoken', authtoken)
                req.teacher = teacher
                if(req.path.includes('login')){
                    return res.redirect('/sites/little-groovin-guitar/teacher-admin/')
                }
                next()
            }
            else {
                if(!req.path.includes('login')|| !req.path.includes('register')){
                    res.redirect('/sites/little-groovin-guitar/teacher-admin/register')
                }else{
                    next()
                }
            }
        }
        catch (err) {
            if(!req.path.includes('login') && !req.path.includes('register')){
                res.redirect('/sites/little-groovin-guitar/teacher-admin/login')
            }else{
                next()
            }
            console.log(err.message)
        }
    }
}

module.exports = cookieAuth