middleware.js

const {listingSchema,reviewSchema} = require('./schema.js');
const ExpressError = require('./utils/ExpressError.js');

module.exports.isLoggedin=(req,res,next)=>{
if(!req.isAuthenticated()){
        req.session.redirectUrl=req.originalUrl;
        req.flash("error","You must be LoggedIn to Create New Listing");
        return res.redirect("/login");
    }
    next();
};

module.exports.saveRedirectUrl= (req,res,next)=>{
    if(req.session.redirectUrl){
        res.locals.redirectUrl=req.session.redirectUrl;
    }
    next();
};

module.exports.validateListing = (req, res, next) =>{
    let{error} = listingSchema.validate(req.body);
    if(error){
        let errMsg = error.details.map((el)=>el.message).join(',');
        throw new ExpressError(400, errMsg);
    }else{
        next();
    }
};

module.exports.validateReview = (req, res, next) =>{
    let{error} = reviewSchema.validate(req.body);
    if(error){
        let errMsg = error.details.map((el)=>el.message).join(',');
        throw new ExpressError(400, errMsg);
    }else{
        next();
    }
};