const regex = require('../regex');
const User = require('../../models/user.model')

const fieldCheck = async(req,res,next) => {
    try{
         if(!req.body.email){
            return res.status(400).send({
                error_code : 400,
                message : 'Email not provided'
            })
         }
         if(!req.body.password){
            return res.status(400).send({
                error_code : 400,
                message : 'Password not provided'
            })
         }
         if(!regex.emailRegex.test(req.body.email)){
            return res.status(400).send({
                error_code : 400,
                message : 'Email format is Incorrect'
            })
         }
         if(!regex.passRegex.test(req.body.password)){
            return res.status(400).send({
                error_code : 400,
                message : 'Password format is Incorrect'
            })
         }
      next();

    }catch(err){
        console.log('Error inside auth Middelware fieldCheck',err);
        return res.status(500).send({
            error_code : 500,
            message : 'Internal Error'
        })
    }
}


const uniqueEmail = async(req,res,next) => {
    try{
        const user = await User.findOne({email : req.body.email});
        if(user){
            return res.status(400).send({
                error_code : 400,
                message : 'Email already present'
            })
        }
        next();

    }catch(err){
        console.log('Error insdie auth mid email Present',err);
        return res.status(500).send({
            error_code : 500,
            message : 'Internal Error'
        })
    }
} 

const userCheckEmail = async (req,res,next) => {
    try{
         const user = await User.findOne({email : req.body.email});
         if(!user){
            return res.status(400).send({
                error_code : 400,
                message : 'User not present'
            })
         }
         next();
    }catch(err){
        return res.status(500).send({
            error_code : 500,
            message : 'Error inside userCheckEmail'
        })
    }
}

module.exports = {
    fieldCheck,
    uniqueEmail,
    userCheckEmail
}