const Joi = require('joi')


module.exports={
    register(req, res, next){

        const schema =Joi.object({
            email: Joi.string().email(),
            password: Joi.string().regex(
                new RegExp('^[a-zA-Z0-9]{8-32}$')
            )
        })

        const {error, value} = schema.validate(req.body)

        if(error){
            switch(error.details[0].context.key){

                case 'email':
                   res.status(400).send({
                       error: 'You must provide a valid email address'
                   })
                   break

                case 'password':
                    res.status(400).send({
                        error: ' The password provided failed to match the following rules <br> 1.It must contain only the following characters: lower case, upper case, numerics <br> 2.It must be at least 8 characters in lenght and not greater than 32 characters'

                    })

                   break

                default:
                    res.status(400).send({
                        error:'Invalid registration information'
                    })

            }


        }
        else{
            next()
        }


    }
}