package generated

import (
	passwordvalidator "github.com/wagslane/go-password-validator"
	"net/mail"
	"strings"
)

func (input CustomerCreateInput) ValidatePassword(minPasswordEntropy float64) *CustomerUserError {
	var code CustomerErrorCode

	if strings.HasPrefix(input.Password, " ") || strings.HasSuffix(input.Password, " ") {
		code = CustomerErrorCodePasswordStartsOrEndsWithWhitespace
		return &CustomerUserError{
			Code:    &code,
			Field:   []string{"password"},
			Message: "password must not start or end with whitespaces",
		}
	}

	if err := passwordvalidator.Validate(input.Password, minPasswordEntropy); err != nil {
		code = CustomerErrorCodeBlank
		return &CustomerUserError{
			Code:    &code,
			Field:   []string{"password"},
			Message: err.Error(),
		}
	}

	return nil
}

func (input CustomerCreateInput) ValidateEmail() *CustomerUserError {
	addr, err := mail.ParseAddress(input.Email)
	if err != nil {
		code := CustomerErrorCodeInvalid
		return &CustomerUserError{
			Code:    &code,
			Field:   []string{"email"},
			Message: err.Error(),
		}
	}

	input.Email = addr.Address
	return nil
}