package auth

import (
	"context"

	"git.ostiwe.com/ostiwe-com/status/modules/jwt"
	"git.ostiwe.com/ostiwe-com/status/repository"
	"golang.org/x/crypto/bcrypt"
)

type Module struct {
	userRepository repository.User
}

func New() Module {
	return Module{
		userRepository: repository.NewUserRepository(),
	}
}

func (m *Module) Proceed(ctx context.Context, login, password string) (*string, error) {
	lightweightUser, err := m.userRepository.FindByLogin(ctx, login)
	if err != nil {
		return nil, err
	}

	err = bcrypt.CompareHashAndPassword([]byte(lightweightUser.Password), []byte(password))
	if err != nil {
		return nil, err
	}

	jwtString, err := jwt.CreateByUser(lightweightUser)
	if err != nil {
		return nil, err
	}

	return &jwtString, nil
}