package services

import (
	"git.devices.local/mawas/golang-api-skeleton/lib/common"
	"git.devices.local/mawas/golang-api-skeleton/models"
)

type userRepository interface {
	ReadByUsername(username string) (*models.User, error)
	ReadAll() ([]*models.User, error)
	ReadSelection(ids []common.GUID) ([]*models.User, error)
	Create(users []*models.User) ([]*models.User, error)
}

type UserService struct {
	repo userRepository
}

// NewUserService creates a new UserService with the given user DAO.
func NewUserService(repo userRepository) *UserService {
	return &UserService{repo}
}

// ReadByUsername just retrieves user using User DAO, here can be additional logic for processing data retrieved by DAOs
func (s *UserService) ReadByID(id interface{}) (*models.User, error) {
	return s.repo.ReadByUsername(id.(string))
}

// ReadAll just retrieves user using User DAO, here can be additional logic for processing data retrieved by DAOs
func (s *UserService) ReadAll() ([]*models.User, error) {
	return s.repo.ReadAll()
}

// ReadAll just retrieves user using User DAO, here can be additional logic for processing data retrieved by DAOs
func (s *UserService) ReadSelection(ids []common.GUID) ([]*models.User, error) {
	return s.repo.ReadSelection(ids)
}

// Create just retrieves user using User DAO, here can be additional logic for processing data retrieved by DAOs
func (s *UserService) Create(users []*models.User) ([]*models.User, error) {
	return s.repo.Create(users)
}

// NewUser returns a new created User object
func NewUser(username, firstname, lastname, email string) models.User {
	return models.User{
		Username:     username,
		Firstname:    firstname,
		Lastname:     lastname,
		Email:        email,
		PasswordHash: "generate_password_here",
		Active:       true,
	}
}