77 lines
2.0 KiB
Go
77 lines
2.0 KiB
Go
package service
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import (
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"errors"
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"serv_golang_rest_api/internal/model"
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"serv_golang_rest_api/internal/repository"
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"golang.org/x/crypto/bcrypt"
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)
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type UserService struct {
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userRepo *repository.UserRepository
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}
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func NewUserService(userRepo *repository.UserRepository) *UserService {
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return &UserService{userRepo: userRepo}
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}
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func (s *UserService) CreateUser(req *model.CreateUserRequest) (*model.UserResponse, error) {
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// Проверяем существует ли пользователь с таким email
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existingUser, err := s.userRepo.FindByEmail(req.Email)
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// Проверяем как на nil, так на пустой ID
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if existingUser != nil && existingUser.ID != 0 {
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return nil, errors.New("user with this email already exists")
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}
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// Хешируем пароль
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hashedPassword, err := bcrypt.GenerateFromPassword([]byte(req.Password), bcrypt.DefaultCost)
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if err != nil {
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return nil, err
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}
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user := &model.User{
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Name: req.Name,
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Email: req.Email,
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Password: string(hashedPassword),
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}
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if err := s.userRepo.Create(user); err != nil {
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return nil, err
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}
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return s.toUserResponse(user), nil
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}
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func (s *UserService) GetUserByID(id uint) (*model.UserResponse, error) {
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user, err := s.userRepo.FindByID(id)
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if err != nil {
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return nil, errors.New("user not found")
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}
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return s.toUserResponse(user), nil
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}
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func (s *UserService) GetAllUsers() ([]model.UserResponse, error) {
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users, err := s.userRepo.FindAll()
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if err != nil {
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return nil, err
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}
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var responses []model.UserResponse
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for _, user := range users {
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responses = append(responses, *s.toUserResponse(&user))
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}
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return responses, nil
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}
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func (s *UserService) toUserResponse(user *model.User) *model.UserResponse {
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return &model.UserResponse{
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ID: user.ID,
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CreatedAt: user.CreatedAt,
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UpdatedAt: user.UpdatedAt,
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Name: user.Name,
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Email: user.Email,
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}
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} |