create and moove into new directories for BegushiyBashkir and

yalarbacreate and moove into new directories for BegushiyBashkir and
yalarbacreate and moove into new directories for BegushiyBashkir and
yalarbacreate and moove into new directories for BegushiyBashkir and
yalarbacreate and moove into new directories for BegushiyBashkir and
yalarbacreate and moove into new directories for BegushiyBashkir and
yalarbacreate and moove into new directories for BegushiyBashkir and
yalarbacreate and moove into new directories for BegushiyBashkir and
yalarbacreate and moove into new directories for BegushiyBashkir and
yalarba

main_dc/BB/api_bb/internal/service/auth_service.go

@@ -0,0 +1,122 @@
+// service/auth_service.go
+package service
+
+import (
+	"errors"
+
+	"api_bb/internal/models"
+	"api_bb/internal/repository"
+	"api_bb/pkg/logger"
+
+	"go.uber.org/zap"
+	"golang.org/x/crypto/bcrypt"
+)
+
+type AuthService interface {
+	Register(user *models.User) error
+	Login(email, password string) (*models.User, string, error)
+}
+
+type authService struct {
+	userRepo   repository.UserRepository
+	jwtService JWTService
+	logger     logger.LoggerInterface
+}
+
+func NewAuthService(userRepo repository.UserRepository, jwtService JWTService, log logger.LoggerInterface) AuthService {
+	// Создаем логгер с контекстом для сервиса
+	serviceLogger := log.With(zap.String("service", "auth"))
+
+	return &authService{
+		userRepo:   userRepo,
+		jwtService: jwtService,
+		logger:     serviceLogger,
+	}
+}
+
+func (s *authService) Register(user *models.User) error {
+	s.logger.Info("Registering new user",
+		zap.String("email", user.Email),
+	)
+
+	existingUser, err := s.userRepo.FindByEmail(user.Email)
+	if err == nil && existingUser != nil {
+		s.logger.Warn("Registration failed - email already exists",
+			zap.String("email", user.Email),
+		)
+		return errors.New("user with this email already exists")
+	}
+
+	err = s.userRepo.Create(user)
+	if err != nil {
+		s.logger.Error("Failed to create user in database",
+			zap.String("email", user.Email),
+			zap.Error(err),
+		)
+		return err
+	}
+	
+
+	s.logger.Info("User registered successfully",
+		zap.Uint("user_id", user.ID),
+		zap.String("email", user.Email),
+	)
+
+
+	return nil
+}
+
+func (s *authService) Login(email, password string) (*models.User, string, error) {
+	s.logger.Info("Login attempt",
+		zap.String("email", email),
+		zap.Int("password_length", len(password)),
+	)
+
+	user, err := s.userRepo.FindByEmail(email)
+	if err != nil {
+		s.logger.Warn("Login failed - user not found",
+			zap.String("email", email),
+			zap.Error(err),
+		)
+		return nil, "", errors.New("invalid email")
+	}
+
+	s.logger.Debug("User found for login",
+		zap.Uint("user_id", user.ID),
+		zap.String("stored_hash_prefix", user.Password[:min(10, len(user.Password))]),
+	)
+
+	// Проверяем пароль
+	err = bcrypt.CompareHashAndPassword([]byte(user.Password), []byte(password))
+	if err != nil {
+		s.logger.Warn("Login failed - invalid password",
+			zap.Uint("user_id", user.ID),
+			zap.String("email", email),
+			zap.Error(err),
+		)
+		return nil, "", errors.New("invalid password")
+	}
+
+	s.logger.Info("Login successful",
+		zap.Uint("user_id", user.ID),
+		zap.String("email", email),
+	)
+
+	token, err := s.jwtService.GenerateToken(user.ID, user.Email)
+	if err != nil {
+		s.logger.Error("Failed to generate JWT token",
+			zap.Uint("user_id", user.ID),
+			zap.Error(err),
+		)
+		return nil, "", err
+	}
+
+	return user, token, nil
+}
+
+func min(a, b int) int {
+	if a < b {
+		return a
+	}
+	return b
+}