76 lines
1.8 KiB
Go
76 lines
1.8 KiB
Go
package services
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import (
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"fmt"
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"time"
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"github.com/golang-jwt/jwt/v5"
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"github.com/pahmiudahgede/senggoldong/dto"
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"github.com/pahmiudahgede/senggoldong/internal/repositories"
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"github.com/pahmiudahgede/senggoldong/model"
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"github.com/pahmiudahgede/senggoldong/utils"
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"golang.org/x/crypto/bcrypt"
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)
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type UserService interface {
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Login(credentials dto.LoginDTO) (*dto.UserResponseWithToken, error)
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}
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type userService struct {
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UserRepo repositories.UserRepository
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SecretKey string
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}
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func NewUserService(userRepo repositories.UserRepository, secretKey string) UserService {
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return &userService{UserRepo: userRepo, SecretKey: secretKey}
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}
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func (s *userService) Login(credentials dto.LoginDTO) (*dto.UserResponseWithToken, error) {
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user, err := s.UserRepo.FindByEmailOrUsernameOrPhone(credentials.Identifier)
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if err != nil {
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return nil, fmt.Errorf("user not found")
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}
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if !CheckPasswordHash(credentials.Password, user.Password) {
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return nil, bcrypt.ErrMismatchedHashAndPassword
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}
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token, err := s.generateJWT(user)
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if err != nil {
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return nil, err
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}
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err = utils.SetData(credentials.Identifier, token, time.Hour*24)
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if err != nil {
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return nil, err
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}
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return &dto.UserResponseWithToken{
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UserID: user.ID,
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Token: token,
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}, nil
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}
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func (s *userService) generateJWT(user *model.User) (string, error) {
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claims := jwt.MapClaims{
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"sub": user.ID,
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"iat": time.Now().Unix(),
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"exp": time.Now().Add(time.Hour * 24).Unix(),
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}
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token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
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tokenString, err := token.SignedString([]byte(s.SecretKey))
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if err != nil {
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return "", err
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}
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return tokenString, nil
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}
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func CheckPasswordHash(password, hashedPassword string) bool {
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err := bcrypt.CompareHashAndPassword([]byte(hashedPassword), []byte(password))
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return err == nil
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} |