76 lines
1.8 KiB
Go
76 lines
1.8 KiB
Go
package auth
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import (
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"errors"
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"github.com/google/uuid"
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"gorm.io/gorm"
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"merch-parser-api/internal/interfaces"
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"merch-parser-api/internal/shared"
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"time"
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)
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type Service struct {
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repo Repository
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jwtProvider interfaces.JWTProvider
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}
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func newService(repo Repository, jwtProvider interfaces.JWTProvider) *Service {
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return &Service{
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repo: repo,
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jwtProvider: jwtProvider,
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}
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}
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func (s *Service) Login(userUuid string) (shared.AuthData, error) {
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return s.generateTokens(userUuid)
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}
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func (s *Service) Refresh(userUuid string, refreshUuid string) (shared.AuthData, error) {
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var err error
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tokenData, err := s.repo.ReadRefreshToken(userUuid, refreshUuid)
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if err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return shared.AuthData{}, errors.New("refresh token is not valid or doesn't exist")
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}
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return shared.AuthData{}, err
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}
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if tokenData.Expires < time.Now().UTC().Unix() {
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return shared.AuthData{}, errors.New("token expired")
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}
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err = s.repo.InvalidateRefreshToken(userUuid, refreshUuid)
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if err != nil {
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return shared.AuthData{}, err
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}
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return s.generateTokens(userUuid)
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}
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func (s *Service) Logout(userUuid string, refreshUuid string) error {
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return s.repo.InvalidateRefreshToken(userUuid, refreshUuid)
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}
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func (s *Service) generateTokens(userUuid string) (shared.AuthData, error) {
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accessToken, err := s.jwtProvider.CreateAccessToken(userUuid)
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if err != nil {
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return shared.AuthData{}, err
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}
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refreshTokenUuid := uuid.NewString()
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refreshToken, exp, err := s.jwtProvider.CreateRefreshToken(userUuid, refreshTokenUuid)
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if err != nil {
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return shared.AuthData{}, err
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}
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err = s.repo.CreateRefreshToken(&RefreshToken{
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Expires: exp,
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UserUuid: userUuid,
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TokenUuid: refreshTokenUuid,
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})
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return shared.AuthData{
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AccessToken: accessToken,
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RefreshToken: refreshToken,
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}, nil
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}
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