feat: integration v2 and API key PART 1/3

internal/infrastructure/useCases/AuthenticateAPIKey.go

@@ -0,0 +1,67 @@
+package useCases
+
+import (
+	"RenewCMS/internal/domain/apikey"
+	"RenewCMS/internal/domain/user"
+	"errors"
+	"strings"
+	"time"
+)
+
+const lastUsedWriteInterval = time.Minute
+
+type AuthenticateAPIKeyUseCase struct {
+	apiKeyRepository apikey.Repository
+	keyGenerator     apikey.KeyGenerator
+	userRepository   user.Repository
+	now              func() time.Time
+}
+
+type AuthenticatedAPIKey struct {
+	Key  apikey.APIKey
+	User user.User
+}
+
+func NewAuthenticateAPIKeyUseCase(apiKeyRepository apikey.Repository, keyGenerator apikey.KeyGenerator, userRepository user.Repository, now func() time.Time) *AuthenticateAPIKeyUseCase {
+	return &AuthenticateAPIKeyUseCase{apiKeyRepository, keyGenerator, userRepository, now}
+}
+
+func (a *AuthenticateAPIKeyUseCase) AuthenticateAPIKey(rawKey string) (AuthenticatedAPIKey, error) {
+	if !strings.HasPrefix(rawKey, apikey.RawKeyPrefix) {
+		return AuthenticatedAPIKey{}, apikey.ErrAPIKeyInvalid
+	}
+
+	key, err := a.apiKeyRepository.GetByHashedKey(a.keyGenerator.Hash(rawKey))
+	if err != nil {
+		if errors.Is(err, apikey.ErrAPIKeyNotFound) {
+			return AuthenticatedAPIKey{}, apikey.ErrAPIKeyInvalid
+		}
+		return AuthenticatedAPIKey{}, err
+	}
+
+	now := a.now()
+	if key.StatusAt(now) != apikey.StatusActive {
+		return AuthenticatedAPIKey{}, apikey.ErrAPIKeyInvalid
+	}
+
+	owner, err := a.userRepository.Get(key.UserID)
+	if err != nil {
+		if errors.Is(err, user.ErrUserNotFound) {
+			return AuthenticatedAPIKey{}, apikey.ErrAPIKeyInvalid
+		}
+		return AuthenticatedAPIKey{}, err
+	}
+	if !owner.IsVerified {
+		return AuthenticatedAPIKey{}, apikey.ErrAPIKeyInvalid
+	}
+
+	a.recordUse(key, now)
+	return AuthenticatedAPIKey{Key: key, User: owner}, nil
+}
+
+func (a *AuthenticateAPIKeyUseCase) recordUse(key apikey.APIKey, now time.Time) {
+	if key.LastUsedAt != nil && now.Sub(*key.LastUsedAt) < lastUsedWriteInterval {
+		return
+	}
+	_ = a.apiKeyRepository.TouchLastUsed(key.ID, now)
+}