feat: change email, export my data, delete account (with data anonymization)

internal/infrastructure/useCases/CancelEmailChange.go

@@ -0,0 +1,34 @@
+package useCases
+
+import (
+	"RenewCMS/internal/domain/audit"
+	"RenewCMS/internal/domain/user"
+	"context"
+)
+
+type CancelEmailChangeUseCase struct {
+	userRepository user.Repository
+	recorder       audit.Recorder
+}
+
+func NewCancelEmailChangeUseCase(userRepository user.Repository, recorder audit.Recorder) *CancelEmailChangeUseCase {
+	return &CancelEmailChangeUseCase{userRepository, recorder}
+}
+
+func (u *CancelEmailChangeUseCase) CancelEmailChange(ctx context.Context, userId uint32) error {
+	account, err := u.userRepository.Get(userId)
+	if err != nil {
+		return err
+	}
+	if account.PendingEmail == "" {
+		return nil
+	}
+	event := audit.NewEvent(audit.ActionUserCancelEmail, audit.CategoryUsers)
+	event.Target = userTarget(account)
+	if _, err := u.userRepository.ClearPendingEmailChange(userId); err != nil {
+		recordFailure(ctx, u.recorder, event, err)
+		return err
+	}
+	u.recorder.Record(ctx, event)
+	return nil
+}