Catch account already activated error and redirect

Signed-off-by: Émile Ré <emile@getprobo.com>

pkg/server/api/connect/v1/v1_resolver.go

@@ -379,14 +379,12 @@ func (r *mutationResolver) ActivateAccount(ctx context.Context, input types.Acti
 	)
 	if err != nil {
 		var (
-			errInvalidToken              *iam.ErrInvalidToken
-			errInvitationNotFound        *iam.ErrInvitationNotFound
-			errInvitationAlreadyAccepted *iam.ErrInvitationAlreadyAccepted
-			errInvitationExpired         *iam.ErrInvitationExpired
+			errInvalidToken       *iam.ErrInvalidToken
+			errInvitationNotFound *iam.ErrInvitationNotFound
+			errInvitationExpired  *iam.ErrInvitationExpired
 
 			isInvalidErr = errors.As(err, &errInvalidToken) ||
 				errors.As(err, &errInvitationNotFound) ||
-				errors.As(err, &errInvitationAlreadyAccepted) ||
 				errors.As(err, &errInvitationExpired)
 		)
 
@@ -394,6 +392,10 @@ func (r *mutationResolver) ActivateAccount(ctx context.Context, input types.Acti
 			return nil, gqlutils.Invalid(ctx, err)
 		}
 
+		if _, ok := errors.AsType[*iam.ErrInvitationAlreadyAccepted](err); ok {
+			return nil, gqlutils.AccountAlreadyActivated(ctx, err)
+		}
+
 		r.logger.ErrorCtx(ctx, "cannot activate account from invitation", log.Error(err))
 		return nil, gqlutils.Internal(ctx)
 	}

pkg/server/gqlutils/errors.go

@@ -94,6 +94,20 @@ func NDASignatureRequiredf(ctx context.Context, format string, a ...any) *gqlerr
 	return NDASignatureRequired(ctx, fmt.Errorf(format, a...))
 }
 
+func AccountAlreadyActivated(ctx context.Context, err error) *gqlerror.Error {
+	return &gqlerror.Error{
+		Message: err.Error(),
+		Path:    graphql.GetPath(ctx),
+		Extensions: map[string]any{
+			"code": "ACCOUNT_ALREADY_ACTIVATED",
+		},
+	}
+}
+
+func AccountAlreadyActivatedf(ctx context.Context, format string, a ...any) *gqlerror.Error {
+	return AccountAlreadyActivated(ctx, fmt.Errorf(format, a...))
+}
+
 func Forbidden(ctx context.Context, err error) *gqlerror.Error {
 	return &gqlerror.Error{
 		Message: err.Error(),