fix(backend): fix list documents with no account ID

backend/api/documents/v3alpha/documents.go

@@ -273,17 +273,6 @@ func (srv *Server) ListRootDocuments(ctx context.Context, in *documents.ListRoot
 
 // ListDocuments implements Documents API v3.
 func (srv *Server) ListDocuments(ctx context.Context, in *documents.ListDocumentsRequest) (*documents.ListDocumentsResponse, error) {
-	{
-		if in.Account == "" {
-			return nil, errutil.MissingArgument("account")
-		}
-	}
-
-	ns, err := core.DecodePrincipal(in.Account)
-	if err != nil {
-		return nil, fmt.Errorf("failed to decode account: %w", err)
-	}
-
 	var cursor = struct {
 		IRI          string `json:"i"`
 		ActivityTime int64  `json:"t"`
@@ -314,17 +303,29 @@ func (srv *Server) ListDocuments(ctx context.Context, in *documents.ListDocument
 
 	lookup := blob.NewLookupCache(conn)
 
-	iri, err := blob.NewIRI(ns, "")
-	if err != nil {
-		return nil, err
-	}
-
 	var (
-		baseIRIGlob   = string(iri)
-		directoryGlob = string(iri) + "/*"
-		notGlob       = ""
+		baseIRIGlob   string
+		directoryGlob string
+		notGlob       string
 	)
 
+	if in.Account != "" {
+		ns, err := core.DecodePrincipal(in.Account)
+		if err != nil {
+			return nil, fmt.Errorf("failed to decode account: %w", err)
+		}
+
+		iri, err := blob.NewIRI(ns, "")
+		if err != nil {
+			return nil, err
+		}
+
+		baseIRIGlob = string(iri) + "*"
+		directoryGlob = baseIRIGlob + "/*"
+	} else {
+		baseIRIGlob = "hm://*"
+	}
+
 	var count int32
 	rows, check := sqlitex.Query(conn, qListDocumentsByActivityDesc(), baseIRIGlob, directoryGlob, notGlob, cursor.ActivityTime, cursor.IRI, in.PageSize)
 	for row := range rows {

backend/api/documents/v3alpha/documents_test.go

@@ -176,7 +176,7 @@ func TestListRootDocuments(t *testing.T) {
 		Compare(t, "alice's root document must match and be second")
 }
 
-func TestListDocument(t *testing.T) {
+func TestListDocuments(t *testing.T) {
 	t.Parallel()
 
 	alice := newTestDocsAPI(t, "alice")
@@ -239,6 +239,11 @@ func TestListDocument(t *testing.T) {
 	testutil.StructsEqual(want[2], list.Documents[2]).
 		IgnoreFields(documents.DocumentListItem{}, "Breadcrumbs", "ActivitySummary").
 		Compare(t, "profile doc must be the last element in the list")
+
+	list2, err := alice.ListDocuments(ctx, &documents.ListDocumentsRequest{})
+	require.NoError(t, err)
+
+	testutil.StructsEqual(list, list2).Compare(t, "list with no account ID must be allowed")
 }
 
 func TestGetDocumentWithVersion(t *testing.T) {