automatically fill empty public ids for view types

Signed-off-by: Dmitri Dolguikh <dmitri.external@netbird.io>

management/internals/network_map_db/db_store.go

@@ -11,6 +11,7 @@ import (
 	"github.com/netbirdio/netbird/management/server/integrations/integrated_validator"
 	"github.com/netbirdio/netbird/shared/management/networkmap"
 	"github.com/netbirdio/netbird/shared/management/networkmap/nmdata"
+	"github.com/rs/xid"
 )
 
 const (
@@ -79,6 +80,9 @@ func FromSqlTypesToSharedTypes(src reflect.Value, dst reflect.Value) error {
 			if s.Valid {
 				dstField.SetString(s.String)
 			}
+			if (dstFieldName == "PublicId" || dstFieldName == "PublicID") && s.String == "" {
+				dstField.SetString(xid.New().String()) // TODO (dmitri) this needs to be removed to support delta updates
+			}
 		case "sql.NullTime":
 			s := srcField.Interface().(sql.NullTime)
 			if s.Valid {

management/internals/network_map_db/pgsql/sql_type_conversion_test.go

@@ -116,6 +116,14 @@ func TestWithMultipleFields(t *testing.T) {
 	}, dst)
 }
 
+func TestEmptyPublicIdsFilled(t *testing.T) {
+	src := withEmptyPublicIds{}
+	dst := emptyPublicIdTarget{}
+	assert.NoError(t, networkmapdb.FromSqlTypesToSharedTypes(reflect.ValueOf(&src), reflect.ValueOf(&dst)))
+	assert.NotEmpty(t, dst.PublicID)
+	assert.NotEmpty(t, dst.PublicId)
+}
+
 type withNullString struct {
 	Name sql.NullString
 }
@@ -199,3 +207,13 @@ type nullableTimePointerTarget struct {
 type withStringSlice struct {
 	Field []string
 }
+
+type withEmptyPublicIds struct {
+	PublicID sql.NullString
+	PublicId sql.NullString
+}
+
+type emptyPublicIdTarget struct {
+	PublicID string
+	PublicId string
+}