# -*- coding: utf-8 -*-
# Copyright (C) 2023 Ilia Kurochkin <brothermechanic@gmail.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
#DESCRIPTION.
# Simple FreeCAD's object test for manifold mawater-tight surface.
import FreeCAD


def is_object_solid(obj):
    """If obj is solid return True"""
    if not isinstance(obj, FreeCAD.DocumentObject):
        return False

    if not hasattr(obj, 'Shape'):
        return False

    return obj.Shape.isClosed()