# -*- coding: utf-8 -*-

# ***************************************************************************
# *                                                                         *
# *   Copyright (c) 2018 sliptonic <shopinthewoods@gmail.com>               *
# *                                                                         *
# *   This program is free software; you can redistribute it and/or modify  *
# *   it under the terms of the GNU Lesser General Public License (LGPL)    *
# *   as published by the Free Software Foundation; either version 2 of     *
# *   the License, or (at your option) any later version.                   *
# *   for detail see the LICENCE text file.                                 *
# *                                                                         *
# *   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 Library General Public License for more details.                  *
# *                                                                         *
# *   You should have received a copy of the GNU Library General Public     *
# *   License along with this program; if not, write to the Free Software   *
# *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  *
# *   USA                                                                   *
# *                                                                         *
# ***************************************************************************

import FreeCAD
import FreeCADGui
import PathScripts.PathJob as PathJob

def selection():
    '''isActive() ... return True if a dressup command is possible.'''
    if FreeCAD.ActiveDocument:
        sel = FreeCADGui.Selection.getSelectionEx()
        if len(sel) == 1 and sel[0].Object.isDerivedFrom("Path::Feature") and PathJob.Instances():
            return sel[0].Object
    return None

def hasEntryMethod(path):
    '''hasEntryDressup(path) ... returns true if the given object already has an entry method attached.'''
    if 'RampEntry' in path.Name or 'LeadInOut' in path.Name:
        return True
    if 'Dressup' in path.Name and hasattr(path, 'Base'):
        return hasEntryMethod(path.Base)
    return False

def baseOp(path):
    '''baseOp(path) ... return the base operation underlying the given path'''
    if 'Dressup' in path.Name:
        return baseOp(path.Base)
    return path

def toolController(path):
    '''toolController(path) ... return the tool controller from the base op.'''
    return baseOp(path).ToolController

