"""
    Copyright (C) 2011-2014  Parametric Products Intellectual Holdings, LLC

    This file is part of CadQuery.

    CadQuery is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    CadQuery 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
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; If not, see <http://www.gnu.org/licenses/>

    An exporter should provide functionality to accept a shape, and return
    a string containing the model content.
"""
import cadquery
from .shapes import Shape
#from .verutil import fc_import
# FreeCAD = fc_import("FreeCAD")
# Part = fc_import("FreeCAD.Part")
import FreeCAD
import Part

class ImportTypes:
    STEP = "STEP"

class UNITS:
    MM = "mm"
    IN = "in"

def importShape(importType,fileName):
	"""
	Imports a file based on the type (STEP, STL, etc)
	:param importType: The type of file that we're importing
	:param fileName: THe name of the file that we're importing
	"""

	#Check to see what type of file we're working with
	if importType == ImportTypes.STEP:
		return importStep(fileName)

#Loads a STEP file into a CQ object
def importStep(fileName):
	"""
        Accepts a file name and loads the STEP file into a cadquery shape
        :param fileName: The path and name of the STEP file to be imported
    """

    #Now read and return the shape
	try:
		rshape = Part.read(fileName)

		r = Shape.cast(rshape)
		#print "loadStep: " + str(r)
		#print "Faces=%d" % cadquery.CQ(r).solids().size()
		return cadquery.CQ(r)
	except:
		raise ValueError("STEP File Could not be loaded")