###############################################################################

# #

# This file is part of IfcOpenShell. #

# #

# IfcOpenShell is free software: you can redistribute it and/or modify #

# it under the terms of the Lesser GNU General Public License as published by #

# the Free Software Foundation, either version 3.0 of the License, or #

# (at your option) any later version. #

# #

# IfcOpenShell 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 #

# Lesser GNU General Public License for more details. #

# #

# You should have received a copy of the Lesser GNU General Public License #

# along with this program. If not, see <http://www.gnu.org/licenses/>. #

# #

###############################################################################

from __future__ import absolute_import

from __future__ import division

from __future__ import print_function

import time

import uuid

from .file import file

from .guid import compress

from . import main

# A quick way to setup an 'empty' IFC file, taken from:

# http://academy.ifcopenshell.org/creating-a-simple-wall-with-property-set-and-quantity-information/

TEMPLATE = """ISO-10303-21;

HEADER;

FILE_DESCRIPTION(('ViewDefinition [CoordinationView]'),'2;1');

FILE_NAME('%(filename)s','%(timestring)s',('%(creator)s'),('%(organization)s'),'%(application)s','%(application)s','');

FILE_SCHEMA(('%(schema_identifier)s'));

ENDSEC;

DATA;

#1=IFCPERSON($,$,'%(creator)s',$,$,$,$,$);

#2=IFCORGANIZATION($,'%(organization)s',$,$,$);

#3=IFCPERSONANDORGANIZATION(#1,#2,$);

#4=IFCAPPLICATION(#2,'%(application_version)s','%(application)s','');

#5=IFCOWNERHISTORY(#3,#4,$,.ADDED.,$,#3,#4,%(timestamp)s);

#6=IFCDIRECTION((1.,0.,0.));

#7=IFCDIRECTION((0.,0.,1.));

#8=IFCCARTESIANPOINT((0.,0.,0.));

#9=IFCAXIS2PLACEMENT3D(#8,#7,#6);

#10=IFCDIRECTION((0.,1.,0.));

#11=IFCGEOMETRICREPRESENTATIONCONTEXT($,'Model',3,1.E-05,#9,#10);

#12=IFCDIMENSIONALEXPONENTS(0,0,0,0,0,0,0);

#13=IFCSIUNIT(*,.LENGTHUNIT.,$,.METRE.);

#14=IFCSIUNIT(*,.AREAUNIT.,$,.SQUARE_METRE.);

#15=IFCSIUNIT(*,.VOLUMEUNIT.,$,.CUBIC_METRE.);

#16=IFCSIUNIT(*,.PLANEANGLEUNIT.,$,.RADIAN.);

#17=IFCMEASUREWITHUNIT(IFCPLANEANGLEMEASURE(0.017453292519943295),#16);

#18=IFCCONVERSIONBASEDUNIT(#12,.PLANEANGLEUNIT.,'DEGREE',#17);

#19=IFCUNITASSIGNMENT((#13,#14,#15,#18));

#20=IFCPROJECT('%(project_globalid)s',#5,'%(project_name)s',$,$,$,$,(#11),#19);

ENDSEC;

END-ISO-10303-21;

"""

DEFAULTS = {

"application": lambda d: 'IfcOpenShell-%s' % main.version,

"application_version": lambda d: main.version,

"project_globalid": lambda d: compress(uuid.uuid4().hex),

"schema_identifier": lambda d: main.schema_identifier,

"timestamp": lambda d: int(time.time()),

"timestring": lambda d: time.strftime("%Y-%m-%dT%H:%M:%S", time.gmtime(d.get('timestamp') or time.time()))

}

def create(filename=None, timestring=None, organization=None, creator=None,

schema_identifier=None, application_version=None, timestamp=None,

application=None, project_globalid=None, project_name=None):

d = dict(locals())

def _():

for var, value in d.items():

if value is None:

yield var, DEFAULTS.get(var, lambda *args: '')(d)

d.update(dict(_()))

return file.from_string(TEMPLATE % d)