#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#
# pySFML - Python bindings for SFML
# Copyright 2012-2013, Jonathan De Wachter <dewachter.jonathan@gmail.com>,
#                      Edwin Marshall <emarshall85@gmail.com>
#
# This software is released under the LGPLv3 license.
# You should have received a copy of the GNU Lesser General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.

import sys, os, platform
import os.path, shutil
from glob import glob
from subprocess import call
from distutils.core import setup, Command, Extension

class PyTest(Command):
	user_options = []

	def initialize_options(self): pass
	def finalize_options(self): pass
	def run(self):
		errno = call([sys.executable, 'tests/runtests.py'])
		raise SystemExit(errno)

try:
	from Cython.Distutils import build_ext
except ImportError:
	print("Please install cython and try again.")
	raise SystemExit

class CythonBuildExt(build_ext):
	""" Updated version of cython build_ext command to move
	the generated API headers to include/pysfml directory
	"""

	def cython_sources(self, sources, extension):
		ret = build_ext.cython_sources(self, sources, extension)

		# should result the module name; e.g, graphics[.pyx]
		module = os.path.basename(sources[0])[:-4]

		# move its headers (foo.h and foo_api.h) to include/pysfml
		destination = os.path.join('include', 'pysfml')

		source = os.path.join('src', 'sfml', module + '.h')
		if os.path.isfile(source):
			try:
				shutil.move(source, destination)
			except shutil.Error:
				pass

		source = os.path.join('src', 'sfml', module + '_api.h')
		if os.path.isfile(source):
			try:
				shutil.move(source, destination)
			except shutil.Error:
				pass

		return ret


modules = ['system', 'window', 'graphics', 'audio', 'network']

sources = {module: os.path.join('src', 'sfml', module + '.pyx') for module in modules}
headers = {module: os.path.join('include', 'pysfml', module + '.h') for module in modules}
api_headers = {module: os.path.join('include', 'pysfml', module + '._api.h') for module in modules}

include_path = os.path.join('include', 'pysfml')
source_path = os.path.join('src', 'sfml')


## clean the directory (remove generated C++ files by Cython)
def remove_if_exist(filename):
	if os.path.isfile(filename):
		try:
			os.remove(filename)
		except OSError:
			pass

for module in modules:
	remove_if_exist(os.path.join(include_path, module + '.h'))
	remove_if_exist(os.path.join(include_path, module + '._api.h'))
	remove_if_exist(os.path.join(source_path, module + '.cpp'))


extension = lambda name, files, libs: Extension(
	'sfml.' + name,
	files,
	['include'], language='c++',
	libraries=libs)

system = extension(
	'system',
	[sources['system'], 'src/sfml/error.cpp'],
	['sfml-system', 'sfml-graphics'])

window = extension(
	'window', [sources['window'], 'src/sfml/DerivableWindow.cpp'],
	['sfml-system', 'sfml-window'])

graphics = extension(
	'graphics',
	[sources['graphics'], 'src/sfml/DerivableRenderWindow.cpp', 'src/sfml/DerivableDrawable.cpp'],
	['sfml-system', 'sfml-window', 'sfml-graphics'])

audio = extension(
	'audio',
	[sources['audio'], 'src/sfml/DerivableSoundRecorder.cpp', 'src/sfml/DerivableSoundStream.cpp'],
	['sfml-system', 'sfml-audio'])

network = extension(
	'network',
	[sources['network']],
	['sfml-system', 'sfml-network'])

with open('README.rst', 'r') as f:
	long_description = f.read()

ext_modules=[system, window, graphics, audio, network]

kwargs = dict(
			name='pySFML',
			ext_modules=ext_modules,
			package_dir={'': 'src'},
			packages=['sfml'],
			version='1.3.0',
			description='Python bindings for SFML',
			long_description=long_description,
			author='Jonathan de Wachter, Edwin O Marshall',
			author_email='dewachter.jonathan@gmail.com, emarshall85@gmail.com',
			url='http://python-sfml.org',
			license='LGPLv3',
			classifiers=['Development Status :: 5 - Production/Stable',
						'Intended Audience :: Developers',
						'License :: OSI Approved :: GNU Lesser General Public License v3 (LGPLv3)',
						'Operating System :: OS Independent',
						'Programming Language :: Cython',
						'Programming Language :: C++',
						'Programming Language :: Python',
						'Topic :: Games/Entertainment',
						'Topic :: Multimedia',
						'Topic :: Software Development :: Libraries :: Python Modules'],
			cmdclass={'test': PyTest, 'build_ext': CythonBuildExt})

setup(**kwargs)