#CODE IN PROGRESS, NOT WORKING YET

from setuptools import setup, Extension
from setuptools.command.build_ext import build_ext
import sys
import setuptools

__version__ = '0.0.1'

class get_pybind_include(object):
    """Helper class to determine the pybind11 include path"""

    def __init__(self, user=False):
        self.user = user

    def __str__(self):
        import pybind11
        return pybind11.get_include(self.user)

ext_modules = [
    Extension(
        'midigpt',
        ['src/lib.cpp','src/common/data_structures/train_config.cpp','src/dataset_creation/compression/lz4.c',
	'src/dataset_creation/dataset_manipulation/bytes_to_file.cpp'],
        include_dirs=[
            get_pybind_include(),
            get_pybind_include(user=True)
        ],
        language='c++'
    ),
]

class BuildExt(build_ext):
    """A custom build extension for adding compiler-specific options."""
    c_opts = {
        'msvc': ['/EHsc'],
        'unix': [],
    }

    if sys.platform == 'darwin':
        c_opts['unix'] += ['-stdlib=libc++', '-mmacosx-version-min=10.7']

    def build_extensions(self):
        ct = self.compiler.compiler_type
        opts = self.c_opts.get(ct, [])
        if ct == 'unix':
            opts.append('-DVERSION_INFO="%s"' % self.distribution.get_version())
            opts.append('-std=c++20')
        elif ct == 'msvc':
            opts.append('/DVERSION_INFO=\\"%s\\"' % self.distribution.get_version())
        for ext in self.extensions:
            ext.extra_compile_args = opts
        build_ext.build_extensions(self)

setup(
    name='midigpt',
    version=__version__,
    author='Jeff Ens, Rafael Arias',
    author_email='raa60@sfu.ca',
    url='',
    description='A Python wrapper for midigpt project',
    long_description='',
    ext_modules=ext_modules,
    install_requires=['pybind11>=2.5.0'],
    cmdclass={'build_ext': BuildExt},
    zip_safe=False,
)