import os
import shutil
import stat
from setuptools import setup
from setuptools.command.install import install

NAME = 'relay_rpc'
VERSION = '1'
AUTHOR = 'Thomas Klaehn'
EMAIL = 'tkl@blackfinn.de'
PACKAGES = [NAME]
REQUIRES = ['RPi.GPIO']

SERVICEDIR = "/lib/systemd/system"
DAEMON_START_SCRIPT = os.path.join(SERVICEDIR, NAME +".service")

LOGFILE = "/var/log/" + NAME + ".log"

ENTRY_POINTS = {
    'console_scripts': [
        'relay_rpc = relay_rpc.main:main'
    ]
}

class Install(install):
    def run(self):
        install.run(self)
        os.makedirs(SERVICEDIR, exist_ok=True)
        shutil.copyfile(NAME + '.service', os.path.join(SERVICEDIR, DAEMON_START_SCRIPT))
        os.chmod(DAEMON_START_SCRIPT, stat.S_IRUSR | stat.S_IWUSR | stat.S_IRGRP | stat.S_IROTH)

        try:
            open(LOGFILE, 'r')
        except FileNotFoundError:
            os.makedirs(os.path.dirname(LOGFILE), exist_ok=True)
            open(LOGFILE, 'x')
            os.chmod(LOGFILE, stat.S_IRUSR | stat.S_IWUSR | stat.S_IRGRP | stat.S_IWGRP | stat.S_IROTH | stat.S_IWOTH)


setup(name=NAME, version=VERSION, long_description=__doc__, author=AUTHOR, author_email=EMAIL,
      packages=PACKAGES, zip_safe=False, install_requires=REQUIRES, entry_points=ENTRY_POINTS,
      cmdclass={'install': Install})