from setuptools import setup
import io
import os
import re
import sys
import subprocess

from setuptools.command.test import test as TestCommand

if sys.version_info[0] > 2:
    raise RuntimeError("esptool.py only supports Python 2.x")


# Example code to pull version from esptool.py with regex, taken from
# http://python-packaging-user-guide.readthedocs.org/en/latest/single_source_version/
def read(*names, **kwargs):
    with io.open(
            os.path.join(os.path.dirname(__file__), *names),
            encoding=kwargs.get("encoding", "utf8")
    ) as fp:
        return fp.read()


def find_version(*file_paths):
    version_file = read(*file_paths)
    version_match = re.search(r"^__version__ = ['\"]([^'\"]*)['\"]",
                              version_file, re.M)
    if version_match:
        return version_match.group(1)
    raise RuntimeError("Unable to find version string.")


class EspToolTests(TestCommand):
    def run_tests(self):
        # lazy test implementation for now, just run the test script standalone
        errno = subprocess.check_call([ sys.executable, "./test/test_elf2image.py" ])
        sys.exit(errno)

long_description = """
==========
esptool.py
==========
A command line utility to communicate with the ROM bootloader in Espressif ESP8266 WiFi microcontroller.

Allows flashing firmware, reading back firmware, querying chip parameters, etc. Developed by the community, not by Espressif Systems.

The esptool.py project is hosted on github: https://github.com/themadinventor/esptool

Installation
------------

esptool can be installed via pip:

  $ pip install --upgrade esptool

(esptool.py requires Python 2. If your default pip version is Python 3, install via ``pip2 install esptool``.)

Usage
-----

Please see the `Usage section of the README.md file <https://github.com/themadinventor/esptool#usage>`_.

You can also get help information by running `esptool.py --help`.

Contributing
------------
Please see the `CONTRIBUTING.md file on github <https://github.com/themadinventor/esptool/blob/master/CONTRIBUTING.md>`_.
"""

setup(
    name='esptool',
    py_modules=['esptool'],
    version=find_version('esptool.py'),
    description='A utility to communicate with the ROM bootloader in Espressif ESP8266.',
    long_description=long_description,
    url='https://github.com/themadinventor/esptool',
    author='Fredrik Ahlberg (themadinventor) & Angus Gratton (projectgus)',
    author_email='gus@projectgus.com',
    license='GPLv2+',
    classifiers=[
        'Development Status :: 5 - Production/Stable',
        'Intended Audience :: Developers',
        'Natural Language :: English',
        'Operating System :: POSIX',
        'Operating System :: Microsoft :: Windows',
        'Operating System :: MacOS :: MacOS X',
        'Topic :: Software Development :: Embedded Systems',
        'Environment :: Console',
        'License :: OSI Approved :: GNU General Public License v2 or later (GPLv2+)',
        'Programming Language :: Python :: 2.7',
    ],
    setup_requires=[
        'flake8<3.0.0',
    ],
    install_requires=[
        'pyserial',
    ],
    tests_require=[
        'pyelftools',
    ],
    cmdclass = {'test': EspToolTests},
    scripts=[
        'esptool.py',
    ],
)