#!/usr/bin/env python
# -*- coding: utf-8 -*-


import os
import platform
import sys

from distutils.command.build import build

from bpython import __version__, package_dir

try:
    from setuptools import setup
    from setuptools.command.install import install as _install
    using_setuptools = True
except ImportError:
    from distutils.core import setup
    from distutils.command.install import install as _install
    using_setuptools = False

try:
    from distutils.command.build_py import build_py_2to3 as build_py
except ImportError:
    from distutils.command.build_py import build_py

try:
    from babel.messages.frontend import compile_catalog as _compile_catalog
    from babel.messages.frontend import extract_messages as _extract_messages
    from babel.messages.frontend import update_catalog as _update_catalog
    from babel.messages.frontend import init_catalog as _init_catalog
    using_translations = True
except ImportError:
    using_translations = False

try:
    import sphinx
    from sphinx.setup_command import BuildDoc
    if sphinx.__version__ == '1.1.2':
        # Sphinx 1.1.2 is buggy and building bpython with that version fails.
        # See #241.
        using_sphinx = False
    else:
        using_sphinx = True
except ImportError:
    using_sphinx = False

class install(_install):
    """Force install to run build target."""

    def run(self):
        self.run_command('build')
        _install.run(self)

cmdclass = dict(build_py=build_py, build=build, install=install)
translations_dir = os.path.join(package_dir, 'translations')

# localization options
if using_translations:
    class compile_catalog(_compile_catalog):
        def initialize_options(self):
            """Simply set default domain and directory attributes to the
            correct path for bpython."""
            _compile_catalog.initialize_options(self)

            self.domain = 'bpython'
            self.directory = translations_dir
            self.use_fuzzy = True

    class update_catalog(_update_catalog):
        def initialize_options(self):
            """Simply set default domain and directory attributes to the
            correct path for bpython."""
            _update_catalog.initialize_options(self)

            self.domain = 'bpython'
            self.output_dir = translations_dir
            self.input_file = os.path.join(translations_dir, 'bpython.pot')

    class extract_messages(_extract_messages):
        def initialize_options(self):
            """Simply set default domain and output file attributes to the
            correct values for bpython."""
            _extract_messages.initialize_options(self)

            self.domain = 'bpython'
            self.output_file = os.path.join(translations_dir, 'bpython.pot')

    class init_catalog(_init_catalog):
        def initialize_options(self):
            """Simply set default domain, input file and output directory
            attributes to the correct values for bpython."""
            _init_catalog.initialize_options(self)

            self.domain = 'bpython'
            self.output_dir = translations_dir
            self.input_file = os.path.join(translations_dir, 'bpython.pot')

    build.sub_commands.insert(0, ('compile_catalog', None))

    cmdclass['compile_catalog'] = compile_catalog
    cmdclass['extract_messages'] = extract_messages
    cmdclass['update_catalog'] = update_catalog
    cmdclass['init_catalog'] = init_catalog

if using_sphinx:
    class BuildDocMan(BuildDoc):
        def initialize_options(self):
            BuildDoc.initialize_options(self)
            self.builder = 'man'
            self.source_dir = 'doc/sphinx/source'
            self.build_dir = 'build'

    build.sub_commands.insert(0, ('build_sphinx_man', None))
    cmdclass['build_sphinx_man'] = BuildDocMan

    if platform.system() in ['FreeBSD', 'OpenBSD']:
        man_dir = 'man'
    else:
        man_dir = 'share/man'

    # manual pages
    man_pages = [
        (os.path.join(man_dir, 'man1'), ['build/man/bpython.1']),
        (os.path.join(man_dir, 'man5'), ['build/man/bpython-config.5']),
    ]
else:
    man_pages = []

data_files = [
    # desktop shortcut
    (os.path.join('share', 'applications'), ['data/bpython.desktop'])
]
data_files.extend(man_pages)

extras_require = {
    'urwid' : ['urwid']
}

packages = ['bpython', 'bpython.test', 'bpython.translations', 'bpdb']

entry_points = {
    'console_scripts': [
        'bpython = bpython.cli:main',
        'bpython-urwid = bpython.urwid:main [urwid]'
    ]
}

scripts = [] if using_setuptools else ['data/bpython',
                                       'data/bpython-urwid']

if sys.version_info[:2] >= (2, 6):
    # curtsies only supports 2.6 and onwards
    extras_require['curtsies'] = ['curtsies >=0.1.7,