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# Copyright 2013-2022 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)

import os
import sys

from spack.package import *


class PyShapely(PythonPackage):
    """Manipulation and analysis of geometric objects in the Cartesian plane.
    """

    homepage = "https://github.com/Toblerity/Shapely"
    pypi = "Shapely/Shapely-1.7.1.tar.gz"
    git      = "https://github.com/Toblerity/Shapely.git"

    maintainers = ['adamjstewart']

    version('master', branch='master')
    version('1.8.2', sha256='572af9d5006fd5e3213e37ee548912b0341fb26724d6dc8a4e3950c10197ebb6')
    version('1.8.1', sha256='0956a3aced40c31a957a52aa1935467334926844a6776b469acb0760a5e6aba8')
    version('1.8.0', sha256='f5307ee14ba4199f8bbcf6532ca33064661c1433960c432c84f0daa73b47ef9c')
    version('1.7.1', sha256='1641724c1055459a7e2b8bbe47ba25bdc89554582e62aec23cb3f3ca25f9b129')
    version('1.7.0', sha256='e21a9fe1a416463ff11ae037766fe410526c95700b9e545372475d2361cc951e')
    version('1.6.4', sha256='b10bc4199cfefcf1c0e5d932eac89369550320ca4bdf40559328d85f1ca4f655')

    depends_on('python@3.6:', when='@1.8:', type=('build', 'link', 'run'))
    depends_on('python@2.7:2.8,3.4:', when='@1.7:', type=('build', 'link', 'run'))
    depends_on('python@2.6:', type=('build', 'link', 'run'))
    depends_on('py-setuptools', type='build')
    depends_on('py-cython@0.29.24:', type='build')
    depends_on('py-numpy', type=('build', 'link', 'run'))
    depends_on('geos')
    depends_on('geos@3.3:', when='@1.3:1.7')
    depends_on('geos@3.6:3.10', when='@1.8:')
    depends_on('py-pytest', type='test')
    depends_on('py-pytest-cov', type='test')

    # https://github.com/Toblerity/Shapely/pull/891
    patch('https://github.com/Toblerity/Shapely/commit/98f6b36710bbe05b4ab59231cb0e08b06fe8b69c.patch?full_index=1',
          sha256='8583cdc97648277fa4faea8bd88d49e43390e87f697b966bd2b4290fba945ba0',
          when='@:1.7.0')

    @when('^python@3.7:')
    def patch(self):
        # Python 3.7 changed the thread storage API, precompiled *.c files
        # need to be re-cythonized
        if os.path.exists('shapely/speedups/_speedups.c'):
            os.remove('shapely/speedups/_speedups.c')
        if os.path.exists('shapely/vectorized/_vectorized.c'):
            os.remove('shapely/vectorized/_vectorized.c')

    def setup_build_environment(self, env):
        env.set('GEOS_CONFIG',
                join_path(self.spec['geos'].prefix.bin, 'geos-config'))

        # Shapely uses ctypes.util.find_library, which searches LD_LIBRARY_PATH
        # Our RPATH logic works fine, but the unit tests fail without this
        # https://github.com/Toblerity/Shapely/issues/909
        libs = ':'.join(self.spec['geos'].libs.directories)
        if sys.platform == 'darwin':
            env.prepend_path('DYLD_FALLBACK_LIBRARY_PATH', libs)
        else:
            env.prepend_path('LD_LIBRARY_PATH', libs)

    def setup_run_environment(self, env):
        self.setup_build_environment(env)

    def setup_dependent_build_environment(self, env, dependent_spec):
        self.setup_build_environment(env)

    @run_after('install')
    @on_package_attributes(run_tests=True)
    def test_install(self):
        python('-m', 'pytest')