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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)

from spack import *


class PyPyyaml(PythonPackage):
    """PyYAML is a YAML parser and emitter for Python."""

    homepage = "https://pyyaml.org/wiki/PyYAML"
    pypi = "PyYAML/PyYAML-5.3.1.tar.gz"
    git      = "https://github.com/yaml/pyyaml.git"

    version('6.0',   sha256='68fb519c14306fec9720a2a5b45bc9f0c8d1b9c72adf45c37baedfcd949c35a2')
    version('5.3.1', sha256='b8eac752c5e14d3eca0e6dd9199cd627518cb5ec06add0de9d32baeee6fe645d')
    version('5.2', sha256='c0ee8eca2c582d29c3c2ec6e2c4f703d1b7f1fb10bc72317355a746057e7346c')
    version('5.1.2', sha256='01adf0b6c6f61bd11af6e10ca52b7d4057dd0be0343eb9283c878cf3af56aee4')
    version('5.1',   sha256='436bc774ecf7c103814098159fbb84c2715d25980175292c648f2da143909f95')
    version('3.13',  sha256='3ef3092145e9b70e3ddd2c7ad59bdd0252a94dfe3949721633e41344de00a6bf')
    version('3.12',  sha256='592766c6303207a20efc445587778322d7f73b161bd994f227adaa341ba212ab')
    version('3.11',  sha256='c36c938a872e5ff494938b33b14aaa156cb439ec67548fcab3535bb78b0846e8')

    variant('libyaml', default=True, description='Use libYAML bindings')

    depends_on('python@2.7,3.5:', type=('build', 'link', 'run'))
    depends_on('python@3.6:', when='@6:', type=('build', 'link', 'run'))
    depends_on('libyaml', when='+libyaml', type='link')
    depends_on('py-setuptools', type='build')
    depends_on('py-cython', when='@6:+libyaml', type='build')

    @property
    def import_modules(self):
        modules = ['yaml']

        if '+libyaml' in self.spec:
            modules.append('yaml.cyaml')

        return modules

    def global_options(self, spec, prefix):
        args = []

        if '+libyaml' in self.spec:
            args.append('--with-libyaml')
        else:
            args.append('--without-libyaml')

        return args