# Copyright 2013-2019 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 Latte(CMakePackage):
    """Open source density functional tight binding molecular dynamics."""

    homepage = "https://github.com/lanl/latte"
    url      = "https://github.com/lanl/latte/tarball/v1.2.1"
    git      = "https://github.com/lanl/latte.git"

    tags = ['ecp', 'ecp-apps']

    version('develop', branch='master')
    version('1.2.1', sha256='a21dda5ebdcefa56e9ff7296d74ef03f89c200d2e110a02af7a84612668bf702')

    variant('mpi', default=True,
            description='Build with mpi')
    variant('progress', default=False,
            description='Use progress for fast')
    variant('shared', default=True, description='Build shared libs')

    depends_on("cmake@3.1:", type='build')
    depends_on('blas')
    depends_on('lapack')
    depends_on('mpi', when='+mpi')
    depends_on('qmd-progress', when='+progress')

    root_cmakelists_dir = 'cmake'

    def cmake_args(self):
        options = []
        if '+shared' in self.spec:
            options.append('-DBUILD_SHARED_LIBS=ON')
        else:
            options.append('-DBUILD_SHARED_LIBS=OFF')
        if '+mpi' in self.spec:
            options.append('-DO_MPI=yes')
        if '+progress' in self.spec:
            options.append('-DPROGRESS=yes')

        blas_list = ';'.join(self.spec['blas'].libs)
        lapack_list = ';'.join(self.spec['lapack'].libs)
        options.append('-DBLAS_LIBRARIES={0}'.format(blas_list))
        options.append('-DLAPACK_LIBRARIES={0}'.format(lapack_list))

        return options
