# 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 G4realsurface(Package):
    """Geant4 data for measured optical surface reflectance"""
    homepage = "https://geant4.web.cern.ch"
    url = "https://geant4-data.web.cern.ch/geant4-data/datasets/RealSurface.1.0.tar.gz"

    tags = ['hep']

    maintainers = ['drbenmorgan']

    # Only versions relevant to Geant4 releases built by spack are added
    version('2.2', sha256='9954dee0012f5331267f783690e912e72db5bf52ea9babecd12ea22282176820')
    version('2.1.1', sha256='90481ff97a7c3fa792b7a2a21c9ed80a40e6be386e581a39950c844b2dd06f50')
    version('2.1', sha256='2a287adbda1c0292571edeae2082a65b7f7bd6cf2bf088432d1d6f889426dcf3')
    version('1.0', sha256='3e2d2506600d2780ed903f1f2681962e208039329347c58ba1916740679020b1')

    def install(self, spec, prefix):
        mkdirp(join_path(prefix.share, 'data'))
        install_path = join_path(prefix.share, 'data', 'RealSurface{0}'
                                 .format(self.version))
        install_tree(self.stage.source_path, install_path)

    def setup_dependent_run_environment(self, env, dependent_spec):
        install_path = join_path(self.prefix.share, 'data', 'RealSurface{0}'
                                 .format(self.version))
        env.set('G4REALSURFACEDATA', install_path)

    def url_for_version(self, version):
        """Handle version string."""
        return "http://geant4-data.web.cern.ch/geant4-data/datasets/{0}RealSurface.{1}.tar.gz".format(
            "G4" if version > Version('1.0') else "", version)