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# 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 DeconseqStandalone(Package):
    """The DeconSeq tool can be used to automatically detect and efficiently
    remove sequence contaminations from genomic and metagenomic datasets."""

    homepage = "http://deconseq.sourceforge.net"
    url      = "https://sourceforge.net/projects/deconseq/files/standalone/deconseq-standalone-0.4.3.tar.gz"

    version('0.4.3', 'cb3fddb90e584d89fd9c2b6b8f2e20a2')

    depends_on('perl@5:')

    def install(self, spec, prefix):

        filter_file(r'#!/usr/bin/perl',
                    '#!/usr/bin/env perl', 'deconseq.pl')
        filter_file(r'#!/usr/bin/perl',
                    '#!/usr/bin/env perl', 'splitFasta.pl')

        mkdirp(prefix.bin)
        install('bwa64', prefix.bin)
        install('bwaMAC', prefix.bin)
        install('deconseq.pl', prefix.bin)
        install('splitFasta.pl', prefix.bin)
        install('DeconSeqConfig.pm', prefix)

        chmod = which('chmod')
        chmod('+x', join_path(prefix.bin, 'bwa64'))
        chmod('+x', join_path(prefix.bin, 'bwaMAC'))
        chmod('+x', join_path(prefix.bin, 'deconseq.pl'))
        chmod('+x', join_path(prefix.bin, 'splitFasta.pl'))

    def setup_environment(self, spack_env, run_env):
        run_env.prepend_path('PERL5LIB', prefix)