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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 os import symlink

from spack.package import *


class Recon(MakefilePackage):
    """RECON: a package for automated de novo identification of repeat families
       from genomic sequences."""

    homepage = "http://eddylab.org/software/recon/"
    url      = "http://eddylab.org/software/recon/RECON1.05.tar.gz"

    version('1.05', sha256='4d4f76f439bcffd50380cffc41a80dc15fa4a80f38a04234e24da893ed7c025a')

    variant('repeatmasker', default=False,
            description='Use RepeatMasker developer patches (1.08)')

    patch('repeatmasker_recon.patch', when='+repeatmasker')

    build_directory = 'src'

    depends_on('perl', type='run')

    @property
    def install_targets(self):
        return [
            'install',
            'BINDIR=%s' % self.prefix.bin
        ]

    # edit the recon.pl script with the prefix as mentioned in the README
    def edit(self, spec, prefix):
        filter_file('$path = ""', '$path = "%s"' % prefix.bin,
                    'scripts/recon.pl', string=True)

    # recon's makefile is very basic -- the target directory must
    # already exist to properly install
    @run_before('install')
    def prepare_bin(self):
        mkdirp(prefix.bin)

    # finally, install the scripts dir as well
    # and link the recon command into bin.
    @run_after('install')
    def finalize(self):
        install_tree('scripts', prefix.scripts)
        symlink(join_path(prefix.scripts, 'recon.pl'),
                join_path(prefix.bin, 'recon'))