# Fedora Developer Shell
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Library General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
# Authors: Yaakov M. Nemoy <ynemoy@redhat.com>
#

from __future__ import with_statement

from os.path import split

from base.base import log
from base.exceptions import ExecutionException
from base.util import pwd, copy, move
from base.profiles import ver_rel, name

from modules.directory import Directory


class Package(Directory):
    _type = 'package'
    # These two methods are here as examples.
    def load_dir(self, dir):
        super(Package, self).load_dir(dir)

    def make_dir(self, dir):
        super(Package, self).make_dir(dir)

    def add_spec(self, spec_file):
        log.debug('spec_file is %s' % spec_file)
        log.debug('spec_file_name is %s' % self.name + '.spec')
        #TODO: get the spec file name, copy
        # Then get the actual package name and set pkg_name to the right one
        spec_fname = split(spec_file)[1]
        with pwd(self.code_dir):
            try:
                copy(spec_file, spec_fname)
                self.cfg['pkg_name'] = name(spec_fname)
                if not spec_fname == self.spec_file:
                    mv(spec_fname, self.spec_file)
            except IOError, e:
                log.error(str(e))
                raise ExecutionException(e, 'spec-file could not be added')

    @property
    def spec_file(self):
        return self.pkg_name + '.spec'

    @property
    def code_dir(self):
        # this is a hack for some refactoring backwards compatibility
        #TODO: replace code_dir with just dir
        return self.cfg['dir']

    @property
    def pkg_name(self):
        return self.cfg['pkg_name']

    def get_srpm_name(self, profile):
        with pwd(self.code_dir):
            ver, rel = ver_rel(self.spec_file, profile.dist_defines())
            return '%s-%s-%s.src.rpm' % (self.pkg_name, ver, rel)

    def ver(self, profile=None):
        with pwd(self.dir):
            ver, rel = ver_rel(self.spec_file, profile.dist_defines() if profile else '')
            return ver

    def source_dir(self, *args):
        raise NotImplementedError

    @property
    def sourceball(self):
        return self.cfg['sourceball']

__all__ = ['Package']