#    release.py -- The plugin for bzr
#    Copyright (C) 2018 Jelmer Vernooij
#
#    This file is part of breezy-debian.
#
#    bzr-builddeb 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; either version 2 of the License, or
#    (at your option) any later version.
#
#    bzr-builddeb 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 General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with bzr-builddeb; if not, write to the Free Software
#    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
#

from __future__ import absolute_import
import subprocess

from ... import osutils
from .util import (
    find_changelog,
    )


def release(local_tree, subpath):
    """Release a tree."""
    (changelog, top_level) = find_changelog(
        local_tree, subpath, merge=False, max_blocks=2)

    # TODO(jelmer): If this changelog is automatically updated,
    # insert missing entries now.
    if changelog.distributions == "UNRELEASED":
        if top_level:
            changelog_path = 'changelog'
        else:
            changelog_path = 'debian/changelog'
        changelog_arg = "--changelog=%s" % changelog_path
        # TODO(jelmer): don't send output to stderr
        cwd = osutils.pathjoin(local_tree.basedir, subpath)
        subprocess.check_call(
            ["dch", changelog_arg, "--release", ""],
            cwd=cwd)
        subprocess.check_call(
            ["debcommit", changelog_arg, "-ar"],
            cwd=cwd)
