# Copyright (C) 2009 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import platform
import sys

from command import Command
from command import MirrorSafeCommand
from git_command import git
from git_command import RepoSourceVersion
from git_command import user_agent
from git_refs import HEAD
from wrapper import Wrapper


class Version(Command, MirrorSafeCommand):
    wrapper_version = None
    wrapper_path = None

    COMMON = False
    helpSummary = "Display the version of repo"
    helpUsage = """
%prog
"""

    def Execute(self, opt, args):
        rp = self.manifest.repoProject
        rem = rp.GetRemote()
        branch = rp.GetBranch("default")

        # These might not be the same.  Report them both.
        src_ver = RepoSourceVersion()
        rp_ver = rp.bare_git.describe(HEAD)
        print("repo version %s" % rp_ver)
        print("       (from %s)" % rem.url)
        print("       (tracking %s)" % branch.merge)
        print("       (%s)" % rp.bare_git.log("-1", "--format=%cD", HEAD))

        if self.wrapper_path is not None:
            print("repo launcher version %s" % self.wrapper_version)
            print("       (from %s)" % self.wrapper_path)

            if src_ver != rp_ver:
                print("       (currently at %s)" % src_ver)

        print("repo User-Agent %s" % user_agent.repo)
        print("git %s" % git.version_tuple().full)
        print("git User-Agent %s" % user_agent.git)
        print("Python %s" % sys.version)
        uname = platform.uname()
        if sys.version_info.major < 3:
            # Python 3 returns a named tuple, but Python 2 is simpler.
            print(uname)
        else:
            print(
                "OS %s %s (%s)" % (uname.system, uname.release, uname.version)
            )
            print(
                "CPU %s (%s)"
                % (
                    uname.machine,
                    uname.processor if uname.processor else "unknown",
                )
            )
        print("Bug reports:", Wrapper().BUG_URL)