#!/usr/bin/env python3
# ***** BEGIN GPL LICENSE BLOCK *****
#
# 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; either version 2
# of the License, or (at your option) any later version.
#
# 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 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.
#
# ***** END GPL LICENCE BLOCK *****

# TODO
# * checkout command
# * commit command
# ** staging for svn commit
# ** svn commit
# ** handle errors
# * definition of project (.bam (like .git)) ... json


class bam_utils:
    # fake module
    __slots__ = ()
    def __new__(cls, *args, **kwargs):
        raise RuntimeError("%s should not be instantiated" % cls)

    @staticmethod
    def session_find_url():
        return "http://localhost:5000"




def subcommand_checkout_cb(args):
    print(args)


def subcommand_commit_cb(args):
    print(args)


def subcommand_update_cb(args):
    print(args)


def subcommand_revert_cb(args):
    print(args)


def subcommand_list_cb(args):
    print(args)


def subcommand_status_cb(args):
    print(args)


def create_argparse_checkout(subparsers):
    subparse = subparsers.add_parser("checkout", aliases=("co",))
    subparse.add_argument(
            "paths", nargs="*", help="Paths to checkout",
            )
    subparse.set_defaults(func=subcommand_checkout_cb)



def create_argparse_commit(subparsers):
    subparse = subparsers.add_parser("commit", aliases=("ci",))
    subparse.add_argument(
            "paths", nargs="*", help="paths to checkout",
            )
    subparse.set_defaults(func=subcommand_commit_cb)


def create_argparse_update(subparsers):
    subparse = subparsers.add_parser("update", aliases=("up",))
    subparse.add_argument(
            "paths", nargs="*", help="Paths to checkout",
            )
    subparse.set_defaults(func=subcommand_update_cb)


def create_argparse_revert(subparsers):
    subparse = subparsers.add_parser("update", aliases=("up",))
    subparse.add_argument(
            "paths", nargs="*", help="Paths to checkout",
            )
    subparse.set_defaults(func=subcommand_revert_cb)



def create_argparse_status(subparsers):
    subparse = subparsers.add_parser("status", aliases=("st",))
    subparse.add_argument(
            "paths", nargs="*", help="Paths to checkout",
            )
    subparse.set_defaults(func=subcommand_status_cb)


def create_argparse_list(subparsers):
    subparse = subparsers.add_parser("list", aliases=("ls",))
    subparse.add_argument(
            "paths", nargs="*", help="Paths to checkout",
            )
    subparse.set_defaults(func=subcommand_list_cb)




def create_argparse():
    import os
    import argparse

    usage_text = (
        "BAM! (Blender Asset Manager) " +
        os.path.basename(__file__)
        )

    parser = argparse.ArgumentParser(description=usage_text)

    subparsers = parser.add_subparsers(
            title='subcommands',
            description='valid subcommands',
            help='additional help')

    create_argparse_checkout(subparsers)
    create_argparse_commit(subparsers)
    create_argparse_update(subparsers)
    create_argparse_revert(subparsers)
    create_argparse_status(subparsers)
    create_argparse_list(subparsers)

    return parser


def main():
    import sys

    parser = create_argparse()
    args = parser.parse_args(sys.argv[1:])

    # call subparser callback
    args.func(args)


if __name__ == "__main__":
    main()