# -*- coding: utf-8 -*-

# 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 3 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, see <http://www.gnu.org/licenses/>.

import click

import functools

import os

import kallithea

import logging.config

import paste.deploy

# This placeholder is the main entry point for the kallithea-cli command

def cli():

    """Various commands to manage a Kallithea instance."""

def register_command(config_file=False, config_file_initialize_app=False):

    """Register a kallithea-cli subcommand.

    If one of the config_file flags are true, a config file must be specified

    with -c and it is read and logging is configured. The configuration is

    available in the kallithea.CONFIG dict.

    If config_file_initialize_app is true, Kallithea, TurboGears global state

    (including tg.config), and database access will also be fully initialized.

    """

    cli_command = cli.command()

    if config_file or config_file_initialize_app:

        def annotator(annotated):

            @click.option('--config_file', '-c', help="Path to .ini file with app configuration.",

                type=click.Path(dir_okay=False, exists=True, readable=True), required=True)

            @functools.wraps(annotated) # reuse meta data from the wrapped function so click can see other options

            def runtime_wrapper(config_file, *args, **kwargs):

                path_to_ini_file = os.path.realpath(config_file)

                kallithea.CONFIG = paste.deploy.appconfig('config:' + path_to_ini_file)

                logging.config.fileConfig(path_to_ini_file)

                if config_file_initialize_app:

                    kallithea.config.middleware.make_app_without_logging(kallithea.CONFIG.global_conf, **kallithea.CONFIG.local_conf)

                    kallithea.lib.utils.setup_cache_regions(kallithea.CONFIG)

                return annotated(*args, **kwargs)

            return cli_command(runtime_wrapper)

        return annotator

    return cli_command