# Copyright (C) 2010  Leonard Thomas
#
# This file is part of Dodai.
#
# Dodai 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.
#
# Dodai 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 Dodai.  If not, see <http://www.gnu.org/licenses/>.


class Config(object):

    def __call__(self):
        obj = ConfigResults()
        if hasattr(self, 'vars'):
            for key, val in self.vars.items():
                setattr(obj, key, val)
        return obj

    def __getattr__(self, key):

        if 'files' == key:
            from dodai.config.files import ConfigFiles
            from dodai.tools.odict import OrderedDict
            from dodai.tools import Section
            from dodai.tools.himo import String2Himo
            s2h = String2Himo()
            self.files = ConfigFiles(OrderedDict, Section, s2h)
            return self.files
        elif 'options' == key:
            from dodai.config.option import ConfigOption
            self.options = ConfigOption()
            return self.options
        elif 'logs' == key:
            from dodai.config.log import ConfigLog
            self.logs = ConfigLog()
            return self.logs
        elif 'databases' == key:
            # Wire up the sqlalchemy objects to use in the sa object
            # which will be used as the default database handler
            from dodai.config.databases import ConfigDatabases
            from dodai.config.databases.sa import Sa
            from sqlalchemy.orm import sessionmaker
            from sqlalchemy import create_engine
            from dodai.db import Db
            sa = Sa(create_engine, sessionmaker, Db)
            self.databases = ConfigDatabases(sa, 'sa')
            return self.databases
        else:
            raise KeyError(key)

    def set(self, key, val):
        if not hasattr(self, 'vars'):
            self.vars = {}
        self.vars[key] = val


class ConfigResults(object):
    pass